Beijing Ifan Peng Instrument Co., Ltd.

Best Price RS485 Modbus 4-20mA Carbon Dioxide Co2 Sensor $100-110 Min. Order: 10 units	Modbus RS485 CO2 Controller Digital Sensor for Agriculture $150-155 Min. Order: 10 pieces	AF6900 Die Cast Duct Air Leakage Tester for HAVC $4,800-5,000 Min. Order: 1 unit	Gas CO2 Sensor Transmitter IVANPER $55-65 Min. Order: 10 units
	220V Carbon Dioxide Gas Detector CO2 Sensor $55-65 Min. Order: 10 units		CO Carbon Monoxide Detector Carbon Monoxide Alarm to Control the Ventilation for Garage $50-65 Min. Order: 10 units