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 |
|---|---|
| ALL-IN-ONE RING OH/UG SEMIFLUSH | |
| ALL-IN-ONE RING TYPE OH/UG 100A | |
| ALL-IN-ONE RING TYPE OH/UG 125A | |
| ALL-IN-ONE RING TYPE OH/UG 200A | |
| ALL-IN-ONE RINGLESS UG 400A | |
| AUTOMATIC MOLDED CASE SWITCH 600 | |
| BREAKER ED 240VAC ST | |
| BREAKER ED 24VAC ST | |
| BREAKER ED 277VAC ST | |
| BREAKER FD 125VDC ST | |
| BREAKER FD 24VDC ST | |
| BREAKER JD/LD/LMD 125VDC ST | |
| BREAKER JD/LD/LMD 240VAC ST | |
| BREAKER MD/ND/PD/RD 125VDC ST | |
| BREAKER SHUNT TRIP JD/LD/LMD 120 | |
| BRKR ED 1/2/3P 15-25A AL BODY LU | |
| BSCM V2 MB SL CABLE 0.35 M 480V | |
| BSCM V2 MB SL CABLE 3 M 480V | |
| BSCM V2 NSX CORD 1.3 M 480 V | |
| BSCM V2 NSX CORD 3 M 480 V | |
| BSCM V2 WITH MB SL CABLE RJ45 1. | |
| BSCM V2, NSX CORD 3 M 480 V | |
| CB 24VDC TERMINAL BLOCK WIRE HAR | |
| CB ACCESSORY, TERMINAL PAD KIT | |
| CB BSCM W/ NSX COMMUNICATION COR | |
| CB CONTROL WIRE TERMINAL KIT 2 | |
| CB DIRECT MOUNTED ROTARY HANDLE | |
| CB DIRECT ROTARY HANDLE - BLACK | |
| CB DIRECT ROTARY HANDLE MCC CONV | |
| CB DISCONNECT BLOCK 9-WIRE PLUG | |
| CB DOOR ESCUTCHEON TOGGLE HANDLE | |
| CB DOOR MOUNTED ROTARY HANDLE | |
| CB EXTENDED ESCUTCHEON FOR DRAWO | |
| CB EXTENDED ROTARY HANDLE - BLAC | |
| CB EXTENDED ROTARY HANDLE - RED/ | |
| CB EXTENDED ROTARY HANDLE | |
| CB FRONT PANEL ESCUTCHEON KIT | |
| CB KEYLOCK ADAPTER - ROTARY HAND | |
| CB KEYLOCK ADAPTER ROTARY HANDLE | |
| CB LONG REAR CONNECTION KIT L-FR | |
| CB MECH INTERLOCK FOR ROTARY HAN | |
| CB MECH INTERLOCK FOR TOGGLE HAN | |
| CB METRIC TERMINAL NUT INSERT 2 | |
| CB MIXED REAR CONNECTION KIT L-F | |
| CB MIXED REAR CONNECTION KIT | |
| CB MOTOR MECH 220-240VAC & 208-2 | |
| CB MOTOR MECHANISM 110-130VAC 50 | |
| CB MOTOR MECHANISM 110-130VDC | |
| CB MOTOR MECHANISM 250VDC | |
| CB MOTOR MECHANISM 380-415VAC 50 | |
| CB MOTOR MECHANISM 440-480VAC 60 | |
| CB MOTOR MECHANISM 48-60VAC 50/6 | |
| CB MOTOR MECHANISM 48-60VDC | |
| CB MOTOR OPERATOR 110-130V AC | |
| CB MOTOR OPERATOR 110-130V DC | |
| CB MOTOR OPERATOR 208-277V AC | |
| CB MOTOR OPERATOR 250V DC | |
| CB MOTOR OPERATOR 380-480V AC | |
| CB MOTOR OPERATOR 48-60V AC | |
| CB MOTOR OPERATOR 48-60V DC | |
| CB MT MOTOR OPERATOR WIRE HARNES | |
| CB MTC MOTOR OPERATOR WIRE HARNE | |
| CB NSX COMMUNICATION CORD ONLY L | |
| CB NSX ISOLATION MOD W/ COM CORD | |
| CB OVERCURRENT TRIP SWITCH ADAPT | |
| CB POCKET BATTERY FOR MICROLOGIC | |
| CB REMOVABLE HANDLE PADLOCK DEVI | |
| CB RONIS KEYLOCK SET OF 2 1351B. | |
| CB ROTARY HANDLE REPLACEMENT KIT | |
| CB SDX MODULE 24/415V AC/DC | |
| CB SECONDARY DISCONNECT BLOCK | |
| CB SHORT REAR CONNECTION KIT L-F | |
| CB SHUNT TRIP 100-130V AC/DC | |
| CB SHUNT TRIP 200-250V AC/DC | |
| CB SHUNT TRIP/CLOSE 380-480V AC | |
| CB STATUS CONTROL MODULE | |
| CB SUPPORT FOR SECONDARY DISCONN | |
| CB SUPPORT WITH 3 MOVING CONNECT | |
| CB TELESCOPING ROTARY HANDLE | |
| CB TERMINAL NUT INSERT KIT 3 | |
| CB TERMINAL SCREW KIT FOR BUS BA | |
| CB TOGGLE PADLOCKING DEVICE | |
| CB TWO POSITION INDICATING SWITC | |
| CB UNDERVOLTAGE TRIP 100-130V AC | |
| CB UNDERVOLTAGE TRIP 200-250V AC | |
| CB UNDERVOLTAGE TRIP 24-30V AC/D | |
| CB UNDERVOLTAGE TRIP 380-480V AC | |
| CB UNDERVOLTAGE TRIP 48-60V AC/D | |
