slow start-ups

you must never use a lower voltage rating than the original

this unit provides both normally open and normally closed contacts

the 48Y frame can often accommodate a belly band

while higher voltage will cause immediate coil burnout

Heatcraft Refrigeration 4751C Defrost Thermostat 340155-7026 slow start-upsThe Heatcraft Refrigeration 4751C Defrost Thermostat is a critical fixed setting control designed for commercial refrigeration system maintenance and efficiency. Specifically engineered as a 55CLS 35OPN defrost thermostat, this 3 wire component manages the defrost termination and fan delay cycles within the evaporator coil assembly. This unit is calibrated to close the circuit at 55? F to terminate the defrost heater and open at 35? F to re engage the