{"id":14788,"date":"2025-08-26T10:54:23","date_gmt":"2025-08-26T02:54:23","guid":{"rendered":"https:\/\/promax2.seo2.au\/?p=14788"},"modified":"2026-02-25T15:05:15","modified_gmt":"2026-02-25T07:05:15","slug":"pogo-pin-contact-resistance","status":"publish","type":"post","link":"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/","title":{"rendered":"How does Pogo Pin Contact Resistance Work?"},"content":{"rendered":"<p dir=\"ltr\">Little spring-loaded connectors called <a href=\"\/fr\/spring-loaded-pin\/\">pogo pins<\/a> make or break your electronics \u2013 literally!<\/p>\n<p dir=\"ltr\">These metal contacts push against circuit boards to keep electricity moving &amp; flowing. But when things like dirt or bad designs get in the way&#8230; Well, your devices get glitchy or just die. It all comes down to something called \u201ccontact resistance\u201d \u2013 the invisible barrier that forms when metals touch.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Key_Takeaways\" >Key Takeaways<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Whats_Really_Happening_When_Pogo_Pins_Connect\" >What&#8217;s Really Happening When Pogo Pins Connect?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Why_do_Bad_Connections_Kill_Your_Devices\" >Why do Bad Connections Kill Your Devices?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#The_Three_Parts_that_Make_these_Pins_Work\" >The Three Parts that Make these Pins Work<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#The_Plunger\" >The Plunger<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#The_Barrel_Housing\" >The Barrel Housing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#The_Internal_Spring\" >The Internal Spring<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#How_do_These_Pins_Connect_to_Your_Applications\" >How do These Pins Connect to Your Applications?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Solder_Connections\" >Solder Connections<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Press-Fit_Options\" >Press-Fit Options<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Surface_Mount_Technology\" >Surface Mount Technology<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Through-Hole_Mounting\" >Through-Hole Mounting<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Working_Stroke_Matters_More_Than_You_Think\" >Working Stroke Matters More Than You Think<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Gold_Silver_or_Nickel_Coating_Makes_a_Huge_Difference\" >Gold, Silver, or Nickel? Coating Makes a Huge Difference<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Finding_Problems_Before_They_Find_You\" >Finding Problems Before They Find You<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#What_Youll_Need\" >What You&#8217;ll Need<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Quick_Testing_Steps\" >Quick Testing Steps<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Whats_Killing_Your_Connections\" >What&#8217;s Killing Your Connections?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Materials_and_Mounting\" >Materials and Mounting<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Physical_Factors\" >Physical Factors<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Environmental_Factors\" >Environmental Factors<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Making_Your_Connections_Bulletproof\" >Making Your Connections Bulletproof<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Design_Tricks\" >Design Tricks<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Maintenance_Hacks\" >Maintenance Hacks<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Smart_Selection\" >Smart Selection<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Picking_Pins_for_the_Tough_Jobs\" >Picking Pins for the Tough Jobs<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Mechanical_Stability_Comes_First\" >Mechanical Stability Comes First<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Grounding_Applications_Need_Special_Care\" >Grounding Applications Need Special Care<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#High-Cycle_Testing_Equipment\" >High-Cycle Testing Equipment<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Where_Good_Connections_Save_the_Day\" >Where Good Connections Save the Day<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Testing_Equipment\" >Testing Equipment<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Consumer_Electronics\" >Consumer Electronics<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Industrial_Systems\" >Industrial Systems<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Get_Your_Connections_Fixed_Today\" >Get Your Connections Fixed Today<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Pogo_Pin_Contact_Resistance_FAQs\" >Pogo Pin Contact Resistance FAQs<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#How_do_I_fix_high_resistance_problems\" >How do I fix high resistance problems?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#How_many_times_can_pogo_pins_connect_before_failing\" >How many times can pogo pins connect before failing?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/promax2.seo2.au\/fr\/blog\/pogo-pin\/pogo-pin-contact-resistance\/#Can_I_use_these_pins_in_outdoor_equipment\" >Can I use these pins in outdoor equipment?