Logo
Contact Us
Cookies Policy
Terms of Use
Privacy Policy
phone
Vivi (Sales)
phone
Ban (Sales)
phone
+86 755-2845-3125
RFQ List
  • open navigation menu
    • Logo
    • RFQ List
      • Manufacturers
      • Hot Products
      • RFQ
      • Blog
      • Tools
      • Sourcing Solutions
      • PCB/SMT
      • About Us
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    CONTACT US
    +86 755-2845-3125
    [email protected][email protected][email protected]
    Room 2709B, 5A Office Building, Longguang Jiuzuan, Hongshan, Longhua District, Shenzhen, China
    Company
    • Blog
    • About Us
    • Contact Us
    Resources
    • Categories
    • Manufacturers
    • Tools
    • RFQ
    Quick link
    • Privacy Policy
    • Terms of Use
    • Cookies Policy
    • Refund & Return Policy
    • Shipping & Delivery Policy
    Payment
    • Payment method
    • Payment method
    • Payment method
    • Payment method
    Logistics
    • Logistics partner
    • Logistics partner
    • Logistics partner
    • Logistics partner

    © 2026 Copyright. All Rights Reserved. Made by ICAllIn

    Part number
    Part number
    1. Home/
    2. All Categories/
    3. Circuit Protection/
    4. Circuit Breakers & Accessories

    Circuit Breakers & Accessories

    (181,135)

    Circuit Breakers & Accessories are circuit protection components designed to interrupt electrical current when abnormal conditions occur, helping to prevent damage to circuits and connected equipment. Unlike single-use protective elements, circuit breakers are generally intended to be reset after a fault condition is cleared.

    This category includes:

    • Circuit breakers used to provide controlled disconnection of a circuit during overcurrent or fault events.
    • Accessories that support installation, connection, operation, indication, or coordination of circuit breakers within an electrical system.

    Products in this classification are selected based on the required protection function and system integration needs, providing a standardized approach to circuit interruption and protection management.

    1000Results Found

    Manufacturer

    Package

    Product Status

    Series

    Actuator Type

    Number of Poles

    Mounting Type

    Breaker Type

    Current Rating (Amps)

    Illumination

    Voltage Rating - AC

    ProductManufacturerIn Stock StatusPriceQtyRFQDescription
    W93-X1110-30
    PDF
    W93-X1110-30

    Potter & Brumfield RelaysCheck Price
    Get a Quote

    W6/W9 Series Magnetic Hydraulic P&B Circuit Breakers designed for the international market, UL Recognized (UL1077 and UL1500), CSA Accepted and VDE approved.

    W93-X1110-20
    PDF
    W93-X1110-20

    Potter & Brumfield RelaysCheck Price
    Get a Quote

    W6/W9 Series Magnetic Hydraulic P&B Circuit Breakers designed for the international market, UL Recognized (UL1077 and UL1500), CSA Accepted and VDE approved, with ratings up to 50 amps.

    W92-X1110-20V
    PDF
    W92-X1110-20V

    TE ConnectivityCheck Price
    Get a Quote

    W6/W9 Series Magnetic Hydraulic P&B Circuit Breakers designed for the international market, rated up to 50 amps, with UL, CSA, and VDE approvals.

    W91-X112-10
    PDF
    W91-X112-10

    TE ConnectivityCheck Price
    Get a Quote

    W6/W9 Series Magnetic Hydraulic P&B Circuit Breakers are designed for the international market with UL, CSA, and VDE approvals, featuring ratings up to 50 amps.

    W67-X1062-0.20
    PDF
    W67-X1062-0.20

    TE ConnectivityCheck Price
    Get a Quote

    W6/W9 Series Magnetic Hydraulic P&B Circuit Breakers designed for the international market, UL Recognized (UL1077 and UL1500), CSA Accepted and VDE approved, with ratings up to 50 amps.

    W58-XC4C12A-7
    PDF
    W58-XC4C12A-7

    Potter & Brumfield RelaysCheck Price
    Get a Quote

    W58 series push-to-reset thermal circuit breakers with 0.5A to 30A ratings for overcurrent protection.

    W57-XB6A4B10-5
    PDF
    W57-XB6A4B10-5

    TE ConnectivityCheck Price
    Get a Quote

    Compact, push-to-reset thermal circuit breaker for overcurrent protection.

    W51-A161A1-15
    PDF
    W51-A161A1-15

    Potter & Brumfield RelaysCheck Price
    Get a Quote

    Rocker-Actuated Thermal Circuit Breaker/Power Switch with optional indicator lamp, providing circuit protection and power switching in a single unit.

    W28-XQ3C-5
    RoHS
    W28-XQ3C-5

    Potter & Brumfield RelaysCheck Price
    Get a Quote

    W28 series Push to Reset Fuseholder-Type Thermal Circuit Breaker

    W28-X1029-5
    W28-X1029-5

    Potter & Brumfield RelaysCheck Price
    Get a Quote

    W28 series Push to Reset Fuseholder-Type Thermal Circuit Breaker

    TVW9510S0.4S
    PDF
    TVW9510S0.4S

    LittelfuseCheck Price
    Get a Quote

    The TVW Series provides protection for motors and other sensitive loads by continuously measuring the voltage of each of the three phases using a microcontroller circuit design that senses under and overvoltage, voltage unbalance, phase loss, and phase reversal.

