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

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Product Name Notes
2.75 KV CLE, PORCELAIN NO
2.75 MAX KV, CLE, GLASS P
2.75 MAX KV, CLE, PORCELA
2920L
3-PH BUSBAR EXTENSION FOR 2 S00/
3-PH BUSBAR EXTENSION FOR 3 S00/
3-PH BUSBAR LEFT INFEED FOR 2 S0
3-PH BUSBAR RIGHT INFEED FR 2 S0
3-PH EXPANSION PLUG EXTRA WIDE F
3-PH INFEED TERMINAL, FOR 3-PHAS
3-PH TERMINAL BLOCK 10AWG
3-PHASE INFEED TERMINAL FOR 3RV2
3425L PPTC
3RV29 TERMINAL BLOCK DEVICE INFE
ACC_CIRCUIT_BREAKER_ 3RV2925-5EB_
ACS MEGAHOLDER COVER SEALED
ADDITIONAL TOGGLE EXTENSION FOR
APDBUSBAR 25A/600VAC;2PH;83TB 0.
AS-I FUNC MODULE WYE DELTA SCREW
AS-I FUNC MODULE WYE DELTA SPRIN
AS-I FUNCTION MOD DIRECT S00+S0
AS-I FUNCTION MOD REV S00+S0 SCR
AS-I FUNCTION MOD REV S00+S0 SPR
AUX. SWITCH,250V AC/DC 1 SIGNALI
BASE ELEMENT TYPE 2 ARRESTERS
BASE ELEMENT
BASEISOLA H:40MM THREAD M10 1=6P
BASEISOLA H:50MM THREAD M10 1=6P
BOLT FOR ZCASE STARTER M8
BOOT INSULATING SINGLE CONDUCTOR
BREAKER 3VA 125 EM THRU DOOR OP
BREAKER 3VA4,5 125 EM HNDL NEMA
BREAKER 3VA4,5 125 ROT HNDL NEMA
BREAKER 3VA4,5 125A 1 WIRE AL LU
BREAKER 3VA4,5 125A 1 WIRE CU LU
BREAKER 3VA4,5 125A 1 WIRE STL L
BREAKER 3VA4,5 125A AL LUG 3PC W
BREAKER 3VA4,5 125A CU LUG 3PC W
BREAKER 3VA4,5 125A PLSTC ROT HD
BREAKER 3VA5 125 SHORT TERM CVR
BREAKER 3VA5 125A DIST LUG 6 WIR
BREAKER 3VA5 125A MOTOR OP 230VA
BREAKER 3VA5 125A MOTOR OPER 24
BREAKER 3VA5 250A 1 WIRE 3P AL L
BREAKER 3VA5 250A 1 WIRE AL LUGS
BREAKER 3VA5 250A 1 WIRE CU LUGS
BREAKER 3VA5 250A 1 WIRE STEEL L
BREAKER 3VA5 250A 2 WIRE AL LUGS
BREAKER 3VA5 250A 2WIRE AL LG 3P
BREAKER 3VA5 250A 3P AL LUG EXT
BREAKER 3VA5 250A AL LUG 3PC WIR
BREAKER 3VA5 250A CU LUG 3PC WIR
BREAKER 3VA5 250A DIST LUG 6 WIR
BREAKER 3VA6 125,250A 1 WIRE STL
BREAKER 3VA6 150,250A 1 WIRE STL
BREAKER 3VA6 150250A 1 WIRE AL L
BREAKER 3VA6 150250A 1 WIRE CU L
BREAKER 3VA6 150250A AL LUG 4PC
BREAKER 3VA6 150250A CU LUG 3PC
BREAKER 3VA6 150250A CU LUG 4PC
BREAKER 3VA6 250 350MCM AL LUG1W
BREAKER 3VA6 250 3P COMPLETE DRW
BREAKER 3VA6 250 3P COMPLETE PLU
BREAKER 3VA6 250 3P DRAW OUT CON
BREAKER 3VA6 250 4P COMPLETE DRW
BREAKER 3VA6 250 4P COMPLETE PLU
BREAKER 3VA6 250 4P DRAW OUT CON
BREAKER 3VA6 250A 350MCM AL LUG
BREAKER 3VA6 250A 350MCM STEEL L
BREAKER 3VA6 250A 3P PLUG IN CON
