CNC Controllers

Showing 1417 - 1440 of 2142 products

€1.504,95

Only 4 units left

Buy the FANUC A02B-0281-D500 - a genuine FANUC industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The FANUC A02B-0281-D500 is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc A02B-0120-C051 GE Fanuc

€2.302,95

Only 9 units left

Buy the FANUC A02B-0120-C051 - a genuine FANUC industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The FANUC A02B-0120-C051 is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc A02B-0236-D531 GE Fanuc

€1.641,95

Only 3 units left

Buy the FANUC A02B-0236-D531 - a genuine FANUC industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The FANUC A02B-0236-D531 is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc A02B-0236-K852 GE Fanuc

€0,00

Sold Out

PLC Direct is not an authorized distributor. We are a curated marketplace that connects our vetted vendors with buyers. All stock levels are updated daily and products are drop-shipped directly from our vendors.

Fanuc Drives - A02B-0236-K852

GE Fanuc A02B-0207-C030 GE Fanuc

€1.094,95

Only 1 unit left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

GE Fanuc A02B-0200-B501 GE Fanuc

€6.930,95

Only 1 unit left

BRAND NEW CONDITION, GUARANTEED.

GE Fanuc A02B-0236-D841 GE Fanuc

€2.393,95

Only 4 units left

Buy the FANUC A02B-0236-D841 - a genuine FANUC industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The FANUC A02B-0236-D841 is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc A02B-0327-B601 GE Fanuc

€0,00

Sold Out

Buy the FANUC A02B-0327-B601 - a genuine FANUC industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The FANUC A02B-0327-B601 is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc A02B-0303-C234 GE Fanuc

€1.956,95

Only 3 units left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

GE Fanuc A02B-0162-C092 GE Fanuc

€2.832,95

Only 1 unit left

PLC Direct is not an authorized distributor. We offer a broad range of in-stock products with minimal lead time.

Siemens 6FC5411-0AA00-0AA00 Siemens

€0,00

Sold Out

Buy the Siemens 6FC5411-0AA00-0AA00 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5411-0AA00-0AA00 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5203-0AD10-0AA0 Siemens

€1.553,95

In stock, 19 units

Product
Article Number (Market Facing Number)	6FC52030AD100AA0 \| 6FC52030AD100AA0
Product Description	**spare part** SINUMERIK FM NC/810D/DE/840D/DE 19" machine control panel for milling and turning machines standard/US layout
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	4025515019299
UPC	662643043976
Commodity Code	85371098
LKZ_FDB/ CatalogID	NC60E
Product Group	5705
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	2.866 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5303-1AF00-0AP0 Siemens

€1.299,95

Only 3 units left

Buy the Siemens 6FC5303-1AF00-0AP0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5303-1AF00-0AP0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5250-6AY30-2AH0 Siemens

€0,00

Sold Out

Product
Article Number (Market Facing Number)	6FC52506AY302AH0 \| 6FC52506AY302AH0
Product Description	spare part SINUMERIK 840DE CNC software 31-5 on PC card; export Software version 6.2; single license
Product family	Not available
Product Lifecycle (PLM)	PM500:Discontinued Product or end of PLM & Support
Additional Product Information
EAN	Not available
UPC	Not available
Commodity Code	85235190
LKZ_FDB/ CatalogID	NC60E
Product Group	9302
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	0.220 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5247-0AA17-0AA0 Siemens

€739,95

Only 4 units left

Product
Article Number (Market Facing Number)	6FC52470AA170AA0
Product Description	SINUMERIK FM-NC/810D/DE/840D/DE POWER SUPPLY UNIT 24 V DC FOR OP031 WITH MMC 100/101/102 AND FOR 19" SLIMLINE OPERATOR PANEL 9.5" FLATSCREEN MONOCHR./COLOR
Product family	Not available
Product Lifecycle (PLM)	PM500:Discontinued Product or end of PLM & Support
Additional Product Information
EAN	Not available
UPC	Not available
Commodity Code	Not available
LKZ_FDB/ CatalogID	NC60E
Product Group	Not available
Group Code	R211
Country of origin	Not available
SCIP number	Not available
Delivery information
Net Weight (lb)	Not available
Package size unit of measure	Not available
Packaging Quantity	Not available

