Psst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveCLEATUS Webinar: AI for Government Contracting — Free Webinar — Wednesday, October 14 at 2:00 PM ET

Register Free →

Search

Top

Back to Contracts

Liquid-Filled Power Transformer Repair and Rewinding

Active

State & Local

Response Deadline10/28/2026, 07:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

AI Contract Overview

Show more

This subcontract involves the core technical refurbishment of a Square D Schneider Electric liquid-filled power transformer for prime contractors working on City of Hayward Water Resource Recovery Facility projects. The scope of work includes the removal of old windings and insulation, the installation of new components, and the completion of internal bus connection work. To ensure operational integrity, the contractor must conduct comprehensive shop testing, including winding-resistance, insulation-resistance, power-factor, and dielectric-strength tests, to verify an impedance of 5.67%. The final deliverable is a fully refurbished transformer unit to be performed in Hayward, California.

General Info

Refurbish Square D power transformer with testing and installation in Hayward, California.

Agency

California → City of Hayward

NAICS

811211 - Consumer Electronics Repair and Maintenance

Place of Performance

Hayward, CA, 94545, USA

Set-Aside

NONE

Documents

This scope was carved out of 27-005.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

WRRF West Substation Transformer Repair

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PostedOct 13

subcontract

Response DeadlineOct 28

Submission deadline

Response Deadline

10/28/2026, 07:00:00 PM UTCin 14 days

Ready to pursue this opportunity?

Start your free trial to track this contract, build proposals with AI assistance, and manage your pipeline.

Organization & Contact Information

Show more

AgencyCalifornia → City of Hayward

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → City of Hayward

Office AddressN/A

ContactsNo contact information available

Full Description

Show more

Performs core technical refurbishment of a Square D Schneider Electric transformer for prime contractors on City of Hayward WRRF projects. Removes old windings and insulation, installs new windings and insulation, and performs internal bus connection work. Conducts shop testing for winding-resistance, insulation-resistance, power-factor, and dielectric-strength to verify impedance to 5.67%. Delivers a refurbished transformer unit.

Similar Contracts

Same NAICS industry code

Traffic Controller and MMU Calibration ServicesThis subcontract for the City of La Puente involves providing off-site shop repair and precision calibration services for traffic signal electronic units. The scope of work includes the calibration of Traffic Signal Controllers, Malfunction Management Units, and Conflict Management Units using specialized testing equipment. To qualify, the service provider must hold the necessary certifications to calibrate NEMA and Type 170E equipment and is responsible for the delivery of all certified and repaired units. The project is categorized under NAICS code 811211 and will be performed in La Puente, California. Interested parties must submit their responses by October 26, 2026. This opportunity is designed for specialists capable of supporting prime contractors on city projects through technical electronic maintenance and certification.

City of La Puente

POSTED

DEADLINE

Battery Charger Repair and Functional RestorationThis subcontract involves the teardown, evaluation, repair, and modification of battery chargers for prime contractors supporting Navsup Weapon Systems Support Mech projects. The contractor is responsible for delivering 15 fully repaired and functional battery chargers under NSN 6130-01-158-5195, ensuring all work adheres to technical orders, drawings, and the specific requirements of CAGE Code 072E5 and Reference Number 1657613-100. Compliance is mandatory with MIL-STD-130, REV N for marking and all applicable CMMC standards. The project falls under NAICS code 811211 and is managed through the Department of Defense. The response deadline for this opportunity is November 9, 2026.

Navsup Weapon Systems Support Mech

POSTED

DEADLINE

Marine Electronics and Navigation RepairThis subcontract opportunity with the City of Detroit involves providing specialized electrical and navigation system repairs for the police department's marine fleet. The selected contractor will be responsible for troubleshooting, inspecting, and repairing electronic systems on both domestic and foreign vessels using professional marine-grade calibration and testing tools to ensure all systems are fully functional. Qualified candidates must possess state licensing and or ASE certification to perform these technical services. The solicitation was posted on October 7, 2026, with a response deadline of October 22, 2026. This project falls under NAICS code 811211 and requires the contractor to work alongside prime contractors to maintain the operational readiness of the city's marine assets.

City Of Detroit

POSTED

DEADLINE

Super Grid Transformer (SGT) Refurbishment SpecialistThis subcontract involves the core mechanical and electrical refurbishment of three super grid transformers for prime contractors operating at UK Atomic Energy Authority facility projects. The scope of work includes internal tank inspection and cleaning, the replacement of bushings, seals, and gaskets, and comprehensive testing of insulation and windings. To ensure operational integrity, the project requires the use of vacuum drying systems and specialized high-voltage testing equipment. The primary objective is the delivery of three fully refurbished and commissioned super grid transformers. This specialized technical engagement falls under NAICS code 811211 and is managed through the UK Atomic Energy Authority, with a response deadline set for November 5, 2026.

