HVAC Control System Boards

ZONE CONTROLS1 - Our S1 designated products are new parts, never used, in original manufacturer packaging and may be an older date code, firmware, series or style. When purchasing S1 products, please verify series and firmware if applicable. All units...

ZONE CONTROLNew - These products are brand new in box, sealed where applicable. Units are covered by original equipment manufacturer (OEM) warranty as applicable.

RELAY BOARDS1 - Our S1 designated products are new parts, never used, in original manufacturer packaging and may be an older date code, firmware, series or style. When purchasing S1 products, please verify series and firmware if applicable. All units...

RELAY BOARDNew - These products are brand new in box, sealed where applicable. Units are covered by original equipment manufacturer (OEM) warranty as applicable.

XL600 500 EXTENDED WIRING SUBBASE WITHOUT COVER.U - This is a pre-owned part - All ÔUÕ suffix designated items are repackaged and may have been previously used in the field or used as demo units. Manuals and accessories provided with original units may...

XL600 500 EXTENDED WIRING SUBBASE WITHOUT COVER. S2 - All S2 designated products are new, never used items that will have been repackaged in Service-Asia or custom packaging. These surplus items may not come with manuals or other accessories that would...

XL600 500 EXTENDED WIRING SUBBASE WITHOUT COVER.S1 - Our S1 designated products are new parts, never used, in original manufacturer packaging and may be an older date code, firmware, series or style. When purchasing S1 products, please verify series and...

XL600 500 EXTENDED WIRING SUBBASE WITHOUT COVER.New - These products are brand new in box, sealed where applicable. Units are covered by original equipment manufacturer (OEM) warranty as applicable.

PC BOARD SMART2PLUS FAN COILU - This is a pre-owned part - All ÔUÕ suffix designated items are repackaged and may have been previously used in the field or used as demo units. Manuals and accessories provided with original units may not be available...

SIGNAL CONDITIONER MODULENew - These products are brand new in box, sealed where applicable. Units are covered by original equipment manufacturer (OEM) warranty as applicable.

PC CONTROL BOARD AC256 LTU-3/4 FW 3.3U - This is a pre-owned part - All ÔUÕ suffix designated items are repackaged and may have been previously used in the field or used as demo units. Manuals and accessories provided with original units may not be...

CONTROL BOARD 8POINT INPUT UT203 MODULEU - This is a pre-owned part - All ÔUÕ suffix designated items are repackaged and may have been previously used in the field or used as demo units. Manuals and accessories provided with original units may not be...