CNC Controllers

Showing 1753 - 1776 of 2142 products

16,139.00 kr

Only 6 units left

Product
Article Number (Market Facing Number)	6FC51470AA140AA2 \| 6FC51470AA140AA2
Product Description	**spare part** SINUMERIK 840C/840CE power supply 115-230 V AC for 19" flat operator panel with 10.4" or 9.5" display
Product family	Not available
Product Lifecycle (PLM)	PM490:Start of final year of support
Additional Product Information
EAN	4025515006299
UPC	Not available
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)	1.984 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5357-0BB33-0AE0 Siemens

70,353.00 kr

Only 9 units left

Product
Article Number (Market Facing Number)	6FC53570BB330AE0
Product Description	spare part SINUMERIK 840D/DE NCU 573.2 32 MB D-RAM without system software memory: NC 1.5 MB, PLC 64 KB PROFIBUS DP prepared
Product family	Not available
Product Lifecycle (PLM)	PM490:Start of final year of support
Additional Product Information
EAN	4025515018308
UPC	Not available
Commodity Code	85371010
LKZ_FDB/ CatalogID	NC60E
Product Group	5705
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	3.307 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5357-0BA24-0AE0 Siemens

32,755.00 kr

Only 3 units left

Buy the Siemens 6FC5357-0BA24-0AE0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5357-0BA24-0AE0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC4401-0BT20 Siemens

0.00 kr

Sold Out

Product
Article Number (Market Facing Number)	6FC44010BT20
Product Description	Not available
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.840
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 6FC5210-0DF31-2AB0 Siemens

53,291.00 kr

In stock, 15 units

Product
Article Number (Market Facing Number)	6FC52100DF312AB0 \| 6FC52100DF312AB0
Product Description	**spare part** SINUMERIK PCU 50.3B-C electronic control unit CM370; 1.5 GHz; 1x 512 MB RAM 24 V DC; Windows XP Professional for embedded systems (Windows XP Professional for Embedded Systems)
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	Not available
UPC	887621150280
Commodity Code	85371010
LKZ_FDB/ CatalogID	NC61
Product Group	3512
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	13.228 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5250-5BY30-3AH0 Siemens

5,101.00 kr

Only 2 units left

Product
Article Number (Market Facing Number)	6FC52505BY303AH0
Product Description	spare part SINUMERIK 840DE CNC software 12-5 on PC card; export Software version 5.3; 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)	0.132 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5110-0DB03-0AA3 Siemens

16,375.00 kr

Only 4 units left

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

Siemens 6FC5303-1AF12-8CW0 Siemens

48,466.00 kr

Only 5 units left

Buy the Siemens 6FC5303-1AF12-8CW0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5303-1AF12-8CW0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5100-0AB01-0AA1 Siemens

9,955.00 kr

Only 4 units left

Product
Article Number (Market Facing Number)	6FC51000AB010AA1
Product Description	SINUMERIK 840C/840CE CENTRAL CONTROLLER 2, 18 SLOTS, WITH PS, CSB, PLC CPU 135WD
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	85389099
LKZ_FDB/ CatalogID	NC.840CE
Product Group	9302
Group Code	R211
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	23.589 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC3981-7FD Siemens

0.00 kr

Sold Out

Buy the Siemens 6FC3981-7FD - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC3981-7FD is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC53705AA400AA0 Siemens

12,356.00 kr

In stock, 11 units

Product
Article Number (Market Facing Number)	6FC53705AA400AA0 \| 6FC53705AA400AA0
Product Description	SINUMERIK 828D NUMERICAL CONTROL CNC-HARDWARE PPU 271.4 HORIZONTAL
Product family	Not available
Product Lifecycle (PLM)	PM400:Announcement of product phase-out
Additional Product Information
EAN	Not available
UPC	804766788574
Commodity Code	85371010
LKZ_FDB/ CatalogID	NC82
Product Group	3510
Group Code	R211
Country of origin	China
SCIP number	Not available
Delivery information
Net Weight (lb)	9.921 lb
Package size unit of measure	Inch
Packaging Quantity	1

Siemens 6FC5110-0BB02-0AA0 Siemens

0.00 kr

Sold Out

Product
Article Number (Market Facing Number)	6FC51100BB020AA0
Product Description	SINUMERIK 840C / 840CE NC CPU 486DX
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.840CE
Product Group	Not available
Group Code	R211
Country of origin	Not available
SCIP number	Not available
Delivery information
Net Weight (lb)	0.882 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5303-1AF12-8BD0 Siemens

42,736.00 kr

Only 3 units left

Product
Article Number (Market Facing Number)	6FC53031AF128BD0 \| 6FC53031AF128BD0
Product Description	SINUMERIK Push Button Panel MPP 483 IEH-S27 Connection Industrial Ethernet with connection for HT 8 Customer-specific variant based on 6FC5303-1AF10-8AA0
Product family	Not available
Product Lifecycle (PLM)	PM400:Announcement of product phase-out
Additional Product Information
EAN	Not available
UPC	887621150648
Commodity Code	85371098
LKZ_FDB/ CatalogID	NC61
Product Group	X0HI
Group Code	R211
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	6.614 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5203-0AD28-5AA0 Siemens