UK Atomic Energy Authority

POSTED

DEADLINE

Medical Equipment Maintenance and Support ServicesThe Medical Equipment Maintenance and Support Services subcontract involves providing technical support, preventative maintenance, and repair services for prime contractors on State of North Carolina NASPO ValuePoint government entity projects. The scope of work includes on-site and remote support, equipment calibration, and emergency repairs utilizing manufacturer-approved parts. Service providers are required to deliver detailed maintenance reports and ensure all equipment is properly calibrated. To qualify for this engagement, personnel must hold a Certified Biomedical Equipment Technician certification or possess manufacturer-specific certifications. This opportunity is managed by the State of North Carolina Division of Purchase and Contract under NAICS code 811211, with a response deadline set for November 9, 2026.

State of NC - Division of Purchase & Contract

POSTED

DEADLINE

Analog CCA Repair and Overhaul ServicesThis subcontract for Analog CCA Repair and Overhaul Services supports Navsup Weapon Systems Support projects within the Department of Defense. The contractor is responsible for the technical repair and overhaul of analog circuit card assemblies, which includes testing and inspecting units to achieve Ready for Issue status. All work must adhere to MIL-STD-130 marking standards using specialized analog electronics diagnostic and repair equipment. The scope of work requires the maintenance of detailed historical record files organized by serial number and the delivery of comprehensive Inspection Reports alongside the refurbished units. This opportunity falls under NAICS code 811211, with a response deadline set for October 22, 2026.

Navsup Weapon Systems Support

POSTED

DEADLINE

Precision Calibration and Environmental TestingThis subcontract for Precision Calibration and Environmental Testing supports Navy NAVSUP Weapon Systems Support generator control projects. The scope of work involves performing high-precision calibration and environmental stress testing using specialized chambers and rigs to certify units for naval application. All deliverables must include certified calibration and environmental test reports that adhere to ANSI/NCSL Z540.3 and ISO 9001/AS9100 standards. The project is categorized under NAICS code 811211 and will be performed in Philadelphia, Pennsylvania. The solicitation was posted on September 18, 2026, with a response deadline of October 19, 2026.

Navsup Weapon Systems Support

POSTED

DEADLINE

YELL - 17309 - Replace Yellowstone's Mobile and Portable LE RadiosThe Department of the Interior is seeking to replace the existing fleet of Motorola 6000 portable and 6500 mobile radios used by Yellowstone Law Enforcement, as these models are no longer supported by the manufacturer. This requirement is currently listed as a forecast under NAICS code 811211. The procurement process is managed by the National Park Service, with Cam Sholly serving as the primary point of contact. Interested parties can find further details through the acquisition gateway using the reference YELL - 17309.

POSTED

about 1 month ago

DEADLINE

Emergency Radiology DR Detector Repair and CalibrationThe Department of Veterans Affairs, through Network Contracting Office 6, is seeking a subcontractor to provide emergency repair, diagnostics, parts replacement, and calibration for a Philips Digital Radiography detector. The work will be performed at the Salem VA Medical Center to ensure the equipment is restored to full operational functionality in accordance with medical imaging standards. This subcontract opportunity falls under NAICS code 811211 and was posted on August 26, 2026. The primary objective is to restore critical radiology capabilities through specialized technical services and equipment calibration to maintain patient care standards.

246-NETWORK Contracting Office 6 (36C246)

POSTED

about 2 months ago

DEADLINE

Small Business Subcontracting Participation (Set-Aside Flow-Down)This subcontracting opportunity is issued by the Defense Logistics Agency under the Department of Defense to support L3Harris in meeting FAR Part 19 goals. It specifically targets certified small businesses capable of providing technical, manufacturing, and support services, with the primary focus falling under NAICS code 811211. The initiative is designed as a set-aside flow-down to ensure small business participation in critical defense roles. Interested parties can find further details and award records through the DIBBS portal under the associated contract and delivery identifiers.

Defense Logistics Agency

POSTED

about 2 months ago

DEADLINE

Quality Inspection & Acceptance SupportThis subcontract with the Defense Logistics Agency under the Department of Defense provides third-party inspection services to verify bolt quality. The contractor is required to utilize MIL-STD-1916 or ASQ Z1.4 sampling methods and ensure all activities are performed in accordance with FAR 52.246-2. The project is categorized under NAICS code 811211 for Quality Inspection & Acceptance Support. It was posted on August 17, 2026, and is managed through the DIBBS system.

Defense Logistics Agency

POSTED

about 2 months ago

DEADLINE

Military-Compliant Labeling and Marking ServicesThis subcontract with the Defense Logistics Agency under the Department of Defense focuses on the provision of military-compliant labeling and marking services. The primary objective is to implement standardized markings, barcodes, and labels in strict accordance with MIL-STD-129, specifically incorporating Unique Item Identifiers and Data Matrix codes to ensure precise traceability and logistics management. Classified under NAICS code 811211, the agreement was posted on August 17, 2026. The scope of work ensures that all materials meet rigorous military standards for identification and tracking, supporting the broader logistical operations of the agency.

