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Circuit Protection:

35,326 Products Found
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Circuit Protection

(35,326)

  • Circuit Breakers (2,929)
  • ESD Protection Devices (3,360)
  • Fuses & Fuse Accessories (9,300)
  • Gas Discharge Tubes - GDT (700)
  • Line Conditioners (16)
  • Line Reactors (163)
  • Surge Protectors (375)
  • TVS - Transient Voltage Suppressors (15,016)
  • Thermistors (3,467)
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    W28-XQ1A-3
    POTTER&BRUMFIELD - TE CONNECTIVITY W28-XQ1A-3
    9659072

    Data Sheet

    RoHS

    POTTER&BRUMFIELD - TE CONNECTIVITY
    1. Thermal Circuit Breaker
    2. W28 Series
    3. 3 A
    4. 1 Pole
    5. 32 V
    6. 250 V
    7. Panel
    Each
    1+
    S$7.040
    (S$7.6736)
    10+
    S$6.130
    (S$6.6817)
    50+
    S$5.180
    (S$5.6462)
    100+
    S$4.300
    (S$4.687)
    200+
    S$3.970
    (S$4.3273)
    More Pricing...
    Min: 1 / Mult: 1
    W28 Series
    B72220P3421K101
    EPCOS B72220P3421K101
    1781942

    Data Sheet

    RoHS

    EPCOS
    1. TVS Varistor
    2. 420 V
    3. 560 V
    4. SuperioR-MP
    5. 1.12 kV
    6. Disc 20mm
    7. Metal Oxide Varistor (MOV)
    Each
    1+
    S$2.090
    (S$2.2781)
    10+
    S$2.000
    (S$2.180)
    25+
    S$1.910
    (S$2.0819)
    50+
    S$1.810
    (S$1.9729)
    100+
    S$1.720
    (S$1.8748)
    More Pricing...
    Min: 1 / Mult: 1
    SuperioR-MP
    0218.200MXP
    LITTELFUSE 0218.200MXP
    1596542

    Data Sheet

    RoHS

    LITTELFUSE
    1. Fuse
    2. Cartridge
    3. Time Delay
    4. 200 mA
    5. 250 V
    6. 5mm x 20mm
    7. 0.2" x 0.79"
    8. 218
    Each
    10+
    S$1.500
    (S$1.635)
    50+
    S$1.460
    (S$1.5914)
    100+
    S$1.310
    (S$1.4279)
    500+
    S$1.100
    (S$1.199)
    Min: 10 / Mult: 10
    218
    MCVZ1206M380AGT
    MULTICOMP PRO MCVZ1206M380AGT
    2449682

    Data Sheet

    RoHS

    MULTICOMP PRO
    1. TVS Varistor
    2. 30 V
    3. 38 V
    4. MCVZ1206
    5. 77 V
    6. 1206 [3216 Metric]
    7. Multilayer Varistor (MLV)
    Each (Supplied on Full Reel)
    Full Reel
    Packaging Options
    3000+
    S$0.134
    (S$0.1461)
    15000+
    S$0.122
    (S$0.133)
    Min: 3000 / Mult: 3000
    MCVZ1206
    RF2561-000
    LITTELFUSE RF2561-000
    2752753

    Data Sheet

    RoHS

    LITTELFUSE
    1. Resettable Fuse
    2. PPTC
    3. PolySwitch RUEF Series
    4. 30 VDC
    5. 4 A
    6. 8 A
    7. 12.7 s
    8. Rectangular
    Each
    1+
    S$0.485
    (S$0.5286)
    10+
    S$0.388
    (S$0.4229)
    50+
    S$0.384
    (S$0.4186)
    Min: 1 / Mult: 1
    PolySwitch RUEF Series
    5SJ4232-7HG42
    SIEMENS 5SJ4232-7HG42
    3479631

