this switch acts as a primary safety limit that prevents ignition if the combustion air blower fails or if a blockage occurs in the venting system

Vibration Dampening: Reduces mechanical resonance between the vent pipe and the unit casing for quieter operation

and HVACR pressure monitoring applications

the TOOL-87 is built for permanent installation within pneumatic control loops to provide consistent access points for maintenance teams

Danfoss 042N7457 Coil this switch acts as aThe Danfoss 042N7457 is a high performance solenoid valve coil engineered for demanding industrial refrigeration and air conditioning applications. Identified as coil type BB024D, this 24V DC unit delivers a consistent 18W power consumption, ensuring reliable magnetic force for precise fluid control. Designed with a 13. 5mm actuator size and high grade Class H insulation, the 042N7457 maintains operational integrity in extreme environments, rated for