在印制电路板出现之前，电子元器件之间的互连都是依靠电线直接连接实现的。而现在，电路面板只是作为有效的实验工具而存在;印刷电路板在电子工业中已经占据了统治的地位。PCB线路板根据电路层数分类：分为单面板、双面板和多层板。常见的多层板一般为4层板或6层板，复杂的多层板可达十几层。具体可查看"pcb线路板基础知识"文中所述。
GE FANUC 1C610CHS130A RACK W/HI CAP POWER SUPPLY 10 SLOT
Customs services and international tracking provided

NEW HONEYWELL 51403794-100 REV A POWER SUPPLY


KOMPLETTBOX 2 | +MAGNET +AKKU für GPS Tracker TK102
Mit Powerakku für den TK102 V3 & V6, 6.400 mAh
From Germany

TRENDnet TK-801R 8-Port PS/2 Rack Mount KVM Switch W/O Cable


GE Fanuc 90-30 Series PLC 10-Slot w/Genius Bus and 4 I/O Cards


Allen Bradley 1746-P2 Series C Power Supply 10 Slot Rack Cage


Intel FXX1600PCRPS G36234-008 1600W Redundant Power Supply Tested Cust. Return


Lot of 2 Grayhill 70MRCK16 I/O Module Rack 16 Slot


Used Allen Bradley 1746-P2 power supply with 1746-A10 10 slot rack
Customs services and international tracking provided


SM Pro Audio JuiceRack8 8-Slot Power Rack


Allen Bradley SLC 500 1746-A10 Rack + Power Supply P2


INDRAMAT RECO-G.04/01 RACK 8SLOT W/POWER SUPPLY **Repair**



ADEPT PA-4 ROBOTIC CONTROLLER POWER SUPPLY RACK 4 SLOT 30336-31000


12v TC helicon VoiceLive Rack new replacement power supply adapter
From United Kingdom


Used Siemens Simatic 505 PLC Rack 8 Slot PSUE302 110/220 VAC Power Supply 200 V


Allen Bradley SLC 500 7 Slot Rack 1746-A7 w/ 1746-P2 Power Supply

Allen Bradley SLC 500 7 Slot Rack 1746-A7 w/ 1746-P2 Power Supply
Customs services and international tracking provided

ALLEN BRADLEY POWER SUPPLY TO I/O RACK CABLE ASSEMBLY 1771-CD


GENERAL ELECTRIC IC610CHS100B 5 SLOT RACK POWER SUPPLY SERIES ONE, SEE DESC


ALLEN BRADLEY 7-Slot Rack 1746-A7 + Power Supply 1746-P1/ SLC 5/02 CPU And More
Customs services and international tracking provided


ALLEN-BRADLEY AB 1771-A4B 16 SLOT I/O CHASSIS PLC RACK WITH 1771-P2 POWER SUPPLY
Customs services and international tracking provided


YASNAC JCNZ-MRK12-1E 8 SLOT RACK WITH 4 MODULES 1 POWER SUPPLY


Allen Bradley 1746-P2 Series C Power Supply 1746-A7 7 Slot Rack


Honeywell HPS123 Power Supply


ALLEN BRADLEY 1771-A2B 8 Slot I/O Chasis & Power Supply with extras
Customs services and international tracking provided

Allen Bradley SLC 500 Power Supply 4-Slot Rack with SLC 5/02 CPU and Scanner
From Australia

ADEPT PA-4 POWER SUPPLY RACK 4 SLOT 30336-31000


ALLEN BRADLEY SLC500 1746 A10 10 slot rack no power chassis
From France

Two Loaded Allen Bradley 13-slot I/O Module Racks


YAMATAKE 82407039001 12 SLOT UNIVERSAL I/O CHASSIS RACK B354688


ALLEN BRADLEY 1746-A4 SER B 4-SLOT RACK & 1746-P1 SER A POWER SUPPLY USED (W4)


