The dual-contact design allows for the simultaneous breaking of both "hot" lines in single-phase circuits or the independent control of two separate circuits

The Schneider Electric Erie VT3211 is a professional-grade 3-way zone valve body engineered for high-performance hydronic flow control in commercial and residential HVAC systems

Featuring a rugged cast iron body (ASTM A126 Class B) and a corrosive-resistant stainless steel mechanism

The Honeywell 4074EGR is a mission-critical Crank Arm Assembly engineered for damper actuator applications in commercial and residential economizer systems

The Secop Diversitech 117U6011 Compressor Relay is a heavy-hammer type starting component engineered for high-torque motor applications in commercial and residential refrigeration

Lennox 11J09 Pressure Switch 320734-701 The dual-contact design allows forThe Lennox 11J09 Pressure Switch is a high precision, single stage OEM combustion air pressure switch designed for specific Lennox and Armstrong furnace applications. Technicians know that maintaining exact pressure differentials is critical for safe system sequencing; this component is factory calibrated to actuate at 0. 60" W. C. (Water Column). This S1 11J09 induction fan pressure switch replaces legacy part numbers 11U65 and 104106 03, ensuring