Industrial spare-parts references below are not direct substitutes for 84661-55.
Industrial spareABB PM861AK01 3BSE018157R1Control processor
Industrial spareABB PSM0004 2RCA025059A0001RPower supply module
Industrial spareABB 1SAP176000R0080 CM5640-2ETHCommunication module
Industrial spareABB PM582 / 1SAP140200R0100Programmable controller
Industrial spare3500/50 133442-01Tachometer module
Industrial spare3500/53 133396-01Overspeed detection module
Industrial spare3500/32M 149986-02NCRelay module
Industrial spare3500/92 136180-01Communication gateway
Industrial spare12P2535X052 KJ3201X1-BA1Discrete input module
Industrial spareKJ4110X1-BA1 12P1867X012Termination assembly
Industrial spare12P2533X042 KJ3222X1-EA1Analog output module
Industrial spareKJ3001X1-CA1 12P1980X052Discrete output module
Industrial spareRED1200 6EP4348-7RB00-0AX0Redundancy module
Industrial spare6SL3040-1MA01-0AA0Drive control unit
Industrial spare6GK5208-0BA00-2AB2 XB208Industrial Ethernet switch
Industrial spare6ES7153-2BA02-0XB0Distributed I/O interface
Industrial spareAllen Bradley 80025-523-10-RDrive component
Industrial spare1768-PA3 B01 PN:97323572Controller power supply
Industrial spare1746-NI4Analog input module
Industrial spareGE 323A3347P5Industrial component
Industrial spareGE CRS-10-MBControl system module
Industrial spareIC693ALG442-EBAnalog combination module
Industrial spareRTUA08M TK-S014MRemote terminal unit module
Industrial sparePAIH03 51304754-150Analog input module
Industrial spare51308307-175 / CC-TCNT01Controller module
Industrial spareT8313 5020-301Trusted system interface
Industrial spareT8311 PN:5020-101Trusted expander interface
Industrial spareT8312 5020-201Trusted expander interface
Industrial spareS4000CH 32425-14Safety system chassis
Industrial spareS4000C 31140-2Safety system component
Confirm manufacturer, complete model, revision and installed-system compatibility before ordering.