    Data Sheet

    RoHS

    SIEMENS
    1. Thermal Magnetic Circuit Breaker
    2. MCB
    3. 5SJ4
    4. 2P
    5. 10 kA
    6. 277 V
    7. 32 A
    Each
    1+
    S$487.120
    (S$530.9608)
    5+
    S$457.700
    (S$498.893)
    10+
    S$439.410
    (S$478.9569)
    Min: 1 / Mult: 1
    SENTRON Series
    RF2946-000
    LITTELFUSE RF2946-000
    3930101

    Data Sheet

    RoHS

    LITTELFUSE
    1. ESD Protection Device
    2. 9.2 V
    3. 0402 [1005 Metric]
    4. 3 Pins
    5. 7 V
    6. SPA SESD Series
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    S$0.605
    (S$0.6594)
    10+
    S$0.429
    (S$0.4676)
    100+
    S$0.335
    (S$0.3652)
    Min: 1 / Mult: 1
    SPA SESD Series
    RF2946-000
    LITTELFUSE RF2946-000
    3930101RL

    Data Sheet

    RoHS

    LITTELFUSE
    1. ESD Protection Device
    2. 9.2 V
    3. 0402 [1005 Metric]
    4. 3 Pins
    5. 7 V
    6. SPA SESD Series
    Each (Supplied on Cut Tape)
    Re-Reel
    Packaging Options
    100+
    S$0.335
    (S$0.3652)
    Min: 100 / Mult: 1
    SPA SESD Series
    MF-RHS500-0
    BOURNS MF-RHS500-0
    4313406

    Data Sheet

    RoHS

    BOURNS
    1. Resettable Fuse
    2. PPTC
    3. MF-RHS Series
    4. 16 V
    5. 5 A
    6. 10 A
    7. 5.8 s
    8. Rectangular
    Each
    1+
    S$0.545
    (S$0.594)
    50+
    S$0.415
    (S$0.4524)
    100+
    S$0.406
    (S$0.4425)
    Min: 1 / Mult: 1
    -
    70-065-63 10A
    SIBA 70-065-63 10A
    1175122

    Data Sheet

    RoHS

    SIBA
    1. Fuse
    2. Cartridge
    3. Fast Acting
    4. 10 A
    5. 500 V
    6. 6.3mm x 32mm
    7. 1/4" x 1-1/4"
    Each
    10+
    S$1.260
    (S$1.3734)
    50+
    S$1.100
    (S$1.199)
    100+
    S$1.000
    (S$1.090)
    250+
    S$0.922
    (S$1.005)
    Min: 10 / Mult: 10
    -
    SRV05-4.TCT
    SEMTECH SRV05-4.TCT
    1456415

    Data Sheet

    RoHS

    SEMTECH
    1. ESD Protection Device
    2. TVS
    3. 17.5 V
    4. SOT-23
    5. 6 Pins
    6. 5 V
    7. 300 W
    8. RailClamp SR Series
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    S$1.270
    (S$1.3843)
    10+
    S$0.998
    (S$1.0878)
    100+
    S$0.853
    (S$0.9298)
    500+
    S$0.777
    (S$0.8469)
    1000+
    S$0.771
    (S$0.8404)
    More Pricing...
    Min: 1 / Mult: 1
    RailClamp SR Series
    0217.500MXP
    LITTELFUSE 0217.500MXP
    1354567

    Data Sheet

    RoHS

    LITTELFUSE
    1. Fuse
    2. Cartridge
    3. Fast Acting
    4. 500 mA
    5. 250 V
    6. 5mm x 20mm
    7. 0.2" x 0.79"
    8. 217
    Each
    1+
    S$0.417
    (S$0.4545)
    50+
    S$0.347
    (S$0.3782)
    100+
    S$0.319
    (S$0.3477)
    250+
    S$0.288
    (S$0.3139)
    500+
    S$0.265
    (S$0.2888)
    More Pricing...
    Min: 1 / Mult: 1
    217
    SL32 10015
    AMETHERM SL32 10015
    1653459

