3-1437644-7

The 3-1437644-7 by TE Connectivity AMP Connectors revolutionizes Terminal Blocks - Accessories - Jumpers applications through its innovative contact technology and space-saving design. Developed specifically for next-generation automotive electronics, this jumper combines high-current capacity with compact dimensions to meet evolving vehicle electrification requirements. Its robust construction withstands the mechanical stresses and thermal cycling inherent in transportation applications.This Barrier Block implementation incorporates advanced dielectric materials rated for 600V working voltage. Automotive qualification testing confirms operation from -40 C to 125 C with no performance degradation.The 2 arrangement supports distributed power architectures in electric vehicles. Current sharing tests demonstrate less than 5% variation between parallel paths at 50A loads.0.375" (9.53mm) spacing has been optimized for creepage and clearance requirements in 48V vehicle systems. This configuration meets LV214 automotive safety standards for high-voltage applications.The Around Barrier, Spade configuration features a positive-locking mechanism that prevents accidental disconnection in high-vibration environments. Vibration testing at 15G for 100 hours shows zero contact interruptions.Designed for compatibility with #4, 4DB Series, this jumper simplifies vehicle wiring harness assembly. Its tool-less installation reduces production line time by 30% compared to traditional solutions.The Brass alloy is specially formulated for automotive environments, exhibiting 50% better stress relaxation resistance than standard compositions. This ensures maintained contact pressure throughout the vehicle lifecycle.Tin surface treatment provides exceptional performance in humid conditions, with salt spray resistance exceeding 1000 hours per ISO 9227. The nano-crystalline structure prevents sulfide formation.