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 - MAXI - SMART GLOW 60 AMP, BLUE

SGMAX60
  • Indicator light that glows when the fuse is blown. Ideal for those hard to see areas!
  • Produced with a high temperature polymer and silver plated blades.
  • They replace the commonly used fuse wire or fusible link.
  • Color coded to indicate amperage.
    $40.74
    $8.1483
    + -

    FUSE - MINI - SMART GLOW 20 AMP, YELLOW, BULK

    SGMIN20B
    • Innovative automotive style fuses.
    • Indicator light that glows when the fuse is blown.
    • Ideal for those hard to see areas!
    • Amperage rating of 20 amps.
    • 32 volts DC rated.
    • Drop-in replacements for existing applications.
    • Designed to OEM specifications.
      $292.83
      $2.9283
      + -

      FUSE - MINI - SMART GLOW 15 AMP, BLUE, BULK

      SGMIN15B
      • Innovative automotive style fuses.
      • Indicator light that glows when the fuse is blown.
      • Ideal for those hard to see areas!
      • Amperage rating of 15 amps.
      • 32 volts DC rated.
      • Drop-in replacements for existing applications.
      • Designed to OEM specifications.
        $292.83
        $2.9283
        + -

        FUSE - MINI - SMART GLOW 3 AMP, VIOLET

        SGMIN3
        • Innovative automotive style fuses.
        • Indicator light that glows when the fuse is blown.
        • Ideal for those hard to see areas!
        • Amperage rating of 3 amps.
        • 32 volts DC rated.
        • Drop-in replacements for existing applications.
        • Designed to OEM specifications.
          $29.28
          $2.9283
          + -

          FUSE - MINI - SMART GLOW 30 AMP, GREEN

          SGMIN30
          • Innovative automotive style fuses.
          • Indicator light that glows when the fuse is blown.
          • Ideal for those hard to see areas!
          • Amperage rating of 30 amps.
          • 32 volts DC rated.
          • Drop-in replacements for existing applications.
          • Designed to OEM specifications.
            $29.25
            $2.925
            + -

            FUSE - MINI - SMART GLOW 5 AMP, TAN

            SGMIN5
            • Innovative automotive style fuses.
            • Indicator light that glows when the fuse is blown.
            • Ideal for those hard to see areas!
            • Amperage rating of 5 amps.
            • 32 volts DC rated.
            • Drop-in replacements for existing applications.
            • Designed to OEM specifications.
              $29.28
              $2.9283
              + -

              FUSE - MINI - SMART GLOW 7-1/2 AMP, BROWN

              SGMIN712
              • Innovative automotive style fuses.
              • Indicator light that glows when the fuse is blown.
              • Ideal for those hard to see areas!
              • Amperage rating of 7-1/2 amps.
              • 32 volts DC rated.
              • Drop-in replacements for existing applications.
              • Designed to OEM specifications.
                $29.28
                $2.9283
                + -

                FUSE - MINI - SMART GLOW 7-1/2 AMP, BROWN, BULK

                SGMIN712B
                • Innovative automotive style fuses.
                • Indicator light that glows when the fuse is blown.
                • Ideal for those hard to see areas!
                • Amperage rating of 7-1/2 amps.
                • 32 volts DC rated.
                • Drop-in replacements for existing applications.
                • Designed to OEM specifications.
                  $292.83
                  $2.9283
                  + -

                  TOGGLE SWITCH - ON/OFF 2 SCREWS, SPST

                  TS571
                  • Heavy duty toggle switches.
                  • Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
                  • The frame and supports are made from zinc plated steel.
                  • Has a black phenolic base.
                  • Recommended mounting hole is .500" diameter.
                  • Circuitry: On-Off
                  • Single pole, single throw.
                  • Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
                  • Two screw terminals.
                    $38.25
                    $7.65
                    + -

                    TOGGLE SWITCH - ON/OFF 2 BLADES, SPST

                    TS571Q
                    • Heavy duty toggle switches.
                    • Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
                    • The frame and supports are made from zinc plated steel.
                    • Has a black phenolic base.
                    • Recommended mounting hole is .500" diameter.
                    • Circuitry: On-Off
                    • Single pole, double throw.
                    • Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
                    • Two 1/4" blade terminals.
                      $40.70
                      $8.14
                      + -

                      TOGGLE SWITCH - ON/OFF/ON 3 SCREWS, SPDT

                      TS573
                      • Heavy duty toggle switches.
                      • Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
                      • The frame and supports are made from zinc plated steel.
                      • Has a black phenolic base.
                      • Recommended mounting hole is .500" diameter.
                      • Circuitry: On-Off-On
                      • Single pole, double throw.
                      • Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
                      • Three screw terminals.
                        $45.50
                        $9.10
                        + -

                        TOGGLE SWITCH - ON/ON 3 SCREWS, SPDT

                        TS572
                        • Heavy duty toggle switches.
                        • Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
                        • The frame and supports are made from zinc plated steel.
                        • Has a black phenolic base.
                        • Recommended mounting hole is .500" diameter.
                        • Circuitry: On-On
                        • Single pole, double throw.
                        • Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
                        • Three screw terminals.
                          $45.50
                          $9.10
                          + -

                          TOGGLE SWITCH SAFETY COVER RED - ON/OFF SWTICHES

                          TSC1
                          • Standard handle, toggle switch safety cover.
                          • Prevents accidental actuation.
                          • Spring loaded design with a steel faceplate and plastic cover.
                          • For use with on-off toggle switches.
                          • Red in color.
                            $9.945
                            + -

