White-Rodgers WR-47D01U-843 Universal Heat Pump Defrost Control

Product Description

The White-Rodgers WR-47D01U-843 is a universal defrost control for single-stage heat pump systems equipped with PSC fan motors. It replaces over four hundred single-stage defrost models and more than two hundred control configurations. The device allows for selectable timed or demand defrost modes to optimize efficiency. Configurable for either 'O' or 'B' reversing valves, it can be energized in heating or cooling modes. The control includes an integrated outdoor thermostat and provides brownout protection at twenty-four volts.

• Compatible with 'O' or 'B' reversing valves for flexible use.
• Select between timed or demand defrost modes based on system needs.
• Programmable features include short cycle delays for compressor protection and low temperature cutout.

Product Highlights

This control unit is designed to enhance the performance and reliability of heat pump systems.

Product Information

Standard Information

• Brand: White-Rodgers
• Type: Defrost Control