Sale! Supco SHL503 Plenum Limit Thermostat ThermodiscL190-40$17.52 Original price was: $17.52.$5.26Current price is: $5.26. - Supco SHL503 Plenum Limit Thermostat ThermodiscL190-40 quantity + Add to cart SKU: SHL503 Category: HVAC&R Tag: Supco Description Description Supco part number SHL503. Gas Furnace Limit Thermostat. Specifications: Open 190 F Close 150 F Board Width: 1.88 inches Board Height: 2.8 inches Insertion Length: 3.12 inches Replacement For Brands and Numbers: York: 025-29041-012 Rheem: 47-21711-03 Bryant: HH12ZA189, HH12ZB190, P331-2205, HH12ZA193A Related products Sale! AF102 Furnace Ignitor for FC046 York Nordyne Williamson $11.56 Original price was: $11.56.$3.47Current price is: $3.47. Add to cart Sale! Supco 90-290 90-290Q General Purpose Enclosed Fan Relay 24 Volt SPST-NO type 84 $6.77 Original price was: $6.77.$2.03Current price is: $2.03. Add to cart Sale! Supco SPK10071 Spark Igniter Switch for GE WB24T10071 Gas Range Ignition $12.88 Original price was: $12.88.$3.86Current price is: $3.86. Add to cart Sale! Supco Capacitor Oval Dual Run 35 + 7.5 uf 370/440 Volts for HVAC Motors Compressors LCD35+7.5X440 Linebacker $6.10 Original price was: $6.10.$1.83Current price is: $1.83. Add to cart