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 |
|---|---|
| "NUT PLASTIC 3/8""-27" | |
| 11V 6kA Varistor 1 Circuit Through Hole Disc 14mm | |
| 12V 6kA Varistor 1 Circuit Through Hole Disc 14mm | |
| 13V 6kA Varistor 1 Circuit Through Hole Disc 14mm | |
| 14V 6kA Varistor 1 Circuit Through Hole Disc 14mm | |
| 15V 10kA Varistor 1 Circuit Through Hole Disc 20mm | |
| 16V 10kA Varistor 1 Circuit Through Hole Disc 20mm | |
| 17V 10kA Varistor 1 Circuit Through Hole Disc 20mm | |
| 18V 10kA Varistor 1 Circuit Through Hole Disc 20mm | |
| 200A 600V 3P FUS VBII DISC SW PN | |
| 200A 600V 3P NF VBII DISC SW PNL | |
| 3 POLE INPUT TERMI- COVER | |
| 30-200A VBII DISC HANDLE T1 3R A | |
| 30-200A VBII DISC MEATL MAX F KI | |
| 30-200A VBII DISC METAL HANDLE 3 | |
| 30-200A VBII DISC METAL HANDLE 4 | |
| 30-200A VBII DISC METAL MAX F K1 | |
| 30A 240V 3P FUS VBII DISC SW PNL | |
| 30A 3R/12 PYLE-NATIONAL RECEPTAC | |
| 30A 600V 3P FUS VBII DISC SW FLA | |
| 30A 600V 3P FUS VBII DISC SW PNL | |
| 30A 600V 3P NF VBII DISC SW PNL | |
| 400-600A VBII DISC HANDLE T1 3R | |
| 400-600A VBII DISC HANDLE T1 AND | |
| 400A 600V 3P FUS VBII DISC SW PN | |
| 600A 600V 3P FUS VBII DISC SW PN | |
| 60A 600V 3P FUS VBII DISC SW FLA | |
| 60A 600V 3P FUS VBII DISC SW PNL | |
| ACS WEATHERPROOF BOOT 2 WIRE | |
| AUXILIARY CONTACT MODULE | |
| AUXILIARY/TRIP INDICATING CONTAC | |
| BLACK ROCKER ACTUATOR NO LEGEND | |
| BRACKET FOR MTG GV2 MAN PROTECTO | |
| BREAKER ED ENCLOSURE NEUTRAL | |
| BREAKER FD 120VAC UV TRP | |
| BREAKER FD 277VAC UV TRP | |
| BREAKER JD ENCLOSURE NEUTRAL | |
| BREAKER JD/LD ENCL 200 PERCENT N | |
| BREAKER JD/LD/LMD 120VAC UV TRP/ | |
| BREAKER JD/LD/LMD 120VAC UV TRP | |
| BREAKER JD/LD/LMD 24VDC UV TRP/2 | |
| BREAKER JD/LD/LMD 24VDC UV TRP | |
| BREAKER LD ENCL 200 PERCENT NEUT | |
| BREAKER LD-ND 600MCM MAX NEUTRAL | |
| BREAKER MD/ND/PD/RD 24VDC UV TRP | |
| BREAKER MN/ND/PD/RD 120VAC UV TR | |
| BUS BAR,18 POLES,80A | |
| BUS CONNECTOR,160A,FAZ BREAKERS | |
| Ceramic PTC Resettable Fuse 1.0kV Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 120V 60mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 120V 80mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 120V Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 12V Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 18V 140mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 18V 650mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 240V 100mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 240V 45mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 240V Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 25V 370mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 25V Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 110mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 128mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 130mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 140mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 15mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 161mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 168mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 16mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 170mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 180mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 192mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 200mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 20mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 22mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 234mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 250mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 28mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 30mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 314mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 35mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 390mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 39mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 57mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 60mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 65mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 85mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 90mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 265V 93mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 30V 1.3A Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 30V 120mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 30V 450mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 30V Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 420V 21mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 480V Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 50V 60mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 50V 80mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 75V 60mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 75V Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 80V 130mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 80V 170mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 80V 245mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 80V 30mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 80V 50mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 80V 90mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse Ih | |
| CIRC BRKR ACCESSORIES | |
| CIRCUIT BREAKER COMPRESSION LUG | |
| ENCLOSED SWITCH - HD - PARTS | |
| FAZ BUS BAR,UL 489 MINIATURE CIR | |
| FAZ-NA 80A 1-P BUS BAR FOR 12 BK | |
| FAZ-NA 80A 1-P BUS BAR FOR 6 BKR | |
| FAZ-NA 80A 2-P BUS BAR FOR 3 BKR | |
| FAZ-NA 80A 2-P BUS BAR FOR 6 BKR | |
| FAZ-NA 80A 2-P BUS BAR FOR 9 BKR | |
| FAZ-NA 80A 3-P BUS BAR FOR 2 BKR | |
| FAZ-NA 80A 3-P BUS BAR FOR 4 BKR | |
| FAZ-NA 80A 3-P BUS BAR FOR 6 BKR | |
| FAZ-NA UL 489 BUS BAR CONNECTOR | |
| FAZ-NA UL 489 MCB BUS BAR TERMIN | |
| FEEDER TERMINAL,10-1/0 AWG,115A, | |
| FUSEHOLDER WPBOOT A,B,C,D,J TERM | |
| HDSS TYPE 12 600V 100 AMP 3 POLE | |
| HDSS TYPE 12 600V 30 AMP 3 POLE | |
| HDSS TYPE 12 600V 60 AMP 3 POLE | |
| HDSS TYPE 4X 600V 100 AMP 3 POLE | |
| HDSS TYPE 4X 600V 30 AMP 3 POLE | |
| HDSS TYPE 4X 600V 60 AMP 3 POLE | |
| HDSS TYPE1 240V 100 AMP 2 POLE F | |
| HDSS TYPE1 240V 100 AMP 3 POLE F | |
| HDSS TYPE1 240V 200 AMP 2 POLE F | |
| HDSS TYPE1 240V 200 AMP 3 POLE F | |
| HDSS TYPE1 240V 30 AMP 2 POLE FU | |
| HDSS TYPE1 240V 30 AMP 3 POLE FU | |
| HDSS TYPE1 240V 60 AMP 2 POLE FU | |
| HDSS TYPE1 240V 60 AMP 3 POLE FU | |
| HDSS TYPE1 600V 100 AMP 3 POLE F | |
| HDSS TYPE1 600V 100 AMP 3 POLE U | |
| HDSS TYPE1 600V 200 AMP 3 POLE F | |
| HDSS TYPE1 600V 200 AMP 3 POLE U | |
| HDSS TYPE1 600V 30 AMP 3 POLE FU | |
| HDSS TYPE1 600V 30 AMP 3 POLE UN | |
| HDSS TYPE1 600V 60 AMP 3 POLE FU | |
| HDSS TYPE1 600V 60 AMP 3 POLE UN | |
| HDSS TYPE12 240V 100 AMP 2 POLE | |
| HDSS TYPE12 240V 100 AMP 3 POLE | |
| HDSS TYPE12 240V 200 AMP 2 POLE | |
| HDSS TYPE12 240V 200 AMP 3 POLE | |
| HDSS TYPE12 240V 30 AMP 2 POLE F | |
| HDSS TYPE12 240V 30 AMP 3 POLE F | |
| HDSS TYPE12 240V 60 AMP 2 POLE F | |
| HDSS TYPE12 240V 60 AMP 3 POLE F | |
| HDSS TYPE12 600V 100 AMP 3 POLE | |
| HDSS TYPE12 600V 200 AMP 3 POLE | |
| HDSS TYPE12 600V 30 AMP 3 POLE F | |
| HDSS TYPE12 600V 30 AMP 3 POLE U | |
| HDSS TYPE12 600V 60 AMP 3 POLE F | |
| HDSS TYPE12 600V 60 AMP 3 POLE U | |
| HDSS TYPE3R 240V 100 AMP 2 POLE | |
| HDSS TYPE3R 240V 100 AMP 3 POLE | |
| HDSS TYPE3R 240V 200 AMP 2 POLE | |
| HDSS TYPE3R 240V 200 AMP 3 POLE | |
| HDSS TYPE3R 240V 30 AMP 2 POLE F | |
| HDSS TYPE3R 240V 30 AMP 3 POLE F | |
| HDSS TYPE3R 240V 60 AMP 2 POLE F | |
| HDSS TYPE3R 240V 60 AMP 3 POLE F | |
| HDSS TYPE3R 600V 100 AMP 3 POLE | |
| HDSS TYPE3R 600V 200 AMP 3 POLE | |
