Description
The Danfoss 120Z0459 crankcase heater is a 27-watt PTC (Positive Temperature Coefficient) type designed for compressor protection in refrigeration and HVAC systems. With a broad operating voltage range of 230-600 volts, it’s suitable for 1-, 2-, and 4-cylinder compressors and helps prevent refrigerant migration and oil dilution for reliable start-up and longer compressor life.
Key Features:
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Power output: 27 watts
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Operating voltage range: 230 to 600 volts AC
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PTC heater technology for self-regulating temperature control
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Designed for 1-, 2-, and 4-cylinder compressor models
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Protects crankcase oil from refrigerant migration and condensation
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Compact design for easy mounting near compressor housing
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Ideal for commercial and industrial HVAC/R applications
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