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Watts engineered the 909 series to utilize the same relief valve internals for both the 3/4" and 1" body sizes
this unit is engineered for horizontal mounting and provides reliable pneumatic room control for heating and cooling transitions
When the plenum temperature reaches the 220°F threshold
Enhanced Durability: Constructed to withstand the thermal stresses of continuous furnace cycling without RPM degradation
Siemens Industrial Controls 3TX7112-1DF13C Relay 326010-701 Watts engineered the 909 seriesThe Siemens 3TX7112 1DF13C is a performance grade DPDT octal relay designed for reliable switching in demanding HVACR control circuits and industrial automation panels. This 8 pin plug in relay features a 120V AC coil and is rated for 16A resistive loads, making it a rugged alternative to standard general purpose relays. Engineered for heavy duty cycling, the Siemens 3TX7 series utilizes silver alloy contacts to minimize arcing and ensure long term
US$ 98.00
US$ 149.95
US$ 40.00
US$ 144.97
US$ 154.97