J29A Series High-performance Twist Pin Micro Connectors - Professional Industrial SolutionsDescription
The J29A Series High-performance Twist Pin Micro Connector stands as an innovative solution for high-density industrial applications where space is at a premium. Engineered with precision contact spacing of 1.91mm and row spacing of 1.65mm, this connector delivers exceptional performance in demanding environments. You get superior electrical reliability combined with compact design that meets the stringent requirements of aviation, aerospace, military, and railway applications. Our J29A series features elastic stranded wire pins in plugs paired with rigid sockets, ensuring consistent connectivity across temperature ranges from -55℃ to +125℃.
Specifications
| Parameter |
Value |
Unit |
| Contact Spacing |
1.91 |
mm |
| Row Spacing |
1.65 |
mm |
| Operating Temperature |
-55 to +125 |
℃ |
| Rated Current |
5 |
A |
| Contact Resistance |
≤ 10 |
mΩ |
| Insulation Resistance |
≥ 5000 |
MΩ |
| Dielectric Withstand Voltage |
1500 |
V DC |
| Vibration Resistance |
10-2000Hz, 196m/s² |
- |
| Impact Resistance |
1200m/s², 6ms |
- |
| Mechanical Life |
500 |
cycles |
| Installation Torque |
0.45-0.5 |
N·m |
| Locking Torque |
0.35-0.4 |
N·m |
Applications
Your industrial projects benefit from versatile connector solutions that excel in critical environments. These connectors serve aerospace instrumentation where weight reduction matters most. Military communication systems rely on their rugged construction for field reliability. Railway control systems use them for consistent signal transmission under constant vibration.
Test and measurement equipment manufacturers choose these connectors for their precision contact design. Data acquisition systems in harsh industrial environments depend on their stable electrical characteristics. Avionics applications benefit from their compact footprint and temperature resilience.
Functionality
You receive exceptional electrical performance through carefully engineered contact geometry. The elastic pin design maintains consistent pressure against mating surfaces throughout temperature cycling. Rigid socket construction provides stable mechanical support for repeated mating cycles.
Multiple termination methods accommodate your specific installation requirements. Crimping options suit field assembly needs. Soldering connections offer permanent installations. PCB mounting variants include both straight and right-angle configurations for board-level integration.
Key Features
Your connector requirements meet their match with comprehensive design flexibility. The J29A Series High-performance Twist Pin Micro Connector offers two-row configurations with six pin counts: 9, 15, 21, 25, 31, and 37 positions. Three-row options include 51 and 66 pin arrangements for higher density needs.
Shell mounting options provide installation versatility. Standard wide flanges suit general applications. Type-A narrow profiles fit space-constrained installations. Type-Al intermediate width bridges the gap between standard and narrow requirements.
Locking components ensure secure mating under vibration and shock conditions. Rear cable clamp covers provide strain relief and environmental protection. These features combine to deliver reliable performance in challenging operating conditions.
Custom Design
We understand your unique application needs require tailored solutions. Our engineering team collaborates with you to modify pin configurations, shell dimensions, and termination methods. Custom cable assemblies integrate seamlessly with your existing systems.
NI product model compatibility ensures drop-in replacement capability for existing designs. Material specifications adapt to special environmental requirements including enhanced chemical resistance or extreme temperature performance. Lead times remain competitive even for specialized modifications.

Why Choose MXTD
With over 12 years of industry expertise, we deliver proven connector solutions that exceed expectations. Our experienced R&D team continuously innovates to meet evolving market demands. Quality control processes ensure every connector meets strict performance standards before shipment.
You advantage from comprehensive after-sales bolster counting specialized discussion and fast issue determination. Our coordinations organizations ensure secure, followed conveyance with full protections scope. Customary follow-ups keep up progressing client fulfillment all through item lifecycle.
Advanced mechanization and strict fabricating forms keep up reliable quality over all generation runs. We react rapidly to your necessities with both standardized items and customized arrangements that address particular application challenges.


FAQ
Q: What makes the item reasonable for cruel environments?
A: The connector withstands temperatures from -55℃ to +125℃, stands up to vibration up to 2000Hz, and handles affect powers of 1200m/s². These details make it perfect for requesting applications.
Q: How many pin configurations are available?
A: Two-row options include 9, 15, 21, 25, 31, and 37 pins. Three-row configurations offer 51 and 66 pin arrangements for higher density requirements.
Q: What termination methods do you support?
A: We offer crimping, soldering, straight PCB mounting, and right-angle PCB mounting to accommodate various installation needs.
Q: Can you customize connectors for specific applications?
A: Yes, our OEM/ODM services provide customized solutions including modified pin counts, shell dimensions, and specialized materials for unique requirements.

Contact Us
Ready to find the perfect J29A Series High-performance Twist Pin Micro Connector solution for your application? Our technical team stands ready to discuss your specific requirements and recommend the optimal configuration.
Email us at: manager03@mxtdinfo.com
Let us help you select the right connector specifications, discuss customization options, or provide technical support for your project. We respond promptly to all inquiries with detailed technical information and competitive pricing.