| HDSS TYPE3R 600V 30 AMP 3 POLE F | |
| HDSS TYPE3R 600V 30 AMP 3 POLE U | |
| HDSS TYPE3R 600V 60 AMP 3 POLE F | |
| HDSS TYPE3R 600V 60 AMP 3 POLE U | |
| HDSS TYPE4X 240V 100 AMP 2 POLE | |
| HDSS TYPE4X 240V 100 AMP 3 POLE | |
| HDSS TYPE4X 240V 200 AMP 2 POLE | |
| HDSS TYPE4X 240V 200 AMP 3 POLE | |
| HDSS TYPE4X 240V 30 AMP 2 POLE F | |
| HDSS TYPE4X 240V 30 AMP 3 POLE F | |
| HDSS TYPE4X 240V 60 AMP 2 POLE F | |
| HDSS TYPE4X 240V 60 AMP 3 POLE F | |
| HDSS TYPE4X 600V 100 AMP 3 POLE | |
| HDSS TYPE4X 600V 200 AMP 3 POLE | |
| HDSS TYPE4X 600V 30 AMP 3 POLE F | |
| HDSS TYPE4X 600V 30 AMP 3 POLE U | |
| HDSS TYPE4X 600V 60 AMP 3 POLE F | |
| HDSS TYPE4X 600V 60 AMP 3 POLE U | |
| MANMOTORPROTECTTRIPU NIT, 1.2A, 3 | |
| MANMOTORPROTECTTRIPU NIT,12A,3POL | |
| MANMOTORPROTECTTRIPU NIT,32A,3POL | |
| MANMOTORPROTECTTRIPU NIT,4A,3POLE | |
| MANUALMOTORPROTECTOR ,32A,3POLES, | |
| MANUALMOTORPROTECTOR ,65A,3POLE,6 | |
| PANELBOARD CRIMP LUG | |
| PANELBOARD MH WIREWAY 14 ASSEMBL | |
| PANELBOARD MH WIREWAY 60 ASSEMBL | |
| PANELBOARD MH WIREWAY 9 ASSEMBLY | |
| Polymeric PTC Resettable Fuse 12V 1.75A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 12V 1.7A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 12V 2.3A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 13V 11mA Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 13V 15mA Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 16V 1.1A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 16V 1.75A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 16V 1.7A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 16V 2.1A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 16V 2.2A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 16V 2.4A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 16V 2.7A Ih User Defined Strap | |
| PP-H, PP-J FRAME VISI-TRIP TOGGL | |
| PP-H/J VISITRIP TOGGLE, PACK OF | |
| PP-L FRAME VISI-TRIP TOGGLE | |
| PP-L VISITRIP TOGGLE, PACK OF 10 | |
| PP-L VISITRIP TOGGLE, PACK OF 5 | |
| PTC RESET FUSE 16V 2.7A STRAP | |
| SHROUD REAR TERM BLK FOR 3120-F | |
| SPD HORIZ DIAG DISP KIT 1-PH 6 I | |
| SWITCH VBII OEM 200-600A WINDOW | |
| SWITCH VBII OEM 30-200A LONG LIN | |
| SWITCH VBII OEM 30-200A SHORT LI | |
| SWITCH VBII OEM 30A WINDOW KIT | |
| SWITCH VBII OEM 400-600A LONG LI | |
| SWITCH VBII OEM 400-600A SHORT L | |
| SWITCH VBII OEM 60-100A WINDOW K | |
| THYRISTOR 375V TO-220-3 | |
| TUP61 GRAY TOUCH UP PAINT 12 OZ | |
| TVS DEVICE MIXED 24V SMD | |
| TVS DEVICE MIXED 48V SMD | |
| TVS DEVICE MIXED POLYZEN SMD | |
| TVS DEVICE MIXED TECHNOLOGY 16V | |
| TVS DEVICE MIXED TECHNOLOGY | |
| TVS DEVICE POLYZEN PPTC SMD | |
| TVS DEVICE POLYZEN SMD | |
| TVS DEVICE TVS FEEDTHRU 18V 0805 | |
| TVS DEVICE TVS FEEDTHRU 32V 0805 | |
| TVS DEVICE TVS FEEDTHRU 42V 0805 | |
| TVS DEVICE TVS FEEDTHRU 50V 0805 | |
| TVS8IMA24O1 | |
| UL489 1P INCOMING BUS BAR | |
| UNDERVOLTAGE RELEASE MOD 110-130 | |
| UNDERVOLTAGE RELEASE MOD 24 | |
| UNDERVOLTAGE, UND.VOLT FOR ED FR | |
| UNIVERSAL DIRECTORY KIT 1/42SP | |
| VB SW R FUSE ADAPTER KIT 600V 30 | |
| VBII DISC 30-200A MAX FLEX OPER | |
| VBII DISC SW FUS 3P 240V 30A FLN | |
| VBII DISC SW FUS 3P 240V 60A FLN | |
| VBII DISC SW FUS 3P 240V 60A PNL | |
| VBII DISC SW FUS 3P 600V 100A FL | |
| VBII DISC SW FUS 3P 600V 100A PN | |
| VBII DISC SW FUS 3P 600V 200A FL | |
| VBII DISC SW FUS 3P 600V 30A FLN | |
| VBII DISC SW FUS 3P 600V 30A PNL | |
| VBII DISC SW FUS 3P 600V 60A FLN | |
| VBII DISC SW NF 3P 600V 100A FLN | |
| VBII DISC SW NF 3P 600V 100A PNL | |
| VBII DISC SW NF 3P 600V 200A FLN | |
| VBII DISC SW NF 3P 600V 30A FLN | |
| VBII DISC SW NF 3P 600V 30A PNL | |
| VBII DISC SW NF 3P 600V 400A PNL | |
| VBII DISC SW NF 3P 600V 600A PNL | |
| VBII DISC SW NF 3P 600V 60A FLN | |
| VBII DISC SW NF 3P 600V 60A PNL |
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