Circuit Protection

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  1. SIEMENS P&B - W58XA4A12B-20 - Circuit breaker. SP 20Amp 250VAC/50VDC.
    SIEMENS P&B - W58XA4A12B-20 - Circuit breaker. SP 20Amp 250VAC/50VDC.
    Special Price $3.98 Regular Price $4.50 As low as $2.98
    IN STOCK - MORE THAN 100 READY TO SHIP!

    SIEMENS P&B - W58XA4A12B-20 Circuit breaker.

    SP 20Amp 250VAC/50VDC.

    Thermal-type.

    Single hole mount.

    Recessed button can not be pulled out to disconnect circuit.

    Continuously carries 100% of rated load.

    Dimensions: 1.394" wide x 0.660" deep x 1.381" high, plus threaded bushing 0.292" long.

    Contacts: 1/4" quick connect terminals.

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  2. Heinemann / Eaton - AM1-Z204-64 - Circuit breaker. SP 5.5Amp 65VDC.
    Heinemann / Eaton - AM1-Z204-64 - Circuit breaker. SP 5.5Amp 65VDC.
    Special Price $3.67 Regular Price $4.89
    Circuit breaker. SP 5.5Amp 65VDC. Trip amp: 6.87Amp. Auxiliary switch: 5Amp 250VAC. Note: Double marked: AM1-B1-A. Learn More
  3. E-T-A - ETA  - 41-04-PR-6.0A - Thermal Overcurrent Circuit Breakers. 250VAC 6Amp.
    E-T-A - ETA - 41-04-PR-6.0A - Thermal Overcurrent Circuit Breakers. 250VAC 6Amp.
    Special Price $2.98 Regular Price $4.50 As low as $1.98
    IN STOCK - MORE THAN 1,000 READY TO SHIP!

    E-T-A - ETA - 41-04-PR-6.0A - Thermal Overcurrent Circuit Breakers. 250VAC / 48 VDC 6Amp.

    Circuit Breakers Miniaturised single pole thermal circuit breaker with push-to-reset tease free, trip-free, snap action mechanism (R-type TO CBE to EN 60934) for PCB mounting. Approved to CBE standard EN 60934 (IEC 60934).

    Status: Discontinued

    Thermal Overcurrent Circuit Breakers, 1 Pole.

    Solder Terminal Pins for PCB Mount

    Max. Voltage: 250VAC / 48VDC

    Current Rating: 6Amp.

    Internal Resistance: =/< 0.05 ohm

    Insulation Resistance: > 100 MΩ (DC 500 V)

    Actuator Type: Button

    Mount: PCB.

    Dimensions: 0.75" Wide x 0.44" High x 1.6" Deep Overall. (27.6mm X 11mm X 19.2mm)

    Applications: Motors, transformers, solenoids, printed circuit boards, hand-held machines and appliances, marine applications, caravans.

    Approvals: UL CSA

    New Old Stock

     

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  4. ECS INC - ZTA-3.58MG - Ceramic Resonator 3.58MHz. Package of 10.
    ECS INC - ZTA-3.58MG - Ceramic Resonator 3.58MHz. Package of 10.
    Special Price $3.98 Regular Price $5.00 As low as $2.98

    ECS INC - ZTA-3.58MG - Filter/Resonator.

    Ceramic Resonator 3.58MHz,

    Impedance: 30 Ohm. Tolerance: 0.5%.

    Supply Voltage: 100V

    Dimensions: 10mm wide x 5mm deep x 7.5mm High.

    Package: 2 Pin Radial Leads.

    Lead Spacing: 5mm.

    Note: Extended Temperature Range.

    Additional Information: https://ecsxtal.com/store/pdf/ZTAR.pdf

    Package of 10.

     

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  5. CLARE - CM3P-350L - Gas Tube Arrestor. Transient protector.
    CLARE - CM3P-350L - Gas Tube Arrestor. Transient protector.
    Special Price $2.98 Regular Price $3.50 As low as $2.49

    CLARE - CM3P-350L Gas Tube Arrestor.

    DC Breakdown Voltage: 350V.

