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    Closed Solicitation · DEPARTMENT OF ENERGY

    SCALABLE SOLAR-POWERED ELECTRIC BUS CHARGING SYSTEM

    DEPARTMENT OF ENERGY
    Sol. CEC_EPC-20-040_092025Sources SoughtBerkeley, CA
    Closed
    STATUS
    Closed
    closed Oct 3, 2025
    POSTED
    Sep 26, 2025
    Publication date
    NAICS CODE
    221114
    Primary industry classification
    PSC CODE
    —
    Product & service classification

    AI Summary

    The Department of Energy is seeking proposals for a scalable solar-powered electric bus charging system. This system must be a stand-alone, islanded electrical setup with direct current coupling, demonstrating a non-wired alternative to grid-tied vehicle charging. Compliance with the Buy American Act is required, and the system must be UL-listed.

    Contract details

    Solicitation No.
    CEC_EPC-20-040_092025
    Notice Type
    Sources Sought
    Posted Date
    September 26, 2025
    Response Deadline
    October 3, 2025
    NAICS Code
    221114AI guide
    Issuing Office
    BERKELEY NATL LAB - DOE CONTRACTOR
    Sub-Agency
    DEPARTMENT OF ENERGY
    Agency
    DEPARTMENT OF ENERGY
    Primary Contact
    Scott Hobbs
    City
    Berkeley
    State
    CA
    ZIP Code
    94720
    AI Product/Service
    both

    Description

    Provide Scalable Solar-powered Electric Bus Charging System with the following requirements:

    • Stand-alone islanded electrical system with no alternating current (AC) connection to the utility grid
    • Direct current (DC) coupling between generation, storage, and electric vehicle (EV) chargers with DC input and output
    • Replicable and scalable to demonstrate a non-wired alternative to grid tied vehicle charging
    • Domestic as defined by FAR 52.225-9, Buy American Act-Construction Materials
    • UL-listed

    Key dates

    1. September 26, 2025Posted Date
    2. October 3, 2025Proposals / Responses Due

    AI search tags

    solar energyelectric vehicle chargingrenewable energy systemsstand-alone power systemsgrid alternative solutions

    Frequently asked questions

    SCALABLE SOLAR-POWERED ELECTRIC BUS CHARGING SYSTEM is a federal acquisition solicitation issued by DEPARTMENT OF ENERGY. Review the full description, attachments, and submission requirements on SamSearch before the response deadline.

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