J30J-21TJL | 21-Pin Micro-D Pre-Wired Plug Connector with Long Jackscrews
The J30J-21TJL is a high-reliability 21-pin Micro-D plug featuring pre-wired terminations, twist-pin contacts, and long jackscrews for advanced procurement requirements.
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J30J-21TJL High-Performance 21-Pin Interface for Strategic Sourcing
The J30J-21TJL is a high-reliability Micro-D plug connector specifically designed to meet the rigorous sourcing demands of aerospace, defense, and high-tier industrial instrumentation. This 21-pin configuration utilizes a highly compact 3-row staggered layout that delivers optimal signal density within a sub-miniature envelope. For purchasing managers and component evaluators, it acts as a critical interconnect asset that consolidates power, ground, and diverse signal channels into a single mating point. This minimizes total line items on the bill of materials while ensuring the structural layout complies with strict system mass and volume constraints.
Key Specifications
Shell Material | Voltage Rating | Current Rating | Operating Temp | Mating Cycles |
|---|---|---|---|---|
Aluminum alloy | ~800 VAC | 3 A | -55 °C to +125 °C | >500 |
Advanced Pre-Wired Configuration to Lower Labor Overhead
A key cost-saving advantage of the J30J-21TJL is its factory pre-wired backend termination. The connector comes pre-assembled with high-grade fluoroplastic insulated wires that are precision-crimped and sealed directly to the 21 contacts. For volume production, this completely removes the need for manual wire stripping and soldering in high-density, sub-millimeter terminal environments. By eliminating complex hand-assembly stages, procurement departments can significantly lower manufacturing labor costs, prevent scrap from assembly errors, and ensure highly consistent electrical continuity across bulk orders.
Long Jackscrew Locking Mechanics for Secure Field Operation
The ‘L’ suffix confirms the integration of durable long jackscrews, designed to provide a secure and vibration-resistant mechanical lock. This hardware allows technicians to apply precise locking torque even when inserting the plug through thick outer chassis walls or recessed bulkhead panels. The extended screws prevent connector decoupling from operational dynamics, such as constant thermal expansion or high shock loads. This provides procurement professionals with a fully validated, reliable mechanical interface that reduces post-installation maintenance and warranty risks in harsh environments.
Twist-Pin Technology for Uncompromised Signal Integrity
At the core of the J30J-21TJL is the specialized twist-pin contact system, which ensures continuous data flow across all 21 channels. Each individual pin is manufactured using high-tensile copper alloy wire strands that compress to create multiple physical contact points when inserted into the matching socket. This multi-point contact prevents momentary circuit breaks caused by extreme vibration profiles. The high-purity gold plating on the conductive surfaces guarantees low electrical contact resistance over more than 500 mating cycles, keeping the equipment operational throughout its entire lifecycle.
Strict Standards Compliance and Direct Sourcing Interchangeability
The J30J-21TJL is built in complete accordance with domestic high-reliability standards and is fully intermateable with international standard Micro-D series. This strict manufacturing compliance allows purchasing departments to confidently source this connector as a reliable, direct replacement or alternate option for legacy systems. Its predictable dimensions and standard contact pitch eliminate design risks during board prototyping or full-scale system upgrades. This ensures seamless integration across advanced robotics, tactical UAV systems, and specialized communications infrastructure.
FAQ
What does the 'L' signify in the J30J-21TJL part number for procurement purposes?
What does the 'L' signify in the J30J-21TJL part number for procurement purposes?
The ‘L’ indicates the inclusion of long jackscrews, which allow the plug to mount securely through thick panel enclosures or deep chassis walls without additional hardware.
Is this connector supplied with pre-installed wiring?
Is this connector supplied with pre-installed wiring?
Yes, the ‘J’ suffix indicates that the connector comes pre-wired with factory-crimped, high-grade fluoroplastic insulated wires to reduce your local manual assembly time.
How does this 21-pin connector optimize board and panel space?
How does this 21-pin connector optimize board and panel space?
It utilizes a compact 3-row staggered pin layout with a 1.27mm contact pitch, allowing it to provide 21 independent electrical channels within a very small spatial envelope.
What are the key material advantages of the contact plating?
What are the key material advantages of the contact plating?
The contacts feature premium gold plating over nickel to provide excellent corrosion resistance and ultra-low electrical resistance, ensuring over 500 continuous mating cycles.
Can the J30J-21TJL act as a direct replacement for international standard Micro-D plugs?
Can the J30J-21TJL act as a direct replacement for international standard Micro-D plugs?
Yes, it is designed to strictly conform to high-reliability Micro-D specifications, making it mechanically and functionally compatible with matching standard 21-pin receptacles.
Certification
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