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
10.5V Off-State 30A Ipp TVS Thyristor SC-74A, SOT-753
120V Off-State 100A Ipp TVS Thyristor DO-214AA, SMB
120V Off-State Ipp TVS Thyristor DO-214AA, SMB
140V Off-State 100A Ipp TVS Thyristor DO-214AA, SMB
140V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB
140V Off-State Ipp TVS Thyristor DO-214AA, SMB
16 INCH SHAFT FOR EHU2-16/24
160V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB
160V Off-State Ipp TVS Thyristor DO-214AA, SMB
16V Off-State 30A Ipp TVS Thyristor SC-74A, SOT-753
190V Off-State 100A Ipp TVS Thyristor DO-214AA, SMB
190V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB
190V Off-State Ipp TVS Thyristor DO-214AA, SMB
200A VBII MECHANISM 6.5 INCHES D
220V Off-State 100A Ipp TVS Thyristor DO-214AA, SMB
220V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB
220V Off-State Ipp TVS Thyristor DO-214AA, SMB
24 INCH SHAFT FOR EHU2-16/24
24V Off-State 30A Ipp TVS Thyristor SC-74A, SOT-753
25V Off-State 100A Ipp TVS Thyristor DO-214AA, SMB
25V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB
25V Off-State Ipp TVS Thyristor DO-214AA, SMB
275V Off-State 100A Ipp TVS Thyristor DO-214AA, SMB
275V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB
275V Off-State Ipp TVS Thyristor DO-214AA, SMB
2P 200A 25KAIC N3R ENCLOSED CB C
30-100A VBII MECHANISM 6.5 INCHE
30A/250V CLASS H FUSE CLIP
30A/600V CLASS J FUSE CLIP
320V Off-State 100A Ipp TVS Thyristor DO-214AA, SMB
320V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB
320V Off-State Ipp TVS Thyristor DO-214AA, SMB
400A DT SS 240V 2P NON-FUSIBLE T
400A DT SS 240V 3P NON-FUSIBLE T
400A DT SS 600V 3P NON-FUSIBLE T
400A DT SS 600V 4P NON-FUSIBLE T
508, DM, 40A DISTRIBUTION MODULE
508, DM, 40A ENTRANCE SUPPLY MOD
508, DM, 40A SUPPLY MODULE, IOLI
508, DM, 40A SUPPLY MODULE, MODB
508, DM, 40A, DISTRIBUTION MODUL
58V Off-State 100A Ipp TVS Thyristor DO-214AA, SMB
58V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB
58V Off-State Ipp TVS Thyristor DO-214AA, SMB
600A DT 240V 3P NOT-FUSIBLE T-1
600A DT 240V 3P NOT-FUSIBLE T-3R
600A DT 240V 4P NOT-FUSIBLE ENCL
600A DT 240V 4P NOT-FUSIBLE T-3R
600A DT 600V 3P NOT-FUSIBLE T-1
600A DT 600V 3P NOT-FUSIBLE T-3R
600A DT 600V 4P NOT-FUSIBLE T-1
600A DT 600V 4P NOT-FUSIBLE T-3R
600ADT 600V NOT-FUSIBLE TYPE 12
60A/600V CLASS J FUSE
60A8CCT GENERAL PANEL(CSA APPROV
65V Off-State 100A Ipp TVS Thyristor DO-214AA, SMB
65V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB
65V Off-State Ipp TVS Thyristor DO-214AA, SMB
8V Off-State 30A Ipp TVS Thyristor SC-74A, SOT-753
90V Off-State 100A Ipp TVS Thyristor DO-214AA, SMB
90V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB
AC Din Rail Protector, 600V
ACCY FUSE COVER 10X38 LUG IND
ACCY FUSE COVER 60060 IND
ACS 600V COVER PULLER 30A 2 POLE
ADAPTER DIN-RAIL 0-30A GRAY
ATTACHMENT SCREW METAL 34MM FOR
AUXILLARY CONTACT FOR DF FUSEHOL
AUXILLARY CONTACTS FOR DF FUSEHO
BREAKER DOOR LATCH KIT 3PT RIGHT
BREAKER ED 1P BACK MOUNTING BRAC
