Description
Product Introduction & Engineering Value
Kawasaki 50999-2976R00 is a legacy Kawasaki robot-control PCB identified with the 1PW-51 board designation. For procurement, the complete 50999-2976R00 number should be matched against the installed board rather than purchasing solely by the 1PW-series designation.
Because public technical documentation for this specific part is limited, electrical ratings, processor details, connector pinouts, and exact controller compatibility should be confirmed from the original Kawasaki documentation or the physical board before installation.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Kawasaki |
| Part Number | 50999-2976R00 |
| Board Designation | 1PW-51 |
| Product Type | Robot controller PCB |
| Board Revision | R00 |
| Application | Kawasaki robot control |
| System Function | Controller-specific |
| Processor | Not publicly verified |
| Memory | Not publicly verified |
| I/O Configuration | Not publicly verified |
| Input Voltage | Verify from applicable controller |
| Communication Interfaces | Verify from controller documentation |
| Firmware | System-dependent |
| Connector Pinout | Verify against actual board |
| Lifecycle | Legacy / secondary-market spare |
Procurement note
Do not publish unverified electrical specifications for 50999-2976R00. The part number establishes the board identity, but it does not by itself establish the board’s supply voltage, processor, memory, I/O count, or communications protocol.
Field Application & the “Trench” Experience
A legacy Kawasaki robot develops a controller fault, and maintenance identifies the installed PCB as 50999-2976R00 / 1PW-51.
The first replacement board arrives looking nearly identical.
That is not enough.
Before installation, compare the complete part number, revision marking, connector layout, switches, jumpers, memory devices, and secondary PCB labels. Legacy Kawasaki controller boards can have visually similar assemblies with different electrical or firmware requirements.
Niche application scenarios
- Legacy Kawasaki robot controller: replacement of a failed 1PW-series PCB.
- Automated assembly cell: restoration of controller electronics without replacing the complete cabinet.
- Robot maintenance spare inventory: stocking a tested board for an obsolete controller.
- Controller refurbishment: board-level repair of older Kawasaki robotic equipment.
50999-2976R00
Transparency SOP: QA & Testing
For New Surplus or Refurbished 50999-2976R00, use the following acceptance process:
- Identity check — Verify
50999-2976R00. - Board check — Confirm
1PW-51. - Revision check — Confirm R00.
- Visual inspection — Check PCB traces, connectors, solder joints, capacitors, and component condition.
- Configuration comparison — Photograph switches, jumpers, memory devices, and all labels.
- Controlled power test — Apply power only in the correct Kawasaki controller/test fixture.
- Startup verification — Confirm normal controller initialization.
- Diagnostic check — Check for board-related controller alarms.
- Functional test — Verify the actual control functions supported by the board.
- QA documentation — Record test results against the actual board serial/identification.
A simple power-on test should not be described as a full functional test.
The Veteran’s Tech Trap Guide
⚠️ Trap #1 — Buying by 1PW-51 alone
The purchase specification should read:
Kawasaki 50999-2976R00 — 1PW-51
Do not rely only on the board designation.
PRO TIP: Require a photograph of the actual PCB label before approving the purchase.
⚠️ Trap #2 — Losing the R00 suffix
The R00 revision belongs in the procurement record. If a supplier offers a different revision, ask for documented compatibility rather than assuming it is a drop-in replacement.
⚠️ Trap #3 — Guessing electrical specifications
Do not assume voltage, current, processor architecture, memory, or communication interfaces from another Kawasaki 1PW-series board.
⚠️ Trap #4 — Ignoring configuration hardware
Before removing the original board, photograph all switches, jumpers, memory modules, connectors, and daughterboards. This information can be critical when commissioning a replacement.
Dynamic FAQ
What is Kawasaki 50999-2976R00?
It is a Kawasaki 1PW-51 robot controller PCB/control board, identified by the complete part number 50999-2976R00.
What does 1PW-51 mean?
1PW-51 is the board designation associated with 50999-2976R00. The complete Kawasaki part number remains the preferred identifier for procurement.
Is 50999-2976R00 a CPU board?
The available public information is not sufficient to establish that classification with confidence. It should be identified from the controller documentation or actual PCB markings before being described specifically as a CPU, I/O, servo, or communication board.
What controller does it fit?
Exact controller compatibility should be verified from the Kawasaki controller model and original electrical documentation. The part number alone is not sufficient evidence for a universal controller compatibility claim.
Can another 1PW-series board replace it?
Not automatically. Match the complete part number, revision, connector arrangement, configuration hardware, firmware requirements, and parent controller.
How should New Surplus stock be authenticated?
Ask for actual-unit photographs showing 50999-2976R00, the 1PW-51 marking, revision information, PCB condition, and connector layout. Also request confirmation that the board is unused rather than previously installed.
What should a refurbished unit include?
At minimum, request documented PCB inspection, controlled power-up, controller initialization testing, functional testing where possible, and a written warranty.
Does the supplier warranty equal an OEM warranty?
No. A secondary-market warranty is the supplier’s warranty. Obtain the coverage period and failure conditions in writing before purchasing a production-critical spare.
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