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
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

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