functioning as a normally closed control that opens when pressure drops below the 10 PSI cutout setpoint and resets when pressure reaches 30 PSI

This 250F M/R safety rollout switch acts as a primary line of defense

this assembly is designed to handle chilled water

This Parker-Watts B548 series unit features an aluminum body and a polyurethane bowl

050 RPM to ensure proper CFM across heat exchangers and evaporator coils

Tekmar Controls 132 Control 318172-701 functioning as a normally closedThe Tekmar Controls 132 is a dedicated 120Vac Pump Sequencer Control engineered to manage two pumps in a lead lag configuration to ensure equalized runtimes and system redundancy. For hydronic contractors managing secondary loops or boiler feed systems, the Tekmar 132 provides essential pump rotation logic based on a field adjustable schedule. This HVAC pump controller features an internal timer that triggers automatic pump sequencing every 48 hours