Complete 620 LB Electromagnetic Double Lock Kit (System 4) Normally Open Durable Material: The body is

Durable Material: The body is made from 22-gauge galvanized steel material and the flap blade is made from silicone which provides a tight seal

Terminal type:

Top & Bottom: 2

Body Material Forged high-quality solid brass Operation Mode N/C (normally closed) Pipe Size 3/4" NPT Voltage DC 12V  Diaphragm Seal Material NBR

Complete 620 LB Electromagnetic Double Lock Kit (System 4) Normally Open Durable Material: The body isProduct Description: This is a complete keyless double door lock system kit, includes a powerful and long lasting electromagnetic DOUBLE locks with 620 lb 280 kg holding force each, a specialized power supply and a wall mount push release Exit button. Suitable for build your own keyless entry or projects, commercial and residential general applications. Specifications: Kit includes: Electromagnetic Double Lock with 620 lb 280 kg (x2) Holding Force