The Carrier Zone Sensor - i-Vu ZS Sensor ZSP-CAR Temperature Device is a thermostat control board designed for use in HVAC and refrigeration systems. Manufactured by Carrier, a trusted brand in the industry, this device is specifically designed to monitor temperature levels in order to provide efficient heating and cooling control. Ideal for commercial and industrial settings, this zone sensor helps ensure optimal performance and energy efficiency in various HVAC systems.