Single-Phase Subsurface Distribution Transformers

The City of Redding is requesting quotes for a one-time purchase and delivery of single-phase, subsurface distribution transformers in 50 kVA, 100 kVA, and 167 kVA ratings.

City of Redding > Purchasing Department


General
Open
5728
Sep 23, 2026 12:00 PM
Aug 27, 2026 12:00 PM
Request for Quote/Qualifications (RFQ)
Local
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Contact
jantunes@cityofredding.gov
+15302254138
777 Cypress Avenue, Redding, CA, USA
Submission Instructions
Email

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Mail
Purchasing Division, 3rd Floor, City Hall, 777 Cypress Avenue, Redding, CA 96001

or

Overnight Delivery or Hand Delivery
Purchasing Division, 3rd Floor, City Hall, 777 Cypress Avenue, Redding, CA 96001
Description

The City of Redding Electric Utility is seeking a single supplier to furnish and deliver single-phase, 60 Hz, liquid-immersed, self-cooled, submersible distribution transformers for installation in underground vaults. The one-time purchase includes firm quantities of one 50 kVA unit, two 100 kVA units, and one 167 kVA unit. Units must provide 12,000-volt delta primary and 120/240-volt three-wire secondary service, use natural ester dielectric fluid, and comply with specified IEEE, ANSI, NEMA, ASTM, and U.S. Department of Energy requirements. The transformers must include specified high- and low-voltage terminations, under-oil expulsion-fuse protection, stainless-steel construction, submersion-rated enclosure integrity, lifting and pulling provisions, permanent labeling, factory testing, certified enclosure design test reports, and unit test reports. The response must include the completed quotation form, Transformer Information Statement, manufacturer and technical data, certified enclosure test reports, and reference checks validating the proposed lead time. Delivery is required as one complete shipment, with the bidder responsible for freight and compliance with detailed unloading and notification requirements.

Classification Codes
NAICS335311Power, Distribution, and Specialty Transformer Manufacturing
PSC6120Transformers: Distribution and Power Station
Smart Codes
distribution transformerselectrical utility equipmenttransformer testing
Specifications
Supply Only
Timeline
Aug 27, 2026-Posted Date
Sep 11, 2026-Questions Due Date
Sep 23, 2026-Quote Submission Deadline
Sep 23, 2026-Quote Opening (optional)
Requirements
Required
Required
  • Minimum 5 references
  • Client point of contact required for each reference
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