J30J-37ZKSL-A3 | 37-Pin Micro-D Board Mount Receptacle Connector with A3 Hardware

The J30J-37ZKSL-A3 is a high-density 37-pin Micro-D board mount receptacle connector featuring a specialized SL contact variant and A3 series precision locking hardware.

999999 in stock

  • ISO & Quality Certifications
  • 100% Intermateable with original parts.
  • 1-Year Warranty with Full After-Sales Support
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J30J-37ZKSL-A3 Maximum Signal Consolidation via 37-Contact Architecture

The J30J-37ZKSL-A3 is a high-performance Micro-D receptacle connector engineered to manage dense signal matrices in highly restricted spatial envelopes. Featuring a thirty-seven contact layout, this device enables system architects to route a large volume of digital command streams, sensor outputs, and localized low-voltage power lines through a single sub-miniature interface. This heavy channel integration is highly beneficial for advanced processing units, compact avionics cards, and mission-critical payload systems where internal board space is at a premium. By mergin

Key Specifications

Shell Material

Voltage Rating

Current Rating

Operating Temp

Mating Cycles

Aluminum alloy

~800 VAC

3 A

-55 °C to +125 °C

>500

J30J-37ZKSL-A3

Precision SL Terminal Variant for Specialized Board Mounting

The SL designation denotes a highly specialized contact tail variation developed specifically for dense board integration. The thirty-seven solid terminal leads exit the rear of the insulator in a tightly controlled pattern that provides clear electrical isolation between adjacent channels. This carefully engineered footprint stops localized trace crowding on complex multi-layer boards, minimizing the risk of cross-talk or unexpected signal interference. The low-profile structure supports reduced mounting heights that fit thin-chassis profiles perfectly, providing reliable mechanical stability during high-volume production.

Advanced Socket Engineering for Low Contact Resistance

Because insertion forces increase with higher pin counts, the core of the J30J-37ZKSL-A3 relies on thirty-seven precision-machined socket sleeves. Each individual socket is crafted from a high-tensile copper alloy and finished with premium gold over nickel plating. When the mating twist-pins are inserted, the socket walls create a consistent inward spring pressure along with a mechanical wiping action. This action clears away microscopic particulates and localized oxidation, ensuring consistent physical contact. This multi-point contact mechanism prevents signal dropouts, keeping communications clean during prolonged use.

Accurate Alignment and Mechanical Security with A3 Hardware

The A3 suffix identifies the inclusion of high-precision mounting and locking hardware designed to resist structural movement under high dynamic stresses. The A3 hardware uses precise thread dimensions and specialized alignment collars that firmly anchor the receptacle to the board or panel wall. This prevents internal mechanical rotation or shifting when technicians apply torque to connect matching plugs. By distributing insertion and extraction loads across the entire aluminum shell, the A3 hardware isolates the underlying through-hole solder fillets from mechanical shearing.

J30J-37ZKSL-A3-side-view

Robust Electromagnetic Shielding and Interface Compatibility

  1. Protected by a high-grade aluminum alloy shell, the J30J-37ZKSL-A3 provides excellent physical durability and reliable electromagnetic interference shielding. The casing blocks external high-frequency electrical noise from corrupting delicate data transmission pathways. Built in strict accordance with standard Micro-D technical guidelines, the J30J-37ZKSL-A3 guarantees complete mechanical and electrical intermateability with any matching 37-pin plug. This eases sourcing complexities and facilitates direct system retrofitting, allowing for immediate hardware modernization.

FAQ

What does the 'ZK' signify in the J30J-37ZKSL-A3 part number?

The letters ‘ZK’ confirm that the connector is a receptacle (socket style) featuring internal female contacts designed to receive matching male pin plugs.

The ‘SL’ indicates a specialized terminal layout and contact tail variant designed to optimize pin routing and save vertical height on advanced circuit boards.

The ‘A3’ hardware provides precise mechanical spacing and superior resistance against rotational forces, preventing the connector from shifting during high-vibration use.

The 37 contacts are arranged in a staggered multi-row configuration with a 1.27mm contact pitch, maximizing signal capacity while maintaining high electrical isolation.

Yes, the connector uses a high-performance thermoplastic polymer insulator that withstands standard industrial wave and manual soldering temperatures without warping.

Certification