Beijing Tongdy Control Technology Co., Ltd

Features: 1) Non-dispersive Infrared Detector (NDIR) CO2 sensor with 15 years lifetime 2) Famous American

Designed for transmit relative humidity measurement and temperature measurement Wall mounting type and duct

Features: 1). Especially designed for agriculture equipments such as greenhouse, food and vegetable storage.

1) Designed for control multistage cooling/heating systems with a heat pump 2) Control up to 2 stages coolin

Features: 1) Used to control electric diffusers (such as floor heating), makes room safe and saving energy

1 Special used to real-time detect CO2 level in air ducts. 2 NDIR infrared CO2 sensor inside with Self-Calib

Features: 1. Deluxe design for control multistage AC system with a heat pump. It can control up to 2 stages

Features: 1) Wall mounting and duct type 2) Carbon dioxide detection and temperature and humidity detectio

1. Real time monitor ambiance air quality 2. Japanese notable mix gas semiconductor sensor 3. Gas detectio

Features: 1) Digital Room Thermostat Replace traditional thermostat, used to control room temperature for

Features: 1) Real time detecting ozone gas, wide detection range. 2) Real time detecting temperature and

Special design for room CO2 indicator and alarm Suitable for classrooms, offices and other public places Re

Wall mounting, real time detect CO level with selectable three measuring ranges of 0 to 100ppm/0 to 200pm/0 to

With special design for cooling/heating AC systems of floor hydronic radiant with dewproof control of the floo