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Key_Takeaways\"><\/span>Key Takeaways<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Good connections stay under 50 m\u03a9 resistance (that&#8217;s super low!)<\/li>\n<li>Gold coating fights corrosion and keeps electricity flowing<\/li>\n<li>Spring pressure (about 1 N) makes sure pins stay connected<\/li>\n<li>Heat, moisture, and dirt are your connections&#8217; worst enemies<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Whats_Really_Happening_When_Pogo_Pins_Connect\"><\/span>What&#8217;s Really Happening When Pogo Pins Connect?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">When a pogo pin touches another metal, tiny bumps on each surface are the only parts actually touching. Weird, right? Even \u201csmooth\u201d metal isn&#8217;t really smooth up close! This limited contact area creates electrical contact resistance, measured in milliohms (m\u03a9). Quality spring-loaded pins keep this resistance between 10-200 m\u03a9, with gold-plated ones performing best.<\/p>\n<p dir=\"ltr\">Your PCB needs clean, low-resistance connections to work right. When resistance gets too high, your whole electrical connection becomes unreliable.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_do_Bad_Connections_Kill_Your_Devices\"><\/span>Why do Bad Connections Kill Your Devices?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">When resistance gets high, voltage drops, signals get garbled, and your data turns to nonsense. Modern electronics running on tiny voltages hate this the most. Poor connections are device killers!<\/p>\n<p dir=\"ltr\">High resistance also creates heat. That heat damages your components, hurts conductivity, and slows down data. Your testing equipment needs super-clean connections or you&#8217;ll get false readings. <a href=\"https:\/\/www.scribd.com\/document\/409122106\/IPC-TM-650-Contact-Resistance-Test-Methods-Manual\" target=\"_blank\" rel=\"nofollow noopener\">Industry pros<\/a> say good pogo pin connectors should stay under 50 milliohms. Otherwise, your whole electrical connection becomes unreliable.<\/p>\n<p dir=\"ltr\">We&#8217;ve seen customers waste thousands replacing perfectly good circuit boards when the real problem was just bad contact resistance. A simple fix could have saved their equipment!<\/p>\n<h2><span class=\"ez-toc-section\" id=\"The_Three_Parts_that_Make_these_Pins_Work\"><\/span>The Three Parts that Make these Pins Work<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Every pogo pin has three critical parts working together: the plunger, the barrel housing, and the internal spring.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"The_Plunger\"><\/span>The Plunger<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">This springy bit moves in and out. Some have flat tips, some pointy ones, some at right angles for tight spaces. The plunger&#8217;s job is to push against whatever you&#8217;re connecting to. Its surface needs to stay clean for good conductivity.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"The_Barrel_Housing\"><\/span>The Barrel Housing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">This hollow tube holds everything together. It keeps the plunger moving straight and true. Good barrels are precision-made \u2013 even tiny manufacturing flaws can mess up your connection!<\/p>\n<h3><span class=\"ez-toc-section\" id=\"The_Internal_Spring\"><\/span>The Internal Spring<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">This tiny coil creates that crucial contact force. It pushes the plunger with just the right pressure \u2013 typically around 60 grams of force at mid-stroke. Too little force? Bad connection. Too much? You&#8217;ll damage your components.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_do_These_Pins_Connect_to_Your_Applications\"><\/span>How do These Pins Connect to Your Applications?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">You&#8217;ve got options for attaching pogo pins to your circuit boards: solder connections, press-fit options, surface mount, and through-hole mounting.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Solder_Connections\"><\/span>Solder Connections<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">The classic approach! Solder creates permanent, stable connections. Great for devices where you&#8217;ll never need to swap pins.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Press-Fit_Options\"><\/span>Press-Fit Options<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Many pins just push into holes \u2013 no solder needed! This speeds up assembly and makes your production efficiency skyrocket. We&#8217;ve seen factories cut assembly time in half with these.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Surface_Mount_Technology\"><\/span>Surface Mount Technology<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">For tiny electronics, surface mount pins stick right to the board face. Perfect for automated assembly where space is tight.