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Sources Sought for Sel387l Tender in USA - 145533643

The DEPT OF DEFENSE | DEPT OF THE NAVY has issued a Tender notice for the procurement of a Sources Sought for Sel387l in the USA. This Tender notice was published on 20 Jul 2026 and is scheduled to close on 30 Jul 2026, with an estimated Tender value of Refer Document. Interested bidders can access detailed Tender information, eligibility criteria, and complete bidding documents by referencing TOT Ref No. 145533643, while the tender notice number is N6274226RSEL387L and Registering on the platform.

Procurement Summary

Country: USA

Summary: Sources Sought for Sel387l

Deadline: 30 Jul 2026

Posting Date: 20 Jul 2026

Other Information

Notice Type: Tender

TOT Ref.No.: 145533643

Document Ref. No.: N6274226RSEL387L

Competition: ICB

Financier: Self Financed

Purchaser Ownership: Public

Tender Value: Refer Document

Purchaser's Detail

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Tender Details

Notice of intent to use a brand name product. The Naval Facilities Engineering Systems Command, Pacific (NAVFAC Pacific) is performing a market survey to determine if other potential sources of supply can provide a transformer protection relay that has equal performance requirements as the SEL-387L, manufactured by Schweitzer Engineering Laboratories (SEL), 2350 NE Hopkins Court, Pullman, WA 99163.
Fiscal Year 2027 SIOP PROJECT P-8026 ELECTRICAL BACKBONE Pearl Harbor Naval Shipyard and IMF Joint Base Pearl Harbor-Hickam, Hawaii, requires transformer protection relay that has equal performance requirements as the SEL-387L with the following characteristics:
Line Differential Protection - Protect transmission or distribution lines using current differential protection for high-speed clearing of internal line faults. Provide dual-slope differential elements with external fault security and communications-assisted protection for internal fault detection while maintaining stability during external faults.
Backup Protection - Provide comprehensive backup protection including phase, negative-sequence, and ground overcurrent elements, directional overcurrent elements, breaker failure protection, and configurable distance or permissive tripping functions as required for reliable line protection.
Line Monitoring - Monitor three-phase currents, voltages (when applicable), frequency, power, sequence quantities, and communications-assisted protection status. Provide fault location and disturbance analysis capabilities to support system operation and maintenance.
Reporting and Monitoring - Provide event reporting with sequential event recorder (SER), oscillographic event reports, fault records, and communications diagnostics to document faults, trips, currents, voltages, and relay operations for post-event analysis.
Panel Control Switches - Conveniently sized operator controls shall be located on the relay front panel and configured to track associated oper...
Notice ID: n6274226rsel387l

Department/Ind. Agency: dept of defense

Sub-tier: dept of the navy

Office: navfacsyscom pacific

Product Service Code: 5945 - relays and solenoids

NAICS Code: 335314 - Relay and Industrial Control Manufacturing

Inactive Dates: aug 14, 2026

Inactive Policy: 15 days after response date

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