Lennox 43H88 Relay the integral vent limiting orifice

the integral vent limiting orifice is designed to restrict gas escape to safe levels

providing contractors with a singular solution for diverse control circuit requirements

Does the coil need to be stretched before installation

Operating at 28V (and compatible with 24V control circuits)

it will output 3755 watts

Lennox 43H88 Relay the integral vent limiting orificeThe Lennox 43H88 Blower Relay is a heavy duty 3PDT (Three Pole Double Throw) electromagnetic switch engineered for precise load management in commercial and residential HVAC systems. Operating on a 24V coil voltage, this inductive rated relay is a direct replacement for the legacy Lennox 43H8801, ensuring a 1: 1 fit for technicians servicing Lennox packaged units and heat pumps. With a 15 Amp contact rating, the 43H88 provides the switching capacity