B-733 Temperature Controller for Aquariums and Freezers | Temperature Range: -9.9°C to 40°C | Automatic Cooling and Heating Mode Switching | Precise Control
The B-733 Temperature Controller is a versatile and highly accurate device designed for automatic temperature control in aquariums, freezers, incubators, and other systems. The temperature range from -9.9°C to 40°C allows the controller to be used in a variety of conditions. Precise control with an accuracy of ±0.1°C and automatic switching between cooling and heating modes ensure reliable and stable operation. The controller is equipped with microprocessor control, allowing precise maintenance of set parameters.
Important: All button labels are in Chinese, but the intuitive interface and detailed instructions make it easy to use.
Technical Specifications:
ParameterFunctionRangeUnitDescriptionF1Temperature Correction1.0 ~ 9.9°CAllows correcting temperature readings for increased accuracy.F2Temperature Correction-9.9 ~ 9.9°CAllows correcting temperature readings for decreased accuracy.F3Compressor Protection0 ~ 10 minutesminutesProtects the compressor from frequent on/off cycles.F4Defrost Period1 ~ 24 hourshoursSets the interval between defrost cycles.F5Defrost Duration0 ~ 30 minutesminutesSets the duration of the defrost cycle.
Cooling Mode (制冷模式):
When the temperature is above the set value, cooling is activated.





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