Single pole
    Carling FA1 175A Front Angle view
    Carling Technologies

    Carling F-Series 175A Single pole UL 489 Circuit Breaker

    SKU CB-FA1-UL-DC-175A

    Our Price$272.44
    Low stock · 3 left

    Carling F-Series 175A single pole hydraulic-magnetic circuit breaker for 125V DC applications. UL 489 listed and cULus; black handle and 3/8-16 stud terminals.

    Color
    Black
    Series
    F-Series
    Voltage
    125V DC
    Amperage
    175A
    Pole Count
    1 pole
    Device Type
    Circuit breaker
    Current Type
    DC
    Actuator Type
    Handle, one per pole

    Stocked items typically ship the next business day from our US warehouse. 30-day returns on unused stocked items. Exclusions apply. Return policy · Shipping policy

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    About this product

    FA1-B0-14-917-12A-BG is a Carling F-Series hydraulic-magnetic circuit breaker with 1 pole, for 125V DC applications. The model's approval designation is UL 489 listed and cULus.

    Product overview

    • Series and poles: F-Series; 1 pole
    • Current: 175A
    • Operating voltage: 125V DC
    • Application: DC

    Features

    • Hydraulic-magnetic overcurrent protection
    • Trip-free operation: the breaker trips on overload even when the handle is held ON

    Installation details

    • Actuator: Black handle, one per pole
    • Main terminals: 3/8-16 stud

    Part-number breakdown

    Reference manual
    Carling F-Series Details & Ordering Scheme (printed p. 4; family reference, verify exact model/rating)
    Complete manufacturer part number
    FA1-B0-14-917-12A-BG
    1. Series
    F — F-Series
    2. Actuator
    A — Handle, one per pole
    3. Poles
    1 — 1 pole
    4. Circuit
    B — Series trip (current)
    5. Auxiliary/alarm switch
    0 — Without auxiliary switch
    6. Frequency and delay
    14 — DC medium
    7. Current rating code
    917 — 175 A
    8. Terminal
    1 — 3/8-16 stud, back connected (front mounted only)
    9. Actuator color and legend
    2 — Black actuator, white dual legend
    10. Mounting
    A — 10-32 front mounting inserts; 10-32 screw clearance holes at back
    11. Maximum application rating
    B — 125 VDC
    12. Agency approval
    G — UL 489 Listed; cULus

    Product details

    Color
    Black
    Series
    F-Series
    Voltage
    125V DC
    Amperage
    175A
    Pole Count
    1 pole
    Device Type
    Circuit breaker
    Current Type
    DC
    Actuator Type
    Handle, one per pole
    Terminal Type
    3/8-16 stud
    Actuator Color
    Black
    Actuator Style
    Handle, one per pole

    Shipping & returns

    • Stocked items typically ship the next business day from our US warehouse.
    • 30-day returns on unused stocked items. Exclusions apply. See policy
    • Custom and quoted items are non-returnable once production begins.

    Warranty

    Backed by the original manufacturer’s warranty plus our workmanship guarantee on assembled harnesses. Contact us with your invoice and we’ll coordinate any covered repair or replacement.

    Read the full warranty terms

    Technical support

    Need help choosing the right part?

    Our marine electrical team can review your setup and recommend compatible products. Send a photo, a sketch, or your circuit list and we'll come back with a parts list that fits the boat.

    Certifications & training

    • ABYC-aware build practices
    • OEM-grade marine wire & terminals

    Additional capabilities are based on hands-on experience building marine wiring systems rather than third-party certification.

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    Why buy from Common Ground Marine

    • 20+ years building marine wiring harnesses, panels, and shore-power systems.
    • Engineers — not a phone tree — review every custom build before parts are cut.
    • OEM-grade components: tinned copper, sealed connectors, marine-rated jackets.