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As a Normally Closed (NC) SPST switch
Plenum Rated: Safe for use in environmental air spaces
featuring a 40 amp contact rating and a 24 VAC coil compatible with both 50 and 60 Hz systems
the 019-01029-004 provides an exact OEM fit to prevent lock-up issues or relief valve venting caused by improper sizing
ensuring a clear flow path and optimal heating efficiency for RPV
Supco Q101 Sequencer As a Normally Closed (NC)The Supco Q101 Sequencer is a heavy duty single pole single throw (SPST) heating control designed for reliable electric heat sequencing in residential and light commercial forced air systems. Engineered as a direct replacement for the B1290906, this DPST electric heat sequencer manages the timing of heating elements and blower motors to prevent circuit overloads during startup. With a 24V heater coil rating, the Q101 features 1 4 timings with a 1 110
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