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Circuit Protection

Circuit Protection

Surge Arrestors
Metal Oxide Varistors
Transient Voltage Suppressors
Circuit Breakers
Polyswitches
Other Circuit Protection

Product Listing

Showing 1 - 50 of 66 Results Sort by 1 2 Next >
1.5A PCB Mount Thermal Circuit Breaker (SPST)
SF2281
Miniature auto- resetting thermal type units that solder directly into a PCB.- Ideal for protecting power supplies, amplifier output transistors, appl...
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10 Amp Circuit Breaker
SF2258
These circuit breakers are rated at 250VAC- SAA approved.Specifications:- Maximum voltage 250VAC or 50VDC- Will hold 100% of rated current indefinitel...
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10 Way Blade Fuse Block with LED Indicators
SZ2008
Perfect for automotive or marine applications. Features a common supply rail and includes a removable protective cover and LED indicators for each fus...
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100A Circuit Breaker
SF2266
Each device will trip within a few milliseconds under short cct conditions and feature protective rubber caps, test button and gold plated 5mm dia ter...
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10A Panel Mount Thermal Circuit Breaker (CBE)
SF2300
IEC 934 TYPE "R/TO"These attractive looking units feature a black 19mm square facade with a centrally mounted bright red `trip' button.- W...
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120 Amp Panel Mount Circuit Breaker
SZ2083
A heavy duty and high quality panel mount circuit breaker. The reset switch is high grade and will not fail in a short period ...
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15 Amp Circuit Breaker
SF2259
These circuit breakers are rated at 250VAC- SAA approved.Specifications:- Maximum voltage 250VAC or 50VDC- Will hold 100% of rated current indefinitel...
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15A Panel Mount Thermal Circuit Breaker (CBE)
SF2315
IEC 934 TYPE "R/TO"These attractive looking units feature a black 19mm square facade with a centrally mounted bright red `trip' button.- W...
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20 Amp Circuit Breaker
SF2260
These circuit breakers are rated at 250VAC- SAA approved.Specifications:- Maximum voltage 250VAC or 50VDC- Will hold 100% of rated current indefinitel...
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200 Amp Panel Mount Circuit Breaker
SZ2085
A heavy duty and high quality panel mount circuit breaker. The reset switch is high grade and will not fail in a short period ...
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230V Gas Discharge Type Surge Arrester - 2 Electrode
RS5422
Gas discharge arresters are ideal for quenching high voltage, fast rise- time interference transients. They are very high impedance (virtually open ci...
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230V Gas Discharge Type Surge Arrester - 3 Electrode
RS5426
Gas discharge arresters are ideal for quenching high voltage, fast rise- time interference transients. They are very high impedance (virtually open ci...
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25 Amp Circuit Breaker
SF2261
These circuit breakers are rated at 250VAC- SAA approved.Specifications: 
• Maximum voltage 250VAC or 50VDC
• Will hold 100% of rated c...
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3 Amp Circuit Breaker
SF2252
These circuit breakers are rated at 250VAC- SAA approved.Specifications: 
• Maximum voltage 250VAC or 50VDC
• Will hold 100% of rated c...
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3A Panel Mount Thermal Circuit Breaker (CBE)
SF2293
IEC 934 TYPE "R/TO"These attractive looking units feature a black 19mm square facade with a centrally mounted bright red `trip' button.- W...
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3A PCB Mount Thermal Circuit Breaker (SPST)
SF2283
Miniature auto- resetting thermal type units that solder directly into a PCB.- Ideal for protecting power supplies, amplifier output transistors, appl...
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4A PCB Mount Thermal Circuit Breaker (SPST)
SF2284
Miniature auto- resetting thermal type units that solder directly into a PCB.- Ideal for protecting power supplies, amplifier output transistors, appl...
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4-Way Lockable IP66 Circuit Breaker Enclosure
SF4158
Designed to take the range of DIN rail circuit breakers. Standard 4-pole ABS enclosure, spring loaded clear front cover with padlock tabs, top, bottom...
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5 Amp Circuit Breaker
SF2254
These circuit breakers are rated at 250VAC- SAA approved.Specifications:- Maximum voltage 250VAC or 50VDC- Will hold 100% of rated current indefinitel...
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5A Panel Mount Thermal Circuit Breaker (CBE)
SF2295
IEC 934 TYPE "R/TO"These attractive looking units feature a black 19mm square facade with a centrally mountedbright red `trip' button.- When tripp...
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5A PCB Mount Thermal Circuit Breaker (SPST)
SF2285
Miniature auto- resetting thermal type units that solder directly into a PCB.- Ideal for protecting power supplies, amplifier output transistors, appl...
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6 Way Fuse Gang Block - 57 x 90mm
SZ2007
Natural Brass contacts riveted to a fibreglass filled nylon board. Ideal for automotive, aircraft, marine and many low voltage applications. Accepts 3...
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60 Amp Panel Mount Circuit Breaker
SZ2081
A heavy duty and high quality panel mount circuit breaker. The reset switch is high grade and will not fail in a short period ...
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60°C Thermal Circuit Breaker/Switch
ST3821
AUTOMATIC RESETTING BI- METALLIC DISC, SNAP ACTINGThis phenolic-housed unit attaches to any metal surface. When that surface meets or exceeds certain ...
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70A Circuit Breaker
SF2265
Each device will trip within a few milliseconds under short cct conditions and feature protective rubber caps, test button and gold plated 5mm dia ter...