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Through-Hole_Mounting\"><\/span>Through-Hole Mounting<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Need extra strength? Through-hole mounting gives you mechanical stability when your connection might face abuse. Perfect for rugged applications.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Working_Stroke_Matters_More_Than_You_Think\"><\/span>Working Stroke Matters More Than You Think<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u201cWorking stroke\u201d is how far your pin compresses while still working right. Most pins need 1-3 mm of travel, but some special ones handle up to 6 mm for challenging mating surfaces.<\/p>\n<p dir=\"ltr\">Temperature changes cause everything to expand and shrink. Good pin design accounts for this thermal expansion, maintaining contact even when parts grow or shrink as temperatures change.<\/p>\n<p dir=\"ltr\">One customer came to us after their outdoor device kept failing in summer. Turns out their cheap pins couldn&#8217;t handle the heat! Our custom spring solution solved their problem instantly.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Gold_Silver_or_Nickel_Coating_Makes_a_Huge_Difference\"><\/span>Gold, Silver, or Nickel? Coating Makes a Huge Difference<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<table class=\"has-tablewrap\">\n<thead>\n<tr>\n<th>Coating<\/th>\n<th>Performance<\/th>\n<th>Durability<\/th>\n<th>Best For<\/th>\n<th>Handles Tough Stuff<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Gold<\/td>\n<td>Amazing (10-50 m\u03a9)<\/td>\n<td>Super tough<\/td>\n<td>Critical equipment<\/td>\n<td>Survives practically anything<\/td>\n<\/tr>\n<tr>\n<td>Hard Gold<\/td>\n<td>Great (20-60 m\u03a9)<\/td>\n<td>Very durable<\/td>\n<td>Test points<\/td>\n<td>Handles most environments<\/td>\n<\/tr>\n<tr>\n<td>Silver<\/td>\n<td>Good (30-70 m\u03a9)<\/td>\n<td>OK<\/td>\n<td>Budget-friendly projects<\/td>\n<td>Tarnishes quickly<\/td>\n<\/tr>\n<tr>\n<td>Nickel<\/td>\n<td>Decent (50-100 m\u03a9)<\/td>\n<td>Pretty good<\/td>\n<td>Basic connections<\/td>\n<td>Works in clean places<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p dir=\"ltr\">Gold plating gives the lowest contact resistance around. It doesn&#8217;t rust or corrode, even in harsh environments. It costs more, but when reliability matters, nothing beats gold for corrosion resistance!<\/p>\n<p dir=\"ltr\">One Brisbane electronics maker switched all their pins to gold after humidity problems nearly ruined their reputation. Now their devices work flawlessly, even during our humid summers.<\/p>\n<p dir=\"ltr\">Silver starts out great, but tarnishes fast. Hard gold (gold mixed with other metals) gives you the perfect balance for thousands of mating cycles.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Finding_Problems_Before_They_Find_You\"><\/span>Finding Problems Before They Find You<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Testing connection resistance is super easy with the right tools:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_Youll_Need\"><\/span>What You&#8217;ll Need<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>A milliohm meter with four-wire capability<\/li>\n<li>Something to hold your pins at the right height<\/li>\n<li>A consistent power source<\/li>\n<li>Clean workspace (dust ruins everything!)<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Quick_Testing_Steps\"><\/span>Quick Testing Steps<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img decoding=\"async\" class=\"blog-image aligncenter wp-image-14802 size-full\" src=\"https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/quick-testing-steps.jpg\" alt=\"quick testing steps\" width=\"1500\" height=\"1000\" srcset=\"https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/quick-testing-steps.jpg 1500w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/quick-testing-steps-300x200.jpg 300w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/quick-testing-steps-1030x687.jpg 1030w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/quick-testing-steps-768x512.jpg 768w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/quick-testing-steps-510x340.jpg 510w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/quick-testing-steps.jpg?w=600 600w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/quick-testing-steps.jpg?w=900 900w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/quick-testing-steps.jpg?w=1200 1200w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/quick-testing-steps.jpg?w=450 450w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/><\/p>\n<ol>\n<li>Mount your pin in a proper fixture<\/li>\n<li>Connect your test wires correctly<\/li>\n<li>Run the test current through<\/li>\n<li>Measure the voltage drop<\/li>\n<li>Calculate resistance (Ohm&#8217;s Law: R=V\/I)<\/li>\n<li>Test a few times to be sure<\/li>\n<\/ol>\n<p dir=\"ltr\">Check during manufacturing and regular maintenance. Catch problems before your products fail and customers get cranky!<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Whats_Killing_Your_Connections\"><\/span>What&#8217;s Killing Your Connections?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Several things mess up spring-loaded connectors, broken up into material and mounting problems, such as surface plate quality, as well as physical factors like spring tension weakening.