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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
(USD)
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Schurter 3101.0040 Schurter Fuse Holder FPG4 SLOTTED IP40
Page 869

Data Sheet
5,215
In Stock
1: $2.07
10: $1.88
25: $1.73
50: $1.62
100: View



Min.: 1
Mult.: 1
STMicroelectronics TYN640RG
 Enlarge
STMicroelectronics SCRs 40 Amp 600 Volt
Page 785

Data Sheet
7,204
In Stock
1: $2.28
10: $1.84
100: $1.47
500: $1.29
1,000: View



Min.: 1
Mult.: 1
Littelfuse SE140
576-SE140


To purchase full reel, order in multiples of 3000:
SE140

New At Mouser
New At Mouser


Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 140V <0.5 pf IMPL 900 Volts @ 1Kv
Page 829

Data Sheet
10,561
In Stock
Cut Tape
1: $2.36
10: $2.13
100: $2.02
500: $1.72
Reel
3,000: $1.42
6,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Bourns P850-U180-WH
 Enlarge
652-P850-U180-WH


To purchase full reel, order in multiples of 3000:
Bourns Surge Suppressors 180mA 850Vimp
Data Sheet

Product Info.
9,582
In Stock
Cut Tape
1: $2.42
10: $1.96
100: $1.57
500: $1.37
1,000: View
3,000: $0.988

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse 0805L050WR
 Enlarge
576-0805L050


To purchase full reel, order in multiples of 3000:
Littelfuse Resettable Fuses - PPTC 0.50A 6V 0805
Page 843

Data Sheet
8,778
In Stock
Cut Tape
1: $2.54
10: $2.05
50: $1.85
100: $1.57
Reel
3,000: $1.04
6,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Bourns CDWBS16-PLC01-6
652-CDWBS16-PLC01-6


To purchase full reel, order in multiples of 1000:
Bourns TVS Diode Arrays SO-16 6V Low Capacitance
Page 787

Data Sheet
4,830
In Stock
Cut Tape
1: $2.57
10: $2.49
100: $2.41
250: $2.33
Reel
1,000: $1.92
2,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 1,000
Littelfuse 5.0SMDJ40CA
 Enlarge
576-5.0SMDJ40CA


To purchase full reel, order in multiples of 3000:
Littelfuse TVS Diodes - Transient Voltage Suppressors TVS Diode SMC Suf MT
Data Sheet 8,673
In Stock
Cut Tape
1: $2.62
10: $2.12
100: $1.90
500: $1.48
Reel
3,000: $1.10
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
TE Connectivity / P&B W28-XQ1A-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Page 2,131

Data Sheet
4,008
In Stock
1: $2.82
10: $2.50
25: $2.37
50: $2.21
100: View



Min.: 1
Mult.: 1
Littelfuse 01500274Z
 Enlarge
Littelfuse Fuse Holder INLINE 2AG 5X20MM 16 Awg Red wire
Data Sheet 5,658
In Stock
1: $2.87
10: $2.19
50: $2.10
100: $1.78
200: View



Min.: 1
Mult.: 1
TE Connectivity / P&B W28-XQ1A-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH TO RESET
Page 2,131

Data Sheet
7,142
In Stock
More Info Available
1: $2.89
10: $2.63
25: $2.34
50: $2.18
100: View



Min.: 1
Mult.: 1
Littelfuse SEP0900Q38CB
 Enlarge
576-SEP0900Q38CB


To purchase full reel, order in multiples of 4000:
Littelfuse Sidacs SEP ETHERNET 100A BIASED PROTECTN DEV
Page 781

Data Sheet
7,240
In Stock
Cut Tape
1: $2.93
10: $2.37
100: $2.13
500: $1.66
1,000: View
4,000: $1.09

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
TE Connectivity / P&B W28-XQ1A-7
 Enlarge
TE Connectivity / P&B Circuit Breakers 7A PUSH TO RESET
Page 2,131

Data Sheet
4,296
In Stock
1: $3.01
10: $2.63
25: $2.39
50: $2.24
100: View



Min.: 1
Mult.: 1
Littelfuse SP720ABG
 Enlarge
Littelfuse ESD Suppressors 35V(SUP) 2A(I(IN)) 130THRM RES
Page 797

