School Buses

Three yellow school buses in a row

Electronic Solutions to Transport the Most Precious Cargo

Littelfuse produces electronic components that help electric school buses and buses with internal combustion engines operate efficiently and protect children. Our solutions for digital backup cameras and advanced driver assistance systems (ADAS) constantly evolve, and our automotive circuit protection has long set the world standard.

School Buses Related Products

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Ignition Switches

Product Series95060

Features

  • Engineering thermoplastic construction
  • Fully sealed contact area using O-rings and ultrasonic welding
  • Integrated Sealed Deutsch Connector Interface
  • Anti-restart and spring return options available
  • Tested to SAE J259 for ignition switches
  • Supplied with two matching keys, with or without boot
  • Custom logo can be molded on the boot
  • Multiple key codes or keyed alike available
  • Key is removable only at the ‘Off’ position

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Rocker Switches

Product Series58312

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Special Purpose Switches

Product SeriesFoot Operated Switches

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Manual Battery Disconnect Switches

Product SeriesSR

Features

  • Available with 48 V, 32 V, and 16 V max operating voltage and 5 A to 600 A max continuous current ratings to suit a wide range of applications
  • 3.1" or less depth allows installation in areas with limited space
  • Configurations are available with a built-in lockout/tagout (LOTO) hole
  • Thermoplastic construction with either an IP66 rating or IP67 and IP69K ratings stands up to roadsplash and salt spray
  • Ignition protected to SAE J1171 and ISO 8846 for installation in a battery box or on vehicles carrying hazardous loads
  • Available with tin-plated copper contacts or Molex input terminals

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In-line Fuse Holders

Product SeriesATO-MINI-Sealed-Fuse-Holders

Features

  • Tinned Copper wire provides increased corrosion resistance without losing desired performance
  • Rated IP67 with sealed cover for moisture & dust resistance
  • Includes two 8"" Red GXL wire leads for easy in-line installation

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Bolt-Down Single Fuse Holders

Product SeriesMEGA-Flex

Features

  • Compatible with MEGA® high-current bolt-down fuses up to 500 amps (sold separately unless indicated)
  • Black or red cover allows cable entry at six different locations, simplifying installation and accommodating large wires and ring terminal stack up
  • Dovetail feature allows users to connect multiple MEGA Flex Series fuse holders to create a fused high-power distribution block
  • Slots molded into the base enable secure tie-wrap mounting
  • Bolt-down fuse holder base features an M6 mounting hole and an M6 slot measuring 6mm long
  • Options for stainless steel or zinc-plated steel M8 studs and hardware help ensure long-term corrosion resistance
  • Flexible cover has a UL 94 V-0 flammability rating

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Automotive Fuse Blocks

Product SeriesST ATO®

Features

  • Snap-on insulating cover (included) with label recesses & spare fuse holder
  • Screw termination
  • Integrated negative busbar
  • Includes sheet of circuit identification labels

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  • Centralizes wiring to a convenient location
  • Insulating cover provides circuitry protection
  • Continuous current rating of 100A

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Product SeriesMDB

Features

  • Internally bussed for high-current power distribution
  • Accepts two or three MIDI® fuses (sold separately), depending on the configuration
  • Sealed box has IPX7 and IPX9K ratings to ensure a waterproof enclosure that can be mounted in exposed locations or near the battery
  • AssureLatch™ yellow positive-sealing latches keep the cover securely in place while allowing for fast service
  • Cover features a built-in spot for keeping a spare fuse, which allows simple replacement
  • Outside of the cover has a spot for a fuse label to identify the protected circuits
  • Included tether connects the cover to the base to prevent loss during service
  • Optional cable seals are available for various wire sizes
  • M5 thread studs are included for fuse installation

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Product SeriesLX

Features

  • Multi-fuse holder protects up to 4 high-amperage and 6 low-amperage circuits (30-200A MIDI® fuses and 1-40A ATO® fuses)
  • Compact 6.5" x 5" x 2" 10-way fuse box eliminates battery-box clutter, saves space, and reduces overall system costs
  • AssureLatch™ technology seals unit to an IP59K rating, protecting fuses against road splash and high-pressure, high-temperature wash fluid
  • Model 880094 provides one fused input feeding the unit and other fuses, while model 880089 has an unfused input feeding the fuse circuits
  • Ignition protected to SAE J1171 and ISO 8846 for installation in a battery box or on vehicles carrying hazardous loads
  • Provides a collection point for negative returns
  • Tethered cover prevents loss during servicing
  • Storage is provided for an included ATO® fuse puller, spare fuses (sold separately), and attachment screws (not included)

