CNC Controllers

Showing 1081 - 1104 of 2142 products

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Product
Article Number (Market Facing Number)	6FC53470AF501BA0 \| 6FC53470AF501BA0
Product Description	**spare part** SINUMERIK operator panel front OP 019-532C Ergoline TCU kit spare part without enclosure without display unit
Product family	Not available
Product Lifecycle (PLM)	PM490:Start of final year of support
Additional Product Information
EAN	Not available
UPC	040892744736
Commodity Code	85389099
LKZ_FDB/ CatalogID	NC61E
Product Group	3512
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	3.483 lb
Package size unit of measure	Inch
Packaging Quantity	1

Siemens 6FC5851-1YG41-4YA0 Siemens

15,087.00 kr

Only 1 unit left

Product
Article Number (Market Facing Number)	6FC58511YG414YA0 \| 6FC58511YG414YA0
Product Description	spare part SINUMERIK 840DE sl CNC software 31-3 export 6 languages: de, en, fr, es, it, zh-CHS software 4.5 SP4 on CF card with license
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	Not available
UPC	887621895181
Commodity Code	85235190
LKZ_FDB/ CatalogID	NC62
Product Group	5706
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 6FC5370-0AA00-3AA1 Siemens

72,981.00 kr

Only 5 units left

Product
Article Number (Market Facing Number)	6FC53700AA003AA1 \| 6FC53700AA003AA1
Product Description	spare part SINUMERIK 802D sl version T/M pro CNC operator panel with NC, PLC, HMI part and drive control for SINAMICS axes/spindles (4/1 or 3/2) including logbook and tool box
Product family	Not available
Product Lifecycle (PLM)	PM500:Discontinued Product or end of PLM & Support
Additional Product Information
EAN	Not available
UPC	887621150730
Commodity Code	85371010
LKZ_FDB/ CatalogID	NC.802D
Product Group	5707
Group Code	R2S1
Country of origin	China
SCIP number	Not available
Delivery information
Net Weight (lb)	12.346 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC3361-0BB Siemens

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Buy the Siemens 6FC3361-0BB - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC3361-0BB is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5250-4AY30-4AH0 Siemens

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Product
Article Number (Market Facing Number)	6FC52504AY304AH0
Product Description	spare part SINUMERIK 840DE CNC software 31-5 export NCU 573.2 on PC card software version 4.4; single license
Product family	Not available
Product Lifecycle (PLM)	PM490:Start of final year of support
Additional Product Information
EAN	Not available
UPC	Not available
Commodity Code	85235190
LKZ_FDB/ CatalogID	NC60E
Product Group	5705
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 6FC5370-8AA30-0AA0 Siemens

0.00 kr

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Buy the Siemens 6FC5370-8AA30-0AA0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5370-8AA30-0AA0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5250-5AX20-2AH0 Siemens

15,148.00 kr

Only 1 unit left

Product
Article Number (Market Facing Number)	6FC52505AX202AH0 \| 6FC52505AX202AH0
Product Description	*spare part* SINUMERIK 840D CNC software NCU 572.2 standard, on PC card Software version 5.2, 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 6FC5800-0AM10-0YB0 Siemens

50,102.00 kr

Only 3 units left

Buy the Siemens 6FC5800-0AM10-0YB0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5800-0AM10-0YB0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5110-0DB02-0AA4 Siemens

40,011.00 kr

Only 4 units left

Product
Article Number (Market Facing Number)	6FC51100DB020AA4 \| 6FC51100DB020AA4
Product Description	**spare part** SINUMERIK 840C/840CE MMC-CPU 486DX4 100 MHz 8 MB RAM with flash drive
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	4025515005971
UPC	887621882426
Commodity Code	85371091
LKZ_FDB/ CatalogID	NC.840CE
Product Group	9302
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	2.447 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC9320-2BC Siemens

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Buy the Siemens 6FC9320-2BC - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC9320-2BC is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5247-0AA17-0 Siemens

13,141.00 kr

Only 3 units left

Buy the Siemens 6FC5247-0AA17-0 Power Supply - an industrial-grade power supply module providing regulated DC output for Siemens automation systems. Features overcurrent protection, high efficiency, wide input voltage range, and DIN-rail mounting. The Siemens 6FC5247-0AA17-0 is a direct replacement for existing installations.

Siemens 6FC5203-0AD10-1AA0-SHIP Siemens

6,634.00 kr

Only 3 units left

Buy the Siemens 6FC5203-0AD10-1AA0-SHIP Control Board - an electronic circuit board providing essential control, signal processing, or interface functions for Siemens systems. This genuine Siemens 6FC5203-0AD10-1AA0-SHIP PCB is a direct replacement for maintaining existing installations.

Siemens 6FC5870-4YC43-0YC3 Siemens

0.00 kr

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Buy the Siemens 6FC5870-4YC43-0YC3 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5870-4YC43-0YC3 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5210-0DA21-0AA1 Siemens

47,082.00 kr

Only 7 units left

Product
Article Number (Market Facing Number)	6FC52100DA210AA1
Product Description	**spare part** SINUMERIK FM NC/810D/DE/840D/DE MMC102 with system software Intel 486DX2-66/ 16 MB RAM on HD 200 MB free for users standard machine tool operation including dialog programming (OS: SINUMERIK 840D BS001)
Product family	Not available
Product Lifecycle (PLM)	PM490:Start of final year of support
Additional Product Information
EAN	Not available
UPC	Not available
Commodity Code	85389091
LKZ_FDB/ CatalogID	NC60E
Product Group	5705
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	5.512 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5303-1AF12-8BW0 Siemens

11,952.00 kr

Only 3 units left

Buy the Siemens 6FC5303-1AF12-8BW0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5303-1AF12-8BW0 is a direct drop-in replacement for existing installations and ships ready for integration.

GE Fanuc A02B-0236-C140 GE Fanuc

28,767.00 kr

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 6FC5203-0AB20-0 Siemens

43,810.00 kr

Only 3 units left

Buy the Siemens 6FC5203-0AB20-0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5203-0AB20-0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC9331-0CA Siemens

6,804.00 kr

Only 1 unit left

Product
Article Number (Market Facing Number)	6FC93310CA
Product Description	ACCESSORIES FOR SINUMERIK P-PCB TEST RECORD
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	NC.Z
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 6FC5851-1XG41-4YA0-Z Siemens

0.00 kr

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Buy the Siemens 6FC5851-1XG41-4YA0-Z - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5851-1XG41-4YA0-Z is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5203-0AC10-1AA0 Siemens

0.00 kr

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Buy the Siemens 6FC5203-0AC10-1AA0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5203-0AC10-1AA0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC9310-1MC00 Siemens

0.00 kr

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Buy the Siemens 6FC9310-1MC00 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC9310-1MC00 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5250-7HY30-2AH0 Siemens

0.00 kr

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Product
Article Number (Market Facing Number)	6FC52507HY302AH0
Product Description	spare part SINUMERIK 840DE CNC software 4-4 grinding on PC card; export software version 7.2; 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 6FC5111-0CB01-0AA0 Siemens

6,541.00 kr

Only 4 units left

Product
Article Number (Market Facing Number)	6FC51110CB010AA0 \| 6FC51110CB010AA0
Product Description	**spare part** SINUMERIK 840C/840CE I/O module in analog 8 I analog +/-10V
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	4025515006145
UPC	887621195502
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)	0.661 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC3881-2JA-Z Siemens

0.00 kr

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Buy the Siemens 6FC3881-2JA-Z - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC3881-2JA-Z 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.