DigiKey Datasheets for Circuit Protection Components
Circuit protection devices are used to protect electronic components from unwanted transients such as current and voltage surges, electrostatic discharge (ESD), lightning, spikes and other signals that can imperil the operation or damage the component.
Circuit Protection Components: Learn more
| Product Name | Notes |
|---|---|
| 1 PUSH PENNY | |
| 15.5 MAX KV, CLE, GLASS P | |
| 15.5 MAX KV, CLE, HIGH BI | |
| 15.5 MAX KV, CLE, PORCELA | |
| 2 MAXIFUSES MODULE WIRED V1 | |
| 230V EZC MINALITE GREEN | |
| 230V EZC MINALITE RED | |
| 4 MINIFUSES CLIPSHUNT (2,5-4) | |
| 4 MINIFUSES CLIPSHUNT (4-6) | |
| APDBUSBAR 25A/600VAC;1PH;83TB 0. | |
| APDBUSBAR 63A/600VAC;1PH;83TB 0. | |
| BARHOLDER-APD SYS;HOLDS 6 CRTS B | |
| BASE ELEMENT, PUSH-IN TERMINALS | |
| BATTERY TERMINAL CF 1-POLE | |
| BATTERY TERMINAL CF 2-POLE | |
| BREAKER MOUNTING AND OUTGOING LO | |
| BUSBAR 1 PHASE 12 POLE 18X208MM | |
| BUSBAR 1 PHASE 3POLE 18X50MM | |
| BUSBAR 1 PHASE 4 POLE 18MM | |
| BUSBAR 1 PHASE 6 POLE 18X104MM | |
| BUSBAR1 PHASE 115A/480VAC 16SQMM | |
| BUSBAR1 PHASE TYPE 10LUGS UL/CUL | |
| BUSBAR1 PHASE TYPE 12 LUGS UL/CU | |
| BUSBAR1 PHASE TYPE 2 LUGS UL/CUL | |
| BUSBAR1 PHASE TYPE 3 LUGS UL/CUL | |
| BUSBAR1 PHASE TYPE 4 LUGS UL/CUL | |
| BUSBAR1 PHASE TYPE 5 LUGS UL/CUL | |
| BUSBAR1 PHASE TYPE 6 LUGS UL/CUL | |
| BUSBAR1 PHASE TYPE 7 LUGS UL/CUL | |
| BUSBAR1 PHASE TYPE 8 LUGS UL/CUL | |
| BUSBAR1 PHASE TYPE 9 LUGS UL/CUL | |
| CIRC BRKR MODULE | |
| Circuit Breaker AC DC | |
| CON. DFK TIN 0.5 1.0 QMM | |
| CONT DFK TIN 1.5 2.5 QMM | |
| CONTACT DFK TIN 0.5 1.0 QMM | |
| CONTACTS DFK SOLDER | |
| COVER 60POS W/O FUSE HOLDER | |
| COVER, 60 POS, W/O FUSE HLDR/NO | |
| COVER, 60 POS | |
| COVER, 60 POSITION | |
| COVER | |
| DC SPD 50KA MODULE 100VDC | |
| DC SPD 50KA MODULE 150VDC | |
| DC SPD 50KA MODULE 200VDC | |
| DC SPD 50KA MODULE 300VDC | |
| DC SPD 50KA MODULE 400VDC | |
| DC SPD 50KA MODULE 48VDC | |
| DC SPD 50KA MODULE 500VDC | |
| DC SPD 50KA MODULE 600VDC | |
| DC SPD 50KA MODULE 60VDC | |
| DC SPD 50KA MODULE 750VDC | |
| END SUPPORT - APD SYSTEM INCLS S | |
| ENDCAP FOR 18/25SQMM BUSBAR 3 PH | |
| FEED-IN MODULE WITH ETHERCAT | |
| FEED-IN POWER MODULE | |
| FRONT LOCK ENGINE COMPT FRB | |
| FSE PLLR MIN/ATO OF1 FK1 OF2 FKS | |
| FUSE CONTACT DFK 1.5/2.5MM2 TIN | |
| FUSE CONTACT DKF 4.0-6.0MM2 | |
| FUSE PULLER | |
| FUSE REDUCER 100-60A 600V | |
| FUSE STRIP 30 NO HSING 36VDC 70A | |
| FUSE W/MICROSWTCH 2A 250V TYPE K | |
| FUSEHOLDER CONTACT FOR 178.6105 | |
| FUSEHOLDER COVER FOR FH2 ATO | |
| FUSEHOLDER FOR FKH ATO ADPT LEFT | |
| FUSEHOLDER IN-LINE BODY 155100 | |
| FUSEHOLDR FOR FKH ATO ADPT RIGHT | |
| FUSES HOLDER 10 MINIFUSES | |
| HEAVY DUTY WINDOW 10 MOD. | |
| HOLDER COVER FOR FH2 (ATO) | |
| INSULATION CAP -APD SYS 30MM LEN | |
| INSULATION NUT CF FUSE M8 BOLT | |
| INSULATION NUT W/ LOCKING HOOK | |
| MAIN INCOMING WIRE TERMINALS | |
| MANUAL STARTER/SWITCH HANDLE GUA | |
| NUT KNURLED SILVER W58 TYPE 1 | |
| Polymeric PTC Resettable Fuse 1.25A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 1.5A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 1.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 2.