Standard Heavy Duty Series - 25A Standard Heavy Duty Toggle Switches

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Littelfuse Toggle Switches are designed for universal applications within harsh environments. Their mounting, body, and actuator features are designed for ease-of-use and extended product lifecycle. The Standard Heavy Duty Toggle Switch Series is our most robust series of toggle switches, available in several configurations of actuators and circuitries.

Specifications Overview

  • Mounting: Nickel Plated Brass Face Nut through 15/32 (11.90mm) Panel Hole
    • Part Number 5520: Black Finished Face Nut
  • Voltage Ratings: 10A at 36V DC
    • 15A at 24V DC
    • 25A at 12V DC

Access specifications, certifications, check availability and order parts below

Catalog #Current Rating (Continuous) in AmpsCurrent Rating (Max)Voltage Rating MaxCircuitryPositionsInput TerminalsHousingActuatorActuator DetailsMounting MethodPanel ThicknessContact MaterialRecommended TorqueCompare
550141036SPSTOn - None - Off2 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face and Hex NutUp to 1/4 (6.35mm) thickSilver
55014-051036SPSTOn - None - Off2 BladePlastic with Plated Steel CapStandardNickel-Plated Brass - 17.46mmNickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55014-BP1036SPSTOn - None - Off2 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55014-BX1036SPSTOn - None - Off2 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
550151036SPDTOn - None - On3 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55015-BX1036SPDTOn - None - On3 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass Bright Finish - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
550161036SPDTOn - Off - On3 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55016-061036On - Off - On3 BladeStandardBlack Finished Face NutSilver
550171036DPSTOn - None - Off4 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55017-021036DPSTOn - None - Off4 BladePlastic with Plated Steel CapStandardNickel-Plated Brass - 17.46mmNickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
550181036DPDTOn - None - On6 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55018-011036DPDTOn - None - On4 BladePlastic with Plated Steel CapStandardNickel-Plated Brass - 17.46mmNickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55018-BX1036DPDTOn - None - On6 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
550191036DPDTOn - Off - On6 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55019-BP1036DPDTOn - Off - On6 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55019-BX1036DPDTOn - Off - On6 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
550201036SPSTOff - None - Momentary On2 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55020-021036SPSTOff - None - Mom On2 BladePlastic Bakelite with Plated Steel CapNickel Plated Brass Face NutSilver
55020-041036SPSTOn (Off) - None - Momentary On2 Leads (203mm 16AWG Stripped)Plastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55020_04_BP1036SPSTOn (Off) - Momentary On2 Leads (203mm 16AWG Stripped)Plastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55020-04-BX1036SPSTOn (Off) - None - Momentary On2 Leads (203mm 16AWG Stripped)Plastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55020-BP1036SPSTOff - None - Momentary On2 ScrewPlastic with Plated Steel CapStandard ToggleChrome-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55020-BX1036SPSTOff - None - Momentary On2 ScrewPlastic with Plated Steel CapStandard ToggleChrome-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
550211036SPDTMomentary On - Off - Momentary On3 ScrewBlack Plastic Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutSilver
55021-041036SPDTMomentary On - Off - Momentary On3 ScrewNickel Plated Brass Face NutSilver
55021-071036SPDTMomentary On - Off - Momentary On3 Leads (203mm 16AWG Cut)Weather-Resistant PVC-Coated Plasticized HousingStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 3/16 (4.76mm) thickSilver
55021-07-BP1036SPDTMomentary On - Off - Momentary On3 Leads (203mm 16AWG Cut)Weather-Resistant PVC-Coated Plasticized HousingStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 3/16 (4.76mm) thickSilver
55021-07-BX1036SPDTMomentary On - Off - Momentary On3 Leads (203mm 16AWG Cut)Weather-Resistant PVC-Coated Plasticized HousingStandard ToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 3/16 (4.76mm) thickSilver
55021-081036SPDTMomentary On - Off - Momentary On3 ScrewPlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 38.10mmNickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55021-BP1036SPDTMomentary On - Off - Momentary On3 ScrewPlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 38.1Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55021-BX1036SPDTMomentary On - Off - Momentary On3 ScrewPlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 38.1Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
