The HH18HA450 is designed as an automatic reset limit switch

and air-cooled condensers

this assembly is designed as a repair top and insert that can upgrade the internals of older VP525A series valves to modern VP525C standards

providing flexible bulb placement for accurate superheat control

as well as specific Lennox oil furnaces

Trane PAN2000 Drain Pan 321702-401 The HH18HA450 is designed asThe Trane PAN2000 Drain Pan is an essential OEM replacement part engineered for specific high capacity Trane and American Standard air handling units. Measuring approximately 64. 46 inches in length, this condensate drain pan is constructed from heavy duty, corrosion resistant plastic designed to withstand the high moisture environment of an evaporator coil cabinet. It serves as a critical HVAC replacement part, effectively collecting and channeling