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.
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FUSE - ATO/ATC 40 AMP, ORANGE

ATO40
  • ATO/ATC blade fuse.
  • Widely used by automotive OEMs.
  • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
  • 40 amp.
  • Uses the industry's universal color-coding to indicate amp rating.
  • Color: amber.
  • UL listed and CSA certified.
  • 5 fuses per box.
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    $6.49
    $1.2971
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    FUSE - ATO/ATC 40 AMP, ORANGE, BULK

    ATO40B
    • ATO/ATC blade fuse.
    • Widely used by automotive OEMs.
    • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
    • 40 amp.
    • Uses the industry's universal color-coding to indicate amp rating.
    • Color: orange.
    • UL listed and CSA certified.
    • 100 fuses per bag.
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      $91.49
      $0.9149
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      FUSE - ATO/ATC 4 AMP, PINK, BULK

      ATO4B
      • ATO/ATC blade fuse.
      • Widely used by automotive OEMs.
      • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
      • 4 amp.
      • Uses the industry's universal color-coding to indicate amp rating.
      • Color: pink.
      • UL listed and CSA certified.
      • 100 fuses per bag.
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        $103.04
        $1.0304
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        FUSE - ATO/ATC 40 AMP, ORANGE

        ATO40QPAK
        • ATO/ATC blade fuse.
        • Widely used by automotive OEMs.
        • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
        • 40 amp.
        • Uses the industry's universal color-coding to indicate amp rating.
        • Color: orange.
        • UL listed and CSA certified.
        • 25 fuses per bag.
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          $20.83
          $0.833
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          FUSE - ATO/ATC 4 AMP, PINK

          ATO4QPAK
          • ATO/ATC blade fuse.
          • Widely used by automotive OEMs.
          • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
          • 4 amp.
          • Uses the industry's universal color-coding to indicate amp rating.
          • Color: pink.
          • UL listed and CSA certified.
          • 25 fuses per bag.
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            $25.76
            $1.0304
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            FUSE - ATO/ATC 5 AMP, TAN

            ATO5
            • ATO/ATC blade fuse.
            • Widely used by automotive OEMs.
            • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
            • 5 amp.
            • Uses the industry's universal color-coding to indicate amp rating.
            • Color: tan.
            • UL listed and CSA certified.
            • 5 fuses per box.
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              $6.79
              $1.3585
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              FUSE - ATO/ATC 5 AMP, TAN, BULK

              ATO5B
              • ATO/ATC blade fuse.
              • Widely used by automotive OEMs.
              • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
              • 5 amp.
              • Uses the industry's universal color-coding to indicate amp rating.
              • Color: tan.
              • UL listed and CSA certified.
              • 100 fuses per bag.
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                $91.49
                $0.9149
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                FUSE - ATO/ATC 5 AMP, TAN

                ATO5QPAK
                • ATO/ATC blade fuse.
                • Widely used by automotive OEMs.
                • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
                • 5 amp.
                • Uses the industry's universal color-coding to indicate amp rating.
                • Color: tan.
                • UL listed and CSA certified.
                • 25 fuses per bag.
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                  $22.87
                  $0.9149
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                  FUSE - ATO/ATC 7-1/2 AMP, BROWN

                  ATO712
                  • ATO/ATC blade fuse.
                  • Widely used by automotive OEMs.
                  • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
                  • 7-1/2 amp.
                  • Uses the industry's universal color-coding to indicate amp rating.
                  • Color: brown.
                  • UL listed and CSA certified.
                  • 5 fuses per box.
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                    $6.71
                    $1.3423
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                    FUSE - ATO/ATC 7-1/2 AMP, BROWN, BULK

                    ATO712B
                    • ATO/ATC blade fuse.
                    • Widely used by automotive OEMs.
                    • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
                    • 7-1/2 amp.
                    • Uses the industry's universal color-coding to indicate amp rating.
                    • Color: brown.
                    • UL listed and CSA certified.
                    • 100 fuses per bag.
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                      $76.96
                      $0.7696
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                      FUSE - ATO/ATC 7 1/2 AMP, BROWN

                      ATO712QPAK
                      • ATO/ATC blade fuse.
                      • Widely used by automotive OEMs.
                      • Enclosed element offering protection against shocks and sparks, plus corrosion resistance for longer service life.
                      • 7-1/2 amp.
                      • Uses the industry's universal color-coding to indicate amp rating.
                      • Color: brown.
                      • UL listed and CSA certified.
                      • 25 fuses per bag.
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                        $19.24
                        $0.7696
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                        CIRCUIT BREAKER BOOT RED, FITS STUD STYLE

                        CBB1
                        • Red rubber boot for stud style circuit breakers.
                        • Insulates the circuit breaker from shorting out.
                        • Fits breakers with or without mounting brackets.
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                          $48.58
                          $4.8582
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                          FLASHER - ELECTRONIC 3 PRONG

                          EF3
                          • Electro-mechanical flasher
                          • This type of turn signal flasher uses electro-magnetism to operate and lasts 10 times longer than thermal flashers.
                          • Capable of handling additional lamp loads due to trailering
                          • 3 terminals.
                          • 12 Volt.
                          • 400 hour life.
                          • 1 - 10 lamp maximum.
                          • 240 W.
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                            $19.00
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                            FLASHER - ALTERNATING 3 PRONG SQUARE

                            EF13A
                            • Electronic alternating flasher
                            • Alternating light bars (wig-wag).
                            • 3 terminals.
                            • 12 volt.
                            • 400 hour life.
                            • 1 - 6 lamps/side or 2 headlamp.
                            • 160 W.
                            • LED compatible.
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                              $22.095
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                              FLASHER - ELECTRONIC 2 PRONG

                              EF2
                              • Electro-mechanical flasher.
                              • This type of turn signal flasher uses electro-magnetism to operate and lasts 10 times longer than thermal flashers.
                              • Capable of handling additional lamp loads due to trailering
                              • 2 terminals.
                              • 12 Volt.
                              • 400 hour life.
                              • 1 - 10 lamp maximum.
                              • 240 W.
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                                $20.2125
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                                FUSE HOLDER - ATO/ATC 30 AMP, 12 GAUGE, ENVIRO SEAL

                                ESATCFH
                                • In-line fuse holder for ATO/ATC fuses.
                                • Sealed, weather resistant fuse holder with mounting tab on cap.
                                • Funtional temperature range is -40° C to 125° C (-40° F to 260° F).
                                • Orange, 12 gauge wire leads.
                                • 30 amps.
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                                  $122.36
                                  $12.2364
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                                  FUSE HOLDER - MINI 30 AMP, 12 GAUGE, ENVIRO SEAL

                                  ESMINFH
                                  • Designed for harsh environments and engine compartment conditions
                                  • Silicone rubber seals protect the circuit from moisture, salt spray and engine compartment fluids
                                  • Rated 2-30 amps
                                  • 10" 12 gauge Type GXL leads
                                  • Install with yellow 12-10 or blue 16-14 sealed butt connectors
                                  • OEM quality components
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                                    $152.34
                                    $15.2337
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                                    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.
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                                      $13.2549
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                                      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.
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                                        $7.9695
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                                        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.
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                                          $123.65
                                          $12.3647
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                                          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.
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                                            $128.12
                                            $12.812
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                                            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.
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                                              $128.12
                                              $12.812
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                                              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.
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                                                $140.68
                                                $14.0675
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                                                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.
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                                                  $140.68
                                                  $14.0675
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