550231036SPSTOn - None - Off2 ScrewNickel Plated Brass Face NutSilver
55033-01Momentary OnToggleNickel-Plated Brass - 17.4625Nickel Plated Brass Face NutUp to 1/4 (6.35mm) thickSilver
55033-01-BX1036SPDTMomentary On - Off - Momentary On3 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55033-021036SPDTMomentary On - Off - Momentary On3 BladePlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 38.10mmUp to 1/4 (6.35mm) thickSilver
550361036SPDTOn - Off - On3 Leads (241mm 16AWG Terminated)Plastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55036-BX1036SPDTOn - Off - On3 Leads (241mm 16AWG Terminated)Plastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
550372512SPSTOn (Mom) - OffTwo Male Blade TerminalsBlack Plastic
55037-BX2512SPSTOn (Mom) - OffTwo Male Blade TerminalsBlack Plastic
550461036DPDTMomentary On - Off - Momentary On4 BladePhenolic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Silver
55046-BX1036DPDTMomentary On - Off - Momentary On4 BladePhenolic with Plated Steel CapStandard ToggleChrome-Plated Brass - 11.938Silver
55049-011036SPSTOn - None - Momentary Off2 BladePlastic with Plated Steel CapStandardNickel-Plated Brass - 17.46mmUp to 1/4 (6.35mm) thickSilver
55052-011036SPSTOn - Momentary Off - Not Applicable2 BladePlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 38.10mmUp to 1/4 (6.35mm) thickSilver
550541036DPDTMomentary On - Off - Momentary On6 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55054-041036DPDTMomentary On - Off - Momentary On6 ScrewPlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 38.10mmUp to 1/4 (6.35mm) thickSilver
55054-04-BX1036DPDTMomentary On - Off - Momentary On6 ScrewPlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 38.1Up to 1/4 (6.35mm) thickSilver
55054-BP1036DPDTMomentary On - Off - Momentary On6 ScrewBlack Bakelite with Plated Steel CapStandard ToggleNickel-Plated Brass - 25.4Up to 1/4 (6.35mm) thickSilver
55054-BX1036DPDTMomentary On - Off - Momentary On6 ScrewBlack Bakelite with Plated Steel CapStandard / LongNickel-Plated Brass - 25.4Up to 1/4 (6.35mm) thickSilver
550551036SPSTOff - None - On2 BladeCAD Plated SteelStandard / LongNickel-Plated Brass - 38.1Silver
55055-011036SPSTOn - None - Off2 ScrewPlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55055-BP1036SPSTOff - None - On2 BladeCAD Plated SteelStandard / LongNickel-Plated Brass - 38.1Up to 1/4 (6.35mm) thickSilver
55055-BX1036SPSTOff - None - On2 BladeCAD Plated SteelStandard / LongNickel-Plated Brass - 38.1Up to 1/4 (6.35mm) thickSilver
550571036DPDTOn - Off - On6 BladePlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 38.1Up to 1/4 (6.35mm) thickSilver
55065-021036DPDTMomentary On - Off - Momentary On6 BladePlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 38.1Up to 1/4 (6.35mm) thickSilver
55065-02-BX1036DPDTMomentary On - Off - Momentary On6 BladePlastic with Plated Steel CapStandard / LongNickel-Plated Brass - 38.1Up to 1/4 (6.35mm) thickSilver
55065-031036DPDTMomentary On - Off - Momentary On6 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55065-03-BX1036DPDTMomentary On - Off - Momentary On6 BladePlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
550811036DPDTMomentary On - Off - On6 BladePlastic with Plated Steel CapStandardNickel-Plated Brass - 17.46mmUp to 1/4 (6.35mm) thickSilver
550881036SPDTOn - Off - Momentary On3 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55088-BP1036SPDTOn - Off - Momentary On3 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55088-BX1036SPDTOn - Off - Momentary On3 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
550941036DPDTMomentary On - On - Off4 ScrewSilver
55107-012512SPDTOn - None - On12 BladeBlack Plastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickCopper and Bronze
55107-01-BX2512SPDTOn - None - On12 BladeBlack Plastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickCopper and Bronze
55201036SPSTOn - None - Off2 ScrewPlastic Bakelite with Plated Steel CapStandard ToggleNickel-Plated Brass - 11.938Silver
5520-BP1036SPSTOn - None - Off2 ScrewPlastic Bakelite with Plated Steel CapStandard / LongNickel-Plated Brass - 11.938Up to 1/4 (6.35mm) thickSilver
5520-BX1036SPSTOn - None - Off2 ScrewPlastic Bakelite with Plated Steel CapStandard / LongNickel-Plated Brass - 11.938Up to 1/4 (6.35mm) thickSilver