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Materials_and_Mounting\"><\/span>Materials and Mounting<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Base metals (brass gives good grounding)<\/li>\n<li>Surface plate quality and thickness<\/li>\n<li>Whether you used through-hole or surface mount<\/li>\n<li>Compatibility with solder process temperatures<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Physical_Factors\"><\/span>Physical Factors<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Spring tension weakening over time<\/li>\n<li>Shrinking contact area from wear<\/li>\n<li>Parts fitting too loose or tight<\/li>\n<li>Dirt building up on mating surfaces<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Environmental_Factors\"><\/span>Environmental Factors<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Extreme temperatures frying components<\/li>\n<li>Humidity creating invisible corrosion<\/li>\n<li>Chemical vapors eating metal surfaces<\/li>\n<li>Dust gets everywhere (and it always does!)<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Making_Your_Connections_Bulletproof\"><\/span>Making Your Connections Bulletproof<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Smart companies protect their electrical connections with certain design tricks, maintenance hacks, and smart selection.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Design_Tricks\"><\/span>Design Tricks<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Choose gold coating for anything important<\/li>\n<li>Use enough spring pressure (but not too much!)<\/li>\n<li>Design fixtures that align pins perfectly<\/li>\n<li>Shield sensitive connections from the elements<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Maintenance_Hacks\"><\/span>Maintenance Hacks<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Clean contact surfaces regularly<\/li>\n<li>Replace pins at first sign of trouble<\/li>\n<li>Test resistance during regular checkups<\/li>\n<li>Protect unused connections from contamination<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Smart_Selection\"><\/span>Smart Selection<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>High-current applications need beefy pins<\/li>\n<li>Precision jobs need tight-tolerance components<\/li>\n<li>Machine assembly works best with specific configurations<\/li>\n<li>Outdoor use demands special corrosion protection<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Picking_Pins_for_the_Tough_Jobs\"><\/span>Picking Pins for the Tough Jobs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Some applications punish ordinary connectors. When reliability absolutely matters:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mechanical_Stability_Comes_First\"><\/span>Mechanical Stability Comes First<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Choose pins with tight manufacturing tolerance. These hold position better under shock and vibration in demanding applications. They keep working even when your equipment gets knocked around.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Grounding_Applications_Need_Special_Care\"><\/span>Grounding Applications Need Special Care<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Safety depends on solid grounding connections. Pick pins designed specifically for this job, with extra-low impedance and fail-safe design.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"High-Cycle_Testing_Equipment\"><\/span>High-Cycle Testing Equipment<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Some pins connect and disconnect millions of times. For these, you need precious metal plating that stands up to abuse. The right pins maintain performance after thousands of mating cycles.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Where_Good_Connections_Save_the_Day\"><\/span>Where Good Connections Save the Day<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" class=\"blog-image aligncenter wp-image-14804 size-full\" src=\"https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/application.jpg\" alt=\"application\" width=\"1500\" height=\"1000\" srcset=\"https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/application.jpg 1500w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/application-300x200.jpg 300w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/application-1030x687.jpg 1030w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/application-768x512.jpg 768w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/application-510x340.jpg 510w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/application.jpg?w=600 600w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/application.jpg?w=900 900w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/application.jpg?w=1200 1200w, https:\/\/cdn.promaxpogopin.com\/wp-content\/uploads\/application.jpg?w=450 450w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/><\/p>\n<p dir=\"ltr\">Solid, low-resistance <a href=\"\/fr\/pogo-pin-connector\/\">pogo pin connectors<\/a> matter most in testing equipment, consumer electronics, and industrial systems:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Testing_Equipment\"><\/span>Testing Equipment<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Circuit