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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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Littelfuse Q6035RH5
Enlarge
Littelfuse Triacs 600V 35A
Data Sheet 4,259
In Stock
1: $3.99
10: $3.69
100: $3.31
250: $3.01
500: View



Min.: 1
Mult.: 1
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
3,739
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 4,474
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
576-0242.050UR


To purchase full reel, order in multiples of 500:
Littelfuse Surface Mount Fuses 250V .05A
Data Sheet 5,290
In Stock
Cut Tape
1: $4.78
10: $4.20
100: $3.79
250: $3.46
Reel
500: $2.88
1,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 500
Littelfuse FHAC0001ZXJ
Enlarge
Littelfuse Fuse Holder HOLDER ATO INLINE W/COVER
Data Sheet 3,273
In Stock
1: $5.79
10: $4.86
25: $4.60
50: $4.20
100: View



Min.: 1
Mult.: 1
STMicroelectronics BTA41-800BRG
Enlarge
STMicroelectronics Triacs 40 Amp 800 Volt
Data Sheet 2,560
In Stock
1: $6.47
10: $5.20
100: $4.62
250: $4.27
500: View



Min.: 1
Mult.: 1
STMicroelectronics BTA25-800BW
Enlarge
STMicroelectronics Triacs 25 Amp 800 Volt
Page 785

Data Sheet
2,726
In Stock
1: $6.72
10: $5.41
100: $4.80
250: $4.44
500: View



Min.: 1
Mult.: 1
Littelfuse 0508.500MXP
Enlarge
Littelfuse Cartridge Fuses FUSE 1000V 3AB FA PB-FREE .500A
Data Sheet 2,239
In Stock
1: $7.20
10: $6.02
100: $5.70
250: $5.20
500: View



Min.: 1
Mult.: 1
Littelfuse Q4040K7TP
Enlarge
Littelfuse Triacs Altnstr 400V 40A Iso 100-100-100mA
Data Sheet 2,490
In Stock
1: $7.59
10: $6.83
25: $6.22
100: $5.80
250: View



Min.: 1
Mult.: 1
Littelfuse 0BLN030.T
Enlarge
Littelfuse Industrial & Electrical Fuses 30A 250VAC Midget
Data Sheet 2,790
In Stock
1: $8.23
10: $7.05
25: $6.76
100: $5.88
250: View



Min.: 1
Mult.: 1
Honeywell 192-501DET-A01
Enlarge
Honeywell Thermistors - NTC 500KOHM Radial Thermistor NTC
Data Sheet 1,340
In Stock
1: $12.08
10: $8.24
100: $7.59
500: $7.33
1,000: View



Min.: 1
Mult.: 1
Littelfuse 0481010.VXLP
Enlarge
Littelfuse Specialty Fuses 125V ALARM 10A W/LENS RoHS
Data Sheet 1,349
In Stock
More Info Available
1: $13.29
10: $11.39
25: $10.92
50: $9.50
100: View



Min.: 1
Mult.: 1
Littelfuse 0259.500MX913
Enlarge
0259.500MX913

New Technology
New Technology


Littelfuse Fuses with Leads (Through Hole) 125V .5A PICO UL913
Page 865

Data Sheet
1,683
In Stock
1: $13.57
10: $11.63
25: $11.15
50: $9.70
100: View



Min.: 1
Mult.: 1
Littelfuse 02981001ZXT
Enlarge
Littelfuse Fuse Holder MEGA FUSE HOLDER
Data Sheet 825
In Stock
1: $17.56
5: $15.54
10: $14.86
25: $14.18
50: View



Min.: 1
Mult.: 1
772-TQP200002


To purchase full reel, order in multiples of 10000:
TriQuint Semiconductor ESD Suppressors Dual ESD Protection Diode
10,000
In Stock
Cut Tape
1: $21.42
25: $14.41
100: $9.69
250: $6.25
500: View
10,000: $0.762

MouseReel Available


Min.: 1
Mult.: 1
Reel: 10,000
Cooper Bussmann HFA-1K0967
Enlarge
Cooper Bussmann Fuse Holder HFA Holder w/12" 14AWG Wire
Data Sheet 367
In Stock
1: $53.72
10: $49.55
25: $47.53
50: $41.34
100: View



Min.: 1
Mult.: 1
Carling Technologies CA2-B0-34-630-121-D
Enlarge
Carling Technologies Circuit Breakers 30 A TWO POLE
Page 2,129

Data Sheet
196
In Stock
1: $75.48
10: $53.47
25: $49.38
50: $44.03
100: $43.45



Min.: 1
Mult.: 1
Phoenix Contact 2920641
Enlarge
Phoenix Contact Surge Suppressors TT-2-PE-M-24DC
Data Sheet 169
In Stock
1: $76.38
5: $74.02
10: $71.68
25: $66.46
50: View



Min.: 1
Mult.: 1
Phoenix Contact 2838186
Enlarge
Phoenix Contact Surge Suppressors TT-2PE-24DC
Data Sheet 63
In Stock
1: $110.33
5: $105.92
10: $101.51
25: $96.00
50: View



Min.: 1
Mult.: 1
EPCOS B57471V2682J062
Enlarge
EPCOS Thermistors - NTC 0805 6K8 J62 B-4480 NTC Thermistor
Data Sheet 48,092
In Stock
Reel
3,000: $0.177
9,000: $0.152
24,000: $0.149
48,000: $0.139
99,000: Quote



Min.: 3,000
Mult.: 3,000
Reel: 3,000
EPCOS B57261V2223J060
Enlarge
EPCOS Thermistors - NTC 0402 22K 5% B-4575 NTC
Data Sheet 90,000
In Stock
Reel
10,000: $0.121
20,000: $0.119
50,000: $0.115
100,000: $0.104



Min.: 10,000
Mult.: 10,000
Reel: 10,000
EPCOS B57861S0103A050
Enlarge
EPCOS Thermistors - NTC 10K +/-1% tol B3988 +/-0.3%
Data Sheet 6,000
In Stock
1,000: $1.28



Min.: 1,000
Mult.: 1,000
Micro Commercial Components (MCC) SM712-TP
Enlarge
833-SM712-TP


To purchase full reel, order in multiples of 3000:
Micro Commercial Components (MCC) ESD Suppressors 12V, 1.0uA
Page 672

Data Sheet
22,251
In Stock
Cut Tape
1: $1.05
10: $0.84
100: $0.645
500: $0.57
Reel
3,000: $0.399
9,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 3,000
Ametherm MS35 1R040
Enlarge
MS35 1R040

New At Mouser
New At Mouser


Ametherm Inrush Current Limiters 35mm 1ohms 40A INRSH CURR LIMITER
Page 778

Data Sheet
3,605
In Stock
1: $7.19
10: $6.69
25: $5.45
50: $4.83
100: View



Min.: 1
Mult.: 1
Hammond Manufacturing 1581H6
Enlarge
Hammond Manufacturing Power Outlet Strips Power Outlet Strip IEC 6-Outlet, 13.5"
Data Sheet 109
In Stock
1: $45.29
5: $44.40
10: $43.78
25: $40.58
50: View



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