55821036SPSTOn - None - Off2 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5582-101036SPSTOn - None - Off2 Leads (203mm 16AWG Stripped) 1 Plug - 2 Leads (203mm 6AWG Stripped) 1 PlugWeather-Resistant PVC-Coated Plasticized HousingStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5582-10-BX1036SPSTOn - None - Off2 Leads (203mm 16AWG Stripped) 1 PlugWeather-Resistant PVC-Coated Plasticized HousingStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5582-251036SPSTOn - Off2 Leads (158mm 16AWG Stripped)Nickel-Plated BrassStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5582-271036SPSTOn - None - OffPackard Connector #15300002Plastic with Boot CapStandard ToggleNickel-Plated Brass - 25.4Up to 1/4 (6.35mm) thickSilver
5582-30-BP1036SPSTOn - Off2 Leads (197.66mm 16AWG Stripped)Nickel-Plated Brass with Boot CapStandard ToggleNickel-Plated Brass - 27.79Up to 1/4 (6.35mm) thickSilver
5582-BP1036SPSTOn - None - Off2 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5582-BX1036SPSTOn - None - Off2 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5582-10-BP1036SPST2 Leads (203mm 16AWG Stripped) 1 Plug - 2 Leads (203mm 6AWG Stripped) 1 PlugWeather-Resistant PVC-Coated Plasticized HousingStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilverOn - None - Off
55841036SPDTOn - None - On3 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5584-111036SPDTOn - None - On3 ScrewSilver
5584-151036SPDTOn - None - On3 WireSilver
5584-BX1036SPDTOn - None - On3 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55861036SPDTOn - Off - On3 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5586-BP1036SPDTOn - Off - On3 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5586-BX1036SPDTOn - Off - On3 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55881036DPSTOn - None - Off4 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5588-BP1036DPSTOn - None - Off4 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5588-BX1036DPSTOn - None - Off4 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55901036DPDTOn - None - On6 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5590-BX1036DPDTOn - None - On6 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
55921036DPDTOn - Off - On6 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5592-BP1036DPDTOn - Off - On6 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
5592-BX1036DPDTOn - Off - On6 ScrewPlastic with Plated Steel CapStandard ToggleNickel-Plated Brass - 17.4625Up to 1/4 (6.35mm) thickSilver
Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s)
55014-05 SW TGL SPST RoHS No 02/13/2019 PbFree No
55016-06 SW TGL SPDT CO RoHS No PbFree No
55019 SW TGL DPDT CO RoHS No 02/18/2019 PbFree No
55019-BX TGL SW 3POS DPDT ON/OFF/ON 25A/12VDC RoHS No PbFree No
55020 TGL SW 2POS SPST MOM/OFF 25A/12VDC RoHS No 02/18/2019 PbFree No 02/18/2019 CoC_RoHS9_55020_09-25-2020 REACH209_Declaration_-Contain-_55020_09-25-2020 Yes
02/18/2019
Contains
55020-02 SW TGL SPST MOM RoHS No 02/18/2019 PbFree No 02/18/2019 Yes
02/18/2019
55020-04 SW TGL SPST MOM HENCOL 12 RoHS No 02/18/2019 PbFree No 02/18/2019 Yes
02/18/2019
55020-04-BX TGL SW 2POS SPST MOM/OFF 25A/12VDC SLD RoHS No PbFree No
55020-BX TGL SW 2POS SPST MOM/OFF 15A/24VDC RoHS No PbFree No
55021 SW TGL SPDT MOM RoHS No 02/18/2019 PbFree No
55021-07 SW TGL SPDT MOM HENCOL 12 RoHS No 02/18/2019 PbFree No
55021-07-BX TGL SW 3POS SPDT MOM/OFF/MOM 25A/12VDC RoHS No PbFree No
55021-08 SW TGL SPDT MOM RoHS No 02/18/2019 PbFree No
55021-BX TGL SW 3POS SPDT MOM/OFF/MOM 25A/12VDC RoHS No PbFree No
55033-02 SW TGL SPDT CO RoHS No 02/18/2019 PbFree No
55036 SW TGL SPDT CO HENCOL 12 RoHS No 02/18/2019 PbFree No
55036-BX TGL SW 3POS SPDT ON/OFF/ON 15A/12VDC RoHS No PbFree No
55037 RoHS No PbFree No
55037-BX RoHS No PbFree No
55049-01 SW TGL SPST MOM RoHS No 02/18/2019 PbFree No
55052-01 SW TGL SPST MOM RoHS No 02/18/2019 PbFree No
55054 SW TGL DPDT MOM RoHS No 02/18/2019 PbFree No
55054-BX TGL SW 3POS DPDT MOM/OFF/MOM 25A/12VDC RoHS No PbFree No
55065-02 SW TGL DPDT MOM RoHS No 09/12/2017 PbFree No 09/12/2017 CoC_RoHS9_55065-02_09-12-2017 Yes
09/12/2017
55081 SW TGL DPDT RoHS No 02/18/2019 PbFree No 02/18/2019 CoC_RoHS9_55081_09-01-2020 REACH209_Declaration_-Contain-_55081_09-01-2020 Yes
02/18/2019
Contains
55088 SW TGL SPDT RoHS No 02/18/2019 PbFree No 02/18/2019 CoC_RoHS9_55088_09-01-2020 REACH209_Declaration_-Contain-_55088_09-01-2020 Yes
02/18/2019
Contains
55088-BX TGL SW 3POS SPDT ON/OFF/MOM 25A/12VDC RoHS No PbFree No
55094 SW TGL 3 POS RoHS No PbFree No
55107-01 TGL SW 2POS 4PDT ON/ON 25A/12VDC RoHS No PbFree No
55107-01-BX TGL SW 2POS 4PDT ON/ON 25A/12VDC RoHS No PbFree No
5582-10 SW TGL SPST HENCOL 12 RoHS No PbFree No
5582-10-BX TGL SW 2POS SPST ON/OFF 25A/12V SLD RoHS No 05/04/2020 PbFree No 05/04/2020 CoC_RoHS9_5582-10-BX_05-05-2020 Yes
05/04/2020
5582-25 TGL SW 2POS SPST ON/OFF LEAD WIRE SLD RoHS No 11/07/2017 PbFree No 11/07/2017 CoC_RoHS10_5582-25_11-08-2017 Yes
11/07/2017
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