WESTINGHOUSE 4256A88G01 4256A88G04 PLC Controller – Ovation Series
Westinghouse 4256A88G01 4256A88G04 is listed for OVATION RFQ review. Confirm quantity, condition and destination before quotation.
Model: 5X00119G01
Product Overview
Commercial availability is handled through direct RFQ, model verification and export-oriented follow-up rather than public cart checkout.
Datasheet Preview
Use attached product manuals when available. If the manual is not public yet, request the full file directly through RFQ.
Commercial Path
Product pages on DRIVEKNMS are designed to verify model, brand and series first, then move the buyer into one clean quotation path.
Technical Dossier
DriveKNMS maintains verified inventory of the 5X00119G01 for facilities that have chosen to protect their automation assets rather than replace them prematurely. This is a deliberate, financially sound strategy — and we support it with traceable, tested hardware.
RFQ support for obsolete parts: Send the model number, required quantity and destination so DriveKNMS can confirm sourcing options before quotation.
| Attribute | Detail |
|---|---|
| Part Number | 5X00119G01 |
| Manufacturer | Emerson Electric Co. |
| Series / Platform | Ovation DCS |
| Module Type | RTD (Resistance Temperature Detector) Input Module |
| Product Status | Discontinued / Obsolete – No longer manufactured |
| Country of Origin | United States |
| Typical System Compatibility | Emerson Ovation 1.x / 2.x / 3.x control networks |
| Condition Available | New surplus; Refurbished (QA-certified) |
Note: Electrical parameters such as input range, channel count, and power draw are not published here to avoid inaccuracy. Please contact us for the full datasheet and configuration details specific to your system revision.
Emerson formally discontinued the Ovation legacy I/O series as the platform transitioned toward newer controller architectures. For facilities still operating first- and second-generation Ovation systems — common in coal, gas, hydro, and municipal water plants commissioned in the 1990s and 2000s — this creates a structural supply problem. The 5X00119G01 is not interchangeable with current-generation Ovation I/O without firmware and configuration changes that require Emerson field engineering involvement.
The practical consequence: when this module fails, a facility faces three options. First, source a compatible spare from the secondary market — the fastest and lowest-cost path. Second, engage Emerson for a migration project — typically 12–36 months of planning, procurement, and commissioning. Third, operate with degraded temperature monitoring — an unacceptable risk in regulated or safety-critical processes.
Facilities that have built a strategic inventory of 5X00119G01 units have documented system life extensions of 7–12 years beyond the original OEM support window. The cost of that inventory is a fraction of a single engineering change order. This is asset protection, not deferred maintenance.
Sourcing discontinued I/O modules from the secondary market carries real risk if the supplier does not apply structured quality controls. DriveKNMS applies a 5-step inspection protocol to every 5X00119G01 before dispatch review:
Each unit ships with an inspection record. Condition grade (New Surplus or Refurbished) is declared on the invoice.
Should I buy more than one unit?
For any facility running an Ovation system with no current migration plan, holding a minimum of two 5X00119G01 units is a defensible maintenance strategy. Secondary market availability of obsolete Ovation I/O is declining year over year. Units available today may not be available in 18 months.
Can you source other Ovation I/O modules?
Yes. DriveKNMS specializes in the full range of legacy Emerson Ovation I/O, controller, and communication modules. Contact us with your complete BOM for a consolidated quote.
Continue The Model Path
Move from this exact model into the matching system hub, brand archive, model-family archive or lifecycle sourcing route before sending a final RFQ list.