BT-21 Series 1.27mm Pitch Spring Loaded Battery Connector

The Jinbeili BT-21 Series is a compact and reliable 1.27mm pitch spring loaded battery connector designed to provide secure and consistent electrical connections in space-constrained electronic devices. Featuring precision spring contacts and a low-profile design, the BT-21 Series is ideal for battery charging systems, battery pack interfaces, docking stations, handheld electronics, wearable devices, medical equipment, industrial controls, and IoT applications where dependable power transfer is essential.

Designed with a 1.27mm contact pitch, the connector is rated for DC 12V, 2A, making it suitable for a wide range of low-voltage power applications. The contacts are manufactured from high-quality brass with gold plating, delivering excellent electrical conductivity, low contact resistance, and outstanding corrosion resistance for long-term reliability. The insulation housing is molded from LCP (Liquid Crystal Polymer), providing exceptional heat resistance, dimensional stability, and durability during SMT assembly and throughout the product’s service life.

To accommodate various product designs, the BT-21 Series is available with 1.7mm and 2.25mm insulation height options, along with 2.95mm and 3.8mm contact height configurations. Multiple contact counts are available, including 2-pin, 3-pin, 4-pin, 5-pin, and 6-pin versions, offering flexibility for a broad range of battery pack and power connection requirements.

Manufactured under stringent quality management systems, all BT-21 Series connectors are RoHS and REACH compliant, meeting international environmental regulations. Our manufacturing facility is certified to ISO 9001 and IATF 16949, ensuring consistent product quality, robust process control, and dependable performance for industrial and automotive applications.

The Jinbeili BT-21 Series features dimensions and electrical specifications similar to KYOCERA AVX part numbers 009155002021016, 009155003021016, 009155004021016, and 009155005021016, making it an excellent alternative for compatible new designs and replacement applications.