BREAKER ED VAR DEPTH ROTARY HDL
BREAKER ED VAR DEPTH THROUGH DOO
BRKR JD/LD ROTARY HANDLE VAR DEP
CIRCUIT BREAKER COMPRESSION LUG
CIRCUIT BREAKER EARTH LEAKAGE MO
CIRCUIT BREAKER FIXED PADLOCK AT
CIRCUIT BREAKER HANDLE TIE KIT
CIRCUIT BREAKER MECHANICAL LUG K
D46121003S H CLIP
DR5TE4S
DR5TE4U
DT2 DIN RAIL SURGE PROTECTION CL
DTPS NF 0 2P3W 120V 100A N3R
DTSS FUS 2P2W 240V 200A N3R
DTSS FUS 3P3W 240V 100A N1
DTSS FUS 3P3W 240V 100A N3R
DTSS FUS 3P3W 240V 200A N1
DTSS FUS 3P3W 240V 30A N3R
DTSS FUS 3P3W 240V 400A N1
DTSS FUS 3P3W 240V 600A N1
DTSS FUS 3P3W 240V 60A N1
DTSS FUS 3P3W 600V 100A N1
DTSS FUS 3P3W 600V 100A N3R
DTSS FUS 3P3W 600V 200A N1
DTSS FUS 3P3W 600V 200A N3R
DTSS FUS 3P3W 600V 30A N1
DTSS FUS 3P3W 600V 400A N1
DTSS FUS 3P3W 600V 60A N1
DTSS FUS CSA 3P3W 240V 100A N1
DTSS FUS CSA 3P3W 240V 200A N1
DTSS FUS CSA 3P3W 240V 30A N1
DTSS FUS CSA 3P3W 240V 60A N1
DTSS FUS CSA 3P3W 600V 100A N1
DTSS FUS CSA 3P3W 600V 200A N1
DTSS FUS CSA 3P3W 600V 30A N1
DTSS FUS CSA 3P3W 600V 60A N1
DTSS NF 2P2W 240V 100A N1
DTSS NF 2P2W 240V 200A N1 OPEN T
DTSS NF 2P2W 240V 200A N1
DTSS NF 2P2W 240V 200A N3R
DTSS NF 2P2W 240V 30A N1
DTSS NF 2P2W 240V 400A N1
DTSS NF 2P2W 240V 400A N3R
DTSS NF 2P2W 240V 60A N1
DTSS NF 3P3W 240V 100A N1
DTSS NF 3P3W 240V 100A N3R
DTSS NF 3P3W 240V 200A N1
DTSS NF 3P3W 240V 200A N3R
DTSS NF 3P3W 240V 30A N1
DTSS NF 3P3W 240V 400A N1
DTSS NF 3P3W 240V 600A N1
DTSS NF 3P3W 240V 60A N1
DTSS NF 3P3W 240V 800A N1
DTSS NF 3P3W 600V 100A N12
DTSS NF 3P3W 600V 100A N1
DTSS NF 3P3W 600V 100A N3R
DTSS NF 3P3W 600V 100A N4X
DTSS NF 3P3W 600V 1200A N1
DTSS NF 3P3W 600V 1200A N3R
DTSS NF 3P3W 600V 200A N12
DTSS NF 3P3W 600V 200A N1
DTSS NF 3P3W 600V 200A N3R
DTSS NF 3P3W 600V 200A N4X
DTSS NF 3P3W 600V 30A N12
DTSS NF 3P3W 600V 30A N1
DTSS NF 3P3W 600V 30A N3R
DTSS NF 3P3W 600V 30A N4X
DTSS NF 3P3W 600V 400A N1
DTSS NF 3P3W 600V 400A N3R
DTSS NF 3P3W 600V 600A N1
DTSS NF 3P3W 600V 600A N3R
DTSS NF 3P3W 600V 60A N12
DTSS NF 3P3W 600V 60A N1
DTSS NF 3P3W 600V 60A N3R
DTSS NF 3P3W 600V 60A N4X
DTSS NF 3P3W 600V 800A N1
DTSS NF 3P3W 600V 800A N3R
DTSS NF CSA 2P2W 240V 100A N1
DTSS NF CSA 2P2W 240V 200A N1
DTSS NF CSA 2P2W 240V 30A N1
DTSS NF CSA 2P2W 240V 400A N1
DTSS NF CSA 2P2W 240V 400A N3R
DTSS NF CSA 2P2W 240V 60A N1
DTSS NF CSA 3P3W 240V 100A N1
DTSS NF CSA 3P3W 240V 100A N3R
DTSS NF CSA 3P3W 240V 200A N1
DTSS NF CSA 3P3W 240V 200A N3R
DTSS NF CSA 3P3W 240V 30A N1
DTSS NF CSA 3P3W 240V 400A N1
DTSS NF CSA 3P3W 240V 600A N1
DTSS NF CSA 3P3W 240V 60A N1
DTSS NF CSA 3P3W 600V 100A N1
DTSS NF CSA 3P3W 600V 100A N3R
DTSS NF CSA 3P3W 600V 200A N1
DTSS NF CSA 3P3W 600V 200A N3R
DTSS NF CSA 3P3W 600V 30A N1
DTSS NF CSA 3P3W 600V 30A N3R
DTSS NF CSA 3P3W 600V 400A N1
DTSS NF CSA 3P3W 600V 400A N3R
DTSS NF CSA 3P3W 600V 600A N1
DTSS NF CSA 3P3W 600V 600A N3R
DTSS NF CSA 3P3W 600V 60A N1
DTSS NF CSA 3P3W 600V 60A N3R
E3SOPT001
EASS LOCK-OFF DEVICE 10 FOR MCBS
ELECTRIC INTERLOCK KIT FOR SWITC
ELECTRICAL INTERLOCK FOR 400A DT
FIELD INSTALL ELEC INTLK KIT 2N.
