From Selco Products Co., WD Series is a constant cut-in thermostat for two-door, two-temperature refrigerators and freezers. The cut-in temperature range is 37 to 46°F (3 to 8°C); cut-out temperature range is -22 to 25°F (-30 to -4°C); and the differential is 46 to 97°F (8 to 36°C).
March/April 2000, RS# 215