    Tolerance: 20%.

    Transient Protector.

    Impulse Breakdown Voltage: 1200V max.

    Capacitance: 2pF max.

    Material: Ceramic tube sealed at both by electrodes, and inside it is filled by inert gas.

    Package: 3 radial leads.

    Lead spacing: 6mm.

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  6. E-T-A - ETA - 1658-A00-00-P10-20A - Circuit Breaker. Type 1658, 20Amp 120/125VAC, 28VDC, Self Resetting.
    E-T-A - ETA - 1658-A00-00-P10-20A - Circuit Breaker. Type 1658, 20Amp 120/125VAC, 28VDC, Self Resetting.
    Special Price $3.98 Regular Price $6.00 As low as $2.98
    READY TO SHIP - ONLY 65 LEFT IN STOCK!

    E-T-A - ETA - 1658-A00-00-P10-20A - Circuit Breaker. Type 1658, 20Amp 120/125VAC, 28VDC, Self Resetting.

    Series: 1658       

    Type: Thermal Overcurrent        

    Current Rating: 20 A      

    Voltage Rating AC: 120/125 VAC        

    Voltage Rating DC: 28 VDC          

    Number of Poles: 1 Pole

    Actuator Type: Self-Reset            

    Operating Temperature: - 20 C to + 60 C

    Dimensions: Height: 14 mm, Length: 27 mm, Width: 32 mm        

    Mounting Style: Panel Mount    

    Termination Style: Blade     

    Unit Weight: 1.304431 oz

    Approvals: CSA C22.2 No 235, IEC 60934, UL1077, UL1500

     

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  7. LITTELFUSE - 371001A -  Fuse Holder, Extractor Post, 15A, 250V
    LITTELFUSE - 371001A - Fuse Holder, Extractor Post, 15A, 250V
    Special Price $1.98 Regular Price $2.50 As low as $1.49
    READY TO SHIP - ONLY 80 LEFT IN STOCK!

    LITTELFUSE - 371001A - Fuse Holder, Extractor Post

    Terminal Material: Brass

    Contact Material: Beryllium Copper 

    Body Material: Molded Plastic, Phenolic 

    Voltage: 250 V

    Current Rating: 10 A

    Fuse Type: 3AG, 3AB

    Mount: Panel Mount, Screw Slot

    Accomodate Fuse Length: 1.00"

    Bushing Diameter: 0.500"

    Overall Dimensions: L 2.125" X W 0.813"

    Alternates: 41 B 720, 1087S, 371001, 40507057ALT8PC42, 40-507-057ALT8PC42, 40507064ALT11PC42, 40-507-064ALT11PC42, 40705782ALT2PC58, 40-705-782ALT2PC58, 6505925918ALT1PC58, 6505-925918ALT1PC58, 65X106488, 5920-00-228-4432, 00-228-4432, 5920002284432, 002284432

    NSN: 5920-00-228-4432

    Genuine Vintage Littelfuse - New Old Stock

    Applications: Instrumentation, Generator Sets, Commercial, Military.

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  8. LITTELFUSE - 345701A  - 03450701H - Fuse Holder, 345 Series Panel Mount Enclosed Fuse Holder. 3AG. 5X20, 2AG Fuses, 10Amp 600VAC
    LITTELFUSE - 345701A - 03450701H - Fuse Holder, 345 Series Panel Mount Enclosed Fuse Holder. 3AG. 5X20, 2AG Fuses, 10Amp 600VAC
    Special Price $3.98 Regular Price $5.00 As low as $2.98
    IN STOCK - MORE THAN 1,000 READY TO SHIP!

    LITTELFUSE - 345701A - 03450701H - Fuse Holder

    Type: Safe Shock

    Mount: Panel Mount - 1 Pole

    Fuse Holder, 345 Series Panel Mount Enclosed Fuse Holder, ''Shock-Safe''

    Electrical Rating: 20Amp 600VAC

    High Profile Screwdriver Head

    Right Angle Bottom Terminal

    Bottom Terminal is 1/4" Quick Connect

    Contact MaTERIAL: bRASS, tIN pLATED

    3AG Black Body.

