LENNOX 203997 63K93 ".20""wc SPST Pressure Switch"

".20""wc SPST Pressure Switch"

Replacement pressure switch for a Lennox Hydronic Unit

The LENNOX WCH3-203997 is a pressure switch. This product has a pressure and temperature protection system that will automatically shut the unit down if the desired point is exceeded. It features 3/4

Lennox(R) air conditioners and heat pumps use the Type-A Pressure Switch to reduce potential cycling of the unit. The 203997 Type-A Pressure Switch is designed for use with high-ambient conditions. Some State and local codes may require that a pressure switch be installed in forced air heating and cooling systems operating under high ambient conditions. This replacement switch is easy to install. '''

At Lennox, the ends don't justify the means, and that's why we've created this pressure switch for the 203997 series of packaged units. Along with giving you peace of mind, it will also help protect your equipment by providing accuracy and efficiency. The 203997 is a great addition to complete your heating system and offers an efficiency AFUE of up to 98 percent. As always, this switch is engineered with quality in mind to ensure trouble-free operation and long-lasting durability.

Lennox Blower Repair. Replace your pressure switch with this genuine Lennox replacement part. This pressure switch is used to sense when the burner or pilot is on, it turns the blower on and off as needed. This switch mounts onto the right side of the heater, and it should be replaced anytime you are replacing a gas valve or servicing the blower.

G414422PSMR-20SD3-H1A1,PS175-21A60-05 PS175-21A70-05 20283563

The LENNOX 203997 63K93 Pressure Switch is manufactured by LENNOX. Every line has a neutral side, inside and outside pressure connections and a vent connection. The brass body is attached with brazed joints to both the copper and stainless steel elements for stability and strength.