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THINK-PLC standard products

Built to deploy


UL 508A control panels, Siemens-based systems and CNC integration — engineered once, then built repeatably to cut lead time and simplify purchasing. Every panel is assembled in North Carolina and carries a three year warranty.

UL 508AListed industrial control panels
Built in the USAAssembled in North Carolina
3 year warrantyOn every standard product
Quality product manufacturersComponents from industry leaders
Engineering supportBacked by THINK-PLC

Automation Overstock

Automation Overstock

Surplus and overstock automation components from our own shelves in North Carolina. These are genuine manufacturer parts we already hold in inventory — the quantity shown on each listing is the real quantity on hand, and when it is gone, it is gone.

New Old StockNever used, in original packaging.
Open BoxPackaging opened, item unused.
Out of BoxNo original packaging, unused.
Out of Box, UsedNo packaging, previously in service.

Warranty: overstock items are not covered by the Think-PLC 3‑year warranty that applies to our standard products. Condition is stated on every listing — contact us for terms on any specific item before you order.

Automation Overstock

SIMATIC NET IE FC M12 Plug PRO, 4-Pin D-Coded, Metal, FastConnect, PROFINET
MPN: 6GK1901-0DB20-6AA0 | 6GK19010DB206AA0
Siemens 6GK1901-0DB20-6AA0
50.67 50.67 USD
SIMATIC NET IE FC RJ45 Plug 145, Industrial Ethernet Fast Connect Connector
MPN: 6GK1901-1BB30-0AA0 | 6GK19011BB300AA0
Siemens 6GK1901-1BB30-0AA0
24.46 24.46 USD
SIMATIC NET IE Power M12 Cable Connector PRO, 4-Pin, Socket, 24 VDC, Pack of 3
MPN: 6GK1907-0DC10-6AA3 | 6GK19070DC106AA3
Siemens 6GK1907-0DC10-6AA3
52.41 52.41 USD
23.00 23.0 USD
104.83 104.83 USD
SIMATIC PM1207 Power Supply for S7-1200, 120/230 V AC In, 24 V DC / 2.5 A Out
MPN: 6EP1332-1SH71 | 6EP13321SH71
Siemens 6EP1332-1SH71
153.82 153.82 USD
SIMATIC S7 Micro Memory Card for S7-300/C7/ET 200, 64 KB, 3.3V NFlash
MPN: 6ES7953-8LF31-0AA0 | 6ES79538LF310AA0
Siemens 6ES7953-8LF31-0AA0
142.30 142.3 USD
SIMATIC S7-1200 Analog I/O Module SM 1234, 4 AI / 2 AO
MPN: 6ES7234-4HE32-0XB0 | 6ES72344HE320XB0
Siemens 6ES7234-4HE32-0XB0
417.15 417.15 USD
SIMATIC S7-1200 CM 1243-5 Communication Module, PROFIBUS DP Master
MPN: 6GK7243-5DX30-0XE0 | 6GK72435DX300XE0
Siemens 6GK7243-5DX30-0XE0
598.37 598.37 USD
SIMATIC S7-1200 CPU 1214C DC/DC/DC, 14 DI / 10 DO / 2 AI
MPN: 6ES7214-1AG31-0XB0 | 6ES72141AG310XB0
Siemens 6ES7214-1AG31-0XB0
873.53 873.53 USD
SIMATIC S7-1200 CPU 1214C, AC/DC/Relay, 14 DI / 10 DO / 2 AI, 100 KB Work Memory
MPN: 6ES7214-1BG40-0XB0 | 6ES72141BG400XB0
Siemens 6ES7214-1BG40-0XB0
519.75 519.75 USD
SIMATIC S7-1200 Fail-Safe Digital Input SM 1226, F-DI 16x24VDC, PROFIsafe
MPN: 6ES7226-6BA32-0XB1 | 6ES72266BA320XB1
Siemens 6ES7226-6BA32-0XB1
239.09 239.09 USD
SIMATIC S7-1200 Fail-Safe Digital Output SM 1226, F-DQ 4x 24V DC
MPN: 6ES7226-6DA32-0XB0 | 6ES72266DA320XB0
Siemens 6ES7226-6DA32-0XB0
301.37 301.37 USD
SIMATIC S7-1200 SM 1221 Digital Input Module, 16 DI, 24 V DC, Sink/Source
MPN: 6ES7221-1BH32-0XB0 | 6ES72211BH320XB0
Siemens 6ES7221-1BH32-0XB0
222.75 222.75 USD
SIMATIC S7-1200 SM 1222 Digital Output Module, 16 DO Relay 2 A
MPN: 6ES7222-1HH32-0XB0 | 6ES72221HH320XB0
Siemens 6ES7222-1HH32-0XB0
222.75 222.75 USD
SIMATIC S7-1200 SM 1231 RTD Analog Input Module, 4 x AI
MPN: 6ES7231-5PD32-0XB0 | 6ES72315PD320XB0
Siemens 6ES7231-5PD32-0XB0
400.95 400.95 USD
SIMATIC S7-1200 SM 1234 Analog I/O Module, 4 AI / 2 AO, +/-10 V / 0-20 mA
MPN: 6ES7234-4HD32-0XB0 | 6ES72344HD320XB0
Siemens 6ES7234-4HD32-0XB0
435.09 435.09 USD
SIMATIC S7-1200 SM 1234 Analog I/O, 4 AI / 2 AO, +/-10 V 14-bit / 0-20 mA
MPN: 6ES7234-4HE30-0XB0 | 6ES72344HE300XB0
Siemens 6ES7234-4HE30-0XB0
213.84 213.84 USD
SIMATIC S7-1200 Signal Board SB 1232, 1 Analog Output
MPN: 6ES7232-4HA30-0XB0 | 6ES72324HA300XB0
Siemens 6ES7232-4HA30-0XB0
122.31 122.31 USD
SIMATIC S7-1500 Analog I/O Module AI 4xU/I/RTD/TC / AQ 2xU/I ST
MPN: 6ES7534-7QE00-0AB0 | 6ES75347QE000AB0
Siemens 6ES7534-7QE00-0AB0
930.54 930.54 USD

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