Skip to content
Free Economy Shipping Available! | Refer to FAQ For Additional Information | websales@breakerhunters.com | 877-963-4543
Free Economy Shipping Available! | Refer to FAQ For Additional Information | websales@breakerhunters.com | 877-963-4543

Parts & Accessories: Circuit Breakers

Parts & Accessories for Circuit Breakers

  • MES3800LSIG Trip Unit, M Frame Style, Electronic Digitrip RMS 310, 800 Ampere Max at 40 Degree Celsius, 3 Pole, Electronic Trip Adjustment at 2-8 Times Continuous Ampere Rating, For Use in Molded Case Circuit Breakers With Optional Interchangeable Trip Units. New Surplus and Certified Reconditioned with 1 Year Warranty

    MES3800LSIG

    Eaton / Cutler Hammer

    ATTENTION: This unit requires a rating plug in order to function. Please choose and add a rating plug to your cart before placing your order to ens...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • MT3300T Trip Unit, M Frame Style, Thermal-Magnetic, 300 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adjustment at 5-10 Times Continuous Ampere Rating, For Use in Molded Case Circuit Breakers With Optional Interchangeable Trip Units. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    MT3300T

    Eaton / Cutler Hammer

    M-Frame Style Trip Unit Product Description Trip Unit, M Frame Style, Thermal-Magnetic, 300 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adj...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • MT3350T Trip Unit, M Frame Style, Thermal-Magnetic, 350 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adjustment at 5-10 Times Continuous Ampere Rating, For Use in Molded Case Circuit Breakers With Optional Interchangeable Trip Units. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    MT3350T

    Eaton / Cutler Hammer

    M-Frame Style Trip Unit Product Description Trip Unit, M Frame Style, Thermal-Magnetic, 350 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adj...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • MT3400T Trip Unit, M Frame Style, Thermal-Magnetic, 400 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adjustment at 5-10 Times Continuous Ampere Rating, For Use in Molded Case Circuit Breakers With Optional Interchangeable Trip Units. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    MT3400T

    Eaton / Cutler Hammer

    M-Frame Style Trip Unit Product Description Trip Unit, M Frame Style, Thermal-Magnetic, 400 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adj...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • MT3450T Trip Unit, M Frame Style, Thermal-Magnetic, 450 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adjustment at 5-10 Times Continuous Ampere Rating, For Use in Molded Case Circuit Breakers With Optional Interchangeable Trip Units. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    MT3450T

    Eaton / Cutler Hammer

    M-Frame Style Trip Unit Product Description Trip Unit, M Frame Style, Thermal-Magnetic, 450 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adj...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • MT3500T Trip Unit, M Frame Style, Thermal-Magnetic, 500 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adjustment at 5-10 Times Continuous Ampere Rating, For Use in Molded Case Circuit Breakers With Optional Interchangeable Trip Units. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    MT3500T

    Eaton / Cutler Hammer

    M-Frame Style Trip Unit Product Description Trip Unit, M Frame Style, Thermal-Magnetic, 500 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adj...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • MT3600T Trip Unit, M Frame Style, Thermal-Magnetic, 600 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adjustment at 5-10 Times Continuous Ampere Rating, For Use in Molded Case Circuit Breakers With Optional Interchangeable Trip Units. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    MT3600T

    Eaton / Cutler Hammer

    M-Frame Style Trip Unit Product Description Trip Unit, M Frame Style, Thermal-Magnetic, 600 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adj...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • MT3700T Trip Unit, M Frame Style, Thermal-Magnetic, 700 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adjustment at 4-8 Times Continuous Ampere Rating, For Use in Molded Case Circuit Breakers With Optional Interchangeable Trip Units. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    MT3700T

    Eaton / Cutler Hammer

    M-Frame Style Trip Unit Product Description Trip Unit, M Frame Style, Thermal-Magnetic, 700 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adj...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • MT3800T Trip Unit, M Frame Style, Thermal-Magnetic, 800 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adjustment at 4-8 Times Continuous Ampere Rating, For Use in Molded Case Circuit Breakers With Optional Interchangeable Trip Units. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    MT3800T

