Qunda Universal AC Control System
Model# QD-U08PG
5 Working Modes
Unlimited fan speed, low noise
Accurate & Stable Temperature Control
Accurate & Stable Auto Fan
Timer on/off/
Sleep Function
Double Sensors
Auto Defrost
Pipe Protection for Higher Temperatures
Auto Examine fault
Updated receiver
Updated transformer, quick plug, easy installation
Universal Cassette Relay Circuit Board
With Temperature Display
Part# QD-U30A
Universal 5 Ton Evaporator Relay Circuit Board
With Temperature Display
Part# Qd-U12A
LCD backlight display, big screen, high quality
Interior power indicator for power button, easy to distinguish the main engine working state
5 Operating modes: Auto, Cool, Dry, Ventilation, Heat
4 Fan Speeds: High, Middle, Low, Auto
3 Sensors: coil pipe protection, precise temperature control, auto and efficient defrost
2 Air flow direction control modes: auto and manual.
Auto restart function
Negative ion control function
Auxiliary heating function
Prevent cold air in heating mode
Timer
Sleep Function
Outdoor fan controlled independently
Protective 3 minute time delay for compressor
Mandatory start in shut-down state.
Universal Relay Circuit Board With Temperature Display
Part# Qd-U08A
5 Working Modes
Accurate & Stable Temperature Control
Timer On/Off
Defrost Automatically
Prevent Code Wind in Heating Mode
3 Fan Speed
Accurate & Stable Auto Fan
Sleep Function
Double Sensors
Colorful Sensor Socket, Easy for Connecting
Updated receiver
Updated transformer, easy installation