    TVW575S1M
    PDF
    TVW575S1M

    LittelfuseCheck Price
    Get a Quote

    The TVW Series Provides protection for motors and other sensitive loads.

    TCSHAA
    PDF
    TCSHAA

    LittelfuseCheck Price
    Get a Quote

    Low cost go/no go current detection with solid-state output for PLC digital input modules.

    SB6100-311-0
    PDF
    SB6100-311-0

    LittelfuseCheck Price
    Get a Quote

    Special-Purpose Ground-Fault Circuit Interrupter (GFCI) for Class C and Class D applications.

    SB6100-310-0
    PDF
    SB6100-310-0

    LittelfuseCheck Price
    Get a Quote

    Industrial Shock Block (ISB) is a personnel protection device designed to meet UL 943C requirements for special-purpose GFCIs, available in Class C and Class D.

    SB6100-301-0
    PDF
    SB6100-301-0

    LittelfuseCheck Price
    Get a Quote

    Industrial Shock Block (ISB) is a personnel protection device designed to meet the new requirements for special-purpose GFCIs defined by UL 943C. ISB is the first permanently connected Class C and Class D GFCI on the market.

    SB6100-300-0
    PDF
    SB6100-300-0

    LittelfuseCheck Price
    Get a Quote

    Industrial Shock Block (ISB) is a personnel protection device designed to meet UL 943C requirements for special-purpose GFCIs.

    SB6100-211-0
    PDF
    SB6100-211-0

    LittelfuseCheck Price
    Get a Quote

    Industrial Shock-Block (ISB) is a personnel protection device designed to meet UL 943C requirements for special-purpose GFCIs and EGFPDs, available in Class C and Class D.

    SB6100-200-0
    PDF
    SB6100-200-0

    LittelfuseCheck Price
    Get a Quote

    Industrial Shock Block (ISB) is a personnel protection device designed to meet the new requirements for special-purpose GFCIs defined by UL 943C. ISB is the first permanently connected Class C and Class D GFCI on the market.

    SB6100-111-0
    PDF
    SB6100-111-0

    LittelfuseCheck Price
    Get a Quote

    Industrial Shock Block (ISB) is a personnel protection device designed to meet UL 943C requirements for special-purpose GFCIs, available as Class C and Class D GFCI or as EGFPD with adjustable settings.

    SB6100-101-0
    PDF
    SB6100-101-0

    LittelfuseCheck Price
    Get a Quote

    Industrial Shock Block (ISB) is a personnel protection device designed to meet the new requirements for special-purpose GFCIs defined by UL 943C.

    SB6100-100-0
    PDF
    SB6100-100-0

    LittelfuseCheck Price
    Get a Quote

    Industrial Shock Block (ISB) is a personnel protection device designed to meet UL 943C requirements for special-purpose GFCIs, available as Class C and Class D GFCIs or as an EGFPD.

    SB6100-000-0
    PDF
    SB6100-000-0

    LittelfuseCheck Price
    Get a Quote

    Industrial Shock-Block (ISB) is a personnel protection device designed to meet UL 943C for special-purpose GFCIs, available in Class C and Class D for industrial applications.

    SB350S
    PDF
    RoHS
    SB350S

    SiemensCheck Price
    Get a Quote

    Schottky barrier rectifier diodes with peak reverse voltage from 20V to 100V and average forward current of 3.0A.

    SAO-SU5N
    PDF
    SAO-SU5N

    OMRONCheck Price
    Get a Quote

    Solid-state, plug-in current sensor for motor overcurrent protection and 3-phase AC current detection.

    SAO-SU2N
    PDF
    SAO-SU2N

    OMRONCheck Price
    Get a Quote

    Solid-state, Plug-in Current Sensor for motor overcurrent protection and 3-phase AC current detection.

    SAO-SU1N
    PDF
    SAO-SU1N

    OMRONCheck Price
    Get a Quote

    Solid-state, plug-in current sensor for motor overcurrent protection and 3-phase AC current detection.

    SAO-S5N
    PDF
    SAO-S5N

    OMRONCheck Price
    Get a Quote

    Solid-state, plug-in current sensor for motor overcurrent protection and 3-phase AC current detection.

    SAO-S1N
    PDF
    SAO-S1N

    OMRONCheck Price
    Get a Quote

    Solid-state, Plug-in Current Sensor for motor overcurrent protection and 3-phase AC current detection.

    SAO-R5N
    PDF
    SAO-R5N

    OMRONCheck Price
    Get a Quote

    Solid-state, plug-in current sensor for motor overcurrent protection and 3-phase AC current detection. DIN sized (48 mm x 96 mm).

    SAO-R2N
    PDF
    SAO-R2N

    OMRONCheck Price
    Get a Quote

    Solid-state, plug-in current sensor for motor overcurrent protection and 3-phase AC current detection.