    Eaton / Cutler Hammer

    M-Frame Style Trip Unit Product Description Trip Unit, M Frame Style, Thermal-Magnetic, 800 Ampere at 40 Degree Celsius, 3 Pole, Magnetic Trip Adj...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • PB31000T Trip Unit, PB Frame Style, Thermal-Magnetic, 1000 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    PB31000T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 1000 Ampere at 40 Degree Celsius, 3 Pole, 600VAC This product image represents a ...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • PB31200T Trip Unit, PB Frame Style, Thermal-Magnetic, 1200 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    PB31200T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 1200 Ampere at 40 Degree Celsius, 3 Pole, 600VAC This product image represents a ...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • PB31400T Trip Unit, PB Frame Style, Thermal-Magnetic, 1400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    PB31400T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 1400 Ampere at 40 Degree Celsius, 3 Pole, 600VAC Look under Parts & Accessori...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • PB31600T Trip Unit, PB Frame Style, Thermal-Magnetic, 1600 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    PB31600T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 1600 Ampere at 40 Degree Celsius, 3 Pole, 600VAC This product image represents a ...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • PB31800T Trip Unit, PB Frame Style, Thermal-Magnetic, 1800 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    PB31800T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 1800 Ampere at 40 Degree Celsius, 3 Pole, 600VAC This product image represents a ...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • PB32000T Trip Unit, PB Frame Style, Thermal-Magnetic, 2000 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    PB32000T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 2000 Ampere at 40 Degree Celsius, 3 Pole, 600VAC This product image represents a ...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • PB32500T Trip Unit, PB Frame Style, Thermal-Magnetic, 2500 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.

    PB32500T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 2500 Ampere at 40 Degree Celsius, 3 Pole, 600VAC This product image represents a ...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Delivery
    Free with $500 Order
    Get it by
  • PB31600T Trip Unit, PB Frame Style, Thermal-Magnetic, 600 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    PB3600T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 600 Ampere at 40 Degree Celsius, 3 Pole, 600VAC This product image represents a b...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • PB3700T Trip Unit, PB Frame Style, Thermal-Magnetic, 700 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    PB3700T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 700 Ampere at 40 Degree Celsius, 3 Pole, 600VAC This product image represents a b...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • PB3800T Trip Unit, PB Frame Style, Thermal-Magnetic, 800 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    PB3800T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 800 Ampere at 40 Degree Celsius, 3 Pole, 600VAC This product image represents a b...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • PB3900 Trip Unit, PB Frame Style, Thermal-Magnetic, 900 Ampere at 40 Degree Celsius, 3 Pole, 600VAC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    PB3900T

    Westinghouse

    Product Description Trip Unit, PB Frame Style, Thermal-Magnetic, 900 Ampere at 40 Degree Celsius, 3 Pole, 600VAC This product image represents a b...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • SAST1 Shunt Trip, Field Mounted, Pigtail Lead Connection, Dual Voltage Rated: 120V AC @ 50/60HZ or 125V DC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    SAST1

    General Electric GE

    Product Description Shunt Trip, Field Mounted, Pigtail Lead Connection, Dual Voltage Rated: 120V AC @ 50/60HZ or 125V DC This product image repres...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • SAST2 Shunt Trip, Field Mounted, Pigtail Lead Connection, Dual Voltage Rated: 240V AC @ 50/60HZ or 250V DC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    SAST2

    General Electric GE

    Product Description Shunt Trip, Field Mounted, Pigtail Lead Connection, Dual Voltage Rated: 240V AC @ 50/60HZ or 250V DC This product image repres...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • SAST3 Shunt Trip, Field Mounted, Pigtail Lead Connection, Dual Voltage Rated: 24V AC @ 50/60HZ or 24V DC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    SAST3

    General Electric GE

    Product Description Shunt Trip, Field Mounted, Pigtail Lead Connection, Dual Voltage Rated: 24V AC @ 50/60HZ or 24V DC This product image represen...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by
  • SAST4 Shunt Trip, Field Mounted, Pigtail Lead Connection, Dual Voltage Rated: 48V AC @ 50/60HZ or 48V DC. New Surplus and Certified Reconditioned with 1 Year Warranty.
    Call for Price

    SAST4

    General Electric GE

    Product Description Shunt Trip, Field Mounted, Pigtail Lead Connection, Dual Voltage Rated: 48V AC @ 50/60HZ or 48V DC This product image represen...

    View full details
    Delivery
    Free with $500 Order
    Get it by
    Call for Price
    Delivery
    Free with $500 Order
    Get it by