This SPST (Single Pole Single Throw) air pressure sensor acts as a primary safety interlock
What does the 'BL' designation signify in the part number
A failed Robertshaw 5600-411 often results in "lukewarm" water once the top of the tank is depleted or a complete loss of recovery efficiency
it integrates seamlessly into standard 1/8-inch gas lines
Common Questions: Will this kit work with older AF or NF series actuators
Lennox 19W94 Ignition Control Kit THPU32HP7Y This SPST (Single Pole SingleThe Lennox 19W94 Ignition Control Kit is the essential OEM electronic ignition replacement for maintaining sequence of operation integrity in Lennox G24, G24M, and G25 series furnaces. This RAM 3MC2 03 control board serves as the critical interface for the direct spark ignition (DSI) system, managing the trial for ignition, flame sensing, and gas valve modulation. Engineered to replace legacy part numbers 19W9401, 20J8001, and 33J62, this kit