ABB SPAJ140C Over-current & Earth-fault Relay – SPAJ 140 Series

Technical Dossier

Product Details And Specifications

ABB SPAJ140C Over-current & Earth-fault Relay: Supply Continuity Strategy for Discontinued Industrial Protection Equipment

The ABB SPAJ140C is a combined over-current and earth-fault protection relay from ABB's SPAJ 140 series, widely deployed in medium-voltage switchgear, industrial power distribution panels, and utility substation feeders across the oil & gas, steel & metallurgy, petrochemical, and power generation sectors. ABB has discontinued this model as part of its migration toward the REF series digital protection platform. For procurement managers operating aging infrastructure, this creates a concrete supply risk: OEM channels are closed, lead times from grey-market sources are unpredictable, and counterfeit units circulate in secondary markets.

DriveKNMS maintains verified legacy stock of the SPAJ140C sourced through authorized distribution channels and decommissioned-plant buybacks. Every unit undergoes functional verification before dispatch. This page is designed to give your procurement team the technical and commercial data needed to make a defensible purchasing decision — without surprises at goods receipt.

Procurement Specifications

Cost Optimization & TCO Analysis

Replacing a SPAJ140C with a modern ABB REF615 or equivalent digital relay requires panel re-engineering, new wiring schematics, updated protection coordination studies, and re-commissioning — a project that typically costs USD 8,000–25,000 per feeder bay when engineering, downtime, and testing are factored in. For facilities with 10–50 affected bays, the capital case for sourcing genuine legacy spares is straightforward.

Spare parts turnover rate: Protection relays in continuous service typically have a mean time between failures (MTBF) of 15–25 years. However, procurement managers in asset-intensive industries should maintain a minimum 1:10 spare-to-installed ratio for discontinued models to avoid single-point-of-failure exposure. A SPAJ140C unit sourced today at market price represents a fraction of one hour of unplanned production downtime in most industrial facilities.

Total Cost of Ownership (TCO) comparison:

• Option A — Source legacy spare (SPAJ140C): Unit cost + freight + incoming inspection. No engineering change. No re-commissioning. Downtime risk: near-zero if spare is on-shelf.
• Option B — Upgrade to modern relay: Hardware + engineering + wiring + testing + commissioning + updated documentation. Downtime window: 8–48 hours per bay. Justified only when a full panel refurbishment is already planned.

For maintenance-driven replacements outside a planned CAPEX cycle, Option A delivers a TCO advantage of 10:1 or greater. DriveKNMS pricing is structured to support bulk spare-parts budgets, with volume discounts available for orders of 3+ units.

Quality Compliance & Logistics

Every SPAJ140C unit shipped by DriveKNMS is accompanied by a functional test report and traceable sourcing documentation. We do not sell units of unknown provenance or units that have been repaired without OEM-equivalent procedures.

• Warranty: 12 months from dispatch date, covering functional failure under normal operating conditions.
• Export documentation: Full commercial invoice, packing list, and certificate of origin issued for all international shipments. HS Code 8536.49 (protection relays) applied for customs clearance.
• Payment: T/T (bank transfer), PayPal, Western Union, and LC accepted. Multi-currency invoicing available (USD, EUR, CNY, HKD).
• Logistics: DHL Express, FedEx International Priority, and UPS available. Typical transit: 3–5 days to Europe/Americas, 2–4 days to Southeast Asia and Middle East.
• Packaging: Anti-static foam insert, original-style carton where available, humidity indicator card included.

Why Procurement Managers Choose DriveKNMS

Sourcing discontinued ABB protection relays from the open market carries three primary risks: counterfeit units, undisclosed repair history, and no recourse on failure. DriveKNMS addresses each directly.

• Sourcing network: We maintain relationships with decommissioning contractors, authorized distributors, and OEM-adjacent warehouses across Europe and Asia. When a model is not in our immediate stock, our average locate-and-confirm time is 5–10 business days.
• Part number verification: Our technical team cross-references firmware version, hardware revision, and nameplate data against ABB's published documentation before any unit is offered for sale. Mismatched or suspect units are quarantined.
• Financial compliance: We issue VAT-compliant invoices, support purchase order workflows, and can provide supplier qualification documentation (business license, bank reference, quality policy) for your vendor onboarding process.
• Substitution guidance: If SPAJ140C stock is exhausted, we provide a written compatibility assessment for alternative models (e.g., SPAJ141C, SPAJ142C, or REF615 with engineering note) so your engineering team can make an informed decision — not a forced one.

FAQ

Q: Is the SPAJ140C still manufactured by ABB?
A: No. ABB discontinued the SPAJ 140 series. Units available through DriveKNMS are genuine legacy stock or tested used units with documented service history.

Q: What payment terms are available?
A: Standard terms are 100% T/T in advance for first-time orders. For established customers or orders above USD 5,000, 30% deposit / 70% before shipment terms are negotiable. LC at sight is accepted for orders above USD 10,000.

Q: What is your warranty policy?
A: 12 months from dispatch. If a unit fails under normal operating conditions within the warranty period, we will replace it or issue a full refund. Return shipping costs are shared equally.

Q: Do you offer volume discounts?
A: Yes. Orders of 3–5 units receive a 5% discount; 6–10 units receive 8%; 10+ units are priced on application. Contact us with your full BOM for a consolidated quote.

Q: Can you provide a certificate of conformity or test report?
A: Yes. A functional test report is issued for every unit. Third-party inspection (SGS, Bureau Veritas) can be arranged at buyer's cost for orders above USD 3,000.

Q: What if the unit fails on arrival?
A: DOA (Dead on Arrival) claims must be submitted within 5 business days of receipt with photographic evidence. We will arrange replacement or refund within 10 business days.