Lennox 43H88 Relay protecting sensitive pressure controls from

protecting sensitive pressure controls from rapid system spikes

For runs up to the 300-foot limit

maintaining original equipment specifications and performance curves

Built for durability and high-altitude performance

Key Benefits: Direct Compatibility: Exact electrical match for the discontinued P291-8053RS

Lennox 43H88 Relay protecting sensitive pressure controls fromThe 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