BREAKER 3VA6 250A 3P TERM COVER
BREAKER 3VA6 250A 4P PLUG IN CON
BREAKER 3VA6 250A 4P TERM COVER
BREAKER 3VA6 250A THRU DOOR TUNN
BREAKER,3VA4,5 125 3P AL LUG EXT
BREAKER,3VA4,5 125A 1 WIRE 3P AL
BRKR 3VA1 160A DM RO INLK ACC
BRKR 3VA2 250A CABLE CAGE ACC
BRKR 3VA5 125A 3P DIST LUG W/CVR
BRKR 3VA5 125A 3P LUG W/TAP CVR
BRKR 3VA5 125A 3P SM CU LUG 1W
BRKR 3VA5 125A 3P SM CU LUG W/TA
BRKR 3VA5 125A 3P SM LUG 1W
BRKR 3VA5 125A 3P SM LUG W/TAP 1
BRKR 3VA5 125A 4P 0 CU LUG 1W
BRKR 3VA5 125A 4P 0 CU LUG W/TAP
BRKR 3VA5 125A 4P BOX TRML 1W
BRKR 3VA5 125A 4P DIST LUG W/CVR
BRKR 3VA5 125A 4P LUG 1W
BRKR 3VA5 125A 4P LUG W/CVR 1W
BRKR 3VA5 125A 4P LUG W/TAP 1W
BRKR 3VA5 125A 4P LUG W/TAP CVR
BRKR 3VA5 125A 4P SM CU LUG 1W
BRKR 3VA5 125A 4P SM CU LUG W/TA
BRKR 3VA5 125A 4P SM LUG 1W
BRKR 3VA5 125A 4P SM LUG W/TAP 1
BRKR 3VA5 250A 3P BOX TRML W/TAP
BRKR 3VA5 250A 3P DIST LUG W/CVR
BRKR 3VA5 250A 3P LG BOX TRML W/
BRKR 3VA5 250A 3P LUG W/TAP CVR
BRKR 3VA5 250A 4P BOX TRML 1W
BRKR 3VA5 250A 4P BOX TRML W/TAP
BRKR 3VA5 250A 4P CU LUG 1W
BRKR 3VA5 250A 4P CU LUG W/TAP 1
BRKR 3VA5 250A 4P LG BOX TRML 1W
BRKR 3VA5 250A 4P LG BOX TRML W/
BRKR 3VA5 250A 4P LG LUG 1W
BRKR 3VA5 250A 4P LG LUG W/TAP1W
BRKR 3VA5 250A 4P LUG W/CVR 1W
BRKR 3VA5 250A 4P LUG W/CVR 2W
BRKR 3VA5 250A 4P LUG W/CVR 6W
BRKR 3VA5 250A 4P LUG W/TAP 1W
BRKR 3VA5 250A 4P LUG W/TAP 2W
BRKR 3VA6 250A 3P BOX TRML W/TAP
BRKR 3VA6 250A 3P LUG W/TAP CVR
BRKR 3VA6 250A 4P BOX TRML W/TAP
BRKR 3VA6 250A AL 350MCM LUG 2WI
BRKR 3VA6 250A AL14-1/0AWG LUG 1
BRKR MD/ND AL BODY 2PC LUG 2W 75
BRKR MD/ND AL BODY 2PC LUG 4W 50
BRKR MD/ND AL BODY 3PC LUG 2W 75
BRKR MD/ND AL BODY 3PC LUG 3W 75
BRKT 2P ZN15
BRKT 3P ZN15
BRKT 4P ZN15
BRKT 6P
BUS BAR FOR TMC 81... CIRCUIT BR
BUS BAR FOR TMC 82... CIRCUIT BR
BUS BAR FOR TMC 83... CIRCUIT BR
BUSB E-CU WH20X5MM L2400MM 1=6PC
BUSB E-CU WH30X5MM L2400MM 1=6PC
BUSBA E-CU WH:30X10 L:2400 1=3PC
BUSBAR 2 PHASE 6POS
BUSBAR 3 PHASE 12POS
BUSBAR 3 PHASE 15 POLE 18X266MM
BUSBAR 3 PHASE 15POS
BUSBAR 3 PHASE 18POS
BUSBAR 3 PHASE 21 POLE 18MM
BUSBAR 3 PHASE 6POS
BUSBAR TERMINAL, FOR INCOMING CO
BUSBAR, BUS CAP, PROTECTS THREE
BUSBAR, END CAP, PROTECTS OPEN B
BUSBAR3 PHASE25SQMMPIN TYPE 27 L
CABLE TERMINAL FOR 3RV1.7-7G 6 P
CIRC BREAKER AUXILIARY CONTACT
Circuit Breaker AC DC
CIRCUIT BREAKER ALARM CONTACT
