Replace virtually all single sage defrost controls. The latest in outdoor electronic innovations from White-Rodgers is a universal upgrade for single stage heat pump systems with a PSC fan motor. Select from pre-configured demand or timed defrost routines or configure to replicate virtually any set up. Also, upgrade your customers comfort with integrated compressor protection and outdoor sensor capabilities. Specifications. Selectable demand or timed defrost modes. O or B reversing valve. Configures to any system. Easy installation and setup. Universal mounting with rotating display. One-button configuration to any OEM system. Includes outdoor sensors. Test button for system verification. Versatile Matrix Display. Access set up and diagnostic menus from any orientation. Compressor Protection. Brownout and short-cycle protection plus hi/low pressure inputs.