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7A Panel Mount Thermal Circuit Breaker (CBE)
SF2297
IEC 934 TYPE "R/TO"These attractive looking units feature a black 19mm square facade with a centrally mounted bright red `trip' button.- W...
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90V Gas Discharge Type Surge Arrester - 3 Electrode
RS5424
Gas discharge arresters are ideal for quenching high voltage, fast rise- time interference transients. They are very high impedance (virtually open ci...
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Automotive Fuse Box - 6 Blades
SZ2002
Fits six standard car blade fuses.Fibreglass reinforced nylon base with splashproof polycarbonate cover. 
• 32VDC max
• 15A/circuit ...
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Chassis Mount Autoreset Circuit Breaker 20A 12VDC
SF4100
Single pole thermal circuit breaker. Auto reset. 12 and 24VDC in current ratings from 20 - 50A.SF-4100 Chassis Mount Autoreset Circuit Breaker 20A 12V...
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Chassis Mount Autoreset Circuit Breaker 20A 24VDC
SF4108
Single pole thermal circuit breaker. Auto reset. 12 and 24VDC in current ratings from 20 - 50A.SF-4100 Chassis Mount Autoreset Circuit Breaker 20A 12V...
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Chassis Mount Autoreset Circuit Breaker 30A 12VDC
SF4102
Single pole thermal circuit breaker. Auto reset. 12 and 24VDC in current ratings from 20 - 50A.SF-4100 Chassis Mount Autoreset Circuit Breaker 20A 12V...
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Chassis Mount Autoreset Circuit Breaker 40A 12VDC
SF4104
Single pole thermal circuit breaker. Auto reset. 12 and 24VDC in current ratings from 20 - 50A.SF-4100 Chassis Mount Autoreset Circuit Breaker 20A 12V...
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Chassis Mount Autoreset Circuit Breaker 50A 12VDC
SF4106
Single pole thermal circuit breaker. Auto or manual reset. 12 and 24VDC in current ratings from 20 - 50A.SF-4100 Chassis Mount Autoreset Circuit Break...
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DIN Rail Mount Single Pole 10A Circuit Breaker
SF4150
DIN rail mounted circuit breakers for domestic and commercial switchboards, fuse boxes, distribution boards etc. Electrical safety authority approved....
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DIN Rail Mount Single Pole 16A Circuit Breaker
SF4151
DIN rail mounted circuit breakers for domestic and commercial switchboards, fuse boxes, distribution boards etc. Standard DIN profile. Electrical safe...
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DIN Rail Mount Single Pole 20A Circuit Breaker
SF4152
DIN rail mounted circuit breakers for domestic and commercial switchboards, fuse boxes, distribution boards etc. Standard DIN profile. Electrical safe...
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DIN Rail Mount Single Pole 32A Circuit Breaker
SF4153
DIN rail mounted circuit breakers for domestic and commercial switchboards, fuse boxes, distribution boards etc. Standard DIN profile. Electrical safe...
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Gang Block - 57 x 60mm
SZ2006
Natural Brass contacts riveted to a fibreglass filled nylon board. Ideal for automotive, aircraft, marine and many low voltage applications. Accepts 3...
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Mini Blade Circuit Breaker 10A - Auto Reset
SF2344
• Voltage: Circuits up to 14VDC
• Body dimensions: 25(L) x 12.5(W) x 6(D)mm
• Total length including blades: 35mm
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Mini Blade Circuit Breaker 10A - Manual Reset
SF2354
• Voltage: Circuits up to 28VDC
• Body dimensions: 25(L) x 12.5(W) x 7(D)mm
• Total length including blades: 35mm
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Mini Blade Circuit Breaker 15A - Auto Reset
SF2345
• Voltage: Circuits up to 14VDC
• Body dimensions: 25(L) x 12.5(W) x 6(D)mm
• Total length including blades: 35mm
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Mini Blade Circuit Breaker 15A - Manual Reset
SF2355
• Voltage: Circuits up to 28VDC
• Body dimensions: 25(L) x 12.5(W) x 7(D)mm
• Total length including blades: 35mm
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Mini Blade Circuit Breaker 20A - Auto Reset
SF2346
• Voltage: Circuits up to 14VDC
• Body dimensions: 25(L) x 12.5(W) x 6(D)mm
• Total length including blades: 35mm
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Mini Blade Circuit Breaker 20A - Manual Reset
SF2356
• Voltage: Circuits up to 28VDC
• Body dimensions: 25(L) x 12.5(W) x 7(D)mm
• Total length including blades: 35mm
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Mini Blade Circuit Breaker 5A - Auto Reset
SF2342
• Voltage: Circuits up to 14VDC
• Body dimensions: 25(L) x 12.5(W) x 6(D)mm
• Total length including blades: 35mm
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Mini Blade Circuit Breaker 5A - Manual Reset
SF2352
• Voltage: Circuits up to 28VDC
• Body dimensions: 25(L) x 12.5(W) x 7(D)mm
• Total length including blades: 35mm
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RXE090 PTC Fuses - Speaker Protection
RN3462
Low cost speaker protection.More specifications ensure accurate choice for better protection. Polyswitches will protect against electrical (current) o...
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RXE110 PTC Fuses - Speaker Protection
RN3464
Low cost speaker protection.More specifications ensure accurate choice for better protection. Polyswitches will protect against electrical (current) o...
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RXE160 PTC Fuses - Speaker Protection
RN3466
Low cost speaker protection.More specifications ensure accurate choice for better protection. Polyswitches will protect against electrical (current) o...
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RXE185 PTC Fuses - Speaker Protection
RN3468
Low cost speaker protection.More specifications ensure accurate choice for better protection. Polyswitches will protect against electrical (current) o...
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Showing 1 - 50 of 66 Results Sort by 1 2 Next >