Data Sheet
5,565
In Stock
1: $3.11
10: $2.77
100: $2.57
250: $2.27
500: View



Min.: 1
Mult.: 1
TE Connectivity / P&B W28-XQ1A-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A PUSH TO RESET
Page 2,131

Data Sheet
4,601
In Stock
More Info Available
1: $3.14
10: $2.93
25: $2.87
50: $2.58
100: View



Min.: 1
Mult.: 1
Honeywell 135-103FAD-J01 Honeywell Thermistors - NTC 10KOhm 2% Thermistor NTC
Data Sheet 6,217
In Stock
1: $3.26
10: $1.79
100: $1.56
500: $1.48
1,000: View



Min.: 1
Mult.: 1
EPCOS / TDK B72540V1140S262
871-B72540V1140S262


To purchase full reel, order in multiples of 1500:
EPCOS / TDK Varistors 16Vdc 1200A 5800mJ CN2220S14BAUTOG
Data Sheet 6,275
In Stock
Cut Tape
1: $3.27
10: $2.64
100: $2.02
500: $1.54
Reel
1,500: $1.34
3,000: View



Min.: 1
Mult.: 1
Reel: 1,500
Bourns SA2-7200-CLT-STD
 Enlarge
652-SA2-7200-CLTSTD


To purchase full reel, order in multiples of 1000:
Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 7200volts 1pF STRAIGHT LEADS
Page 827

Data Sheet
4,981
In Stock
Cut Tape
1: $3.40
10: $3.18
25: $2.95
50: $2.49
Reel
1,000: $1.51
2,000: View



Min.: 1
Mult.: 1
Reel: 1,000
Littelfuse 01530008Z
 Enlarge
Littelfuse Fuse Holder Inline Vertical Mount
Data Sheet 5,121
In Stock
1: $3.44
10: $2.76
50: $2.53
100: $2.07
250: View



Min.: 1
Mult.: 1
Littelfuse 0251.062MRT1L
 Enlarge
576-0251.062MRT1L


To purchase full reel, order in multiples of 1000:
Littelfuse Fuses with Leads (Through Hole) 125V .062A
Data Sheet 7,649
In Stock
Cut Tape
1: $3.62
10: $2.90
50: $2.66
100: $2.17
Reel
1,000: $1.69
2,000: View



Min.: 1
Mult.: 1
Reel: 1,000
Littelfuse 0451.062MRL
576-0451.062MRL


To purchase full reel, order in multiples of 1000:
Littelfuse Surface Mount Fuses 125V.062A
Page 858

Data Sheet
6,224
In Stock
Cut Tape
1: $3.62
10: $2.90
50: $2.66
100: $2.17
Reel
1,000: $1.69
2,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 1,000
Littelfuse 0481005.HXL Littelfuse Specialty Fuses 125V 5A With Lens
Data Sheet 4,397
In Stock
1: $3.81
10: $3.05
50: $2.79
100: $2.28
200: View



Min.: 1
Mult.: 1
Honeywell 135-503LAF-J01 Honeywell Thermistors - NTC Glass encapsultd. DO-35 Type
Page 839

Data Sheet
4,349
In Stock
1: $3.94
10: $2.45
50: $2.30
100: $2.17
200: View



Min.: 1
Mult.: 1
Vishay Semiconductors SM8S36AHE3/2D
625-SM8S36AHE3


To purchase full reel, order in multiples of 750:
Vishay Semiconductors TVS Diodes - Transient Voltage Suppressors 8.0W 36V 5% Unidir
Data Sheet 5,019
In Stock
Cut Tape
1: $4.11
10: $3.30
100: $3.00
250: $2.71
Reel
750: $2.05
2,250: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 750
Littelfuse 0456020.ER
 Enlarge
576-0456020.ER


To purchase full reel, order in multiples of 2500:
Littelfuse Surface Mount Fuses 125V 20A V/FA NANO2
Page 858

Data Sheet
3,708
In Stock
Cut Tape
1: $4.21
10: $3.45
100: $3.09
250: $2.53
Reel
2,500: $1.97
5,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 2,500
576-0242.050UAT1


To purchase full ammo pack, order in multiples of 500:
Littelfuse Fuses with Leads (Through Hole) 250V .05A
Data Sheet 4,019
In Stock
1: $4.34
10: $3.56
25: $3.19
50: $2.61
Reel
500: $1.95
1,000: View



Min.: 1
Mult.: 1
Reel: 500
Compare up to 20 parts.
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