HVAC Control System Boards

TERMINATION MODULE POINT 2DI PULSE ACCUMULATORS1 - 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...

SWITCHING MODULE 24VU - 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 with...

SWITCHING MODULE 24VS1 - 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...

ARCENT PROTECTOR BOARD FOR 156K COMMUNICATIONU - 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...

ARCENT PROTECTOR BOARD FOR 156K COMMUNICATIONS1 - 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...

ARCENT PROTECTOR BOARD FOR 156K COMMUNICATIONNew - These products are brand new in box, sealed where applicable. Units are covered by original equipment manufacturer (OEM) warranty as applicable.

CONTROL INTERLOCK DEVICE 24VAC 24INPUTU - 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 INTERLOCK DEVICE 24VAC 24INPUTS1 - 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...

OUTPUT BOARD ANALOG VOLTAGEU - 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 with...

OUTPUT BOARD ANALOG VOLTAGES1 - 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...

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

CONTROLLER 3AMP 120VAC 50W 60HZU - 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...