Johnson Controls A19AAF-21C Thermostat Controller for HVAC with Capillary voomi_id_8877 Easy to install on existing

Easy to install on existing equipment without additional tools

Snap-action mechanism for precise and consistent switching

toxic gases

ensures the safe operation of your hot water system

Johnson Controls A19AAF-21C Thermostat Controller for HVAC with Capillary voomi_id_8877 Easy to install on existingProduct Description The Johnson Controls A19AAF 21C Thermostat Controller is a reliable device ideal for HVAC systems. It features a remote bulb and a capillary length of six feet, suitable for a wide range of heating and cooling applications. Remote bulb control SPDT switch action Temperature range 40 to 90 degrees Fahrenheit Product Highlights Designed for accurate temperature control. Suitable for industrial and scientific applications. Compatible