EC21 Product Catalogs - current sensing

2-wire Conventional Heat Detector Alarm Sensor

20240923

Skype firealarm87 /wechat 15220176087 2-wire Conventional Heat Detector Heat Alarm Sensor The device is intelligent sensors that utilize a state-of-the-art thermistor sensing circuit for fast respons

Wireless Fire Alarm Smoke Detector Sound and Light Alarm High Sensitivity Detector for Home Security

20240716

1. Product Descirpition Wireless photoelectric smoke fire detection alarm (hereinafter referred to as "smoke detector") is a device that detects fire by sensing smoke. When smoke is generated and r

Conventional Smoke Detector

20130418

Model: CJ-S102 Conventional Smoke Detector The device is photoelectronic detector uses a state of-the-art optical sensing chamber. This detector is designed to provide open area protection and to be

Smoke and Heat Detector FT-143 Relay Output 4-wire

20160118

sensing chamber and a temperature heat detector. Specification: Operation voltage range: 9-28VDC non-polarized standby current: <=200uA Maximum alarm current: <=45mA Alarm relay contact ratings: