With both SPST-NO and SPST-NC contacts

utilizing an 8-pole motor design to ensure stable torque and reduced harmonic noise during low-speed modulation

Contractor-Friendly Installation: Includes a SnapTrack mount and a backlit LCD for clear visibility in dark mechanical rooms

The Copeland 912-2025-02 Contactor is a professional-grade 2-pole HVAC contactor engineered for demanding high-current applications

It should be wired to the control board's speed terminals rather than an external variable frequency drive (VFD) to avoid winding damage

Fireye NXDBVSD Board 322838-754 With both SPST-NO and SPST-NCThe Fireye NXDBVSD VFD Interface Board is a specialized daughterboard designed for seamless integration with Fireye Nexus PPC6000 and NX6100 series integrated burner controllers. As a veteran grade VFD interface board, this modular component expands your control capabilities by providing two dedicated Variable Frequency Drive channels. It is essential for technicians optimizing boiler efficiency through precise motor speed modulation, allowing for