Defense Logistics Agency

POSTED

about 2 months ago

DEADLINE

More opportunities from California → City of Hayward

Same awarding agency

Transformer Field Installation and Startup ServicesThis subcontract for Transformer Field Installation and Startup Services involves performing final electrical connections and operational testing for prime contractors on City of Hayward WRRF projects in Hayward, California. The scope of work includes executing field connections, verifying voltage and phase rotation, and conducting functional testing for controls, alarms, cooling fans, and gauges. Additionally, the contractor is responsible for no-load energization and a dissolved gas test performed 30 days after service to ensure a fully operational transformer and a final startup report. Eligible bidders must possess a valid California C-10 license to perform these specialized electrical services. The solicitation was posted on October 13, 2026, with a response deadline of October 28, 2026. This opportunity falls under NAICS code 238210 and is specifically tailored for technical electrical installation and verification within the municipal water resource recovery facility infrastructure.

Electrical Contractors and Other Wiring Installation Contractors

POSTED

DEADLINE

FR3 Natural Ester Fluid SupplierThis subcontract agreement establishes a partnership to supply insulating fluid for prime contractors working on City of Hayward Water Resource Recovery Facility projects. The selected supplier is responsible for providing and delivering 466 gallons of Envirotemp FR3 natural ester fluid to the performance site in Hayward, California. To ensure quality and compliance, the supplier must provide all necessary fluid certifications and test results along with the delivery of the certified FR3 fluid. The procurement process is managed under NAICS code 325199, with a response deadline set for October 28, 2026.

All Other Basic Organic Chemical Manufacturing

POSTED

DEADLINE

Transformer Tank Surface Preparation and PaintingThis subcontract for Transformer Tank Surface Preparation and Painting involves providing protective finishes for transformer exteriors on City of Hayward WRRF projects. The selected contractor will be responsible for the complete surface preparation of the transformer tank and the application of a light-gray paint finish using products recommended by the manufacturer. A critical requirement of the scope is ensuring all work and materials comply with California Administrative Code standards for hazardous materials labeling. The project is located in Hayward, California, and falls under NAICS code 238320. Interested parties must submit their responses by October 28, 2026, to provide the final delivered and painted transformer tank as specified in the contract requirements.

Painting and Wall Covering Contractors

POSTED

DEADLINE

Transformer Transportation and Rigging ServicesThis subcontract for Transformer Transportation and Rigging Services supports prime contractors on City of Hayward WRRF projects in Hayward, California. The scope of work involves the physical removal, transportation, and precision positioning of a transformer at the West Substation. The selected provider is responsible for developing comprehensive lifting and transportation plans, rigging and hoisting the unit from its pad, and utilizing heavy-duty cranes and flatbed trailers to facilitate heavy-haul transport to and from the repair shop. The project falls under NAICS code 484220 and emphasizes the safe delivery and placement of the equipment. Interested parties must note that the solicitation was posted on October 13, 2026, with a response deadline set for October 28, 2026.

Specialized Freight (except Used Goods) Trucking, Local

POSTED

DEADLINE

WRRF West Substation Transformer Repair

Solicitation # 27-005

The City of Hayward is soliciting bids for the complete repair of the West Substation transformer at the Water Resource Recovery Facility in Hayward, California. The scope of work requires the contractor to provide new windings, new insulation, 466 gallons of new FR3 fluid, and a light-gray paint finish to return the Square D Schneider Electric unit to full service. All work must be completed within 20 weeks of the agreement or purchase order issuance. The project includes the removal, transportation, repair, delivery, installation, and startup of the transformer, with a requirement that the completed unit maintains an impedance of 5.67 percent. Qualified bidders must hold a valid California C-10 Electrical Contractor license and demonstrate at least five years of experience in repairing liquid-filled power transformers of similar specifications. Bidders must provide evidence of facility capabilities to handle a transformer of approximately 11/32 pounds, submit three references from the last five years, and provide a detailed work plan covering safety, rigging, and testing. The contract mandates compliance with California prevailing wage laws, nondiscriminatory employment practices, and hazardous materials labeling per California Administrative Code. Final acceptance is contingent upon comprehensive testing, a minimum one-year warranty on parts and workmanship, and the provision of a valid City of Hayward business license. Proposals are due by October 28, 2026.

Electrical Contractors and Other Wiring Installation Contractors

POSTED

DEADLINE

Public Safety Center - Market Sounding Survey

Solicitation # 20261012014

Administrative Management and General Management Consulting Services

POSTED

DEADLINE

in about 1 month

Ready to Pursue This Opportunity?

Get AI-powered intelligence on this solicitation and the ones like it

Every page of the solicitation package shredded into a compliance breakdown

AI-powered matching based on your capabilities and past performance

Competitor and incumbent history on the requirement

Automated alerts on amendments, Q&A deadlines, and award

Join 750+ contractors already using CLEATUS