Trane EXC1301 Heat Exchanger 320788-704 providing a high-torque mechanical connection

providing a high-torque mechanical connection that resists vibration

maintaining all original technical specifications and wiring configurations

the RIBD2421C utilizes a delay on make (N/O) timing logic

Why is my HVAC condensate not draining properly

This 120VAC plug-in relay features a Double Pole Double Throw (DPDT) contact configuration

Trane EXC1301 Heat Exchanger 320788-704 providing a high-torque mechanical connectionThe Trane EXC1301 Heat Exchanger is a heavy duty OEM replacement component engineered for high capacity heating systems, specifically those rated at 80 90 120 MBH. As a veteran grade Trane replacement part, this 2 tube assembly is built to withstand the rigorous thermal stresses of commercial and industrial cycles. The EXC1301 facilitates superior thermal transfer between combustion gases and indoor air while maintaining a gas tight seal to ensure