Description
Product Introduction & Engineering Value
Kawasaki 50999-1675R10 is a 1GS-5 PC board assembly used in Kawasaki robot-control equipment. The complete suffix, including R10, should be retained when sourcing a replacement. Industrial spare-parts databases list the part as a discontinued Kawasaki PC board.
There is also evidence linking 50999-1675R10 with the 1HA-62 Kawasaki robotics control-board family in secondary replacement catalogs. Because these cross-references are supplier-derived, the parent controller should still be confirmed before substitution.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Kawasaki |
| Part Number | 50999-1675R10 |
| Alternate Format | 509991675R10 |
| Board Designation | 1GS-5 |
| Product Type | PC board assembly |
| Application | Kawasaki robot control |
| Board Revision | R10 |
| Controller Family | Verify against installed robot controller |
| Processor | Not established from available documentation |
| Memory | Not established from available documentation |
| Input Voltage | Verify from controller documentation |
| Communication Interfaces | Controller-dependent |
| Firmware | System-dependent |
| Lifecycle | Discontinued / legacy |
The strongest available identification is “PC BOARD 1GS-5 ASSEMBLY.” Multiple industrial spare-parts sources use that description, including current listings from Radwell and Ralakde.
I would not publish a voltage, processor specification, memory capacity, connector pinout, or firmware version without Kawasaki documentation for the exact controller configuration.
Field Application & the “Trench” Experience
A legacy Kawasaki robot develops intermittent controller faults. The maintenance team narrows the problem to a control-board assembly and finds 50999-1675R10 / 1GS-5 on the original PCB.
The important part is not simply finding another 1GS-5 board.
Before replacement, the technician should record the R10 revision, connector arrangement, board markings, DIP-switch positions, and parent controller model. If the board contains configuration-dependent hardware, those details can determine whether the replacement actually belongs in the machine.
This is also why buying by the generic description “Kawasaki control board” is risky. The current market contains numerous Kawasaki PC boards with similar physical formats but different designations and functions.
Niche application scenarios
- Legacy Kawasaki robot controller: replacement of a failed 1GS-5 control-board assembly.
- Automated welding cell: restoration of Kawasaki robot control without replacing the complete cabinet.
- Material-handling robot: maintaining an older Kawasaki controller where original boards are no longer manufactured.
- Robot-controller refurbishment: preserving an existing Kawasaki control architecture with tested spare boards.

50999-1675R10

50999-1675R10
Transparency SOP: QA & Testing
For New Surplus or Refurbished 50999-1675R10, use a board-level acceptance procedure:
- Identity verification — Confirm
50999-1675R10and1GS-5. - Revision check — Verify the R10 designation.
- PCB inspection — Examine traces, solder joints, connectors, capacitors, and component condition.
- Connector inspection — Compare all connectors with the original board.
- Configuration recording — Photograph switches, jumpers, and configuration components before removal of the original.
- Controlled power-up — Test only in a compatible Kawasaki controller/test fixture.
- Diagnostic verification — Check controller startup and board-related diagnostics.
- Functional verification — Confirm communication with the appropriate Kawasaki robot/control system.
- QA record — Document the actual test configuration, results, and warranty.
A continuity check is not enough. For a controller PCB, functional testing in the correct architecture provides much better evidence.
The Veteran’s Tech Trap Guide
⚠️ Trap #1 — Dropping the R10 suffix
Do not order simply “Kawasaki 50999-1675.”
The requested item is:
50999-1675R10
The complete number is used by current industrial suppliers and secondary-market listings.
⚠️ Trap #2 — Confusing 1GS-5 with 1HA-62
Some secondary sources cross-reference 50999-1675R10 with 1HA-62, while other sources describe the physical part as a 1GS-5 assembly.
PRO TIP: Treat these as cross-reference information, not automatic proof of interchangeability. Match the actual board marking and parent controller.
⚠️ Trap #3 — Assuming a visually similar Kawasaki PCB is interchangeable
Kawasaki’s legacy controller market contains many similar PC boards with different functions. For example, nearby part numbers include 1GE, 1HP, 1HA, and 1GB boards.
⚠️ Trap #4 — Ignoring lifecycle status
The 50999-1675R10 is listed as discontinued by the manufacturer, so replacement sourcing increasingly depends on surplus, refurbished, or repair inventory.
Dynamic FAQ
What is Kawasaki 50999-1675R10?
It is a Kawasaki 1GS-5 PC board assembly used in Kawasaki robotics control equipment.
What is the 1GS-5 designation?
1GS-5 is the board assembly designation associated with Kawasaki part 50999-1675R10 in current industrial spare-parts references.
Is 50999-1675R10 still manufactured?
Current industrial parts databases list the part as discontinued by the manufacturer.
Is 50999-1675R10 the same as 1HA-62?
Some secondary suppliers list 1HA-62 / 50999-1675R10 together, but another major spare-parts reference identifies 50999-1675R10 as a 1GS-5 assembly.
For a production replacement, I would require confirmation from the installed controller documentation rather than relying on a catalog cross-reference alone.
What should I verify before ordering?
Verify the complete 50999-1675R10 number, 1GS-5 marking, R10 revision, parent Kawasaki controller model, connector arrangement, and configuration settings.
How should New Surplus stock be authenticated?
Request actual-unit photographs showing the complete part number and board designation, plus evidence of functional testing. Be cautious with listings that use only stock photographs; at least one current supplier explicitly states that its product images may not represent the exact unit shipped.
Is refurbished stock available?
Yes. Secondary industrial suppliers currently list 50999-1675R10 as available in surplus/used markets. Radwell, for example, lists the part as available and identifies it as a discontinued Kawasaki PC board.
What warranty should I request?
Ask for a written functional warranty covering the actual board. Warranty periods vary by supplier; for example, one current supplier advertises a two-year warranty on surplus parts and repairs.




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