NB-904B Electric lock (four-wire, low temperature, delay)

The photoelectric control ultra-low temperature electric plug lock developed by the company is a real ultra-low temperature functional lock, industrial grade electromagnetic material design, the Ministry of Public Security type test, 500,000 times durable inspection passed. The lock body is made of high-strength aluminum alloy material, and the lock tongue is made of high-strength stainless steel, which is safe and reliable. Choice of door type: wooden door, glass door, metal door, fire door