Since 2011

Control boards for AC cabinets,
built for over a decade.

Control boards and thermostats for industrial and telecom cabinet air conditioners. Standard models are available, or we tailor one to your unit.

SensorTemp / humidityTianwei boardControl · defrost · alarmCompressorFanSpeed controlHeat / defrostAlarm outputMonitoringRS485 / SNMP
SensorTemp / humidityTianwei boardControl · defrost · alarmCompressorFanSpeed controlHeat / defrostAlarm outputMonitoringRS485 / SNMP
System overview: the blue part is what Tianwei builds.

Features

Temp & humidityStarts and stops compressor, heating and dehumidifying at set points.
DefrostAutomatic defrost by time or temperature.
Alarm outputSignals over-temperature and other faults.
Fan speedAdjusts fan speed with temperature.
RS485Connects to room monitoring systems.
SNMPNetwork protocol via the TW-501.
Remote controlView and control from a WeChat mini-program with the TW-902.
DisplayShows temperature, status and faults.

Past project

An industrial AC cabinet manufacturer
Name withheld at the client’s request

A fan control board with display, revised alongside each new model and supplied long-term.