| Ceramic PTC Resettable Fuse 120V 220mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 120V 330mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 120V Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 12V 550mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 240V 100mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 240V 60mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 240V Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 25V 810mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 480V Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 50V 390mA Ih Through Hole Radial, Disc | |
| Ceramic PTC Resettable Fuse 50V Ih Through Hole Radial, Disc | |
| CIRCUIT BREAKER 9 WIRE AUX CONNE | |
| CIRCUIT BREAKER AUXILIARY SWITCH | |
| CIRCUIT BREAKER BUS CONNECTOR KI | |
| CIRCUIT BREAKER COMMUNICATION MO | |
| CIRCUIT BREAKER CRADLE SIDE PLAT | |
| CIRCUIT BREAKER DIN RAIL MOUNTIN | |
| CIRCUIT BREAKER DOOR ESCUTCHEON | |
| CIRCUIT BREAKER ENCT WIRE HARNES | |
| CIRCUIT BREAKER ESCUTCHEON COLLA | |
| CIRCUIT BREAKER HANDLE EXTENSION | |
| CIRCUIT BREAKER HANDLE RUBBER BO | |
| CIRCUIT BREAKER LONG EXTENSION H | |
| CIRCUIT BREAKER LONG LUG COVER | |
| CIRCUIT BREAKER M2C MODULE | |
| CIRCUIT BREAKER MECHANICAL INTER | |
| CIRCUIT BREAKER MICROLOGIC 2/3 C | |
| CIRCUIT BREAKER MICROLOGIC 5/6 C | |
| CIRCUIT BREAKER MN WIRE HARNESS | |
| CIRCUIT BREAKER MOTOR MECHANISM | |
| CIRCUIT BREAKER MOTOR OPERATOR 2 | |
| CIRCUIT BREAKER MOTOR OPERATOR 4 | |
| CIRCUIT BREAKER MX WIRE HARNESS | |
| CIRCUIT BREAKER NSX I-LINE WIRE | |
| CIRCUIT BREAKER OF WIRE HARNESS | |
| CIRCUIT BREAKER PHASE BARRIERS 3 | |
| CIRCUIT BREAKER PHASE BARRIERS 6 | |
| CIRCUIT BREAKER PLUG-IN BASE KIT | |
| CIRCUIT BREAKER PLUG-IN BASE | |
| CIRCUIT BREAKER REPLACEMENT HAND | |
| CIRCUIT BREAKER RONIS KEYLOCK 13 | |
| CIRCUIT BREAKER ROTARY HANDLE | |
| CIRCUIT BREAKER SD/SDE WIRE HARN | |
| CIRCUIT BREAKER SEALING ACCESSOR | |
| CIRCUIT BREAKER SHORT EXTENSION | |
| CIRCUIT BREAKER SHORT LUG COVER | |
| CIRCUIT BREAKER SHORT LUG SHIELD | |
| CIRCUIT BREAKER SHORT TERMINAL C | |
| CIRCUIT BREAKER SHUNT TRIP 110-1 | |
| CIRCUIT BREAKER SHUNT TRIP 12V D | |
| CIRCUIT BREAKER SHUNT TRIP 208-2 | |
| CIRCUIT BREAKER SHUNT TRIP 24-30 | |
| CIRCUIT BREAKER SHUNT TRIP 24V D | |
| CIRCUIT BREAKER SHUNT TRIP 380-4 | |
| CIRCUIT BREAKER SHUNT TRIP 48-60 | |
| CIRCUIT BREAKER SHUNT TRIP 48V D | |
| CIRCUIT BREAKER SHUTTER KIT (SET | |
| CIRCUIT BREAKER SHUTTER KIT SET | |
| CIRCUIT BREAKER SIDE PLATES FOR | |
| CIRCUIT BREAKER SUBFEED LUG KIT | |
| CIRCUIT BREAKER TERMINAL BLOCK 2 | |
| CIRCUIT BREAKER TERMINAL NUT INS | |
| CIRCUIT BREAKER TERMINAL PAD KIT | |
| CIRCUIT BREAKER TERMINAL SHIELD | |
| CIRCUIT BREAKER TOGGLE PADLOCKIN | |
| CIRCUIT BREAKER TRIP UNIT PIN CO | |
| CIRCUIT BREAKER UNDERVOLTAGE TRI | |
| CIRCUIT BREAKER ZSI WIRE HARNESS | |
| CIRCUIT BREAKER ZSI WIRING ACCES | |
| CIRCUIT BRKR INDICATION AUXILIAR | |
| CIRCUIT BRKR MOTOR OPERATOR 110- | |
| CIRCUIT BRKR MOTOR OPERATOR 380- | |
| CSED ALL-IN-ONE SEMI-FLUSH 100 A | |
| CSED ALL-IN-ONE SEMI-FLUSH 125 A | |
| EXTERNAL NEUTRAL CURRENT TRANSFO | |
| FUSE (250V RK K5 H 0-30) | |
| FUSE COVER NON-INDICATING 600V | |
| GFCI | |
| GROUND FAULT CIRCUIT INTERRUPTER | |
| HOM AIO 400A CSED RING UG LEVER | |
| HOM METR MN RGLESS HORN UG 200A | |
| HOM METR MN RGLESS LEVER UG 100A | |
| HOM METR MN RGLESS LEVER UG 200A | |
| HOM METR MN RGLESS NO FT UG 200A | |
| HOM METR MN RGLESS UG 100A PON S | |
| HOM METR MN RGLESS UG 125A PON S | |
| HOM METR MN RGLESS UG 150A PON S | |
