Introduction

Ningbo BestKey Electronic & Electrical Factory is manufacturer and exporter of fire and security accessories, especial in photoelectric smoke detector, gas/CO detectors, magnetic contact switches (door contacts), wireless door window transmitter, also we produce fire pull station, junction box, glass break detector, Shock sensor, connectors and so on.
Our photo smoke alarm meet full safety requirement, such UL, VDS, EN or BSI or others.
Most of magnetic contacts are listed by UL and CE. Our magnetic contacts are highly welcome in market due to its reliable and competitive price, in USA, Canada, Germany, Greece, South America, Greece, Singapore and so on. Our output reach more than 3,000,000 pieces for magnetic contacts switches. We offer OEM for special request. Different Gap is available in some range.

Lastest Products

recessed wireless door window transmitte...

surface wireless door window transmitter

wireless door window transmitter

heavy duty magnetic switch

reed sensor

magnetic switch

magnetic door switch

magnetic reed switch