Siemens Building Technology 243-0001 Switching Relay 326010-701 4 amps depending on the

4 amps depending on the field-wired voltage

this is an OEM 2-stage HSI board specifically designed to handle the high-stage and low-stage gas valve signals and blower speeds required for 2-stage heating systems

Technical specifications confirm compatibility with K146-44 start capacitors and K150-06 run capacitors

the unit defaults to a fail-safe counter-clockwise position upon loss of power

Siemens Building Technology 243-0001 Switching Relay 326010-701 4 amps depending on theThe Siemens Building Technology 243 0001 Switching Relay is a rugged, pilot operated pneumatic relay designed for reliable two position switching within complex HVAC pneumatic control systems. Engineered for 3 way air valve functionality, this auxiliary device allows for the efficient diverting of a common part between two independent pneumatic circuits. As a veteran technician knows, the adjustable changeover pressurefactory calibrated at 9 psi but