board testers that can&#8217;t afford false readings<\/li>\n<li>Quality control systems checking thousands of parts daily<\/li>\n<li>Diagnostic equipment where accuracy is everything<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Consumer_Electronics\"><\/span>Consumer Electronics<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Phone charging ports that get used constantly<\/li>\n<li>Battery connections that power your favorite gadgets<\/li>\n<li>Data transfer points handling your precious information<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Industrial_Systems\"><\/span>Industrial Systems<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Factory machines that can&#8217;t afford downtime<\/li>\n<li>Monitoring systems watching critical processes<\/li>\n<li>Service equipment technicians rely on daily<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Get_Your_Connections_Fixed_Today\"><\/span>Get Your Connections Fixed Today<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Bad connections lead to failed devices, angry customers, and wasted money. Understanding what&#8217;s happening at the microscopic level helps you build better products that don&#8217;t quit when you need them most.<\/p>\n<p dir=\"ltr\"><a href=\"\/fr\/contact\/\">Contact our team<\/a> at Promax Pogo Pin today! We&#8217;ll help match you with exactly the right pins for your specific application. Our technical support team knows these tiny components inside out, and we&#8217;ve solved connection problems for companies all over Australia. Don&#8217;t let tiny connection problems cause big headaches!<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Pogo_Pin_Contact_Resistance_FAQs\"><\/span>Pogo Pin Contact Resistance FAQs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"How_do_I_fix_high_resistance_problems\"><\/span>How do I fix high resistance problems?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Clean your contact points with isopropyl alcohol. Check if your springs still have proper tension. Look for worn-out plating under magnification. Test with a reliable meter. Still having issues? Replace your pins or upgrade to gold-coated ones \u2013 they cost a bit more but save massive headaches!<\/p>\n<h3><span class=\"ez-toc-section\" id=\"How_many_times_can_pogo_pins_connect_before_failing\"><\/span>How many times can pogo pins connect before failing?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Depends on quality! Basic pins work for thousands of connections. Premium ones last up to a million cycles. Eventually, plating wears off, springs get tired, and resistance climbs. The best pins with hard gold coating keep working long after cheaper ones fail. We&#8217;ve seen good pins outlast the devices they&#8217;re installed in!<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_I_use_these_pins_in_outdoor_equipment\"><\/span>Can I use these pins in outdoor equipment?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Absolutely \u2013 if you pick the right ones! Choose gold-coated pins that resist corrosion. Look for sealed designs that keep moisture and dirt out. Add protective covers against the elements. And in harsh environments, schedule regular cleanings to keep everything working smoothly.<\/p>\n<p dir=\"ltr\">Back to Top: <a href=\"\/fr\/pogo-pin\/pogo-pin-contact-resistance\/\">Pogo Pin Contact Resistance | Promax Pogo Pin Guide<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Little spring-loaded connectors called pogo pins make or break your electronics \u2013 literally! These metal contacts push against circuit boards to keep electricity moving &amp; flowing. But when things like dirt or bad designs get in the way&#8230; Well, your devices get glitchy or just die. It all comes down to something called \u201ccontact resistance\u201d [&#8230;]\n","protected":false},"author":8,"featured_media":14798,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"How does Pogo Pin Contact Resistance Work?","_seopress_titles_desc":"When it comes to pogo pin contact resistance, this guide covers spring-loaded pins, impedance, stable contact pressure and use in high temperature environments.","_seopress_robots_index":"","inline_featured_image":false,"_lmt_disableupdate":"no","_lmt_disable":"no","footnotes":""},"categories":[80],"tags":[],"class_list":{"0":"post-14788","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-pogo-pin"},"acf":[],"modified_by":"Promax Pogo Pins","_links":{"self":[{"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/posts\/14788","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/comments?post=14788"}],"version-history":[{"count":5,"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/posts\/14788\/revisions"}],"predecessor-version":[{"id":14977,"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/posts\/14788\/revisions\/14977"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/media\/14798"}],"wp:attachment":[{"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/media?parent=14788"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/categories?post=14788"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/promax2.seo2.au\/fr\/wp-json\/wp\/v2\/tags?post=14788"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}