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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

SIRIUS 3RV20 Motor Protection Circuit Breaker, S2, Class 10, 42-52 A, Screw
MPN: 3RV2031-4WA10 | 3RV20314WA10
Siemens 3RV2031-4WA10
202.50 202.5 USD
SIRIUS 3RV20 Motor Protection Circuit Breaker, S2, Class 10, 54-65 A, Screw
MPN: 3RV2031-4JA10 | 3RV20314JA10
Siemens 3RV2031-4JA10
251.48 251.48 USD
SIRIUS 3RV20 Motor Protection Circuit Breaker, S3, Class 10, 28-40 A, Screw
MPN: 3RV2041-4FA10 | 3RV20414FA10
Siemens 3RV2041-4FA10
292.22 292.22 USD
754.54 754.54 USD
SIRIUS 3RV21 Motor Protection Circuit Breaker, S3, Class 10, 45-63 A, Screw
MPN: 3RV2142-4JA10 | 3RV21424JA10
Siemens 3RV2142-4JA10
1,216.39 1216.39 USD
193.27 193.27 USD
357.00 357.0 USD
913.00 913.0 USD
18.25 18.25 USD
29.88 29.88 USD
SIRIUS 3RV29 End Cover for 3-Phase Busbar (3RV2917 System)
MPN: 3RV2917-6A | 3RV29176A
Siemens 3RV2917-6A
1.00 1.0 USD
SIRIUS 3SK1 Safety Relay, 24V AC/DC, 3 NO Safety + 1 NC Signal, Screw Terminal
MPN: 3SK1111-1AB30 | 3SK11111AB30
Siemens 3SK1111-1AB30
321.62 321.62 USD
SIRIUS 3SK1 Safety Relay, Advanced, 3 Enabling + 1 Signaling, 24 V DC, Spring Terminal
MPN: 3SK1122-2AB40 | 3SK11222AB40
Siemens 3SK1122-2AB40
160.46 160.46 USD
SIRIUS 3TX7 Plug-In Relay, DPDT (2 CO), 8-Pin Square Base, 15 A
MPN: 3TX71145DB03C
Siemens 3tx71145db03c
39.15 39.15 USD
16.36 16.36 USD
SIRIUS 3TX71 Plug-In Relay, DPDT, 15 A, 120 V AC Coil, 8-Pin
MPN: 3TX7114-5DF13C | 3TX71145DF13C
Siemens 3TX7114-5DF13C
12.41 12.41 USD
SIRIUS 3TX71 Relay Socket, 8-Pin, Touch-Safe, Screw Terminals
MPN: 3TX7144-4E6 | 3TX71444E6
Siemens 3TX7144-4E6
9.40 9.4 USD
182.50 182.5 USD
1,981.00 1981.0 USD
3.71 3.71 USD

Don't see your configuration?

Most of what we ship starts as a standard product and gets configured to the application. Tell us what you are controlling and we will scope and quote it.

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