Product Specification

High-Density Micro Rectangular Connector HUADA CDb-31T for Precision Applications

The HUADA CDb-31T micro rectangular electrical connector stands out as a compact and high-density solution for precision applications. With its 1.27mm pitch and up to 31 cores, this connector ensures seamless signal transmission in critical environments. Whether you’re designing avionics systems, medical devices, or industrial machinery, the CDb-31T delivers reliability and performance. Its robust construction, vibration resistance, and wide operating temperature range (-55°C to +125°C) make it an ideal choice for engineers seeking miniaturization without compromising functionality.
The CDb-31T adheres to rigorous standards, including GJB2446 and Q/MB20604-2018. Its crimping cross-sectional area (0.05mm²~0.15mm²) accommodates various wire sizes, while the insulation resistance of 5000 mΩ ensures signal integrity. With a mechanical life of 500 cycles, it withstands repeated use. Whether you’re in aerospace, automotive, or telecommunications, the HUADA CDb-31T connector combines technical prowess with practical design, making it a go-to choice for demanding applications.

Key Features of the HUADA CDb-31T Connector

Dimensions and Form Factor: The CDb-31T boasts a sleek design, measuring 13 inches in length, 6.8125 inches in width, and 9.4375 inches in height (or approximately 330 x 173 x 240 mm). Its compact form factor ensures compatibility with tight spaces, whether you’re working on avionics systems, medical devices, or industrial machinery.
Voltage and Power: Operating at 12V (equivalent to 6 cells), the CDb-31T delivers reliable power. Its Cold Cranking Amps (CCA) range spans from 300 to 1300, catering to diverse applications. Whether you’re jump-starting an engine or powering critical equipment, this connector has you covered.
Stringent Compliance and Approvals: The CDb-31T adheres to industry standards, including GJB2446 and Q/MB20604-2018 execution standards. Additionally, it holds Coast Guard approval for marine use, attesting to its robustness and reliability. Notably, this connector is trusted on numerous US Military vessels, meeting stringent mil spec requirements .
Performance Features: Insulation Resistance: With an impressive 5000 mΩ, the CDb-31T ensures signal integrity even in challenging environments.
Mechanical Life: Designed for longevity, it withstands 500 cycles of use.
Vibration Resistance: Operating smoothly within the 10~2000Hz frequency range at 196m/S², it remains stable.
Impact Resistance: Withstands forces up to 490 m/s², making it rugged and reliable.
Temperature Range: From a chilly -55°C to a scorching +125°C, this connector performs consistently.
Application Versatility: Whether you’re in aerospace, automotive, or telecommunications, the HUADA CDb-31T connector combines technical prowess with practical design. Its miniaturized form factor doesn’t compromise functionality, making it a go-to choice for demanding applications.

Technical Features Table: