For most York commercial units

Standardized Electrical: Operates on a standard 208/230V 1-PH configuration

it is compatible with natural gas and LP gas (liquid propane)

As a heavy-duty OEM replacement relay

Installing this valve in an R410A system will cause improper metering and potential component failure due to pressure rating differences

Trane SWT1652 Limit Switch R-410A For most York commercial unitsThe Trane SWT1652 Limit Switch is a critical safety component designed for high limit temperature monitoring in residential and commercial HVAC units. This OEM Trane replacement part features a fixed temperature range of 200 230F, ensuring the system shuts down power to the gas valve or heating elements if internal temperatures exceed safe operating parameters. Often utilized as a furnace high limit switch, the SWT1652 utilizes a 3 inch insertion