CIRCUIT BREAKER SHUNT TRIP
COIL MX 024/030 VCA/VCC FOR FIXE
CONCLAMP 1.5-16MM 10MM BAR 1=10P
CONTACTOR BASE S0 FOR 3RV29
CONTACTOR BASE S00 FOR 3RV29
CONTROL CONNECTOR
COUPLING MOD FOR IO-LINK/ ASI, R
COVER F. 3RV2742
COVER FOR TRANSVERSE AUX. SWITCH
COVER FUSE VINYL 5MM
COVER FUSEHOLDER 5AG
CURRENT SCALE COVER FOR S00 SO M
END BARRIER FOR FUSEBLOCK
END COVER FOR 3-PHASE BUSBAR 3RV
ESCUTCHEON FOR DIRECT
EXPANSION PLUG 3-PH FOR 3RV29
EXTENDED TERM FRONT-ACCESS.TERM,
FEED THROUGH CONNECTOR 5X20MM
FLT-SEC-P-T1-3S-440/ 35-FM
FPG1/2/6 CARRIER 5X20 IP 40
FPG1/2/6 CARRIER 5X20 IP 67
FPG3/4/5/7 CARRIER 5X20 IP 40
FUSE CAP 5X20
Fuse Circuit
FUSE COVER FOR 5X20MM WHITE
FUSEBLOCK COVER FOR 2AG PVC
H12E MD/ND AL BODY 3LUG 4W 500KC
HARDWARE HEXNUT
IO-LINK FUNC MOD DIRECT S00+S0 S
IO-LINK FUNC MODULE WYE DELTA SC
IO-LINK FUNC MODULE WYE DELTA SP
IO-LINK FUNCTION MOD REV S00+S0
ISOLATOR MODULE FOR S00/S0 MSP
JUMPER BAR COPPER FOR 2 DIST BLK
JUMPER BAR COPPER FOR 3 DIST BLK
JUMPER BAR COPPER FOR 4 DIST BLK
LATERAL AUX SWITCH 1NO+1NC RING
LATERAL AUXILIARY SWITCH 1NO+1NC
LATERAL AUXILIARY SWITCH 2NC SCR
LATERAL AUXILIARY SWITCH 2NC, SP
LATERAL AUXILIARY SWITCH 2NO SCR
LATERAL AUXILIARY SWITCH 2NO SPR
LATERAL AUXILIARY SWITCH 2NO+2NC
LINE CONNECTOR SIZE S0 SPRING QT
LINE CONNECTOR SIZE S0 SPRING
LINE CONNECTOR SIZE S00 SCREW QT
LINE CONNECTOR SIZE S00 SCREW
LINE CONNECTOR SIZE S00 SPRING Q
LINE CONNECTOR SIZE S00 SPRING
LINK MODULE S00 FOR AC AND DC CO
LINK MODULE, EL AND MECH,SPRING
MSP 102 LKS ENCL IP55 INS. 72NN
MSP 3RV 4 LINE SIDE FEEDER 45MM
MSP 3RV 5 LINE SIDE FEEDER 45MM
MSP S0 ALM ENCL IP55 INSIDE 72MM
MSP S0 FLS ENCL IP55,INSIDE 72MM
MSP S0 PLS ENCL IP55 INS. 54MM B
MSP S0 PLS ENCL IP55 INSIDE 54MM
MSP S0 PLS ENCL IP55 INSIDE 72MM
MSP S0 PLS ENCL IP55,INSIDE 72MM
MSP S0-S3 FRONT PLATE
MSP S00 FRONT PLATE
MSP S00 LINK MODULE,AC/DC
MSP S2 ISOLATOR MODULE
MSP S2 LINE TERMINAL TOP FEED
MSP S2 LINE TERMINAL TYPE E TOP
MSP S2 PHASE BARRIER TYPE E
MSP S2 PLS ENCL IP55 INSIDE 82MM
MSP S2 PLS ENCL,IP55 INS. 82MM B
MTRIZED OPERATING MECH WITH SPRI
OGN ADAPTER
PLATE + MECHANICAL INTERLOCK
PLUG-IN SURGE ARRESTER IN ACCOR
