The Hussmann 3015379 rear defrost heater helps remove frost and ice buildup from compatible RL5 refrigeration units, supporting consistent cooling performance. Designed for 208V operation, this heating element activates during the defrost cycle to generate heat along the rear section of the evaporator area. The heat melts accumulated frost, allowing the resulting water to drain throug... https://partsfe.ca/hussmann-3015379-rear-defrost-heater-208v-rl5/2-3015379.html