URGENT-Rental of Isolation Transformers- NBPL San Diego

Portsmouth Naval Shipyard, a detachment of Naval Sea Systems Command, seeks rental of isolation transformers for Naval Base Point Loma in San Diego, California, with quotations due June 18, 2026 at 12:00 PM EST. This is a total small business set-aside with an urgent two-day solicitation window.

The requirement specifies four isolation transformers rated 460VAC, 400 AMP, 400 KVA capacity, and one rated 460VAC, 800 AMP, 800 KVA capacity. All units must provide grounded three-phase power output, operate over 440–480 VAC at 60 Hz with tap changers for voltage adjustment, include fused safety disconnects or breaker protection on primary and secondary sides, and be newly manufactured or completely refurbished within ten years. Transformers must be dry-type, NRTL-approved, and capable of continuous outdoor operation in extreme weather (-10 to +110°F, 0 to 100% RH) with portability for crane or forklift transport. Delivery must be fully assembled and ready-to-use on or before June 22, 2026.

The rental period runs eight weeks from June 22, 2026 through August 16, 2026, with an optional four-week extension through September 13, 2026. The contractor is responsible for all maintenance except weekly surveillance checks, with 24-hour response time for repairs and 48-hour repair or 72-hour replacement guarantees.

Vendors must demonstrate technical acceptability, provide documentation of two relevant projects completed within the past five years, submit cost-plus pricing breakdown, and deliver technical documentation including operations and maintenance manuals, equipment data sheets, lifting certification, test data confirming insulation resistance exceeding 10 megohms, and personnel roster. Award will be made on a Lowest Price Technically Acceptable basis. The NAICS code is 532490 (Other Commercial and Industrial Machinery and Equipment Rental and Leasing); PSC is W061. Service Contract Act prevailing wage rates apply.