FIELD INSTALL NEUTRAL KIT FOR 20
FIELD INSTALL NEUTRAL KIT FOR 60
FUSE BLK, D46120010LOAD BASE
FUSE CLIP, FUSE BLOCK 200A CLASS
FUSE PULLER
FUSEHOLDER CAP
GD DTSS NF 2P2W 240V 100A N3R
GD DTSS NF 2P2W 240V 200A N3R
GD DTSS NF 2P3W 240V 100A N3R
GD DTSS NF 2P3W 240V 200A N3R
GD DTSS NF 3P3W 240V 100A N3R
GD DTSS NF 3P3W 240V 200A N3R
GD DTSS NF 3P4W 240V 100A N3R
GD DTSS NF 3P4W 240V 200A N3R
GD NONFUSED 2 POLE 30A NEMA 3R U
GD NOT FUSED 2P 60A NEMA 3R UNIT
GD NOT FUSED 3 POLE 60A 3R UNIT
GENERAL PANEL
GROUNDPOTENTIAL DISTRIBUTION MOD
GROUNDPOTENTIAL FEEDING MODULE;
H&LE UTE 100E
H&LE UTS 150N & UTS 250N
H&LE UTS 800N & UTS 1200N
H&LE UTS150N & UTS 250N
H&LE UTS400N & UTS 600N
HARDWARE ACC POLE INSULATION CAP
HDL OPER ROT FOR 200A MCS SW
INDUSTRIAL AUTOMATION
KIT CLASS R FUSE REJECTION
KIT ELECTRICAL INTERLOCK SWITCH
KIT SERVICE GROUNDING FOR DT SWI
KIT, ELECTRICAL INTERLOCK SWITCH
LOADCTR QO CSA MB 240V 100A 1PH
LOADCTR QO CSA MB 240V 150A 1PH
LOADCTR QO CSA MB 240V 200A 1PH
METER MAIN 400A RING TYPE
METER MAIN RING T-200A QOM2 MAIN
METER MAIN RING TYPE 100AMP
MTR MAIN RING T-MANUAL TEST BYPA
MTR MAIN UG 400A CLS 320 MANUAL
NEUTRAL ASSEMBLY INSULATED GROUN
NEUTRAL ASSEMBLY
NEUTRAL KIT 30A W/COPPER ONLY TE
NEUTRAL KIT
NF E FRAME BREAKER SHIELD
NO.10-24 TAPTITE X 3/8 IN
PANELBOARD FLUSH NIPPLE KITS
PANELBOARD SURFACE NIPPLE KITS
Polymeric PTC Resettable Fuse 60V 550mA Ih Surface Mount 2018 (5045 Metric), Concave
POWER SUPPLY MOD FOR ECB REX12-T
POWER SUPPLY MODULE FOR ELECTRON
QO LOAD CENTER 8CT 100A QPH 100A
QO LOADCENTER 8CT 100A QPH 60A M
QO METR MN RING UG 100A PON SOL
QO METR MN RING UG 200A PON SOL
QO MM 400A CSED RING UG MANUAL B
QO MM 400A CSED RING UG NO BYPAS
REJ PIN, D46122004R FUSE ADAPTER
REJ. PIN, REJECTION CLIPS
RSTI-CC-68SA2410
SERVICE GROUND KIT FOR 600A DT S
SOLID NEUTRAL ASSEMBLY COPPER
SOLID NEUTRAL ASSEMBLY
SPD 1.2VDC MCOV 1 POLE
SPD 15VDC MCOV 1 POLE
SPD 170VDC MCOV 1 POLE
SPD 28VDC MCOV 1 POLE
SPD 53VDC MCOV 1 POLE
SPD 72VDC MCOV 2 POLE
SPD 72VDC MCOV 3 POLE
SPD 8VDC MCOV 1 POLE
SPD T1 EMA 100KA 120 240V 1P3W
SPD T1 EMA 100KA 120 240V 3P4W H
SPD T1 EMA 100KA 208Y 120V 3P4W
SPD T1 EMA 100KA 240V 3P3W
