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All Products > Circuit Protection
Circuit Protection
Circuit Protection devices and components are available at Mouser Electronics from industry leading manufacturers.  Mouser is an authorized distributor for many circuit protection manufacturers including AVX, Bourns, Carling, Cooper Bussmann, EPCOS, Littelfuse, Raychem, TE Connectivity, Vishay, & more. Please view our large selection of circuit protection devices and components below.

Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
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Littelfuse SPHV12-01ETG-C
Enlarge
576-SPHV12-01ETG-C


To purchase full reel, order in multiples of 10000:
SPHV12-01ETG-C

New Product
New Product


Littelfuse TVS Diode Arrays 1CH 12V 2000W BI
Data Sheet 9,992
In Stock
Cut Tape
1: $0.40
10: $0.266
100: $0.148
1,000: $0.111
Reel
10,000: $0.087
20,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 10,000
Littelfuse SD36C-01FTG
Enlarge
576-SD36C-01FTG


To purchase full reel, order in multiples of 3000:
SD36C-01FTG

New Product
New Product


Littelfuse TVS Diode Arrays 36V 450W AUTO BI-DIR SOD323
Data Sheet 16,285
In Stock
Cut Tape
1: $0.43
10: $0.325
100: $0.204
1,000: $0.158
Reel
3,000: $0.13
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse SP1012-05WTG
Enlarge
576-SP1012-05WTG


To purchase full reel, order in multiples of 10000:
SP1012-05WTG

New Product
New Product


Littelfuse TVS Diode Arrays 6.5pF 15kV Bi
Data Sheet 8,990
In Stock
Cut Tape
1: $0.81
10: $0.638
100: $0.412
1,000: $0.33
Reel
10,000: $0.26
20,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 10,000
Littelfuse PLED13UQ12
Enlarge
576-PLED13UQ12


To purchase full reel, order in multiples of 5000:
PLED13UQ12

New Technology
New Technology


Littelfuse LED Protection Devices Uni 13V 3X3 2L
Page 800

Data Sheet
5,000
In Stock
Cut Tape
1: $0.93
10: $0.764
100: $0.587
500: $0.521
Reel
5,000: $0.353
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
Littelfuse PLED9UQ12
Enlarge
576-PLED9UQ12


To purchase full reel, order in multiples of 5000:
PLED9UQ12

New Technology
New Technology


Littelfuse LED Protection Devices Uni 9V 3X3 2L
Page 800

Data Sheet
4,890
In Stock
Cut Tape
1: $0.93
10: $0.764
100: $0.587
500: $0.521
Reel
5,000: $0.353
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
Littelfuse PLED18UQ12
Enlarge
576-PLED18UQ12


To purchase full reel, order in multiples of 5000:
PLED18UQ12

New Technology
New Technology


Littelfuse LED Protection Devices Uni 18V 3X3 2L
Page 800

Data Sheet
4,900
In Stock
Cut Tape
1: $0.93
10: $0.764
100: $0.587
500: $0.521
Reel
5,000: $0.353
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
Littelfuse PLED6UQ12
Enlarge
576-PLED6UQ12


To purchase full reel, order in multiples of 5000:
PLED6UQ12

New Technology
New Technology


Littelfuse LED Protection Devices Uni 6V 3X3 2L
Page 800

Data Sheet
5,097
In Stock
Cut Tape
1: $0.93
10: $0.764
100: $0.587
500: $0.521
Reel
5,000: $0.353
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
Littelfuse K0820S1URP
Enlarge
576-K0820S1URP


To purchase full reel, order in multiples of 5000:
K0820S1URP

New Product
New Product


Littelfuse Sidacs 80V DO-214AC 2L
Data Sheet 5,100
In Stock
Cut Tape
1: $0.95
10: $0.74
100: $0.478
1,000: $0.383
Reel
5,000: $0.313
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
Littelfuse K1050S1URP
Enlarge
576-K1050S1URP


To purchase full reel, order in multiples of 5000:
K1050S1URP

New Product
New Product


Littelfuse Sidacs 100V DO-214AC 2L
Data Sheet 5,100
In Stock
Cut Tape
1: $0.95
10: $0.74
100: $0.478
1,000: $0.383
Reel
5,000: $0.313
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
Littelfuse K1500S1URP
Enlarge
576-K1500S1URP


To purchase full reel, order in multiples of 5000:
K1500S1URP

New Product
New Product


Littelfuse Sidacs 150V DO-214AC 2L
Data Sheet 5,100
In Stock
Cut Tape
1: $0.95
10: $0.74
100: $0.478
1,000: $0.383
Reel
5,000: $0.313
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
Littelfuse K2000S1URP
Enlarge
576-K2000S1URP


To purchase full reel, order in multiples of 5000:
K2000S1URP

New Product
New Product


Littelfuse Sidacs 200V DO-214AC 2L
Data Sheet 5,100
In Stock
Cut Tape
1: $0.98
10: $0.806
100: $0.619
500: $0.532
Reel
5,000: $0.372
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 5,000
STMicroelectronics SMP1100SCMC
Enlarge
511-SMP1100SCMC


To purchase full reel, order in multiples of 2500:
SMP1100SCMC

New Product
New Product


STMicroelectronics Sidacs Trisil for telecomm equipment protection
Page 805

Data Sheet
3,800
In Stock
Cut Tape
1: $1.22
10: $0.946
100: $0.753
500: $0.686
Reel
2,500: $0.465
10,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
576-SP5002-06TTG


