Circuit Protection

Circuit Protection Components for Electrical, Fleet & Industrial Applications

Ensure the safety, reliability, and efficiency of your electrical systems with our comprehensive selection of circuit protection components. Our range includes circuit breakers, fuses, fuse blocks, relays, switches, and junction blocks - engineered for vehicle upfits, equipment maintenance, and electrical panel installations.

Circuit Breakers & Fuses (Overcurrent Protection)

Explore our full line of circuit breakers and fuses for overcurrent protection in industrial panels and fleet vehicles. These components interrupt excessive current flow, preventing damage to wiring and sensitive equipment.

Fuse Holders, Fuse Taps & Fuse Blocks / Panels (Power Distribution)

Organize and streamline your power distribution with fuse holders, fuse taps, and fuse blocks. These products provide secure mounting and easy access for serviceable fuses, supporting quick replacement and minimizing downtime.

Relays, Switches & Solenoids (Control Components)

Control power flow and automate electrical functions with our range of relays, switches, and solenoids. Choose from plug-in relays, heavy-duty solenoids, and toggle or rocker switches.

Terminal Junction Blocks & Electrical Connection Points

Simplify wiring and ensure secure connections with terminal junction blocks. These components provide organized, accessible locations for joining multiple wires.

Flashers & Signaling Components

Enhance safety with flashers and signaling components designed for fleet vehicles and industrial equipment, supporting turn signals, hazard lights, and other visual alerts.

Value Propositions

  • Protects wiring and equipment from overload/short circuits: Prevent costly damage and downtime with reliable overcurrent protection.
  • Streamlines power distribution with organized blocks/panels: Maintain clean, scalable electrical systems for easier troubleshooting and expansion.
  • Service-friendly components (replaceable fuses, relay sockets): Minimize maintenance time with accessible, modular parts.
  • Supports fleet upfit, industrial maintenance, and electrical installs: Engineered for demanding environments and diverse applications.
  • Helps meet reliability and safety requirements in harsh environments: Built to withstand vibration, moisture, and temperature extremes.
View as Grid List
Sort by
Display items per page

FUSE HOLDER - GLASS FUSES 30 AMP 18-12 GA CRIMP TYPE W/P

HFB
  • Glass tube fuseholder.
  • Water resistant crimp type holder.
  • High visibility yellow.
  • Accepts fuses to 30 amps.
  • Accepts wire leads from 18 gauge to 12 gauge. (not included)
    $141.10
    $14.11
    + -

    FUSE HOLDER - GLASS FUSES 30 AMP 18-12 GA CRIMP TYPE

    HHB
    • Glass tube fuseholder.
    • Universal crimp type holder.
    • High visibility yellow.
    • Accepts fuses to 30 amps.
    • Accepts wire leads from 18 gauge to 12 gauge. (not included)
      $37.85
      $3.7848
      + -

      FLASHER - THERMAL 3 PRONG TIN TYPE ROUND

      FL550
      • 3 prong flasher.
      • Uses heat buildup to flash circuit on and off.
      • Features an audible click, alerting driver that a directional signal is engaged.
      • Generally used in older model vehicles.
      • Operates correctly under variable load - flashing the designated vehicle lamps only; or additional lamps when a trailer is in tow.
      • Does not indicate lamp outage.
      • Has a 12 volt rating.
      • 12.8 amps.
      • Operates 2-6 bulbs.
        $13.2549
        + -

        FLASHER - THERMAL 2 PRONG TIN TYPE ROUND

        FL552
        • 2 prong flasher.
        • Uses heat buildup to flash circuit on and off.
        • Features an audible click, alerting driver that a directional signal is engaged.
        • Generally used in older model vehicles.
        • Operates correctly under variable load - flashing the designated vehicle lamps only; or additional lamps when a trailer is in tow.
        • Does not indicate lamp outage.
        • Has a 12 volt rating.
        • 12.8 amps.
        • Operates 2-6 bulbs.
          $7.9695
          + -