    SAO-R1N
    PDF
    SAO-R1N

    OMRONCheck Price
    Get a Quote

    Solid-state, Plug-in Current Sensor for motor overcurrent protection and 3-phase AC current detection. Available in inverse-type, start-up lock type, and instantaneous type over-current sensors, and instantaneous type under current sensor.

    SAO-QS5N
    PDF
    SAO-QS5N

    OMRONCheck Price
    Get a Quote

    Solid-state, plug-in current sensor for motor overcurrent protection and 3-phase AC current detection.

    SAO-Q2N
    PDF
    SAO-Q2N

    OMRONCheck Price
    Get a Quote

    Solid-state, plug-in current sensor for motor overcurrent protection and 3-phase AC current detection.

    SAO-Q1N
    PDF
    SAO-Q1N

    OMRONCheck Price
    Get a Quote

    Solid-state, Plug-in Current Sensor for motor overcurrent protection and 3-phase AC current detection.

    PWR50MM
    RoHS
    PWR50MM

    Cooper BussmannCheck Price
    Get a Quote

    50MM2 DIRECT-FEED TERMINAL (1000

    PWR1PLP
    RoHS
    PWR1PLP

    Cooper BussmannCheck Price
    Get a Quote

    1-PHASE LOW-PROFILE FEEDER TERMI

    PS-2P
    PDF
    PS-2P

    3MCheck Price
    Get a Quote

    3M PanelSafe Lockout System mechanically prevents breaker handles from moving from off to on position with energy isolating lockout pins, complying with OSHA 1910.147.

    PCGS003
    PDF
    PCGS003

    LittelfuseCheck Price
    Get a Quote

    Littelfuse fuse block covers protect personnel from accidentally contacting energized contacts. They are available for Class H, R, J, and CD type fuses up to 100 amps.

    MAX20404AFOA/VY+T
    MAX20404AFOA/VY+T

    Analog DevicesCheck Price
    Get a Quote

    The MAX20404/MAX20405/MAX20406/MAX20406E ICs are tiny, low EMI emission, synchronous Silent Switcher® buck converters with integrated high-side and low-side switches. The ICs are designed to deliver up to 6A with wide input voltages range from 3V to 36V.

    M68-X2Q212-2
    PDF
    M68-X2Q212-2

    TE ConnectivityCheck Price
    Get a Quote

    W6/W9 series Magnetic Hydraulic P&B Circuit Breakers designed for the international market with UL Recognized, CSA Accepted, and VDE approved certifications.

    LSR-24
    PDF
    LSR-24

    LittelfuseCheck Price
    Get a Quote

    The LSR-xxx Series load sensors use current levels to determine feed rates, tool wear, loss of prime on pumps, mixer viscosity and all types of overload and underload conditions.

    LFT60060FBC
    PDF
    LFT60060FBC

    LittelfuseCheck Price
    Get a Quote

    Littelfuse fuse block covers protect personnel from accidentally coming into contact with energized parts.

    LFT60030FBC
    PDF
    LFT60030FBC

    LittelfuseCheck Price
    Get a Quote

    Littelfuse fuse block covers protect personnel from accidentally coming into contact with energized parts. Covers are for use with Littelfuse UL class fuse blocks.

    LF6J2PAK
    PDF
    RoHS
    LF6J2PAK

    LittelfuseCheck Price
    Get a Quote

    Class J fuse holders with 600V rating and 30A/60A options, featuring dead front safety and LED indication.

    LF3J3PAK
    PDF
    RoHS
    LF3J3PAK

    LittelfuseCheck Price
    Get a Quote

    Littelfuse Class J POWR-SAFE Dead Front holders provide optimum protection to personnel and are UL Listed and CSA Certified.

    LF3J2PAK
    PDF
    RoHS
    LF3J2PAK

    LittelfuseCheck Price
    Get a Quote

    Class J fuse holders with dead front design for safety, rated up to 600V and 60A.

    LD3500
    LD3500

    START InternationalCheck Price
    Get a Quote

    Will dispense butt-cut and die-cut material.

    K8DS-PZ2
    PDF
    K8DS-PZ2

    OMRONCheck Price
    Get a Quote

    Three-phase Voltage, Asymmetry, and Phase-sequence Phase-loss Relay for monitoring 3-phase power supplies in industrial facilities and equipment.

    K8DS-PZ1
    PDF
    K8DS-PZ1

    OMRONCheck Price
    Get a Quote

    Three-phase Voltage, Asymmetry, and Phase-sequence Phase-loss Relay K8DS-PZ for monitoring 3-phase power supplies in industrial facilities and equipment.

    1-50 of 1,000
      1
    • 1
    • 2
    • 3
    • 4
    • 5
    • 20
    Related Manufacturers
    Littelfuse
    Littelfuse(136488)
    EATON
    EATON(61074)
    OMRON
    OMRON(89840)
    Suntsu
    Suntsu(70611)
    Yageo
    Yageo(246314)
    Raychem
    Raychem(4076)
    B&K Precision
    B&K Precision(692)
    Su'scon
    Su'scon(182)