Siemens 6FC5263-3PY50-2AG0 Siemens

€0,00

Sold Out

Product
Article Number (Market Facing Number)	6FC52633PY502AG0 \| 6FC52633PY502AG0
Product Description	**spare part** SINUMERIK TRANSLINE 2000 HMI pro RT V.3.2 Runtime software single license
Product family	Not available
Product Lifecycle (PLM)	PM500:Discontinued Product or end of PLM & Support
Additional Product Information
EAN	Not available
UPC	040892742169
Commodity Code	85234920
LKZ_FDB/ CatalogID	NC60E
Product Group	9302
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	0.066 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5203-0AD12-0AA2 Siemens

€0,00

Sold Out

Buy the Siemens 6FC5203-0AD12-0AA2 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5203-0AD12-0AA2 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5112-0EA01-0AA0 Siemens

€1.339,95

Only 2 units left

Product
Article Number (Market Facing Number)	6FC51120EA010AA0 \| 6FC51120EA010AA0
Product Description	**spare part** SINUMERIK 840C/840CE bus link CP 231A connection to SIMATIC NET H1 without system software
Product family	Not available
Product Lifecycle (PLM)	PM490:Start of final year of support
Additional Product Information
EAN	Not available
UPC	804766094729
Commodity Code	85389091
LKZ_FDB/ CatalogID	NC.840CE
Product Group	9302
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	1.213 lb
Package size unit of measure	Not available
Packaging Quantity	1

GE Fanuc A02B-0311-K006 GE Fanuc

€0,00

Sold Out

BRAND NEW CONDITION, GUARANTEED.

Siemens 6FC5371-0AA30-0AB0 Siemens

€6.943,95

In stock, 17 units

SINUMERIK FM-NC/810/840D/DE TRANSMIT AND PERIPHERAL SURFACE TRANSFORMATION DELIVERY OF A LICENSE LABEL

Siemens 6FC5248-0AF20-0AA0 Siemens

€0,00

Sold Out

Product
Article Number (Market Facing Number)	6FC52480AF200AA0 \| 6FC52480AF200AA0
Product Description	**spare part** SINUMERIK 810D/840D mounting bracket (flat) for PCU with or without video link transmitter in control cabinet 1 set=2 units
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	Not available
UPC	662643044249
Commodity Code	85389099
LKZ_FDB/ CatalogID	NC62
Product Group	3512
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	2.141 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5357-0BB15-0AB0 Siemens

€7.901,95

Only 6 units left

Product
Article Number (Market Facing Number)	6FC53570BB150AB0 \| 6FC53570BB150AB0
Product Description	spare part SINUMERIK 840D/DE CNC hardware NCU 571.5B, 900 MHz, 128 MB without system software memory: NC 3 MB, PLC 128 KB PROFIBUS DP prepared
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	4042948660140
UPC	804766711008
Commodity Code	85371010
LKZ_FDB/ CatalogID	NC60E
Product Group	5705
Group Code	R2S1
Country of origin	Germany
SCIP number	63fd0cc5-7cad-4409-bc4f-45653c5efd61
Delivery information
Net Weight (lb)	2.425 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5303-0AF50-3EA0 Siemens

€1.762,95

Only 3 units left

Buy the Siemens 6FC5303-0AF50-3EA0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5303-0AF50-3EA0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5203-0AD28-4BA0 Siemens

€0,00

Sold Out

Buy the Siemens 6FC5203-0AD28-4BA0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5203-0AD28-4BA0 is a direct drop-in replacement for existing installations and ships ready for integration.

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CNC controllers are the central hardware units that govern all axis motion, PLC sequencing, and operator interaction for CNC machine tools, and the failure of a controller can bring an entire machining operation to a standstill. Sourcing a compatible replacement CNC controller for an installed system requires matching not only the brand and model but also the specific generation, axis configuration, and communication architecture. PLC Direct supplies surplus sealed, refurbished, and used CNC controllers for installed Siemens SINUMERIK and Fanuc CNC machining systems.

Where Are CNC Controllers Used in Industrial Environments?

CNC controllers are used wherever machine tools require numerically controlled, multi-axis motion for cutting, forming, or finishing operations, from standalone turning centers to large multi-axis machining cells. Machine tool controllers from Siemens SINUMERIK and Fanuc CNC Series platforms are found across a wide range of metalworking and precision manufacturing environments. Facilities and operations that depend on CNC controllers include:

Metal cutting and machining centers using SINUMERIK CNC controls or Fanuc CNC systems to govern coordinated multi-axis milling, turning, drilling, and grinding operations.

Automotive manufacturing plants running high-volume CNC machining lines where replacement machine tool controllers must match the installed platform generation.