          FUSE - FLB, BOLT-MOUNT 100 AMP, BLUE

          FLB100
          • Fusible link stud mount.
          • 13/16" bolt terminals.
          • Typically used to provide wiring harness protection.
          • Amperage rating of 100 amps.
          • 32 volts DC rated.
            $123.65
            $12.3647
            + -

            FUSE - FLB, BOLT-MOUNT 40 AMP, GREEN

            FLB40
            • Fusible link stud mount.
            • 13/16" bolt terminals.
            • Typically used to provide wiring harness protection.
            • Amperage rating of 40 amps.
            • 32 volts DC rated.
              $128.12
              $12.812
              + -

              FUSE - FLB, BOLT-MOUNT 50 AMP, RED

              FLB50
              • Fusible link stud mount.
              • 13/16" bolt terminals.
              • Typically used to provide wiring harness protection.
              • Amperage rating of 50 amps.
              • 32 volts DC rated.
                $128.12
                $12.812
                + -

                FUSE - FLF, FEMALE TERMINATION 20 AMP, LT. BLUE

                FLF20
                • Used primarily in Japanese designed car models to provide wiring harness protection.
                • Female termination.
                • 20 amp.
                • Color: light blue.
                  $119.30
                  $11.9295
                  + -

                  FUSE - FLF, FEMALE TERMINATION 30 AMP, PINK

                  FLF30
                  • Used primarily in Japanese designed car models to provide wiring harness protection.
                  • Female termination.
                  • 30 amp.
                  • Color: pink.
                    $119.30
                    $11.9295
                    + -

                    FUSE - FLF, FEMALE TERMINATION 40 AMP, GREEN

                    FLF40
                    • Used primarily in Japanese designed car models to provide wiring harness protection.
                    • Female termination.
                    • 40 amp.
                    • Color: green.
                      $119.30
                      $11.9295
                      + -

                      FUSE - FLS, FEMALE TERMINATION 30 AMP, MINIATURE, PINK

                      FLS30
                      • Used primarily in Japanese designed car models to provide wiring harness protection.
                      • Female mini termination.
                      • 30 amp.
                      • Color: pink.
                        $121.52
                        $12.1523
                        + -

                        FUSE - FLS, FEMALE TERMINATION 40 AMP, MINIATURE, GREEN

                        FLS40
                        • Used primarily in Japanese designed car models to provide wiring harness protection.
                        • Female mini termination.
                        • 40 amp.
                        • Color: green.
                          $121.52
                          $12.1523
                          + -

                          FUSE - FMM/MICRO 25 AMP, WHITE

                          FMM25
                          • CIRCUIT PROTECTION
                          • FUSES
                          • Color coded by Amp rating for easy identification.
                          • Time-Delay Fuse
                          • 32 volts DC rated.
                          • Tin-plated copper terminal.
                            $67.10
                            $6.71
                            + -

                            FUSE - FMM/MICRO 30 AMP, PINK

                            FMM30
                            • CIRCUIT PROTECTION
                            • FUSES
                            • Color coded by Amp rating for easy identification.
                            • Time-Delay Fuse
                            • 32 volts DC rated.
                            • Tin-plated copper terminal.
                              $67.10
                              $6.71
                              + -

                              FUSE - FMX/JCAS 20 AMP, BLUE

                              FMX20
                              • Developed to meet the growing OEM demand for smaller components.
                              • Offers high amp protection in compact packages.
                              • 20 amp.
                              • Color: blue.
                                $46.20
                                $4.62
                                + -

                                FUSE - FMX/JCAS 30 AMP, PINK

                                FMX30
                                • Developed to meet the growing OEM demand for smaller components.
                                • Offers high amp protection in compact packages.
                                • 30 amp.
                                • Color: pink.
                                  $46.20
                                  $4.62
                                  + -

                                  FUSE - FMX/JCAS 40 AMP, GREEN

                                  FMX40
                                  • Developed to meet the growing OEM demand for smaller components.
                                  • Offers high amp protection in compact packages.
                                  • 40 amp.
                                  • Color: green.
                                    $46.20
                                    $4.62
                                    + -

