Fasco UB591 Motor 321894-708 Fail-Safe Bellows: Engineered for refrigeration

Fail-Safe Bellows: Engineered for refrigeration pressure control reliability under high-vibration conditions

Structural Integrity: 16" x 16" x 1" heavy-duty construction prevents filter collapse or bypass in high-CFM commercial applications

This Lochinvar air filter is primarily utilized in Power-Fin and Copper-Fin boiler series

As a critical component for fuel gas safety shutoff

Fasco UB591 Motor 321894-708 Fail-Safe Bellows: Engineered for refrigerationThe Fasco UB591 Motor is a high performance unit bearing refrigeration motor engineered for continuous duty in demanding commercial evaporator and condenser applications. Rated at 4 watts and operating on 230V at 60Hz, this shaded pole motor delivers a steady 1450 RPM to ensure optimal airflow over refrigeration coils. Designed with a totally enclosed air over (TEAO) enclosure and Class B insulation, the UB591 is built to handle 40C ambient