Robertshaw 2374-510 Pressure Switch 319852-301 including variable speed PV9 2-stage

including variable speed PV9 2-stage downflow and horizontal models

This specific model is designed for water and glycol

power supplies

8V replacement battery ensures consistent pump speed and sensor heater performance during critical field inspections

and Payne condenser units

Robertshaw 2374-510 Pressure Switch 319852-301 including variable speed PV9 2-stageThe Robertshaw 2374 510 is a heavy duty universal air pressure switch designed for technicians who need a reliable, field adjustable solution for furnace draft proving and combustion air monitoring. Engineered with a broad set point range of 0. 10" to 10. 0" WC, this switch eliminates the need to carry dozens of fixed setting OEM controls. It features SPDT silver contacts rated for 1 10 HP at 120 277V AC, ensuring stable electrical switching even in