                            TOGGLE SWITCH - ON/OFF 4 SCREWS, DPST

                            TS574
                            • Heavy duty toggle switches.
                            • Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
                            • The frame and supports are made from zinc plated steel.
                            • Has a black phenolic base.
                            • Recommended mounting hole is .500" diameter.
                            • Circuitry: On-Off
                            • Single pole, double throw.
                            • Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
                            • Four screw terminals.
                              $46.58
                              $9.315
                              + -

                              TOGGLE SWITCH BOOT - SILICONE 15/32 THREADS SHORT HANDLE

                              TSB
                              • Short handle, toggle switch boot.
                              • 15/32 threads.
                              • Tough rubber silicone covers are UV-resistant.
                              • Protect switches from moisture, dust and dirt.
                              • Screws onto most toggle switches.
                              • Rated at -40°F to 356°F.
                                $23.10
                                $4.62
                                + -

                                TOGGLE SWITCH - ON/OFF/ON 6 SCREWS DPDT

                                TS577
                                • Heavy duty toggle switches.
                                • Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
                                • The frame and supports are made from zinc plated steel.
                                • Has a black phenolic base.
                                • Recommended mounting hole is .500" diameter.
                                • Circuitry: On-Off-On
                                • Single pole, double throw.
                                • Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
                                • Six screw terminals.
                                  $62.33
                                  $12.465
                                  + -

                                  TOGGLE SWITCH - ON/ON 6 BLADES, DPDT

                                  TS576Q
                                  • Heavy duty toggle switches.
                                  • Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
                                  • The frame and supports are made from zinc plated steel.
                                  • Has a black phenolic base.
                                  • Recommended mounting hole is .500" diameter.
                                  • Circuitry: On-On
                                  • Single pole, double throw.
                                  • Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
                                  • Six 1/4" blade terminals.
                                    $58.95
                                    $11.79
                                    + -

                                    TOGGLE SWITCH - ON/ON 6 SCREWS, DPDT

                                    TS576
                                    • Heavy duty toggle switches.
                                    • Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
                                    • The frame and supports are made from zinc plated steel.
                                    • Has a black phenolic base.
                                    • Recommended mounting hole is .500" diameter.
                                    • Circuitry: On-On
                                    • Single pole, double throw.
                                    • Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
                                    • Six screw terminals.
                                      $65.03
                                      $13.005
                                      + -

                                      TOGGLE SWITCH-M(ON)-OFF-M(ON) 3 SCREWS SPDT

                                      TS575
                                      • Heavy duty toggle switches.
                                      • Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
                                      • The frame and supports are made from zinc plated steel.
                                      • Has a black phenolic base.
                                      • Recommended mounting hole is .500" diameter.
                                      • Circuitry: MOMENTARY ON-OFF-MOMENTARY ON
                                      • Single pole, double throw.
                                      • Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
                                      • Three screw terminals.
                                        $48.75
                                        $9.75
                                        + -

                                        TOGGLE SWITCH - ON/OFF 4 BLADES, DPST

                                        TS574Q
                                        • Heavy duty toggle switches.
                                        • Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
                                        • The frame and supports are made from zinc plated steel.
                                        • Has a black phenolic base.
                                        • Recommended mounting hole is .500" diameter.
                                        • Circuitry: Momentary On-Off-Momentary On
                                        • Single pole, double throw.
                                        • Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
                                        • Four 1/4" blade terminals.
                                          $45.90
                                          $9.18
                                          + -

                                          TOGGLE SWITCH BOOT - SILICONE 15/32 THREADS SHORT HANDLE 100/BAG

                                          TSB-100
                                          • Short handle, toggle switch boot.
                                          • 15/32 threads.
                                          • Tough rubber silicone covers are UV-resistant.
                                          • Protect switches from moisture, dust and dirt.
                                          • Screws onto most toggle switches.
                                          • Rated at -40°F to 356°F.
                                            $462.00
                                            $4.62
                                            + -

                                            CIRCUIT BREAKER - STUD MOUNT W/BRACKET, 15 AMP

                                            15CB
                                            • Heavy duty type I (automatic reset) circuit breaker.
                                            • 12 volt.
                                            • Two 10-32 threaded studs and brass plated battery terminal.
                                            • Used in many heavy duty and truck applications.
                                            • Mounting bracket welded securely crosswise to breaker body.
                                            • 15 amp.
                                              $117.69
                                              $11.7693
                                              + -

                                              CIRCUIT BREAKER - STUD MOUNT W/NO BRACKET, 15 AMP

                                              15CBU
                                              • Heavy duty type I (automatic reset) circuit breaker.
                                              • 12 volt.
                                              • Two 10-32 threaded studs and brass plated battery terminal.
                                              • Used in many heavy duty and truck applications.
                                              • No mounting bracket attached.
                                              • 15 amp.
                                                $110.08
                                                $11.0079
                                                + -

                                                FUSE HOLDER - GLASS FUSES 20 AMP, 14 GAUGE LEADS

                                                20AFH
                                                • Glass tube fuseholder.
                                                • Universal holder, with springs to adapt to different fuse lengths.
                                                • Can handle 1/4" diameter x 7/8" to 1-1/4" fuses.
                                                • 14 gauge wire loop leads.
                                                • 20 amp.
                                                  $67.30
                                                  $6.7298
                                                  + -
                                                  Refine
                                                  ×
                                                  4 More
                                                  78 More
                                                  32 More
                                                  11 More
                                                  2 More
                                                  1 More