Westinghouse 1C31222G01 / 5A26458G05 Relay Base Assembly | Replacement, Equivalent & Selection Guide
The Westinghouse 1C31222G01 (5A26458G05) is an industrial-grade Relay Base Assembly designed for use in Westinghouse/Emerson WDPF and OVATION distributed control system (DCS) platforms. This component provides the mechanical and electrical interface for relay modules within process automation and power generation control panels. Konmask.com supplies both genuine OEM units and verified compatible equivalents to support your maintenance, retrofit, and upgrade requirements.
Technical Specifications
- Manufacturer: Westinghouse Electric (now Emerson / Ovation)
- Part Numbers: 1C31222G01 / 5A26458G05
- Type: Relay Base Assembly
- Series: WDPF / Ovation DCS
- Form Factor: DIN-rail / panel-mount base
- Weight: 1,660 g (approx.)
- Condition Available: New OEM, Refurbished, Tested Used
- Shipping: Worldwide — EXW Xiamen, China
Compatible Replacement & Equivalent Models
The following models are functionally compatible or serve as direct drop-in replacements for the 1C31222G01 / 5A26458G05 in most WDPF/Ovation DCS installations. Always verify electrical ratings and connector pinout before substitution.
- Westinghouse 1C31222G02 — next-revision base assembly (verify firmware compatibility)
- Westinghouse 5A26458G06 — updated sub-assembly variant
- Emerson Ovation 1C31197G01 — relay output module base (confirm rack slot type)
- Third-party DIN relay bases rated 250 VAC / 10 A with matching footprint (consult Konmask engineering team for cross-reference)
Why Choose the Original Model
- OEM Precision: Engineered to exact Westinghouse WDPF/Ovation tolerances — no derating or re-engineering required.
- Proven Reliability: Deployed in power generation, petrochemical, and water treatment plants globally for decades.
- Plug-and-Play: Direct replacement with no wiring modification in existing WDPF/Ovation racks.
- Regulatory Compliance: Meets IEC 61131 and applicable UL/CE standards for industrial control equipment.
Typical Applications
- Power plant DCS relay output control loops
- Petrochemical process automation panels
- Water & wastewater treatment control systems
- Pulp & paper mill automation
- Steel and metals manufacturing process control
- Retrofit and life-extension projects for legacy WDPF systems
System Compatibility
- Westinghouse WDPF (Distributed Processing Family) — all generations
- Emerson Ovation DCS — Ovation 1.x / 2.x / 3.x controller racks
- Rack Types: Standard WDPF I/O racks with relay output slots
- Not compatible with: Westinghouse Programmable Controller (PC) series or non-relay I/O slots without adapter
Selection Guide
Use the table below to select the correct part for your application:
- Need exact OEM replacement? → Order 1C31222G01 / 5A26458G05 (this listing)
- Upgrading to newer revision? → Inquire about 1C31222G02 availability
- Budget-sensitive retrofit? → Ask Konmask for tested-used or refurbished stock
- Third-party equivalent needed? → Contact our engineering team with your rack drawing for cross-reference
- Quantity > 5 units? → Request a bulk quotation for volume pricing
Quality Assurance & Sourcing
- All units are inspected and function-tested prior to shipment.
- Genuine OEM units sourced from authorized distributors or decommissioned plant stock with full traceability.
- Refurbished units include cleaning, contact inspection, and 30-day operational warranty.
- Anti-static packaging and shock-resistant export cartons standard on all orders.
- Certificate of conformance (CoC) and test report available on request.
How to Order
- Click Add to Cart or Buy Now for immediate checkout.
- For custom quantities, lead-time inquiries, or bulk pricing — email support@konmask.com or call +0086 19859288691.
- Provide your system model, rack drawing, or existing part number for cross-reference assistance.
- We accept T/T, PayPal, and major credit cards. Export documentation (commercial invoice, packing list, CO) included.
Replacement & Compatibility FAQ
Q: Is 1C31222G01 the same as 5A26458G05?
A: Yes — these are dual part numbers for the same assembly. 1C31222G01 is the Westinghouse catalog number; 5A26458G05 is the sub-assembly drawing number.
Q: Can I use 1C31222G02 as a direct replacement?
A: In most cases yes, but verify the revision change log for your specific WDPF firmware version before substituting.
Q: Do you supply refurbished units?
A: Yes. Refurbished units are available at reduced cost and include a 30-day warranty. Contact us for current stock and pricing.
Q: What is the lead time for new OEM stock?
A: Typically 3–15 business days depending on stock availability. Contact us for real-time inventory status.
Q: Can Konmask help identify a compatible third-party relay base?
A: Yes — send us your rack drawing or system documentation and our engineering team will provide a verified cross-reference.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
