Built with a 48 NEMA frame size and sleeve bearings

the 12-inch capillary tube is a sealed system containing pressurized fluid

Does this thermostat support multi-stage heating and cooling

Extremely High BTU Capacity: Rated for 3

Contractors should verify electrical terminal layouts to ensure seamless integration with the existing wiring harness

Trane EXC1378 Heat Exchanger 340155-7024 Built with a 48 NEMAFor field technicians and mechanical contractors tasked with restoring system integrity, the Trane EXC1378 Heat Exchanger serves as a critical OEM replacement for maintaining thermal performance in localized heating sections. This HVAC furnace part is engineered specifically for compatibility with Trane rooftop units (RTU) and American Standard gas electric packaged systems. Constructed with heavy duty corrosion resistant materials, the EXC1378 is