SPD T1 EMA 100KA 480V 3P3W
SPD T1 EMA 100KA 480Y 277V 3P4W
SPD T1 EMA 100KA 600V 3P3W
SPD T1 EMA 100KA 600Y 347V 3P4W
SPD T1 EMA 200KA 120 240V 1P3W
SPD T1 EMA 200KA 120 240V 3P4W H
SPD T1 EMA 200KA 208Y 120V 3P4W
SPD T1 EMA 200KA 240V 3P3W
SPD T1 EMA 200KA 480V 3P3W
SPD T1 EMA 200KA 480Y 277V 3P4W
SPD T1 EMA 200KA 600V 3P3W
SPD T1 EMA 200KA 600Y 347V 3P4W
SPD T1 EMB 100KA 600 DELTA 3P3W
SPD T1 EMB 200KA 120 240V 1P3W
SPD T1 EMB 200KA 120V 1P2W
SPD T1 EMB 200KA 208Y 120V 3P4W
SPD T1 EMB 200KA 240V 3P3W
SPD T1 EMB 200KA 240V HLD 3P4W
SPD T1 EMB 200KA 480V 3P3W
SPD T1 EMB 200KA 480Y 277V 3P4W
SPD T1 EMD 300KA 120 240V 1P3W
SPD T1 EMD 300KA 208Y 120V 3P4W
SPD T1 EMD 300KA 240V 3P3W
SPD T1 EMD 300KA 240V HLD 3P4W
SPD T1 EMD 300KA 480V 3P3W
SPD T1 EMD 300KA 480Y 277V 3P4W
SPD T1 EMD 500KA 208Y 120V 3P4W
SPD T1 EMD 500KA 480V 3P3W
SPD T1 EMD 500KA 480Y 277V 3P4W
SPD T1 EMD 600KA 208Y 120V 3P4W
SPD T1 EMD 600KA 480Y 277V 3P4W
SPD T2 EMB 200KA 120 240V 1P3W
SPD T2 EMB 200KA 208Y 120V 3P4W
SPD T2 EMB 200KA 240V 1P2W
SPD T2 EMB 200KA 480 240V 1P3W
SPD T2 EMB 200KA 480Y 277V 3P4W
SPD T2 EMB 200KA 600Y 347V 3P4W
SPD TYP2 95VAC/125VDC MCOV 1POLE
SPD TYPE 1 255VAC MCOV 1 POLE
SPD TYPE 1 300VAC MCOV 4 POLE
SPD TYPE 1 320VAC MCOV 1 POLE
SPD TYPE 1 420VAC MCOV 1 POLE
SPD TYPE 1 550VAC MCOV 1 POLE
SPD TYPE 1 680VAC MCOV 1 POLE
SPD TYPE 1 840VAC MCOV 1 POLE
SPD TYPE 1 920VAC MCOV 1 POLE
SPD TYPE 2 1.06KV MCOV 2 POLE
SPD TYPE 2 1.5KV MCOV 1 POLE
SPD TYPE 2 150VAC MCOV 1 POLE
SPD TYPE 2 150VAC/130VDC MCOV
SPD TYPE 2 210VAC/275VDC MCOV
SPD TYPE 2 24VDC MCOV 1 POLE
SPD TYPE 2 255VAC MCOV 1 POLE
SPD TYPE 2 255VAC MCOV 4 POLE
SPD TYPE 2 275VAC/350VDC MCOV
SPD TYPE 2 320VAC MCOV 4 POLE
SPD TYPE 2 440VAC MCOV 1 POLE
SPD TYPE 2 72VDC MCOV 1 POLE
SPD TYPE 2 75VDC MCOV 1 POLE
SPD TYPE 2/TYPE 4 530VDC MCOV
SPD TYPE 4 150VAC MCOV 1 POLE
SPD TYPE 4 255VAC MCOV 1 POLE
SPD TYPE 4 300VAC MCOV 1 POLE
SPD TYPE 4 300VAC MCOV 2 POLE
SPD TYPE 4 350VDC MCOV 1 POLE
SPD TYPE 4 38VDC MCOV 2 POLE
SPD TYPE 4 480VAC MCOV 1 POLE
SPD TYPE 4 65VDC MCOV 2 POLE
SPD TYPE 4 MCOV 1 POLE
SUPPLY MODULE FOR INTELLEGENT EC
SUPPLYVOLTAGE DISTRIBUTION MODUL
