Heat Pump /Regular AC Thermostat
MH-3928 thermostat is used to control up to 3 stages heating and 2 stages cooling system with 8 types control systems, EM heat activation,adjustable compressor delay time and O/B changeover.
It is with tempered touch capacitive button, quick connecting terminals to save installer’s time.
Support S2 function.
Maximum transmitting power: +3dBm
Over current protection: Required external 10A circuit breaker
Z-Wave frequency: 868.42MHz(EU)/ 908.4MHz(US), 921.4MHz(AU) or other customized frequency
Please download annex to get more information.
Application range: gas/fuel boiler, electric heating, water heating, heat pump etc. 8 types control systems.
Touch button operation interaction.
Simpler way to connect wires without screw driver.
Power supply: AC24V
Thermistor: NTC thermistor
Temp. Setting range：5~37℃ (41~98℉)
Outcase：Tempered glass + PC
Installation：60.3mm hole pitch
Active element: Relay switch