Always cross-reference your heater’s wiring diagram to ensure this HVAC control module matches the intended ignition type (spark vs

it is recommended to mount the valve in an upright or horizontal position according to the Baso Gas Products technical specifications

The ZP4-ESP control kit is compatible with single-stage

delivering consistent control where it matters most

or an oversized gas valve setting

MARS 61623 Contactor 30067439-890 Always cross-reference your heater’s wiringThe MARS 61623 Auxiliary Switch is a professional grade solution for technicians looking to expand the signaling and control capabilities of existing 3 pole contactors. Specifically engineered for 75 90 Amp MARS 780 and 910 Series definite purpose contactors, this SPDT (Single Pole Double Throw) side mount switch provides a reliable interface for pilot duty or secondary control circuits. With a 11A resistive and 6A inductive rating at 120 240VAC, it