পরিবেশ নিরীক্ষণ সিস্টেম

Professional Environment Temperature And Humidity Sensor Low Power Consumption Quick Details: Place of Origin: Shenzhen, China (Mainland) Voltage: +5VDC Brand Name: ESTEL Power:

Environmental Monitoring Sensors , Water Sensor Switch For Alarming Water Level Inside Cabinet Quick Details: Place of Origin: Shenzhen, China (Mainland) Voltage: 5-15 VDC Brand Name: ESTEL Power: ≤0.5W Product Name: W01-A1 Alarming water level: 5mm Certification: ISO9001, CE, 3C, FCC, TLC Working ...

High precision Environment Monitoring System Smoke Sensor Energy Saving Quick Details: Place of Origin: Shenzhen, China (Mainland) Voltage: 5-24 VDC Brand Name: ESTEL Power: ≤1W Product Name: S01-A1 Working Temperature: -20°C ~ 70°C Certification: ISO9001, CE, 3C, FCC, TLC Working Humidity: 0% ~ 95% ...

Environment Monitoring System Door Sensor For Door Open Alarm / Controlling LED Lamp On Off​ Quick Details: Place of Origin: Shenzhen, China (Mainland) Contact power: ≤10W Brand Name: ESTEL Voltage: ≤28VDC Product Name: KBM-133W Current: ≤0.5A Certification: ISO9001, CE, 3C, FCC, TLC Contact ...

Remote Monitoring Environment / Security Monitoring System Support RS485 RS232 Quick Details: Place of Origin: Shenzhen, China (Mainland) Communication Interface: RS485, Ethernet, RS485/232 multiplex Brand Name: ESTEL Analog Input: four ways Model Number: NEM-500 Digital Input: eight ways Product ...