Designed specifically for ducts spanning 2 feet to 4 feet in width

Check your existing motor's data plate for the part number 51-23555-02

the 542A is the specified replacement for the 542ASF and 98171

Can I use this for A

Industrial Build: Rated for continuous air-over duty with high-temperature insulation to prevent premature winding failure

Lennox 10W89 Piston Kit 323269-701 Designed specifically for ducts spanningFor service technicians maintaining Lennox air conditioning and heat pump systems, the Lennox 10W89 Piston Kit (100484 37) is a critical fixed orifice metering device required to regulate refrigerant flow. This genuine OEM Lennox 10W89 kit features a precise 0. 090 orifice size, ensuring the evaporator coil receives the exact refrigerant saturation needed for optimal heat exchange. Whether you are performing a piston orifice replacement during a coil