Polymeric PTC Resettable Fuse 12V 6A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 12V 7A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 15V 1.25A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 15V 2.5A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 15V 2A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 15V 3A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 15V 4A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 16V 5A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 16V 6A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 24V 2.6A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 24V 2A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 24V 3.3A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 24V 5A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 24V 6A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 24V 7A Ih Surface Mount 2920 (7351 Metric), Concave
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 750mA Ih Surface Mount 2920 (7351 Metric), Concave
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 1.1A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 33V 1.5A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 33V 1.85A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 60V 1.1A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 60V 300mA Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 60V 500mA Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 60V 750mA Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 6V 2.6A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 6V 3A Ih Surface Mount 2920 (7351 Metric), Concave
Polymeric PTC Resettable Fuse 6V 7A Ih Surface Mount 2920 (7351 Metric), Concave
POLYSWITCH RESETTABLE PPTC
Position Terminal Block
POWER SUPPLY SYSTEM 3RV29 BASIC-
POWER SUPPLY SYSTEM 3RV29 EXPANS
PTC 15V POLYFUSE SURF MOUNT 2920
PTC 33V POLYFUSE SURF MOUNT 2920
QUICK CONNECT
REMOTE CONTROL F.MOTOR SZS3,230V
REMOVABLE TOGGLE PADLOCK.DEVICE
RIBBON CONNECTOR 10-14 POLE 2M S
RIBBON CONNECTOR 10-POLE 8CM S00
RIBBON CONNECTOR 14-POLE 21CM S0
RIBBON CONNECTOR 14-POLE 8CM S00
RIBBON CONNECTOR 14-POLE SHORT
ROTARY HANDLE FOR 3RV106,107
ROUND COND. 1.5-16/1.5-16 1=10PC
SHAFT SUPPT FOR HARSH CONDITION
SHUNT 32V 480 PC
SHUNT RELEASE, AC 20-24V, 50/60H
SHUNT RELEASE, AC 210-240V, 50/6
SHUNT RELEASE, AC 350-415V, 50/6
SHUNT RELEASE, AC 500V, 50/60HZ
SHUNT RELEASE, AC 90-110V, 50/60
SIGNALING SWITCH FOR MSP 2NO/2NC
SIRIUS NG CONNECT
