Reliability High density CFC-free urethane foam insulation. The standard 25mm test hole is the hole to insert the sensor into the refrigerator.
Key Features
Chemically stable, CFC-free, commercially available and environmentally safe refrigerant. Microprocessor control, adjustable temperature range: -25°C ~ -60°C. Permanently lubricated cooling fan for safety and longevity.
Wide voltage tolerance design with applicable voltage range of 187~242V / AC. Two types of alarm indications: audible buzzing and visual flashing light.
