Looking for reliable military-grade connectors for your critical applications? Our MIL-DTL-38999 II series Electrical connector delivers exceptional performance in the most demanding environments. Built to GJB599B standards, these compact connectors offer the perfect combination of durability, reliability, and space efficiency. With over 12 years of expertise in connector manufacturing, Xi'an Mingxi Taida provides industry-leading solutions that meet your exact specifications and performance requirements.
The product represents the pinnacle of military-grade connection technology. These circular connectors feature card-type quick connection mechanisms designed for applications where space is at a premium.
Each connector experiences thorough testing to guarantee compliance with military guidelines. The strong development withstands extraordinary temperatures extending from -65°C to +175°C. Progressed EMI/RFI protecting ensures your signals from electromagnetic interference.
Our connectors feature removable crimp contacts that simplify maintenance and field repairs. The anti-diagonal insertion design prevents incorrect connections. Multiple shell materials including aluminum alloy and stainless steel provide options for different environmental requirements.
| Parameter | Value |
|---|---|
| Working Diameter | 0.76 mm |
| Contact Resistance | ≤ 4.12 mΩ |
| Rated Current | 5 A |
| Insulation Resistance | ≥ 5000 MΩ (Normal), ≥ 100 MΩ (Humid) |
| Voltage Withstand | 1300 V (Sea Level) |
| Operating Temperature | -65°C to +175°C (Class B) |
| Mechanical Life | > 500 cycles |
| Shell Material | Aluminum Alloy, Stainless Steel |
| EMI Shielding | ≥ 45 dB (100MHz-1GHz) |
| Salt Spray Resistance | 48-1000 hours (Class Dependent) |
Our military-grade connectors exceed expectations in aviation, defense, and mechanical applications. You'll discover them in aeronautics frameworks, radar hardware, and communication gadgets. Ground bolster gear, rocket frameworks, and maritime hardware too depend on these connectors.
The compact plan makes them perfect for space-constrained situations. High-density applications advantage from the negligible impression. Basic frameworks requiring dependable flag transmission depend on these demonstrated solutions.
These connectors provide secure electrical connections through advanced contact technology. The card-type mechanism enables quick engagement and disengagement. Positive locking ensures connections remain secure under vibration and shock.
Signal integrity remains excellent across the frequency spectrum. The shielding design minimizes crosstalk and electromagnetic interference. Multiple contact arrangements accommodate various circuit configurations.
We understand that standard solutions don't always meet your unique requirements. Our experienced engineering team works closely with you to develop custom configurations. Whether you need specific contact arrangements, special materials, or modified form factors, we deliver tailored solutions.
Our MIL-DTL-38999 II series Electrical connector can be adapted for your exact specifications. We support both OEM and ODM customization programs. Rapid prototyping capabilities ensure quick turnaround times for development projects.

Xi'an Mingxi Taida brings over 12 years of deep industry expertise to every project. Our skilled R&D team continuously innovates to meet evolving market demands. Strict quality control processes ensure every connector meets the highest standards.
We offer comprehensive after-sales back counting quick investigating and customary follow-ups. Our solid coordinations accomplices ensure secure, opportune conveyance with full following and protections scope. Quality assessments secure against transport damage.
Your fulfillment drives our commitment to brilliance. We react quickly to client needs whereas keeping up reliably tall item quality through progressed mechanization and strict processes.


Q: Are these connectors consistent with MIL-DTL-38999M series?
A: Yes, our connectors are completely conversely with U.S. military standard MIL-DTL-38999M arrangement products.
Q: What contact sorts are available?
A: We offer pleat, patch, and printed board contacts to suit diverse application requirements.
Q: Can you give custom shell materials?
A: Yes, we bolster different shell materials and platings counting cadmium and chemical nickel for improved erosion resistance.
Q: What is the ordinary lead time for standard products?
A: Standard items regularly dispatch inside 2-3 weeks, whereas custom arrangements may require 4-6 weeks depending on complexity.
Ready to discuss your connector requirements? Our technical team stands ready to help you select the perfect MIL-DTL-38999 II series Electrical connector for your application.
Contact us today at manager03@mxtdinfo.com for detailed specifications, pricing, or custom design consultations. We look forward to supporting your next project with our proven expertise and reliable solutions.
Our customers’ satisfaction speaks for our quality — contact us to experience the same reliable service.