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。
DIRECT LOGIC 205 MODULE F2-08AD-1
FANUC SERVO AMPLIFIER A06B-6066-H291 A2
DC MOTOR DME34B50G256A
ALLEN BRADLEY DRIVE 1336-C040-EJG-L1 REPAIR SERVICE
LENZE/ AC TECHNOLOGY DRIVE L14250C REPAIR SERVICE
SIEMENS SERVO MOTOR 1FK7083-5AF71-1AH0
MITSUBISHI INVERTER FR-A240E-2.2K
DANFOSS VLT 6000 DRIVE VLT 6000C7.5X
INDRAMAT AC SERVO CONTROLLER KDS1.W1-220
ALLEN-BRADLEY SLC 500 REMOTE I/O SCANNER ***NEW OPEN BOX*** 1747-SN
INDRAMAT SERVO DRIVE RAC2.A00-Z1
SSD DRIVES AC INTEGRATOR 690+ SERIES 690PB/US
ABB CONTROL BOARD DS0C331-3HAB 824
ALLEN BRADLEY DRIVE 1336-B015-EAF-L3
INDRAMAT ECODRIVE AC CONTROLLER DKC02.FW
SIEMENS SITOP POWER 20 6EP1436-2BA00
SIEMENS SERVOMOTOR 1FT6041-4AF71-4DA0
ESTA CAPACITOR DC FILTER ER YM
YASKAWA SERVO PACK SGDC-20DSA
ESTA CAPACITOR DC FILTER ER YM
SIEMENS SIMO DRIVE 6RA2725-6DV57-0 REPAIR SERVICE
SIEMENS SERVO MOTOR 1FK7083-5AF71-1TB5
FANUC BOARD A20B
ALLEN BRADLEY DRIVE 1336-C020-EOE-FA2
CMC PM SERVO MOTOR MTEG2F
FANUC AC SERVO MOTOR A06B-0512-B504
SIEMENS SINUMERIK (CARD) 6FC5250-5AY20-3AH0
ALLEN BRADLEY DRIVE 1336-C040-EJG-RP3 REPAIR SERVICE
SQUARE D TRANSFORMER K150 D1
INDRAMAT SERVOMOTOR MAC90A-ZD-2-C/110-A-0/J1250
CUTLER HAMMER 500 HP DRIVE TRU-500-P
ALLEN BRADLEY DRIVE 1336-C040-EAG-L3 REPAIR SERVICE
SIEMENS SERVO MOTOR 1FK7080-5AH71-1EH2
SIEMENS SERVO MOTOR 1FK7100-5AF71-1AG2
INDRAMAT CONTROLLER CARD B01-11
ALLEN BRADLEY DRIVE 1336S-C050-AN-EN REPAIR SERVICE
DECIBEL DBNXTLPSMOD
FANUC AC SERVO MOTOR A06B-0512-B504