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7-Pin Magnetic Connector: Product Range

NF5265-07PANF5265-07PA-03
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7-Pin Magnetic Connector | Promax Pogo Pin

7Pin Magnetic connector NF5265-07PA

NC5265-07PANC5265-07PA-03
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7-Pin Magnetic Connector | Promax Pogo Pin

7Pin Magnetic connector NC5265-07PA

How to Choose the Right 7-Pin Magnetic Connector

A 7-pin magnetic connector handles designs that need multi-line communication, sensor array power, or combined power-plus-data paths beyond what a 6-pin offers. The odd pin count opens up shielding, ID, and ground-sense layouts that even-pin counts can’t deliver cleanly. Use the steps below to spec your design.

  1. Lay out the seven pins against your signal and power map. Common 7-pin layouts include two power pins, two data pairs, one ID line, and a dedicated shield-return. Sensor arrays often run one power pin and six independent sense lines. Send us the pin map and we’ll match contact pitch.
  2. Match the per-contact current rating to your load. Standard 7-pin parts handle up to 2A per contact at 12V. With two pins paralleled on the power side, total current reaches 4A. Higher-current variants are available for accessory designs that need more headroom.
  3. Verify contact resistance against signal integrity needs. Standard 7-pin parts hold contact resistance at 50 mΩ or below per pin. That keeps voltage drop small at 2A and supports stable signal paths across all seven contacts. Tighter-resistance variants are available for high-speed data.
  4. Confirm operating temperature and humidity ranges. Standard 7-pin parts run from –25°C to +85°C across 10%RH to 90%RH. That covers most consumer, medical, and smart-home applications. Extended-temperature builds are available for outdoor or automotive use.
  5. Check the mechanical life rating against expected mating frequency. Standard 7-pin connectors are rated for 10,000 mating cycles. Sensor docks and instrument cradles that mate once or twice per day fit comfortably in that budget. Higher cycle ratings are available during custom design.
  6. Pick the magnet grade and housing geometry. The N52 magnet gives strong holding force even with the larger seven-pin footprint. We adjust magnet polarity, contact pitch, and housing diameter to fit slim wearables, instrument bases, or rugged enclosures. Send a 3D model with the inquiry.
  7. Confirm plating, materials, and certifications. Standard contacts use Gold plating over a copper alloy. Promax holds ISO 9001, ISO 14001, ISO 45001, and IECQ QC080000, and all 7-pin parts are RoHS-compliant. Thicker plating or alternative finishes are available during custom design.

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7-Pin Magnetic Connector FAQs

When does a 7-pin layout make more sense than a 6-pin or 8-pin?

A 7-pin layout fits when you need an odd-numbered configuration — typically one extra line for ID, shielding, or a sense path on top of an even split of power and data. If your design fits a cleaner even-pin layout, a 6-pin or 8-pin is usually simpler.

What applications run 7-pin magnetic connectors?

Medical instrument cradles, sensor array docks, industrial control panels, and high-end smart-home devices all use 7-pin layouts. The extra pin is usually a dedicated ID, sense, or shield line that simpler designs combine with power or data.

How much current can a 7-pin magnetic connector carry?

Each contact handles up to 2A at 12V. With two pins paralleled on the power side, total current reaches 4A. Higher-current designs are available — we’ll adjust contact diameter and plating during the quote.

Can the seven pins carry independent data lines?

Yes. With 50 mΩ contact resistance per pin and stable spring force, all seven contacts can run independent low-speed data or sense paths. For high-speed differential pairs, we offer tighter-resistance variants with controlled-impedance routing on the carrier board.

How long does it take to get a 7-pin prototype?

Free samples ship within two weeks of an approved design. Catalog parts like the NF5265-07PA and NC5265-07PA ship in a few days. Mass production runs 3–4 weeks after sample approval.

What stock 7-pin SKUs are available?

Our current 7-pin catalog includes both NF (with magnet) and NC (without magnet) variants of the NF5265-07PA design. For other pin configurations or footprints, we build to spec from the same production line.

What certifications does Promax hold for 7-pin parts?

Promax holds ISO 9001, ISO 14001, ISO 45001, and IECQ QC080000. All 7-pin connectors are RoHS-compliant. Additional traceability or material certifications can be arranged for regulated industries.

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