SW FUSIBLE GD 240V 400A 3P NEMA1
SW NOT FUSIBLE 600V 100A 3P NEMA
SW NOT FUSIBLE 600V 100A 4P NEMA
SW NOT FUSIBLE DT 200A 2P NEMA3R
SW NOT FUSIBLE DT 200A 3P NEMA1/
SW NOT FUSIBLE DT 240VAC 30A 3P
SW NOT FUSIBLE DT 600V 60A 3P NE
SW NOT FUSIBLE DT 600VAC 100A 3P
SW NOT FUSIBLE DT 600VAC 100A 6P
SW NOT FUSIBLE DT 600VAC 30A 3P
SW NOT FUSIBLE DT 600VAC 60A 6P
SW,FUSIBLE GD 240V 400A 3P 3R CL
SWITCH FUSIBLE 240VAC DT 100A 2P
SWITCH FUSIBLE DT 240VAC 100A 3P
SWITCH FUSIBLE DT 240VAC 30A 3P
SWITCH FUSIBLE DT 240VAC 60A 3P
SWITCH FUSIBLE DT 600VAC 100A 3P
SWITCH FUSIBLE DT 600VAC 30A 3P
SWITCH FUSIBLE DT 600VAC 60A 3P
SWITCH FUSIBLE GD 120/240V 30A 2
SWITCH FUSIBLE GD 240V 100A 2P N
SWITCH FUSIBLE GD 240V 100A 3P N
SWITCH FUSIBLE GD 240V 200A 2P N
SWITCH FUSIBLE GD 240V 200A 3P N
SWITCH FUSIBLE GD 240V 30A 2P NE
SWITCH FUSIBLE GD 240V 30A 3P NE
SWITCH FUSIBLE GD 240V 400A 2P N
SWITCH FUSIBLE GD 240V 400A 3P N
SWITCH FUSIBLE GD 240V 600A 2 PO
SWITCH FUSIBLE GD 240V 600A 2P N
SWITCH FUSIBLE GD 240V 600A 3P N
SWITCH FUSIBLE GD 240V 60A 2 POL
SWITCH FUSIBLE GD 240V 60A 2P NE
SWITCH FUSIBLE GD 240V 60A 3P NE
SWITCH NONFUSIBLE DT 200A 3P NEU
SWITCH NONFUSIBLE DT 600VAC 100A
SWITCH NONFUSIBLE GD 240V 100A 3
SWITCH NONFUSIBLE GD 240V 200A 3
SWITCH NONFUSIBLE GD 240V 30A 2P
SWITCH NOT FUSIBLE DT 600VAC 60A
SWITCH NOT FUSIBLE DT 600VAC30A
SWITCH NOT FUSIBLE DT N1 240V 10
SWITCH NOT FUSIBLE DT N1 240V 60
SWITCH NOT FUSIBLE DT N1 600V 10
SWITCH NOT FUSIBLE DT N1 600V 60
SWITCH NOT FUSIBLE DT N12 600V 6
SWITCH NOT FUSIBLE DT N3R 240V 1
SWITCH NOT FUSIBLE DT N3R 600V 1
SWITCH NOT FUSIBLE DT N3R 600V 6
SWITCH NOT FUSIBLE GD 240V 100A
SWITCH NOT FUSIBLE GD 240V 200A
SWITCH NOT FUSIBLE GD 240V 30A 2
SWITCH NOT FUSIBLE GD 240V 30A 3
SWITCH NOT FUSIBLE GD 240V 400A
SWITCH NOT FUSIBLE GD 240V 600A
SWITCH NOT FUSIBLE GD 240V 60A 2
SWITCH NOT FUSIBLE GD 240V 60A 3
TERMINAL, 100A LUG
TERMINAL, COPPER LUG
TERMINAL, D46120011LOAD LUG
TVS DEVICE MIXED SC-89
TVS DEVICE MIXED SLP1616P6
TVS DEVICE MIXED SLP3313P16T
TVS DEVICE MIXED SOT-23-6
TVS DEVICE TVS DIODE 24-QSOP
TVS DEVICE TVS DIODE 25V 5-DFN

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