    Temperature: -40 C to 85 C

    Accepts 3AG, 5 x 20mm, and 2AG fuse sizes

    Red Screwdriver Slot Cap (Flush with Holder) with slotted cap, no retaining nut.

    Note: 1/2" Plastic Hex Nut with flange Purchased Separately

    Alternate 03450701H, 3453HS7-010

     

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  9. General Instruments - 5KP30 - Transient Protection, Diode, Single Unidirectional, TVP. 37V 5KW.
    General Instruments - 5KP30 - Transient Protection, Diode, Single Unidirectional, TVP. 37V 5KW.
    Special Price $1.79 Regular Price $2.00 As low as $1.29

    General Instruments - 5KP30Transient Protection.

    Status: Discontinued

    Circuit protection. TVP, Transient Voltage Protector.

    37V 5KW.

    Package: Axial Leads.

    Note: Uni-directional.

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  10. E-T-A - 1658-G21-00-P13 - Circuit Breaker. Type 1658, 12Amp 250VAC 28VDC. Push Button Reset.
    E-T-A - 1658-G21-00-P13 - Circuit Breaker. Type 1658, 12Amp 250VAC 28VDC. Push Button Reset.
    Special Price $3.98 Regular Price $6.00 As low as $2.98
    IN STOCK - MORE THAN 500 READY TO SHIP!

    ETA - E-T-A - 1658-G21-00-P13 - 1658-G21-00-P13-12A - Thermal Overcurrent Circuit Breaker.

    Very cost effective design to meet international requirements. No exposed metal parts which are, or could become, current-carrying except for terminals. R-type TO CBE to EN 60934.

    SP 12Amp 250VAC.

    Manual Pushbutton Reset.

    Series 1658.

    Mount: Panel.

    Current Rating: 12Amp

    Voltage Ratings: 240 VAC, 28 VDC 

    Number of Post: 1

    Dimensions: 1.279" Long x 0.561" High x 1.284" Deep including 1/4" Male QC Terminals.

    Approvals: CSA C22.2 No 235, IEC 60934, UL1077, UL1500

    Applications: Battery chargers, consumer products, power supplies, motors.

    New Old Stock

    Made in the USA.

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  11. CKE - Z21L101 - MOV. 100V, 1watt, 30 joules.
    CKE - Z21L101 - MOV. 100V, 1watt, 30 joules.
    $3.00
    Metal oxide varistors. 100V, 60AC/85DC, 165V clamping voltage, 1watt, 30 joules.Package: 20mm radial leads. Learn More
  12. BUSSMANN - HLQ-1-6/10 - Bussman Fuse Holder 300VAC
    BUSSMANN - HLQ-1-6/10 - Bussman Fuse Holder 300VAC
    Special Price $3.98 Regular Price $6.50

    BUSSMANN - HLQ-1-6/10 - Fuse Holder

    Body Material: Thermoplastic

    Mount: Through Hole

    Current Rating: 1.6 A

    Termination: Wire

    Voltage Rating (AC): 300 V

    300VAC or less HLQ carrier comes with a 6" lead of 18AWG red insul solid copper attached to the line side, non-threaded.

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  13. Littlefuse Schurter - 8-045 - Fuse Holder. Clips. Package of 20.
    Littlefuse Schurter - 8-045 - Fuse Holder. Clips. Package of 20.
    Special Price $2.98 Regular Price $4.99
    IN STOCK - MORE THAN 100 READY TO SHIP!

    Fuse Holders Clips, Open Design for 5 X 20mm fuses.

    Material: Solid Brass.

    6.3 Amp, 500 VDC/500VAC

    Operating temperature: -40 C to 85 C

    Mount: PCB.

    New Old Stock

    Alternates: 0751.0052, OG0751.0052, BK-6005

    Package of 20.