    Data Sheet

    RoHS

    AMETHERM
    1. Thermistor
    2. ICL NTC
    3. 10 ohm
    4. -20% to +20%
    5. Radial Leaded
    6. SL32 Series
    Each
    1+
    S$3.520
    (S$3.8368)
    10+
    S$3.260
    (S$3.5534)
    100+
    S$2.490
    (S$2.7141)
    500+
    S$2.070
    (S$2.2563)
    1000+
    S$1.910
    (S$2.0819)
    More Pricing...
    Min: 1 / Mult: 1
    SL32
    0215010.TXP
    LITTELFUSE 0215010.TXP
    1354617

    Data Sheet

    RoHS

    LITTELFUSE
    1. Fuse
    2. Cartridge
    3. Time Delay
    4. 10 A
    5. 250 V
    6. 5mm x 20mm
    7. 0.2" x 0.79"
    8. 215
    Each
    1+
    S$1.710
    (S$1.8639)
    50+
    S$1.420
    (S$1.5478)
    100+
    S$1.310
    (S$1.4279)
    250+
    S$1.160
    (S$1.2644)
    500+
    S$1.090
    (S$1.1881)
    More Pricing...
    Min: 1 / Mult: 1
    215
    0031.8201
    SCHURTER 0031.8201
    1162740

    Data Sheet

    RoHS

    SCHURTER
    1. Fuseholder
    2. Open Design
    3. 500V
    4. 10A
    5. 5 x 20mm
    6. Through Hole
    7. Black
    Each
    1+
    S$1.230
    (S$1.3407)
    5+
    S$1.160
    (S$1.2644)
    10+
    S$1.080
    (S$1.1772)
    20+
    S$1.020
    (S$1.1118)
    40+
    S$0.955
    (S$1.041)
    More Pricing...
    Min: 1 / Mult: 1
    OGN
    MST 2.5A 250V
    MULTICOMP PRO MST 2.5A 250V
    1566104

    Data Sheet

    RoHS

    MULTICOMP PRO
    1. Fuse
    2. PCB Leaded
    3. PV
    4. EV
    5. New Energy
    6. 2.5 A
    7. 250 V
    8. MST
    9. Slow Blow
    10. Radial Leaded
    Each
    10+
    S$0.347
    (S$0.3782)
    50+
    S$0.266
    (S$0.2899)
    100+
    S$0.245
    (S$0.267)
    250+
    S$0.240
    (S$0.2616)
    500+
    S$0.235
    (S$0.2562)
    Min: 10 / Mult: 10
    MST
    S505-2-R
    EATON BUSSMANN S505-2-R
    1123118

    Data Sheet

    RoHS

    EATON BUSSMANN
    1. Fuse
    2. Cartridge
    3. Time Delay
    4. 2 A
    5. 250 V
    6. 5mm x 20mm
    7. 0.2" x 0.79"
    8. S505
    Each
    10+
    S$0.366
    (S$0.3989)
    50+
    S$0.348
    (S$0.3793)
    100+
    S$0.324
    (S$0.3532)
    500+
    S$0.300
    (S$0.327)
    Min: 10 / Mult: 10
    S505
    MCCQ-121
    MULTICOMP PRO MCCQ-121
    1586596

    Data Sheet

    RoHS

    MULTICOMP PRO
    1. Fuseholder
    2. PCB Mount
    3. Automotive
    4. 250V
    5. 15A
    6. ATO
    7. Solder
    8. Through Hole
    Each
    1+
    S$1.140
    (S$1.2426)
    15+
    S$0.823
    (S$0.8971)
    100+
    S$0.658
    (S$0.7172)
    500+
    S$0.587
    (S$0.6398)
    Min: 1 / Mult: 1
    -
    FLU11A
    LITTELFUSE FLU11A
    4518494

    Data Sheet

    RoHS

    LITTELFUSE
    1. Fuse
    Each
    1+
    S$49.130
    (S$53.5517)
    5+
    S$44.180
    (S$48.1562)
    10+
    S$39.730
    (S$43.3057)
    20+
    S$36.790
    (S$40.1011)
    Min: 1 / Mult: 1
    FLU Series
    SP0503BAHTG
    LITTELFUSE SP0503BAHTG
    1827633