RELIANCE ELECTRIC INTERFACE RACK (4 SLOT) 805401-3S and DC POWER SUPPLY 60007-3


ALLEN BRADLEY 1746A10 RACK 10SLOTW/ 1746P2 POWER SUPPLY


Allen Bradley 1746-A7 /B SLC 500 7 Slot Chassis w/ 1746-P2 /C Power Supply


Electronic Solutions PV2000HD2-5406 20-slot VME Rack & Monster Power Supplies


Allen Bradley 1746-A10/B Slot Rack 1746-P2/C Power Supply Tested Guaranteed


ALLEN-BRADLEY SLC 500 7-SLOT RACK & POWER SUPPLY (TOGETHER) #'S IN DESCRIPTION


Ge Fanuc IC610CHS130A Rack 10 Slot Power Supply


ALLEN BRADLEY CONTROLLOGIX 1756-A10 /B AND 1756-PA72 /C RACK AND POWER SUPPLY


Allen Bradley SLC 500 1746-P2 Power Supply & 4 Input/Output Cards w/ 7-Slot Rack


ALLEN BRADLEY 7 SLOT RACK 1746-A7 SER. B W/ POWER SUPPLY 1746-P2 SER. C


ALLEN BRADLEY 10 SLOT RACK 1746-A10 SER. A W/ POWER SUPPLY 1746-P1 SER. A


SVG ASML control rack, A1300 power I/O, A1850 DC power supply, Galil DMC1850


FXX1600PCRPS Intel 1600W AC Common Redundant Power Supply 80Plus


HONEYWELL 12 SLOT RACK WITH 620-0049 BACKPLATE FULL OF MODULES
Customs services and international tracking provided


Allen Bradley, SLC 500, 1746-A10 Rack, 1746-P2 Supply, Very Good Condition


SIEMENS 16 SLOT PLC RACK WITH A POWER SUPPLY, AND NETWORKING CARD 6 VDC INPUTS
Customs services and international tracking provided

7311 IBM 2-Slot Rack Mount I/O Drawer Enclosure - Includes Rail Kit and Bezel


LOCALIZZATORE PORTATILE TRACKER GPS TK102-B TK 102-2 PRO slot SD con 3 OMAGGI
IN ITALIA CONSEGNA IN 1 GIORNO FATTURA CONTRASSEGNO
From Italy

ALLEN BRADLEY 1746-A10 SERIES A 10-SLOT RACK W/ 1746-P2 SERIES B POWER SUPPLY
Customs services and international tracking provided

USED PULLOFF ALLEN BRADLEY POWER SUPPLY 1745-P2 & 13-SLOT RACK 1746-A13
Customs services and international tracking provided

GPS Tracker Hard-wired Car Charger GPS102B TK102B Power Supply DC6-36V MA084
From Hong Kong

Honeywell 1332 Power Supply - Excellent


Allen-Bradley SLC 500 13 Slot Rack W/ Power Supply 1746-P2, 3 Input, & 4 Output


Newly ListedDIRECT LOGIC 305 SLOT RACK INPUT/OUTPUT MODULES POWER SUPPLY CPU D3-10B-1


Used Siemens Simatic 505 PLC Rack 8 Slot PSUE302 110/220 VAC Power Supply 200 V


ALLEN-BRADLEY SLC 500 13-SLOT RACK & POWER SUPPLY (ALL TOGETHER) #'S IN DESCRIP
Customs services and international tracking provided

INTEL FXX830WPSU 830 WATTS POWER SUPPLY FOR SC5400. NEW
Customs services and international tracking provided


Honeywell IPC 620-1537 PLC Unit
Customs services and international tracking provided


GENERAL ELECTRIC IC610CHS100B 5 SLOT RACK POWER SUPPLY SERIES ONE, SEE DESC


SM Pro Audio JuiceRack8 8-Slot Power Rack


Intel Common Redundant Power Supply - power supply - hot-plug / redundant -
Customs services and international tracking provided

HONEYWELL 620-0041 115/230VAC POWER SUPPLY 620-10/15 6200041 NIB


Honeywell PLC Power Supply 620-0041


1- HONEYWELL 300-04705 I.T.E POWER SUPPLY 30004705 FOR L5000, L5100 *USED*


Lot of 2 Grayhill 70MRCK16 I/O Module Rack 16 Slot




Honeywell TC-FPCXX2 TCFPCXX2 Power Supply **NEW IN BOX**


Honeywell AC to DC Power Supply for MS95XX 46-00525
Customs services and international tracking provided

Honeywell HP1224ACDC power supply


Honeywell TC-RPCXX1 Power Supply TCRPCXX1 **LNC**


HONEYWELL TC-RPCXX1 REDUNDANT POWER SUPPLY MODULE 120/240V-AC 115W D218013