由于PLC采用了软件来取代继电器控制系统中大量的中间继电器、时间继电器、计数器等器件，控制柜的设计安装接线工作量大为减少。同时，PLC的用户程序可以在实验室模拟调试，更减少了现场的调试工作量。并且，由于PLC的低故障率及很强的监视功能，模块化等等，使维修也极为方便。
SIEMENS SERVO MOTOR 1FT6105-1AC71-4AG1
FANUC POWER UNIT A16B
SCHNEDIER PLC MODULE TSXSUP702
SIEMENS SERVO MOTOR 1FT6086-1AF71-1AH1
UNICO INVERTER 109146 ECL 01
MITSUBISHI AC SERVO MOTOR HA-FE43BG
ALLEN BRADLEY DRIVE 1336-B040-EAG-FA2
ALLEN BRADLEY SERVO MOTOR MPL-B4530K-MJ24AA
SIEMENS AC SERVO MOTOR 1FK7060-5AF71-1TA0
PARKER SERVO MOTOR MPM892ASG7G1N
SIEMENS SERVO MOTOR 1FK7022-5AK71-1AH5
SIEMENS SERVO MOTOR 1FK7101-5AF71-1SG0
SIEMENS SIMO DRIVE 6SC6101-2B-Z
OMRON RELAY UNIT G9S-301
BOSCH SERVO MOTOR SF-A4.0125.015-14.057
LUTZE MODULE 743302
SIEMENS SERVO MOTOR 1FK7042-5AK71-1GH3
SIEMENS SERVO MOTOR 1FK7080-5AH71-1EB5
INDRAMAT SERVO MOTOR MAC112D-0-ED-4-C/130-A-2/W1520/S013
CINCINNATI ELECTROSYSTEMS PLC BOARD A
SIEMENS SERVO MOTOR 1FT6062-1AF71-1AH1
YASKAWA GPD 506/P5 DRIVE CIMR-P5M47P5
SIEMENS LANDIS AND STAEFA MXG
SIEMENS SERVO MOTOR 1FT6086-1AH71-4EH1
ALLEN BRADLEY DRIVE 1336VT-B060-EAS-L1 REPAIR SERVICE
OMRON INPUT UNIT C200H-IA122
CUTLER HAMMER DRIVE SVX040A1-5A4N1
ALLEN BRADLEY DRIVE 1336VT-B060-EOS REPAIR SERVICE
ALTIVAR AC DRIVES ATV58HU09M2Z
MICRON GEARBOX
DIRECT LOGIC PLC D2-09B
OM ORIENTAL TORQUE MOT0R 5TK20GN-A-E1
GOULD ULTRASAFE FUSE BLOCK US353
ALLEN BRADLEY 1305 ADJUSTABLE FREQUENCY DRIVE 1305-BA09A
SIEMENS SERVO MOTOR 1FK7063-5AF71-1EH5
FIBRO GmbH GEARBOX MKS 82
REXROTH SERVO BLEEDER MODULE HZB02.2-W002N
ALLEN BRADLEY PROCESSOR UNIT 1747-L551