Siemens Industrial Controls 3RT2026-1AN20 Contactor 30067439-890 provided the furnace is equipped

provided the furnace is equipped with the correct orifice sizes and manifold pressure is adjusted per the rating plate

The 174035MF-143 serves as the direct 174035LF-143 replacement

ensuring a long service life under constant load

Common Questions How do I know if my Armstrong A21191 electrodes need replacing

Siemens Industrial Controls 3RT2026-1AN20 Contactor 30067439-890 provided the furnace is equippedThe Siemens 3RT2026 1AN20 is a high performance S0 size magnetic contactor designed for reliable switching in heavy duty HVACR and industrial motor control applications. This 3 pole power contactor features a 25A AC 3 rating and an AC 1 resistive load capacity of 40A, making it suitable for managing inductive loads up to 11 kW at 400V. Engineered with a 208V AC 50 60Hz coil, it integrates seamlessly into standard commercial power systems. The unit