The Reznor 176680 is a standard-opening natural gas valve designed for precision fuel regulation in heavy-duty unit heaters and industrial furnaces

ensuring stable 24V secondary output even during high-inrush events common in ClimateMaster heat pump parts

When failures in the heating cycle occur

Versatile Application: Compatible with a wide range of Trane and American Standard residential and light commercial furnaces

Standardized Terminal Layout: Simplifies field replacement

Automation Components Inc (ACI) A/20K-PBS Sensor 318423-701 The Reznor 176680 is aThe Automation Components Inc (ACI) A 20K PBS Sensor is a high performance 20K Ohm thermistor designed for discreet temperature monitoring in commercial and residential HVAC applications. This low profile button sensor features a compact, aesthetically pleasing design that allows it to blend seamlessly into any environment, making it ideal for high profile architectural spaces. Engineered for durability and flexibility, the ACI A 20K PBS is available