18,379.00 kr

Only 3 units left

Buy the Siemens 6FC5203-0AD28-5AA0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5203-0AD28-5AA0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5250-4BX10-4AH0 Siemens

0.00 kr

Sold Out

Product
Article Number (Market Facing Number)	6FC52504BX104AH0
Product Description	spare part SINUMERIK 840DE CNC software 6-5 for NCU 571.2/571.3 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	4025515017523
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 6FC5247-0AA00-0AA3 Siemens

14,685.00 kr

In stock, 16 units

Product
Article Number (Market Facing Number)	6FC52470AA000AA3 \| 6FC52470AA000AA3
Product Description	spare part SINUMERIK 840D/DE enclosure for electronic control NCU box for recording the NCU 561.2/.3/.4/.5 NCU 571/571.2/.3/.4/.5 NCU 572/572.2/.3/.4/.5 NCU 573.2/.3/.4/.5 incl. power supply unit, battery and fan
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	4025515019879
UPC	Not available
Commodity Code	85389099
LKZ_FDB/ CatalogID	NC60E
Product Group	5705
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	8.466 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC9344-2SY00-1AC0 Siemens

0.00 kr

Sold Out

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

Siemens 6FC5210-0DF33-2AB0 Siemens

48,233.00 kr

Only 10 units left

Product
Article Number (Market Facing Number)	6FC52100DF332AB0 \| 6FC52100DF332AB0
Product Description	**spare part** SINUMERIK PCU 50.3B-P electronic control unit PM760; 2.0 GHz, 1024 MB RAM; 24 V DC; Windows XP Professional for embedded systems (Windows XP Professional for Embedded Systems)
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	Not available
UPC	887621150297
Commodity Code	85371010
LKZ_FDB/ CatalogID	NC61
Product Group	3512
Group Code	R2S1
Country of origin	Germany
SCIP number	04bae23c-2416-42ca-9f66-03e6ea989c90
Delivery information
Net Weight (lb)	13.228 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5235-0AA05-1AA2 Siemens

8,590.00 kr

Only 3 units left

Product
Article Number (Market Facing Number)	6FC52350AA051AA2 \| 6FC52350AA051AA2
Product Description	**spare part** SINUMERIK 3.5" floppy disk drive; USB; incl. cable L=1 m
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	4025515019862
UPC	Not available
Commodity Code	84717030
LKZ_FDB/ CatalogID	NC60E
Product Group	5705
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	0.882 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5247-0AA40-0AA0 Siemens

0.00 kr

Sold Out

Buy the Siemens 6FC5247-0AA40-0AA0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5247-0AA40-0AA0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC5250-7BX30-4AH0 Siemens

0.00 kr

Sold Out

Product
Article Number (Market Facing Number)	6FC52507BX304AH0 \| 6FC52507BX304AH0
Product Description	*spare part* SINUMERIK 840D CNC software 12-5 on PC card, standard software version 7.4; single license
Product family	Not available
Product Lifecycle (PLM)	PM410:Product cancellation
Additional Product Information
EAN	Not available
UPC	040892739473
Commodity Code	85235190
LKZ_FDB/ CatalogID	NC60
Product Group	5705
Group Code	R2S1
Country of origin	Germany
SCIP number	Not available
Delivery information
Net Weight (lb)	0.110 lb
Package size unit of measure	Not available
Packaging Quantity	1

Siemens 6FC5203-0A05-0AB0 Siemens

67,945.00 kr

Only 3 units left

Buy the Siemens 6FC5203-0A05-0AB0 - a genuine Siemens industrial automation component engineered for reliable performance in demanding manufacturing and process control environments. The Siemens 6FC5203-0A05-0AB0 is a direct drop-in replacement for existing installations and ships ready for integration.

Siemens 6FC9331-0JA Siemens

5,665.00 kr

Only 3 units left

Buy the Siemens 6FC9331-0JA PLC Module - a programmable logic controller component from Siemens's industrial automation platform. Provides reliable process control, I/O interfacing, and communication capabilities for manufacturing and process systems. The Siemens 6FC9331-0JA is a direct drop-in replacement for existing PLC installations.

Siemens 6FC5850-1YG20-6YA0 Siemens

21,267.00 kr

Only 1 unit left

Product
Article Number (Market Facing Number)	6FC58501YG206YA0 \| 6FC58501YG206YA0
Product Description	spare part SINUMERIK 840DE sl CNC software 6-3 export with SINUMERIK Operate 6 languages: de, en, fr, es, it, zh-CHS software 2.6 HF6 on CF card with license the certification according to IEC 61508 has been requested, but is not yet available
Product family	Not available
Product Lifecycle (PLM)	PM490:Start of final year of support
Additional Product Information
EAN	Not available
UPC	040892750201
Commodity Code	85235190
LKZ_FDB/ CatalogID	NC61E
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

Previous Page 74 / 90Next

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.