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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

SINAMICS S120 Sensor Module SMC20, 30 mm, DRIVE-CLiQ Encoder Interface
MPN: 6SL3055-0AA00-5BA3 | 6SL30550AA005BA3
Siemens 6SL3055-0AA00-5BA3
419.82 419.82 USD
SINAMICS S120 Shield Connection Kit, 150 mm, for Line/Motor Module
MPN: 6SL3162-1AF00-0AA1 | 6SL31621AF000AA1
Siemens 6SL3162-1AF00-0AA1
37.77 37.77 USD
SINAMICS S210 AC- and DC-Link Connector Kit, for 3AC 400 V Drives, Frame Sizes FSA-FSC
MPN: 6SL3260-2DC00-0AA0 | 6SL32602DC000AA0
Siemens 6SL3260-2DC00-0AA0
80.06 80.06 USD
SINAMICS S210 Servo Converter, 1AC 200-240 V, 0.4 kW, PROFINET, IP20
MPN: 6SL3210-5HB10-4UF0 | 6SL32105HB104UF0
Siemens 6SL3210-5HB10-4UF0
Discontinued by manufacturer but available
1,187.65 1187.65 USD
SINAMICS Terminal Module TM31, Digital/Analog I/O Expansion (S120/S150)
MPN: 6SL3055-0AA00-3AA1 | 6SL30550AA003AA1
Siemens 6SL3055-0AA00-3AA1
839.43 839.43 USD
SINAMICS V20 Inverter, 1AC 200-240V, 2.2 kW, Unfiltered, IP20
MPN: 6SL3210-5BB22-2UV1 | 6SL32105BB222UV1
Siemens 6SL3210-5BB22-2UV1
435.23 435.23 USD
SINAMICS V20 Inverter, 3AC 380-480V, 0.75 kW, Filter C3, IP20
MPN: 6SL3210-5BE17-5CV0 | 6SL32105BE175CV0
Siemens 6SL3210-5BE17-5CV0
386.67 386.67 USD
14.43 14.43 USD
23.99 23.99 USD
13.86 13.86 USD
SIRIUS 3RA19 Wiring (Link) Module for Contactor Assembly, Size S00, AC/DC
MPN: 3RA1921-1DA00 | 3RA19211DA00
Siemens 3RA1921-1DA00
10.80 10.8 USD
212.00 212.0 USD
SIRIUS 3RP15 On-Delay Timing Relay, Multi-Range, 24 V AC/DC / 100-127 V AC, 2 CO, Screw
MPN: 3RP1525-1BQ30 | 3RP15251BQ30
Siemens 3RP1525-1BQ30
176.69 176.69 USD
SIRIUS 3RP25 Timing Relay, On-Delay, 2 CO, 0.05 s-100 h, 12-240 V AC/DC, Screw
MPN: 3RP2525-1BW30 | 3RP25251BW30
Siemens 3RP2525-1BW30
114.97 114.97 USD
SIRIUS 3RR2 Current Monitoring Relay for IO-Link, Size S0, 4-40 A, 24 VDC, Screw, 1 CO
MPN: 3RR2442-1AA40 | 3RR24421AA40
Siemens 3RR2442-1AA40
446.05 446.05 USD
SIRIUS 3RR2 Current Monitoring Relay for IO-Link, Size S2, 8-80 A, 24 VDC, Screw, 1 CO
MPN: 3RR2443-1AA40 | 3RR24431AA40
Siemens 3RR2443-1AA40
621.08 621.08 USD
56.16 56.16 USD
SIRIUS 3RT2 Power Contactor, S0, 38 A, 18.5 kW, 1 NO+1 NC, 24 V DC, Screw
MPN: 3RT2028-1BB40 | 3RT20281BB40
Siemens 3RT2028-1BB40
154.53 154.53 USD
104.06 104.06 USD

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