Circuit Protection Devices

Bourns manufactures and supplies a wide range of circuit protection technologies, including fuses, PTC thermistors, varistors, GDTs, resettable thermal cut-offs, surge protection devices, hybrid protectors, discrete semiconductor solutions, and more. Reliable surge protection is a critical design consideration to help ensure operational reliability of consumer electronics, industrial/communication equipment, automotive, battery charging, energy storage infrastructure, and renewable energy harvesting ecosystems.

All Results (8,016)

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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
Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 400A
Datasheet
4In Stock
Min.: 1
Mult.: 1

Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 550A
Datasheet
4In Stock
Min.: 1
Mult.: 1

Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 600A
Datasheet
4In Stock
Min.: 1
Mult.: 1

Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 250A
Datasheet
6In Stock
Min.: 1
Mult.: 1

Bourns ESD Protection Diodes / TVS Diodes ESD 5V BI SOD323
Datasheet
628In Stock
12,000Expected 10/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 315A
Datasheet
6In Stock
Min.: 1
Mult.: 1

Bourns ESD Protection Diodes / TVS Diodes ESD 5V BI SOD323
Datasheet
2,100In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

Bourns ESD Protection Diodes / TVS Diodes TVS 7V/12V AEC-Q101
Datasheet
2,228In Stock
24,000On Order
Min.: 1
Mult.: 1
: 3,000

Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 450A
Datasheet
4In Stock
Min.: 1
Mult.: 1

Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 500A
Datasheet
4In Stock
Min.: 1
Mult.: 1

Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 350A
Datasheet
6In Stock
Min.: 1
Mult.: 1

Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 400A
Datasheet
6In Stock
Min.: 1
Mult.: 1

Bourns Industrial & Electrical Fuses POWrFuse BD 1000Vdc 630A
Datasheet
4In Stock
Min.: 1
Mult.: 1

Bourns ESD Protection Diodes / TVS Diodes 1KA high current bidirectional TVS diodes
Datasheet
10,358In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

Bourns ESD Protection Diodes / TVS Diodes 1KA high current bidirectional TVS diodes
Datasheet
7,559In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500



Bourns Fuse Holder CFB1 FUSE BLOCK 150A FUSE
Datasheet
27In Stock
Min.: 1
Mult.: 1



Bourns Fuse Holder CFB1 FUSE BLOCK, NO FUSE
Datasheet
22In Stock
Min.: 1
Mult.: 1

Bourns Thermal Cut-offs TCO, High Current, SMD, 90C, Self Hold AEC-Q200
Datasheet
15,370In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V, REEL
Datasheet
2,812In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V
Datasheet
1,573In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 420V
Datasheet
1,965In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Bourns Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V
Datasheet
1,762In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Bourns Varistors 20mm Radial Disc MOV - Kinked Leads, Bulk
Datasheet
3,249In Stock
Min.: 1
Mult.: 1

Bourns Varistors 20mm Radial Disc MOV - Kinked Leads, T&R
Datasheet
3,974In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

Bourns Industrial Surge Protectors DATA and SIGNAL SPD,2L,110V,Circuit 6
Datasheet
108In Stock
Min.: 1
Mult.: 1