43T6V423 | BOARD CONTROL | Carrier End to End Distance_2.94IN 4 Zone (ZVR104) Caleffi's ZVR104

4 Zone (ZVR104) Caleffi's ZVR104 Zone Valve Relay is designed to control up to four independent zone valves

Its installation-friendly construction makes it suitable for both new construction and renovation projects

Its robust design and advanced features make it a dependable solution for various applications where accurate control of electrical circuits is crucial

Its compact design and low noise operation make it a great choice for use in residential and commercial applications

43T6V423 | BOARD CONTROL | Carrier End to End Distance_2.94IN 4 Zone (ZVR104) Caleffi's ZVR104**43T6V423 Carrier Board Control** The Carrier 43T6V423 Board Control is a crucial component for controlling the operation of your HVAC system. Its advanced design ensures precise and efficient management of your heating and cooling equipment. **Key Features:** * **Enhanced Control:** Accurately regulates temperature, fan speed, and other operating parameters to maintain optimal comfort levels. * **Improved Efficiency:** Optimizes system performance,