To purchase full reel, order in multiples of 3000:
SP5002-06TTG

New Product
New Product


Littelfuse TVS Diode Arrays 6CH CMF W/TVS ARRAY
Data Sheet 3,180
In Stock
Cut Tape
1: $1.25
10: $1.03
100: $0.796
500: $0.684
Reel
3,000: $0.479
9,000: View



Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse 4.0SMDJ24A
Enlarge
576-4.0SMDJ24A


To purchase full reel, order in multiples of 3000:
4.0SMDJ24A

New Product
New Product


Littelfuse TVS Diodes - Transient Voltage Suppressors 24V 4KW 5% UNI DO-214AB
Page 798

Data Sheet
3,113
In Stock
Cut Tape
1: $1.39
10: $1.15
100: $0.884
500: $0.76
Reel
3,000: $0.532
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse SP2574NUTG
Enlarge
576-SP2574NUTG


To purchase full reel, order in multiples of 3000:
SP2574NUTG

New Product
New Product


Littelfuse TVS Diode Arrays 4CH 30KV 3.8pF ESD Protection
Data Sheet 3,155
In Stock
Cut Tape
1: $1.56
10: $1.29
100: $0.994
500: $0.855
Reel
3,000: $0.598
9,000: View



Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse 07771.25MREST1P
Enlarge
576-07771.25MREST1P


To purchase full reel, order in multiples of 1000:
07771.25MREST1P

New Product
New Product


Littelfuse Fuses with Leads (Through Hole) 3.6 x 9mm Axial Lead Fuse
Data Sheet 1,913
In Stock
Cut Tape
1: $1.66
10: $1.26
50: $1.21
100: $1.02
Reel
1,000: $0.751
2,000: View



Min.: 1
Mult.: 1
Reel: 1,000
Littelfuse 0463020.ER
Enlarge
576-0463020.ER


To purchase full reel, order in multiples of 2500:
0463020.ER

New Product
New Product


Littelfuse Surface Mount Fuses 20A 250V Fast Acting High Current
Page 858

Data Sheet
1,442
In Stock
Cut Tape
1: $4.69
10: $3.88
25: $3.72
50: $3.39
100: View
2,500: $2.02

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
Littelfuse 0463025.ER
Enlarge
576-0463025.ER


To purchase full reel, order in multiples of 2500:
0463025.ER

New Product
New Product


Littelfuse Surface Mount Fuses 25A 250V Fast Acting High Current
Page 858

Data Sheet
Non-Stocked Lead-Time 9 Weeks
Cut Tape
1: $4.69
10: $3.88
25: $3.72
50: $3.39
100: View
2,500: $2.02

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
Littelfuse 0463030.ER
Enlarge
576-0463030.ER


To purchase full reel, order in multiples of 2500:
0463030.ER

New Product
New Product


Littelfuse Surface Mount Fuses 30A 250V Fast Acting High Current
Page 858

Data Sheet
2,139
In Stock
Cut Tape
1: $5.18
10: $4.29
25: $4.11
50: $3.75
100: View
2,500: $2.23

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
Littelfuse LSP10277P
Enlarge
LSP10277P

New Technology
New Technology


Littelfuse Surge Suppressors 277V 10kA IP66 Series
Page 823

Data Sheet
190
In Stock
More Info Available
1: $21.23
10: $19.30
25: $18.43
50: $17.85
100: View



Min.: 1
Mult.: 1
Littelfuse LSP10277S
Enlarge
LSP10277S

New Technology
New Technology


Littelfuse Surge Suppressors 277V 10kA IP66 Series
Page 823

Data Sheet
200
In Stock
1: $22.86
5: $22.20
10: $21.19
25: $19.42
50: View



Min.: 1
Mult.: 1
Littelfuse SPXV006.T
Enlarge
SPXV006.T

New Technology
New Technology


Littelfuse Specialty Fuses 6A 1500 VDC Solar 30kA Photovoltaic
Page 864

Data Sheet
33
In Stock
Alternative Packaging
1: $68.10
5: $64.69
10: $61.28
25: $57.88
50: View



Min.: 1
Mult.: 1
Bourns 1840-05-A3
Enlarge
1840-05-A3

New Product
New Product


Bourns Surge Suppressors 5V DIN3 SPD Protector
Page 2,386

Data Sheet
16
In Stock
1: $121.63
2: $119.24
5: $117.65
10: $113.68
25: View



Min.: 1
Mult.: 1
Murata Electronics LXES03TBB1-141
Enlarge
81-LXES03TBB1-141


To purchase full reel, order in multiples of 20000:
LXES03TBB1-141

New Product
New Product


Murata Electronics ESD Suppressors Si 1 Channel CSP ESD Device, .045pF
Page 824

Data Sheet
18,900
In Stock
Cut Tape
1: $0.20
10: $0.109
100: $0.075
500: $0.068
Reel
20,000: $0.043
40,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 20,000
Littelfuse SPHV12-01ETG
Enlarge
576-SPHV12-01ETG


To purchase full reel, order in multiples of 10000:
SPHV12-01ETG

New Product
New Product


Littelfuse TVS Diode Arrays 1CH 12V 2000W UNI
Data Sheet 10,156
In Stock
Cut Tape
1: $0.33
10: $0.221
100: $0.124
1,000: $0.093
Reel
10,000: $0.072
20,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 10,000
Compare up to 20 parts.
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