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Unofficial Notice of Invitation to Bid (NIB)

Roseville City is seeking bids from qualified and interested contractors for the following project titled, 12kV Padmount VFI Switches, identified under Solicitation ID: RFQ 10-3437. Work is to be performed near 2080 Hilltop Cir, Roseville, CA 95747, USA in Placer County.

General Project Description

This Request for Quotation (RFQ) solicits bids for 12kV padmount Vacuum Fault Interrupter (VFI) switches to establish an indefinite delivery/indefinite quantity purchase contract. The City of Roseville will procure these switches on an as-needed basis via purchase orders. The required equipment consists of liquid-insulated, three-phase, 60Hz, fully deadfront, padmounted load interrupting and vacuum fault interrupting assemblies with a maximum continuous rating of 600A, designed for underground distribution systems. The comprehensive specifications cover construction materials (AISI type 304 stainless steel), electrical components (load interrupters, fault interrupters, copper bus, overcurrent relays, SCADA interface), dielectric insulation (FR3 oil), bushings (ANSI/IEEE Std. 386 & C119.2 compliant), and paint finish (Munsell 7GY 3.29/1.5 Padmount Green) with required performance tests.

General Bid Items

  • Quantity: As needed basis (indefinite quantity)  Unit: Each  Work Item: 12kV Padmount Vacuum Fault Interrupter (VFI) Switches, Specifications: Liquid-insulated, three-phase, 60Hz, fully deadfront, gang-operated padmounted load interrupting and vacuum fault interrupting assemblies, 600A continuous ratings, AISI type 304 stainless steel construction, hermetically sealed, submersible, FR3 oil insulated, painted to Munsell 7GY 3.29/1.5 Padmount Green, deadfront bushings conforming to ANSI/IEEE Std. 386 and C119.2, electronic controls with overcurrent relays, SCADA interface compatibility, and other detailed requirements as per Attachment B.
  • Quantity: As needed basis (indefinite quantity)  Unit: Each  Work Item: VFI-51 Switch (Specific configuration of 12kV Padmount VFI Switch as per pricing worksheet).
  • Quantity: As needed basis (indefinite quantity)  Unit: Each  Work Item: VFI-151 Switch (Specific configuration of 12kV Padmount VFI Switch as per pricing worksheet).

NAICS Classification

NAICS 335313 – Switchgear and Switchboard Apparatus Manufacturing (Manufacturing 12kV Padmount VFI Switches and related electrical distribution equipment), NAICS 423610 – Electrical Equipment Merchant Wholesalers (Wholesale trade of electrical power generation, transmission, and distribution equipment designed for utility infrastructure)

Records and Due Date

This bid opportunity was entered into BidAmerica on January 8, 2026, and was last updated on January 7, 2026. All bids and/or proposals are due on February 4, 2026.

Contractors may log in or create a free BidAmerica account to view full project documents, plans, specifications, addenda, submission requirements, and more project details issued by Roseville City.

Legal Disclaimer

All bidders are responsible for reviewing and verifying all official bid documentation directly from the issuing agency. BidAmerica aggregates public bid information for advertisement purposes for contractors and government agencies convenience. This Notice of Invitation to Bid is for reference purposes only and is not an official or complete representation of any documents issued by Roseville City. BidAmerica does not guarantee the accuracy, completeness, or timeliness of any information displayed and shall not be held liable for any errors, omissions, misinterpretations, or damages resulting from reliance on this summary. Contractors must obtain all official information—including plans, specifications, addenda, deadlines, submission requirements, qualifications, and bidding conditions—directly from Roseville City prior to bidding.

12kV Padmount VFI Switches - Bid Opportunity | BidAmerica