| HOM METR MN RGLESS UG 200A PON S | |
| LCD DISPLAY FOR MICROLOGIC 5 | |
| MB SL CABLE RJ45 0.35 M 480V | |
| MB SL CABLE RJ45 1.3 M 480V | |
| MB SL CABLE RJ45 3 M 480V | |
| MCC CONVERSION ACCESSORY | |
| METER MAIN RINGLESS T-200A QOM2 | |
| MODBUS SL HUB DIN RAIL | |
| NEUTRAL MOUNTING KIT INTERGRAL G | |
| Polymeric PTC Resettable Fuse 16V 1.1A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 1.35A Ih Through Hole Radial, Disc | |
| 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 2.5A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 16V 900mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 1.1A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 1.35A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 1.6A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 1.85A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 2.5A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 3A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 4A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 5A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 6A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 7A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 8A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 900mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 30V 9A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 33V 1.2A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 33V 1.35A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 33V 1.9A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 100mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 170mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 50mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 6V 1.2A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 6V 1.55A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 6V 750mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 1.1A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 1.35A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 1.6A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 1.85A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 2.5A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 200mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 250mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 3.75A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 300mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 3A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 400mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 500mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 650mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 750mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 900mA Ih Through Hole Radial, Disc | |
| POWERSOCKET FUSE ATO-1P | |
| POWERSOCKET FUSE ATO | |
| POWERSOCKET FUSE GATE | |
| POWERSOCKET FUSE MAXI | |
| POWERSOCKET FUSE MINI-1P | |
| POWERSOCKET FUSE MINI | |
| PTC RESET FUSE 6V 750MA RADIAL | |
| PTC RESET FUSE 72V 1.1A RADIAL | |
| REPLACEMENT BSCM V2 | |
| S106 LC SCREWS | |
| SEMIFLUSH FLANGE KIT FOR CSED | |
| SHOCK BLOCK CLASS A GFCI 208-240 | |
| SHOCK BLOCK CLASS A GFCI 208V 80 | |
| SWBD METER DOOR 15 HIGH 13 JAW S | |
| SWBD METER DOOR 15 HIGH 15 JAW S | |
| SWBD METER DOOR 30 HIGH 15 JAW S | |
| SWBD UND GROUND PULL SECT N3R 26 | |
| SWITCHBOARD LUG LANDING KIT 800A |
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