Description
Mars 33430 Refrigeration Thermostat — Open 50°F / Close 35°F
The Mars 33430 is a precision refrigeration thermostat engineered to maintain accurate temperature control in commercial and light commercial refrigeration systems. With a fixed open (cut-out) setpoint of 50°F and a close (cut-in) setpoint of 35°F, this thermostat automatically cycles refrigeration equipment to keep stored products within a safe and consistent temperature range.
Key Features
- Open (cut-out) setpoint: 50°F
- Close (cut-in) setpoint: 35°F
- Designed for refrigeration temperature control applications
- Reliable switching action for consistent refrigeration cycling
- Compact design for easy installation in a variety of refrigeration systems
- Mars quality construction for long service life
Applications
- Walk-in coolers and reach-in refrigerators
- Commercial refrigeration equipment
- Light commercial refrigeration systems
- OEM refrigeration control applications
Why Choose the Mars 33430?
Mars has been a trusted name in HVAC/R controls and components for decades. The 33430 refrigeration thermostat delivers dependable on/off temperature switching, helping protect perishable goods and extend equipment life by preventing unnecessary compressor run time. Its straightforward design makes installation and replacement quick and efficient for HVAC/R technicians.







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