HVAC Performance and Durability You can count on our 48V Coil Air Conditioner Contactors to uphold performance and durability in the HVAC industry. Contactors regulate and switch electrical currents to an air conditioning unit’s compressor. Our contactors are manufactured with cutting-edge technology, ensuring reliability and longevity through completion of thorough industry tests. Customers can expect low-energy consumption performance, and high-efficiency output from the close circuit design. This passive design meets the needs from both the commercial and residential grade air conditioning systems. We sell contactors with the promise of daily use, and minimal maintenance and replacements. For a complete promise of contactor value and performance, we expect and complete tailored requests. This guarantees the performance of the contactors for the use in the intended designed system.