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 Analog Devices, Bourns, Eaton, Phoenix Contact, TDK EPCOS, Littelfuse, Vishay, & more. 
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Please view our selection of circuit protection devices below.
Results: 361,667
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 Mfr.
Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS
TDK Varistors Chip Varistors / Ceramic Transient Voltage Suppressors, Maximum continuous voltage=150V, Maximum Clamping Voltage (8/20 s)=360V
Datasheet
17,853In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000
TDK Varistors 40VAC 10% 4032mm
Datasheet
16,384In Stock
Min.: 1
Mult.: 1
Reel: 1,000

TDK Gas Discharge Tubes - GDTs / Gas Plasma Arrestors A81-A250XSMD
Datasheet
1,152In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 350

TDK Gas Discharge Tubes - GDTs / Gas Plasma Arrestors N81-A90X
Datasheet
2,629In Stock
Min.: 1
Mult.: 1
Reel: 100

AIRPAX Circuit Breakers Cir Brkr Hyd Mag
Datasheet
13In Stock
Min.: 1
Mult.: 1
AIRPAX Circuit Breakers Cir Brkr Hyd Mag
Datasheet
14In Stock
Min.: 1
Mult.: 1


Weidmuller Circuit Breakers 201-T3-6A
Datasheet
23In Stock
10On Order
Min.: 1
Mult.: 1

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 200V
Datasheet
1,935In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 400V
Datasheet
923In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

TDK Varistors 14mm, 300Vac, 10%, Compact Series
Datasheet
6,270In Stock
Min.: 1
Mult.: 1

TDK ESD Protection Diodes / TVS Diodes 0201 5.5VDC Bi-Dir 0.55pF 7A a.8/20us 15kV 1nAa.5.5V
Datasheet
38,785In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 20,000

Littelfuse ESD Protection Diodes / TVS Diodes 6-CH MINI 9V Uni-Di .20pF 20kV SESD
Datasheet
39,496In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 65,000

E-T-A Circuit Breakers Miniaturised double pole thermal circuit breaker with push-to-reset tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934). Threadneck panel mounting. Suitable for line and neutral switching - the thermal actuator op
Datasheet
71In Stock
Min.: 1
Mult.: 1

E-T-A Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double
Datasheet
190In Stock
Min.: 1
Mult.: 1

E-T-A Circuit Breakers 1077, 1p, DN, 24VDC, N/O Aux, 3.6A
Datasheet
41In Stock
Min.: 1
Mult.: 1

Bel Fuse Surface Mount Fuses 1.5A 350 VAC 72 VCD
Datasheet
13,690In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Bel Fuse Surface Mount Fuses Surface mount Chip fuse Silver Plated 0402 case size Fast Blow 500mA Tape and Reel (10000 pcs.)
Datasheet
5,600In Stock
Min.: 1
Mult.: 1
Reel: 10,000

Bel Fuse Surface Mount Fuses 0603 SMD Fuse. Slow Blow 3.5A
Datasheet
4,368In Stock
Min.: 1
Mult.: 1
Reel: 5,000

Bel Fuse Cartridge Fuses FUSE, CERAMIC TUBE 1.25A, 1000VAC/VDC
Datasheet
980In Stock
Min.: 1
Mult.: 1

Bel Fuse Surface Mount Fuses 1206 SMT Fuse Fast Acting, HC, 10A
Datasheet
31,410In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse Industrial & Electrical Fuses 1000VDC 30AMP Midget PCB Tabs
Datasheet
471In Stock
Min.: 1
Mult.: 1

Littelfuse ESD Protection Diodes / TVS Diodes 43V 1KW 5% BiDirectional
Datasheet
9,283In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 58Vso 45VAC 53A
Datasheet
3,942In Stock
Min.: 1
Mult.: 1
Reel: 800

Littelfuse ESD Protection Diodes / TVS Diodes ESD 430V BI
Datasheet
102In Stock
Min.: 1
Mult.: 1

Littelfuse Industrial & Electrical Fuses .25A 600VAC 300VDC Slo-Blo
Datasheet
439In Stock
Min.: 1
Mult.: 1