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Bolt-Down Fuses - Automotive Aftermarket

Product SeriesMEGA

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Blade Fuses/Shunts - Automotive Aftermarket

Product SeriesATO

Features

  • Fast-acting
  • Available with ampere ratings of 1 A to 40 A
  • Operate at up to 125 ○C
  • Interrupting ratings of 1 kA at 32 V dc
  • PA66 housings with UL flammability ratings of V-2
  • Tin-plated zinc alloy terminals
  • Net weight 1.4 g 5 % per fuse
  • Comply with SAE J1284 and ISO 8820-3 and CSA Certified (File No. 29862)
  • UL Listed (File AU 1410)
  • Certified lead-free and RoHS compliant

Benefits

  • Color-coding indicates ampere rating
  • See-through housings make it easier to see when fuses blow
  • High-contrast ampere rating stamps aid identification
  • Depending on use, ATO fuses can replace fuses with the same ratings from the ATOF® series and ATO Silver series


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Blade Fuses/Shunts - Automotive Aftermarket

Product SeriesMINI

Features

  • Fast-acting
  • Available with ampere ratings of 2 A to 30 A
  • Interrupting ratings of 1 kA at 32 V dc
  • Operate at up to 125 °C
  • Tin-plated zinc alloy terminals
  • PA66 housing with UL flammability ratings of V-2
  • Net weight 0.57 g ±5 % per fuse
  • Comply with SAE J2077 and ISO 8820-3
  • UL Listed
  • Certified lead-free and RoHS compliant

Benefits

  • Color coding indicates ampere rating
  • See-through housings make it easier to see when fuses blow
  • High-contrast ampere rating stamps on housings aid identification


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MIDI

Product Series498

Features

  • Available with ampere ratings of 30 A to 200 A
  • Interrupting rating of 2 kA at 32 V dc
  • Tin-plated copper terminals
  • Clear covers with UL 94 flammability ratings of HB on 30 A to 100 A fuses
  • Black housings with UL 94 flammability ratings of V-0
  • 40 A to 100 A fuses comply with UL 248-1 as Special Purpose Fuses (UL file E71611) and Directive 2011/65/EU
  • M5 (4.5 Nm ±1 Nm) and M6 (6 Nm ±1 Nm) mounting holes
  • Certified lead-free and RoHS compliant

Benefits

  • Color-coded ampere labels aid identification
  • Clear covers make it easier to see when fuses blow
  • Available with one or two mounting holes

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Product SeriesHWB12

Features

  • Holds six MINI® fuses or a combination of MINI® fuses, MINI® circuit breakers, 4-pin SPST relays, and 5-pin SPDT relays
  • 135 A maximum total continuous current
  • Clear or black cover sealed to an IP67 rating ensures waterproofing and dustproofing
  • AssureLatch™ positive-sealing latches keep the cover securely in place while allowing for fast service
  • Thermoplastic base with a UL 94 V-0 flammability rating
  • Terminal position assurance locks help prevent disconnection of wires due to vibration and accidental snagging
  • Optional foam insert available for relay retention
  • High-temperature gore vents allow heat and pressure to be released while maintaining IP ratings

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Product SeriesLED Pilot Lights

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Busbars & Terminal Blocks

Product SeriesM-42X - Terminal Blocks

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Standard High-Current Relays

Product SeriesContinuous Duty SPST

Features

  • Configurations with 6 V, 12 V, 24 V, or 36 V coil ratings are available
  • Models are available with a 65 A, 85 A, 110 A, or 200 A continuous current rating for handling high current loads
  • Insulated and grounded options allow you to match the requirements of your application
  • SPST or latched SPST circuitry, depending on the model
  • Large 5/16"-24 copper power studs and small #10-32 steel coil studs (for the control circuit) are heavy and durable
  • Plated steel housing with PVC-coated options available for applications requiring a sealed solenoid to withstand moisture and dust to an IP66 rating
  • Potted interior on select models offers vibration resistance

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School Buses Resources

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