Johnson Controls A421ABD-02 Electronic Temperature Control | PartsHnC
The Johnson Controls A421ABD-02 is an electrical single-stage temperature controller. This easy-to-use system comes with a durable stainless steel remote sensor. This is easily achieved due to the flexible position of the 6-foot sensor wire within the controlled environment as well as achieving the right temperature reading.
For an efficient and reliable HVAC system, the Johnson Controls Electronic Temperature Control is a great choice for optimal system performance.