SPD 1 POLE
SPD 10VAC/15VDC MCOV 1 POLE
SPD 150VAC/150VDC MCOV 1 POLE
SPD 21VAC/30VDC MCOV 1 POLE
SPD 3.3VDC MCOV 1 POLE
SPD 30VAC/53VDC MCOV 1 POLE
SPD 30VAC/55.2VDC MCOV 1 POLE
SPD TYP 2/TYP 3 80VAC MCOV 1POLE
SPD TYP2 75VAC/100VDC MCOV 1POLE
SPD TYP2/TYP3 150VAC/150VDC MCOV
SPD TYPE 1 100VDC MCOV 1 POLE
SPD TYPE 1 100VDC MCOV 2 POLE
SPD TYPE 1 175VAC MCOV 1 POLE
SPD TYPE 1 264VAC MCOV 1 POLE
SPD TYPE 1 275VAC MCOV 1 POLE
SPD TYPE 1 305VAC MCOV 1 POLE
SPD TYPE 1 350VAC MCOV 1 POLE
SPD TYPE 1 350VAC MCOV 4 POLE
SPD TYPE 1 385VAC MCOV 1 POLE
SPD TYPE 1 580VAC MCOV 1 POLE
SPD TYPE 1 750VAC MCOV 1 POLE
SPD TYPE 1/TYPE 2 100VDC MCOV
SPD TYPE 1/TYPE 2 175VAC MCOV
SPD TYPE 1/TYPE 2 305VAC MCOV
SPD TYPE 1/TYPE 2 385VAC MCOV
SPD TYPE 1/TYPE 2 580VAC MCOV
SPD TYPE 2 1.5KVAC MCOV 3 POLE
SPD TYPE 2 100VDC MCOV 1 POLE
SPD TYPE 2 175VAC MCOV 1 POLE
SPD TYPE 2 275VAC MCOV 1 POLE
SPD TYPE 2 350VAC MCOV 1 POLE
SPD TYPE 2 385VAC MCOV 1 POLE
SPD TYPE 2 580VAC MCOV 1 POLE
SPD TYPE 2 750VAC MCOV 1 POLE
SPD TYPE 2 760VAC MCOV 1 POLE
SPD TYPE 2/TYPE 3 275VAC MCOV
SURGE PROTEC TERM BLOCK 24VDC
SURGE PROTECTION DEVICE
TERMINAL BLOCK. SIZE S3
TOUCH PROTECT COVER F 3-P CIRCUI
TOUCH PROTECT COVER F AUX CIRCUI
TRANSVERSE AUX. SW 1NO+1NC RING
TRANSVERSE AUX. SWITCH 1CO SCREW
TRANSVERSE AUX. SWITCH 1NO+1NC S
TRANSVERSE AUX. SWITCH 2NO SCREW
TRANSVERSE AUX. SWITCH 2NO SPRIN
TRANSVERSE AUX. SWITCH SOLID STA
TTC-6P-1X2-12DC-PT-I
TTC-6P-1X2-48DC-PT-I
TTC-6P-1X2-F-12DC-PT -I
TTC-6P-1X2-F-12DC-UT -I
TTC-6P-1X2-F-48DC-PT -I
TTC-6P-1X2-F-48DC-UT -I
TTC-6P-2X1-12DC-PT-I
TTC-6P-2X1-48DC-PT-I
TTC-6P-2X1-F-12DC-PT -I
TTC-6P-2X1-F-12DC-UT -I
TTC-6P-2X1-F-48DC-PT -I
TTC-6P-2X1-F-48DC-UT -I
TYPE E PHASE BARRIER S00/S0
TYPE E TERMINAL BLOCK S00/S0 SCR
UNDERVOLT. RELEASE W. 2 AUX. CON
UNDERVOLTAGE RELEAS AC 110-120V
UNDERVOLTAGE RELEASE AC 208V 60H
UNDERVOLTAGE RELEASE AC 230-240V
UNDERVOLTAGE RELEASE AC 240V/60H
UNDERVOLTAGE RELEASE AC 24V 50HZ
UNDERVOLTAGE RELEASE AC 400-440V
UNDERVOLTAGE RELEASE AC 415-480V
UNDERVOLTAGE RELEASE AC 440V/60H
UNDERVOLTAGE RELEASE AC 480V/60H
UNDERVOLTAGE RELEASE AC 500-600V
UNDERVOLTAGE RELEASE DC 24V SCRE
VAL-US-120/65/1+0-FM
VAL-US-277/40/3+1-FM
VAL-US-277/80/3+1V-F M
VAL-US-277/80/4+0-FM
Varistor Circuit Rail, Channel Module

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