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  14. Potter & Brumfield - W58XB1A4A-30 - Circuit breaker. 30Amp 250VAC/50VDC.
    Potter & Brumfield - W58XB1A4A-30 - Circuit breaker. 30Amp 250VAC/50VDC.
    $4.00

    Circuit breaker. 30Amp 250VAC/50VDC. Pushbutton. Recessed button can not be pulled out to disconnect circuit. Single hole mount. Dimensions: 1.377" wide x 0.660" deep x 1.386" high, plus threaded bushing 0.498" long. Contacts: 1/4" quick connect terminals. Double marked 375-230-101.

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  15. Mech Products - 1600-122-100 - Push Button Circuit Breakers.
    Mech Products - 1600-122-100 - Push Button Circuit Breakers.
    Special Price $3.98 Regular Price $4.50 As low as $2.49

    Mech Products - 1600-122-100 - Circuit Breaker, 10 Amp.125/250

    The Series 16 is a proven reliable, single-pole thermal circuit breaker designed for your equipment protection needs in the 0.5 to 70 amp range. The MP Series 16 is suitable for diverse applications such as Medical Equipment, Uninterruptable Power Systems (UPS), Portable Generators, Welders, Industrial Cleaning Equipment, and Transportation.

    Minimum Ultimate Trip:The Series 16 offers a minimum ultimate trip of 100% of rated current at 25°C/77°F.

    Maximum Ultimate Trip:Below 1A - 145%, Between 1A and 35A inclusive - 135%, At 40A and above - 140% of rated current at 25°C/77°F.

    Overload Capacity:10X of rated current for 5.0 A - 70.0A and 6X of rated current for 0.5A - 4.5A.

    Dielectric Strength:Series 16 has a dielectric strength that exceeds 1,500V per UL, CSA and VDE.

    Ignition Proof:The Series 16 in ratings of 0.5 - 70A conforms to USCG Title33, DFR, Section 183.410(a), per UL1500 standard for safety for ignition-protection test for marine products

    Mount: Panel Mount

    Connections: Straight 0.250" Quick Connect X 0.032" Thick

    Push Button Manual Reclosable.

    125/250VAC.

    10 Amp Current Rating.

    Dimensions: Body Length 1.22"  X Width 0.84" X Thickness 0.56" (31.0mm X 35.0MM X 14.2mm) 

    Body Length including contact connections: 1.66" (42.2mm) 

    UL, CSA

    New Old Stock

    Made in USA

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  16. CORCOM - F2079 - Filter. Unknown ratings.
    CORCOM - F2079 - Filter. Unknown ratings.
    Special Price $2.96 Regular Price $3.95
    Filter. Unknown ratings. Mount: 4 hole. Dimensions: 2" long x 1-1/3" wide x 1" high plus mount 1/3" additional each side with 2" centers. Learn More
  17. AIRPAX - R29-20308-1 - DUAL 15 Amp C/B with Aux Sw & Trip
    AIRPAX - R29-20308-1 - DUAL 15 Amp C/B with Aux Sw & Trip
    Special Price $3.38 Regular Price $4.50
    READY TO SHIP - ONLY 47 LEFT IN STOCK!

    SPDT-15AMP 32VDC/125VAC DUAL CIRCUIT BREAKERS 3AMP AUX SW AND 18-24VDC REMOTE KILL SWITCH UL&CSA SNAP-IN PANEL MOUNT about 1.3" x 1.4" mounts in rectangular hole - rocker switch on front - all Black - New

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  18. Gould P/N - CL-213728 - Fuse Clip. For 5mm Diameter Fuse. Package of 24.
    Gould P/N - CL-213728 - Fuse Clip. For 5mm Diameter Fuse. Package of 24.
    Special Price $2.98 Regular Price $4.00

    Gould P/N CL-213728 - Fuse Clip. For 5mm Diameter Fuse. Package of 24.

    For 5mmx 20mm Fuse. Single Ended.

    Current Rating: 15A

    Voltage Rating: 600V

    Material: Brass, Tin Plated

    Mount: PCB 2 Pin.

    Alternates: Littlelfuse 01000020Z, Eaton /Bussmann 1A3399, Keystone 3519, Newark 64W8381

    Package of 24.

