The Trane VAL8717 is a high-performance 6-ton thermostatic expansion valve engineered for precise refrigerant metering in residential and light commercial HVAC systems

It uses standard HVAC electrical connectors that snap into place on the control board and motor leads

Is this bracket compatible with multi-speed or ECM motors

How does this model differ from a standard timed electric drain

Technicians can rely on the 2VP series for heavy-duty service up to 25HP

Lennox 77N39 Detector 319847-401 The Trane VAL8717 is aFor high traffic commercial environments and sensitive mechanical rooms, the Lennox 77N39 CO2 Detector (T8100 D LN) provides contractors with a heavy duty solution for real time indoor air quality monitoring. This wall mount carbon dioxide sensor utilizes advanced non dispersive infrared (NDIR) technology and gold plated optics to ensure long term stability and precision. Designed for seamless integration, it communicates directly with the Lennox