Enviro-tec 66-13060-04 Fan Coil Relay Board FRBii Replacement Kit PSC 277V 1M

The Enviro-tec 66-13060-04 is a Fan Coil Relay Board (FRBii) replacement kit designed to retrofit older FCRB control boards in commercial HVAC fan coil units. This specific kit is configured for PSC (Permanent Split Capacitor) motors operating at 277 volts with single motor applications (1M designation).

Key Features:

• 277V input voltage configuration for commercial applications
• Designed for single motor (1M) PSC blower motor systems
• Complete retrofit kit includes FRBii board assembly, wire harnesses, and mounting hardware including six #8 x ¾" hex washer self-tapping screws
• Kit contains multiple wire harnesses with quick-connect terminals for simplified installation
• Direct replacement upgrade from older FCRB boards to modern FRBii technology

This genuine OEM replacement kit is specifically engineered to Enviro-tec's exact specifications, ensuring proper fit, function, and efficiency in fan coil units, air handlers, and VAV terminals. The kit is compatible with various commercial HVAC systems manufactured by Enviro-tec and provides improved reliability over older control board designs. Installation requires following manufacturer's retrofit instructions and proper lockout-tagout procedures.