PLC是微机技术与传统的继电接触控制技术相结合的产物，它克服了继电接触控制系统中的机械触点的接线复杂、可靠性低、功耗高、通用性和灵活性差的缺点，充分利用了微处理器的优点，又照顾到现场电气操作维修人员的技能与习惯，特别是PLC的程序编制，不需要专门的计算机编程语言知识，而是采用了一套以继电器梯形图为基础的简单指令形式，使用户程序编制形象、直观、方便易学；调试与查错也都很方便。用户在购到所需的PLC后，只需按说明书的提示，做少量的接线和简易的用户程序编制工作，就可灵活方便地将PLC应用于生产实践。
ALLEN BRADLEY READY TO GO COMPLETE TESTING UNIT ALP/SPL
STEGMANN ENCODER AND RESOLVER DG 1604
SIEMENS SINUMERIK CPU BOARD
FANUC SERVO MOTOR A06B-0521-B042
ALLEN BRADLEY DRIVE 1336-B040-EJG-RP1
ALLEN BRADLEY SLC500 POWER SUPPLY 1746-P3 SER A
FANUC CONTROLLER CARD A16BA
SIEMENS SERVO MOTOR 1FK7100-5AF71-1TA0
SIEMENS SERVO MOTOR 1FK7103-5AF71-1AG2
LENZE/ AC TECHNOLOGY DRIVE L12500FAB REPAIR SERVICE
SCHNEDIER FAST AXIS CONTROL MODULE TSXAXM182
TEXAS INSTRUMENT SYSTEM
FANUC POWER BOARD A16BA
ALLEN BRADLEY 24 VDC OUTPUT MODULE 1791-0B32
SIEMENS SINUMERIK INTERFACE BOARD 6FX1126-8BA00
SIEMENS POWER SUPPLY 6RB2160-0FB00
ABB UNIT 3HAC5393-2 DSQC508
ALLEN BRADLEY DRIVE 1336-B020-ECE-L3
INDRAMAT SERVO DRIVE RAC 3.AO1-Z1-220
TB WOODS AC INVERTER WFC4020-0CHT
SIEMENS SERVO MOTOR 1FT6105-1AC71-2EG1
GE FANUC AC SERVO MOTOR A06B-0142-B175
SIEMENS SERVO MOTOR 1FK7040-5AK71-1GH5
SIEMENS MICROMASTER 420,6SE6420-2AD22-2BA1
ALLEN BRADLEY DRIVE 1336-C040-EJG-FJ3 REPAIR SERVICE
YASKAWA AC SERVO MOTOR USASEM-30AC2K
MAPLE SYSTEM BACKLIT LCD OIT3165-A00
SEW EURODRIVE MC07A015-5A3-4-00
CUSTOM SERVO MOTOR NB1141FRMG-373
AEG MODICON POWER SUPPLY P810 AS-P
FANUC CONTROLLER CARD A20BD
INDRAMAT SERVO MOTOR MAC112D-0-ED-4-C/130-A-2/W1520LX/S018
AUTOMATION DIRECT PLC C0-00DD2-D
INDRAMAT PERMANENT SERVO MOTOR 112D-0-ED-4-C/130-A-2/
FANUC AC SERVO MOTOR A06B-0377-B175
FANUC FAN UNIT A04B-0805-C362
INDRAMAT AC MAINSPINDLE DRIVE KDA 2.AP0-U1/115
EMERSON SERVO DRIVE DXA-450
BINDER BRAKE 86 61111H15
FANUC AC SERVO MOTOR A06B-0373-B077
SIEMENS SERVO MOTOR 1FK7103-5AF71-1TB0
INTRAMAT GMBH MAC112A-0-LD-4C/130-A-0/WI520LX/S005