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.
TOGGLE SWITCH, ON/OFF, SPST, 2 SCREWS
- Heavy duty toggle switches.
- Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
- Standard bat handle.
- Mounting stem is 15/32" threads.
- Recommended mounting hole is .500" diameter.
- Circuitry: On-Off 2 screw terminals, o ring seal
- Single pole, double throw.
- Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
- Two screw terminals.
TOGGLE SWITCH, ON/OFF, SPST, 2 SCREWS
- Heavy duty toggle switches.
- Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
- Standard bat handle.
- Mounting stem is 15/32" threads.
- Recommended mounting hole is .500" diameter.
- Circuitry: On-Off 2 screw terminals.
- Single pole, double throw.
- Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
- Two screw te\rminals.
TOGGLE SWITCH, ON/OFF, SPST, 2 WIRES, PVC COATED
- Heavy duty toggle switches.
- Ideal for industrial controls, marine panels, trucks, buses and automotive applications.
- Standard bat handle.
- Mounting stem is 11/32" threads.
- O ring seal.
- Circuitry: On-Off.
- Single pole, double throw.
- Ratings: 20 amps @ 125VAC and 21 amps @ 14VDC.
- Two 8" wire leads.
- Switch is PVC coated.
PUSH-PULL SWITCH, OFF/ON, TWO 12" WIRES, 6-36 VOLTS DC
- Brass housing, plasticized.
- Two insulated copper wire leads, 12" long.
- Chrome-plated brass knob.
- 10-32 thread.
TOGGLE SWITCH ON-OFF-ON LIGHTED PADDLE 15A
- Clear nylon lighted
- SPDT
- On-off-on
- Five, 1/4" blade terminals
- Amp rating: 10 amps @ 250VAC, 15 amps @ 125VAC
FAST BLOW FUSE, GLASS, 5 AMP 250V
- Made of high-quality nickel-plated brass caps, clear glass tube and alloy element to ensure high conductivity and safety.
- Fast-blow fuses are widely used in fan, string lights and replacement fuse for a variety of lights and electronics.
- Rated Voltage: 250V
- Fuse Current: 0.5A
- Fuse Dimension: 5x20mm
- Glass
$3.594
FUSE HOLDER - ZCASE FUSES TOP POST BATTERY MOUNT, 2 OR 3 POSITONS, RUBBER COVER
- Red rubber cover for 2 or 3 positon BMZ style fuse holder.
FUSE HOLDER - ZCASE FUSES TOP POST BATTERY MOUNT, 2 POSITIONS
- Mounts directly to the top post of a battery.
- 2 position.
- Uses Littelfuse ZCASE single fuses.
- Maximum continuous throughput 275 amps.
- Fusing directly at the battery allows location of larger power distribution boxes outside of the engine compartment.
FUSE - FMX - LOW PROFILE 20 AMP, BLUE
- Developed to meet the growing OEM demand for smaller components.
- Offers high amp protection in compact packages.
- Low profile version of FMX fuse for enhanced space saving.
- 20 amp.
- Color: blue.
$9.8645
FUSE - FMX - LOW PROFILE 25 AMP, WHITE
- Developed to meet the growing OEM demand for smaller components.
- Offers high amp protection in compact packages.
- Low profile version of FMX fuse for enhanced space saving.
- 25 amp.
- Color: white.
$9.8645
FUSE - FMX - LOW PROFILE 30 AMP, PINK
- Developed to meet the growing OEM demand for smaller components.
- Offers high amp protection in compact packages.
- Can be used to protect appliances and consumer electronics.
- 30 amp.
- Color: pink.
FUSE - FMX - LOW PROFILE 40 AMP, GREEN
- Developed to meet the growing OEM demand for smaller components.
- Offers high amp protection in compact packages.
- Low profile version of FMX fuse for enhanced space saving.
- 40 amp.
- Color: green.
FUSE - FMX - LOW PROFILE 50 AMP, RED
- Developed to meet the growing OEM demand for smaller components.
- Offers high amp protection in compact packages.
- Low profile version of FMX fuse for enhanced space saving.
- 50 amp.
- Color: red.
$9.8645
FUSE - FMX - LOW PROFILE 60 AMP, YELLOW
- Developed to meet the growing OEM demand for smaller components
- Offers high amp protection in compact packages
- Low profile version of FMX fuse for enhanced space saving
- 60 amp
- Color: Yellow
$9.8645
TOGGLE SWITCH
- Medium duty toggle switch.
- Standard bat handle.
- Single pole, single throw.
- Circuitry: On-Off
- 6" wire leads.
- Recommended mounting hole of 1/2".
- Ratings: 4 amps @ 250 volts, 8 amps at 125 volts, 21 amps at 14 volts DC.
$9.70
RELAY CONNECTOR, SOCKET, MINI ISO CONTACTS 12" WIRE LEADS RIBBED SEAL
- For connecting to a shrouded relay
- 5 contacts
- Prewired with 2-18 gauge and 3-12 gauge wires
RELAY 12 V, SPDT W/RESISTOR W/BRACKET 20/40 AMPS WEATHERPROOF
- 12 volts
- 5 contacts
- SPDT
- Reistor
- To be used with shrouded connector
RELAY 12 V, SPST W/RESISTOR NO BRACKET 50 AMPS
- Rated for 12 volt applications
- 70 amp rating
- 4 contact, two 1/4" wide, two 3/8" wide
RELAY 12 V, SPDT W/RESISTOR W/BRACKET 40 AMPS
- Rated 12 volts
- SPDT
- Rated up to 40 amps
- Bracket
$13.77