The Supco STC4300 Thermal Cutout is a reliable and efficient solution for HVAC and refrigeration systems. This pack of three offers convenient and cost-effective thermal cutouts for your business or industrial needs. The brand SUPCO is known for its quality products, and this model is no exception. With a capacity of 15 amps, these thermal cutouts are designed to protect your system from overheating and prevent damage. They are easy to install and use, and are a great addition to any HVAC or refrigeration system. Don't miss out on this opportunity to upgrade your system with the Supco STC4300 Thermal Cutout.