    New Old Stock 

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  19. Sylvania OSRAM  - SB711A36 - Switch, Thermal. Thermostatic Switch, Circuit Breaker, Resettable Switch.
    Sylvania OSRAM - SB711A36 - Switch, Thermal. Thermostatic Switch, Circuit Breaker, Resettable Switch.
    Special Price $3.98 Regular Price $6.50 As low as $2.98

    Sylvania OSRAM - SB711A36 Switch, Thermalstatic, Circuit Breaker, Clicker Fuse.

    Sylvania GTE Thermo-Protectors are designed to provide the ultimate in low cost protection for the electrical equipment industry. The units are small, lightweight and are easily adaptable to any application.

    Status: Discontinued

    Benefits
    • Hermetically sealed
    • Compact
    • Opening temperature range of 60ºC to 170ºC in 5ºC increments
    • Snap action
    • Tin plated copper leads in a variety of lengths
    • Safe from penetration of fluids
    • Ultimate corrosion protection
    • No secondary insulation needed
    • Can operate in high pressure environments

    Resettable Switch / Self-Resetting

    SB700 Series Current Rating Max: 5 - 7 Amps

    Voltage Rating: 120 to 240 VAC

    Package: Glass Envelope 0.285" D x 1.281" long with Radial Leads.

    Often Referred to "Clicker Fuse"

    Vintage Sylvania - New Old Stock - Rare

     

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  20. Sprague - JN17-5183A - Filter, line. 2 x 2 Amp 125/250VAC. Used.
    Sprague - JN17-5183A - Filter, line. 2 x 2 Amp 125/250VAC. Used.
    Special Price $3.38 Regular Price $4.50
    Filter, line. 2 x 2 Amp 125/250VAC 55 Deg C. Used/Removed from equipment. Learn More
  21. SANKEN - SNRD39K1 - MOV. Radial 8mm. Package of 10.
    SANKEN - SNRD39K1 - MOV. Radial 8mm. Package of 10.
    Special Price $2.98 Regular Price $4.00
    IN STOCK - MORE THAN 100 READY TO SHIP!

    SANKEN - SNRD39K1 MOV, Metal Oxide Varistor.

    Applied voltage continuous: 25VAC, 31VDC.

    Varistor voltage: 39V.

    Joules: 1.5.

    Clamping voltage: 79V.

    Capacitance: 700pF.

    Package: Radial leads, 8mm.

    Alternates: 7D39K, D732Z0V250RA02, ERZ05DK390, S07K25

    Package of 10.

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  22. SANKEN - TNR15G560KM - MOV.  Metal Oxide Varistor, Radial 15mm. Package of 10.
    SANKEN - TNR15G560KM - MOV. Metal Oxide Varistor, Radial 15mm. Package of 10.
    Special Price $3.98 Regular Price $4.95 As low as $2.98

    SANKEN Marcon - TNR15G560KM -  MOV, Metal Oxide Varistor.

    High Performance TNR G (M) Series

    Applied Voltage Continuous: 35VAC, 45VDC.

    Varistor Voltage: 56V.

    Joules: 10.

    Clamping voltage: 103V, 10A.

    Capacitance: 5,600pF.

    Package: Radial Leads, 14mm.

    Mount Type: Through Hole Mount Disk Package

    Alternate: GE V56ZA8, Littelfuse V56ZA8P, Multicomp MCV560K14DS

    Package of 10.

     

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  23. TE Connectivity - Potter & Brumfield - W28XQ1D-10 - Circuit breaker. 10Amp 250VAC 32VDC.
    TE Connectivity - Potter & Brumfield - W28XQ1D-10 - Circuit breaker. 10Amp 250VAC 32VDC.
    Special Price $2.69 Regular Price $2.95 As low as $1.99
    READY TO SHIP - ONLY 98 LEFT IN STOCK!

    TE Connectivity - Potter & Brumfield - W28XQ1D-10

    Circuit breaker. 10Amp 250VAC 32VDC.

    Mount: panel, snap-in with two 1/4" qc terminals.

    Fact tab is 0.75" square. Dimensions: 0.612" x 0.530" behind panel.

    Listed: UL/CSA.

    Made in the USA.

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