                                    FUSE - FMX/JCAS 50 AMP, RED

                                    FMX50
                                    • Developed to meet the growing OEM demand for smaller components.
                                    • Offers high amp protection in compact packages.
                                    • 50 amp.
                                    • Color: red.
                                      $46.20
                                      $4.62
                                      + -

                                      CIRCUIT BREAKER - GLASS FUSE R 10 AMP

                                      FRCB10
                                      • Fuse clip circuit breakers.
                                      • Direct replacement for many OEM applications.
                                      • Designed for glass fuses without physical alteration in the system.
                                      • Fits 1-1/4” fuse clips.
                                      • SAE type II non-cycling.
                                      • Used primarily as a wiring harness protector in 12 volt DC automotive systems.
                                      • Conforms to SAE J553C standard.
                                      • 10 amp.
                                        $151.18
                                        $15.1177
                                        + -

                                        CIRCUIT BREAKER - GLASS FUSE R 15 AMP

                                        FRCB15
                                        • Fuse clip circuit breakers.
                                        • Direct replacement for many OEM applications.
                                        • Designed for glass fuses without physical alteration in the system.
                                        • Fits 1-1/4” fuse clips.
                                        • SAE type II non-cycling.
                                        • Used primarily as a wiring harness protector in 12 volt DC automotive systems.
                                        • Conforms to SAE J553C standard.
                                        • 15 amp.
                                          $151.18
                                          $15.1177
                                          + -

                                          CIRCUIT BREAKER - GLASS FUSE R 20 AMP

                                          FRCB20
                                          • Fuse clip circuit breakers.
                                          • Direct replacement for many OEM applications.
                                          • Designed for glass fuses without physical alteration in the system.
                                          • Fits 1-1/4” fuse clips.
                                          • SAE type II non-cycling.
                                          • Used primarily as a wiring harness protector in 12 volt DC automotive systems.
                                          • Conforms to SAE J553C standard.
                                          • 20 amp.
                                            $151.18
                                            $15.1177
                                            + -

                                            CIRCUIT BREAKER - GLASS FUSE R 30 AMP

                                            FRCB30
                                            • Fuse clip circuit breakers.
                                            • Direct replacement for many OEM applications.
                                            • Designed for glass fuses without physical alteration in the system.
                                            • Fits 1-1/4” fuse clips.
                                            • SAE type II non-cycling.
                                            • Used primarily as a wiring harness protector in 12 volt DC automotive systems.
                                            • Conforms to SAE J553C standard.
                                            • 30 amp.
                                              $151.18
                                              $15.1177
                                              + -

                                              CIRCUIT BREAKER - GLASS FUSE R 40 AMP

                                              FRCB40
                                              • Fuse clip circuit breakers.
                                              • Direct replacement for many OEM applications.
                                              • Designed for glass fuses without physical alteration in the system.
                                              • Fits 1-1/4” fuse clips.
                                              • SAE type II non-cycling.
                                              • Used primarily as a wiring harness protector in 12 volt DC automotive systems.
                                              • Conforms to SAE J553C standard.
                                              • 40 amp.
                                                $151.18
                                                $15.1177
                                                + -

                                                CIRCUIT BREAKER - ATO/ATC 15 AMP TYPE 1

                                                ATCCB15
                                                • Universal type I (automatic reset) circuit breaker.
                                                • ATO/ATC style.
                                                • 12 volt.
                                                • Features “snap-off” universal blades which can easily be sized to fit applications where fuse block spacing is tight, or the fuse terminal in recessed.
                                                • Color coded bodies to match the universal color coding used for ATO/ATC fuses.
                                                • 15 amp.
                                                • Color: blue.
                                                  $122.09
                                                  $12.2094
                                                  + -
                                                  Refine
                                                  ×
                                                  4 More
                                                  78 More
                                                  31 More
                                                  11 More
                                                  2 More
                                                  1 More