Direct OEM Replacement: Safely replaces discontinued or legacy models like the ZP25K5E-PFV-13R with a verified footprint

This OEM-spec replacement part is specifically engineered for Qmark and Marley heating systems

maintaining circuit protection across high-performance blower applications

As a SPST (Single Pole Single Throw) normally closed switch

Adjustable Timing: Field-adjustable speed range of 80 to 800 seconds for customized control loop tuning

Belimo TFLB24 Actuator 328140-751 Direct OEM Replacement: Safely replacesThe Belimo TFLB24 is a spring return damper actuator designed for reliable fail safe operation in HVAC systems. Operating on 24V AC DC, this actuator provides 22 in lb torque, making it an ideal choice for smaller dampers and air handling units requiring dependable shut off during power loss. The brushless DC motor utilizes microprocessor control to ensure precise timing and consistent performance without the maintenance associated with traditional