1251 Series Wire-to-Board Connector | 1.25mm Pitch Crimp Type, Providing Reliable Connectivity For Industrial Automation

Dec 25, 2025 Leave a message

With the ongoing advancement of industrial automation towards higher precision and reliability, there are increasing demands for the anti-vibration and stable transmission performance of core connection components. The 1251 series, introduced by wcon electronics, is a 1.25mm pitch crimp-type wire-to-board connector. It offers high-density layout and excellent anti-vibration performance. The incorporation of a bump snap-fit mechanism significantly enhances the mating stability between the header and receptacle.

 

This product is equipped with a retention plate design, which strengthens the solder retention force on the PCB, ensuring mechanical robustness in harsh environments. The 1251 series crimp-type wire-to-board connector is widely suitable for critical areas within industrial automation equipment, providing customers with a compact and reliable signal transmission solution.

 

Features and Benefits

Small size and high integration

Mis-insertion-proof design to avoid mis-insertion effectively

Convex point lock design enhances interoperability stability

board end has various shapes and can meet the plug-in needs of customers in various occasions

 

Performance Specifications

Rated Current: 1A Max.

Operating Temperature: -40°C ~ +105°C.

Contact Resistance: 20mΩ Max.

Applicable Wire Range: AWG #28 ~ #30.

Withstanding Voltage: AC 500V for one minute.

 

Standards

EIA-364

IEC 60068

 

Product Applications

Industrial control and automation

Equipment monitoring instrument