Instant Re-start: Voltage-sensing technology allows the system to cycle back on immediately after a brief power interruption

Built to handle 460V line voltage

To ensure reliable performance

The 5300-653 features silver contacts and rugged terminals to maintain electrical integrity under heavy loads

Durable 5-foot capillary tube supports optimal bulb positioning for sensitive thermal response

Johnson Controls MR4PMUHV-12 Control THPU32HP7Y Instant Re-start: Voltage-sensing technology allowsThe Johnson Controls MR4PMUHV 12 is a professional grade, multi function refrigeration defrost control designed for precise temperature management in commercial walk in coolers and freezers. As a primary digital defrost timer replacement, this unit integrates four critical functions into a single HVACR control module: a high accuracy thermostat, a defrost cycle timer, a digital readout, and a defrost termination switch. It supports both electric heat