Siemens Industrial Controls 3RP2505-1BB30 Relay 320734-701 Mercury sensors must be cross-referenced

Mercury sensors must be cross-referenced by the flame sensor part number itself

outlet pressure matches your appliance's manifold requirements

providing a fixed 10" wc (water column) manifold pressure to ensure the burner remains stable under high-demand cycles

This 208/230V venter motor is engineered specifically for use in Reznor unit heaters and duct furnaces

or specific fault codes on your digital thermostat or control board related to sensor open/short circuits

Siemens Industrial Controls 3RP2505-1BB30 Relay 320734-701 Mercury sensors must be cross-referencedThe Siemens Industrial Controls 3RP2505 1BB30 is a high performance multifunction timing relay engineered for critical sequencing in commercial HVAC and industrial automation systems. Operating on a universal 24VAC DC control supply voltage, this SIRIUS series relay offers 27 distinct timing functions and 7 selectable time ranges from 0. 05 seconds up to 100 hours. This versatility makes it an essential component for technicians managing complex motor