    Data Sheet

    RoHS

    LITTELFUSE
    1. ESD Protection Device
    2. TVS
    3. 8.5 V
    4. SOT-143
    5. 4 Pins
    6. 5.5 V
    7. SPA SP05 Series
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    S$0.877
    (S$0.9559)
    10+
    S$0.725
    (S$0.7902)
    100+
    S$0.590
    (S$0.6431)
    500+
    S$0.520
    (S$0.5668)
    1000+
    S$0.445
    (S$0.485)
    More Pricing...
    Min: 1 / Mult: 1
    SPA SP05 Series
    ESD9L5.0ST5G
    ONSEMI ESD9L5.0ST5G
    1651639

    Data Sheet

    RoHS

    ONSEMI
    1. ESD Protection Device
    2. 9.8 V
    3. SOD-923
    4. 2 Pins
    5. 5 V
    6. 150 mW
    7. ESD9L
    Each (Supplied on Cut Tape)
    Cut Tape
    5+
    S$0.313
    (S$0.3412)
    10+
    S$0.215
    (S$0.2344)
    100+
    S$0.096
    (S$0.1046)
    500+
    S$0.083
    (S$0.0905)
    8000+
    S$0.065
    (S$0.0708)
    More Pricing...
    Min: 5 / Mult: 5
    ESD9L
    RXEF010
    LITTELFUSE RXEF010
    1175857

    Data Sheet

    RoHS

    LITTELFUSE
    1. Resettable Fuse
    2. PPTC
    3. PolySwitch RXEF
    4. 60 VDC
    5. 100 mA
    6. 200 mA
    7. 4 s
    8. Round
    Each
    1+
    S$0.501
    (S$0.5461)
    10+
    S$0.378
    (S$0.412)
    50+
    S$0.356
    (S$0.388)
    100+
    S$0.334
    (S$0.3641)
    200+
    S$0.311
    (S$0.339)
    More Pricing...
    Min: 1 / Mult: 1
    PolySwitch RXEF
    0218.500MXP
    LITTELFUSE 0218.500MXP
    1271689

    Data Sheet

    RoHS

    LITTELFUSE
    1. Fuse
    2. Cartridge
    3. Time Delay
    4. 500 mA
    5. 250 V
    6. 5mm x 20mm
    7. 0.2" x 0.79"
    8. 218
    Each
    1+
    S$1.550
    (S$1.6895)
    50+
    S$0.876
    (S$0.9548)
    100+
    S$0.816
    (S$0.8894)
    250+
    S$0.781
    (S$0.8513)
    500+
    S$0.746
    (S$0.8131)
    More Pricing...
    Min: 1 / Mult: 1
    218
    MINISMDC110F/24-2
    LITTELFUSE MINISMDC110F/24-2
    1345925

    Data Sheet

    RoHS

    LITTELFUSE
    1. Resettable Fuse
    2. PPTC
    3. 1812 (4532 Metric)
    4. PolySwitch miniSMDC Series
    5. 24 VDC
    6. 1.1 A
    7. 2.2 A
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    S$0.715
    (S$0.7794)
    50+
    S$0.544
    (S$0.593)
    100+
    S$0.502
    (S$0.5472)
    250+
    S$0.407
    (S$0.4436)
    500+
    S$0.376
    (S$0.4098)
    More Pricing...
    Min: 1 / Mult: 1
    PolySwitch miniSMDC Series
    B72210S0271K101
    EPCOS B72210S0271K101
    1004390

    Data Sheet

    RoHS

    EPCOS
    1. TVS Varistor
    2. MOV
    3. 275 V
    4. 350 V
    5. B722 Series
    6. 710 V
    7. Radial Leaded
    8. Metal Oxide Varistor (MOV)
    Each
    1+
    S$0.384
    (S$0.4186)
    10+
    S$0.239
    (S$0.2605)
    50+
    S$0.219
    (S$0.2387)
    200+
    S$0.198
    (S$0.2158)
    400+
    S$0.185
    (S$0.2016)
    More Pricing...
    Min: 1 / Mult: 1
    B722 Series
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