Aerospace fabrication operations dependent on tight-tolerance CNC machining, where CNC controller continuity is critical to maintaining process specifications.

Tool and die shops maintaining older SINUMERIK 828D or Fanuc Series 0i installations, where controller replacement is the only alternative to full machine decommissioning.

Industrial production facilities managing multi-brand CNC fleets requiring replacement CNC controls across both Siemens and Fanuc platforms within the same operation.

When a CNC controller fails in a production environment, the priority is sourcing a compatible replacement that restores the machine to its original operating specification.

Which Brands of CNC Controllers Does PLC Direct Stock?

PLC Direct carries CNC controllers across Siemens and Fanuc platforms, covering current-generation and legacy machine tool controllers for installed CNC machining systems.

Siemens SINUMERIK 840D sl CNC Controls: Siemens SINUMERIK 840D sl CNC controllers, including NCU 710, NCU 720, and NCU 730 configurations, are stocked for replacement in installed SINUMERIK 840D sl machining systems across manufacturing and fabrication environments.

Siemens SINUMERIK 828D CNC Controls: The SINUMERIK 828D is a compact panel-based CNC controller designed for turning and milling applications, and hardware for installed 828D systems is available for replacement and lifecycle support.

Siemens SINUMERIK ONE CNC Controls: SINUMERIK ONE NCU hardware is available for replacement in current-generation Siemens CNC machining environments requiring controller-level maintenance.

Fanuc Series CNC Controls: Fanuc CNC controllers, including Series 0i, 30i, 31i, and 35i machine tool controllers, are stocked for replacement and maintenance in installed Fanuc CNC milling, turning, grinding, and multi-axis machining systems.

All CNC controllers listed above are available as surplus sealed, refurbished, or used, providing condition-grade options to match both budget and application requirements.

What Should You Know Before Ordering CNC Controllers?

Hardware condition options: CNC controllers from PLC Direct are supplied as surplus sealed, refurbished, or used. Surplus sealed units are factory-sealed and undeployed; refurbished units have been tested and restored to operational condition; used controllers are pulled from service and sold as-is under the standard PLC Direct warranty.

Compatibility and part identification: CNC controllers are generation-specific and axis-configuration-specific. For Siemens SINUMERIK hardware, confirm the exact generation (SINUMERIK 828D, 840D sl, or SINUMERIK ONE), the NCU variant, and the PLC integration type before ordering, as these are not interchangeable across generations. For Fanuc CNC controls, confirm the Series generation (0i, 30i, 31i, or 35i) and the axis count. In both cases, the part number from the installed controller is the most reliable reference for sourcing a compatible replacement.

Warranty: All CNC controllers purchased from PLC Direct carry a standard 1-year PLC Direct warranty covering defects and functionality, applicable to surplus sealed, refurbished, and used products.

PLC Direct supplies CNC controllers for replacement and maintenance purposes and does not provide system design, programming, or integration services.

Frequently Asked Questions

PLC Direct stocks CNC controllers for installed Siemens SINUMERIK and Fanuc CNC systems, including SINUMERIK 828D, 840D sl, and SINUMERIK ONE machine tool controllers, and Fanuc Series 0i, 30i, 31i, and 35i CNC controls. Hardware is available as surplus sealed, refurbished, or used to support replacement and lifecycle maintenance of installed CNC machining systems.

Confirm the CNC controller brand and generation from the installed unit, for example, Siemens SINUMERIK 840D sl NCU 720 or Fanuc Series 30i, and locate the part number from the controller housing or documentation. Search by part number on plc-direct.com or contact PLC Direct directly to confirm availability of the specific machine tool controller needed.

No. Fanuc Series CNC generations (0i, 30i, 31i, 35i) differ in axis capacity, processing architecture, and I/O configuration. A replacement Fanuc CNC controller must match the installed Series generation and axis count to restore the machine to its original specification. Always confirm the exact Series designation and part number before ordering.

The SINUMERIK 828D is a compact, panel-integrated CNC controller designed for standard turning and milling machines, with the control hardware integrated into the operator panel. The SINUMERIK 840D sl is a modular, high-performance platform based on separate NCU and operator panel hardware, suited to complex multi-axis machining, grinding, and high-speed cutting applications. The two generations are architecturally distinct, and replacement hardware is not interchangeable between them.

All CNC controllers purchased from PLC Direct are covered by a 1-year PLC Direct warranty applicable to surplus sealed, refurbished, and used products, covering defects and functionality. PLC Direct does not offer programming, configuration, or integration services.