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 2A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 13.2V 750mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 13.2V 75mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 15V 1.1A Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 15V 1.5A Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 15V 500mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 15V 700mA Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 16V 1.1A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 1.1A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 1.25A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 1.35A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 1.5A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 1.6A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 1.85A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 10A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 11A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 12A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 14A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 2.5A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 2.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 2A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 3A Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 3A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 4A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 5A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 6A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 7A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 8A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 900mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 9A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 24V 1.1A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 24V 1.5A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 24V 1.8A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 24V 1.9A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 24V 2.6A Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 24V 2.6A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 24V 3A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 24V 3A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 24V 750mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 100mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 200mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 350mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 500mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 33V 1.1A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 33V 1.1A Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 33V 1.5A Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 33V 750mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V (250V Int) 120mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V (250V Int) 130mA Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 60V (250V Int) 145mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V (250V Int) 180mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V (250V Int) 80mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 100mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 140mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 200mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 300mA Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 350mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 500mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 550mA Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 750mA Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 1.25A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 1.9A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 2.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 2.7A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 2A Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 3.5A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 3.7A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 3A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 5A Ih Surface Mount 2016 (5041 Metric), Concave | |
| Polymeric PTC Resettable Fuse 8V 1.1A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 8V 1.25A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 8V 1.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 8V 2.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 8V 2A Ih Surface Mount 1812 (4532 Metric), Concave | |
| POWER MODULE WITH ETHERNET/IP | |
| PTC 12V POLYFUSE SURF MOUNT 1812 | |
| PTC 6V POLYFUSE SURF MOUNT 2016 | |
| PULLER TRI PULLER | |
| RAISED HEIGHT COVER WITH SPARE F | |
| RAISED HEIGHT COVER WITHOUT SPAR | |
| REMOTE SIGNALING MODULE, 1 POSIT | |
| REMOTE SIGNALING MODULE, 2 POSIT | |
| REMOTE SIGNALING MODULE, 3 POSIT | |
| REMOTE SIGNALING MODULE, 4 POSIT | |
| SOCKET W/BLADE TERMINALS | |
| SPD 1 POLE | |
| SPD 15VDC MCOV 1 POLE | |
| SPD 15VDC MCOV 2 POLE | |
| SPD 15VDC MCOV 4 POLE | |
| SPD 170VDC MCOV 2 POLE | |
| SPD 30VAC/42VDC MCOV 1 POLE | |
| SPD 33VDC MCOV 1 POLE | |
| SPD 33VDC MCOV 2 POLE | |
| SPD 33VDC MCOV 4 POLE | |
| SPD 36V MCOV 1 POLE | |
| SPD 38.1VAC/54VDC MCOV 2 POLE | |
| SPD 38.1VAC/54VDC MCOV 4 POLE | |
| SPD 4.2VAC/6VDC MCOV 2 POLE | |
| SPD 4.2VAC/6VDC MCOV 4 POLE | |
| SPD DC 80KA MODULE 100VDC | |
| SPD DC 80KA MODULE 150VDC | |
| SPD DC 80KA MODULE 200VDC | |
| SPD DC 80KA MODULE 300VDC | |
| SPD DC 80KA MODULE 400VDC | |
| SPD DC 80KA MODULE 48VDC | |
| SPD DC 80KA MODULE 500VDC | |
| SPD DC 80KA MODULE 600VDC | |
| SPD DC 80KA MODULE 60VDC | |
| SPD DC 80KA MODULE 750VDC | |
| SPD TYP 1/TYP 2 85VDC MCOV 1POLE | |
| SPD TYP 2/TYP 4 700V MCOV 1 POLE | |
| SPD TYP 2/TYP 4 700V MCOV 2 POLE | |
| SPD TYP1/TYP2 280VAC/230VDC MCOV | |
| SPD TYPE 1 275VAC MCOV 1 POLE | |
| SPD TYPE 1/TYPE 2 1.12KVDC MCOV | |
| SPD TYPE 1/TYPE 2 1.34KVDC MCOV | |
| SPD TYPE 1/TYPE 2 1.5KVDC MCOV | |
| SPD TYPE 1/TYPE 2 100VDC MCOV | |
| SPD TYPE 1/TYPE 2 170VDC MCOV | |
| SPD TYPE 1/TYPE 2 225VDC MCOV | |
| SPD TYPE 1/TYPE 2 250VAC MCOV | |
| SPD TYPE 1/TYPE 2 280VAC MCOV | |
| SPD TYPE 1/TYPE 2 350VDC MCOV | |
| SPD TYPE 1/TYPE 2 460VDC MCOV | |
| SPD TYPE 1/TYPE 2 560VDC MCOV | |
| SPD TYPE 1/TYPE 2 700VDC MCOV | |
| SPD TYPE 1/TYPE 2 800VDC MCOV | |
| SPD TYPE 1/TYPE 2 920VDC MCOV | |
| SPD TYPE 2 1.1KVDC MCOV 3 POLE | |
| SPD TYPE 2 127VAC MCOV 1 POLE | |
| SPD TYPE 2 277VAC MCOV 3 POLE | |
| SPD TYPE 2 300VAC MCOV 1 POLE | |
| SPD TYPE 2 550VAC MCOV 2 POLE | |
| SPD TYPE 2/TYP 4 85V MCOV 1 POLE | |
| SPD TYPE 2/TYPE 4 1.12KV MCOV | |
| SPD TYPE 2/TYPE 4 1.34KV MCOV | |
| SPD TYPE 2/TYPE 4 1.5KV MCOV | |
| SURGE ARRESTER PLUG, UL RECOGNIZ | |
| SURGE ARRESTER, UL RECOGNIZED TY | |
| SURGE PROTECTION BASE | |
| SURGE PROTECTION DEVICE | |
| SURGE PROTECTION PLUG, UL RECOGN | |
| SURGE PROTECTIVE DEVICE, UL LIST | |
| SURGE VOLT ARRESTER 4-CHANNEL | |
| TVS DEVICE FUSE MODULE | |
| TVS DEVICE MIXED 350V | |
| TVS DEVICE MIXED 40V 18SOIC | |
| TVS DEVICE MIXED 40V 8SOIC | |
| TVS DEVICE MIXED 8-TDFN | |
| TVS DEVICE MIXED MODULE | |
| TVS DEVICE MIXED TECHNOLOGY 36V | |
| TVS DEVICE MIXED TECHNOLOGY | |
| VPU AC II 1 R 300/50 | |
| VPU AC II 1+1 R 300/50 | |
| VPU AC II 2 300/50 | |
| VPU AC II 3+1 300/50 | |
| VPU AC II 3+1 R 300/50 | |
| VPU AC II 4 300/50 | |
| VPU AC II 4 R 150/50 | |
| VPU AC II 4 R 350/50 | |
| VPU I 0 280V/12,5KA | |
| VPU I 0 400V/12,5KA | |
| VPU I 1 280V/12,5KA | |
| VPU I 1 R 280V/12,5KA | |
| VPU I 1+1 280V/12,5KA | |
| VPU I 1+1 R 280V/12,5KA | |
| VPU I 2 280V/12,5KA | |
| VPU I 3 280V/12,5KA | |
| VPU I 3+1 280V/12,5KA | |
| VPU I 4 400V/25KA | |
| VPU I 4 R 400V/25KA | |
| VPU II 0 1000V/40KA AC | |
| VPU II 0 400V/40KA | |
| VPU II 0 LCF 280V/40KA | |
| VPU II 1 1000V/40KA AC | |
| VPU III 3/280V | |
| VPU PV I+II 0 1500 | |
| VPU PV I+II 0M 1000 | |
| VPU PV II 0 1000 | |
| VPU PV II 3 1000 |
| << Prev | Next >> |