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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.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Varistors 20mm Radial Disc-Kinked Leads,Bulk MOV-20D182KKC Bourns 1: $3.41 200In Stock New Product	Mfr. Part # MOV-20D182KKC Mouser Part # 652-MOV-20D182KKC New Product	Bourns	Varistors 20mm Radial Disc-Kinked Leads,Bulk Learn More about Bourns mov kc metal oxide varistors	Datasheet	200In Stock	$3.41 $2.16 $1.67 $1.56 View $1.37 $1.15 $1.12	Min.: 1 Mult.: 1
Thermal Cutoffs TCO, High Current, SMD, 90C, Self Hold AEC-Q200 SD90ABB Bourns 1: $1.96 14,922In Stock	Mfr. Part # SD90ABB Mouser Part # 652-SD90ABB	Bourns	Thermal Cutoffs TCO, High Current, SMD, 90C, Self Hold AEC-Q200 Learn More about Bourns ad sd miniature tco devices	Datasheet	14,922In Stock	Cut Tape $1.96 $1.86 $1.76 $1.68 View Reel $1.13 $1.61 $1.47 $1.34 $1.30 $1.13 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Fuse Holder FB1 FUSE BLOCK 110A FUSE FB1-110 Bourns 1: $75.81 117In Stock	Mfr. Part # FB1-110 Mouser Part # 652-FB1-110	Bourns	Fuse Holder FB1 FUSE BLOCK 110A FUSE	Datasheet	117In Stock	$75.81 $62.88 $58.00 $48.00 View $44.20 $43.58	Min.: 1 Mult.: 1
Surface Mount Fuses 1206 high-current met-foil. 8A Auto SF-1206HHA800R-2 Bourns 1: $1.05 7,963In Stock	Mfr. Part # SF-1206HHA800R-2 Mouser Part # 652-SF-1206HHA800R-2	Bourns	Surface Mount Fuses 1206 high-current met-foil. 8A Auto Learn More about Bourns sf1206hhr sf1206hhar fuses	Datasheet	7,963In Stock	Cut Tape $1.05 $0.891 $0.745 $0.666 Reel $0.469 View $0.599 $0.579 $0.574 $0.445 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V GDT35-35-S1-RP Bourns 1: $1.78 1,571In Stock	Mfr. Part # GDT35-35-S1-RP Mouser Part # 652-GDT35-35-S1-RP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V Learn More about Bourns gdt35	Datasheet	1,571In Stock	Cut Tape $1.78 $1.64 $1.36 $1.26 Reel $0.903 View $1.13 $1.04 $0.839 $0.797 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 420V GDT35-42-S1-RP Bourns 1: $1.78 1,950In Stock	Mfr. Part # GDT35-42-S1-RP Mouser Part # 652-GDT35-42-S1-RP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 420V Learn More about Bourns gdt35	Datasheet	1,950In Stock	Cut Tape $1.78 $1.64 $1.36 $1.26 Reel $0.888 View $1.13 $1.04 $0.839 $0.797 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V GDT35-47-S1-RP Bourns 1: $1.78 1,682In Stock	Mfr. Part # GDT35-47-S1-RP Mouser Part # 652-GDT35-47-S1-RP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V Learn More about Bourns gdt35	Datasheet	1,682In Stock	Cut Tape $1.78 $1.64 $1.36 $1.26 Reel $0.888 View $1.13 $1.04 $0.839 $0.797 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V, REEL GDT25-47-S1-RP Bourns 1: $1.10 2,812In Stock	Mfr. Part # GDT25-47-S1-RP Mouser Part # 652-GDT25-47-S1-RP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V, REEL Learn More about Bourns gdt25 gdt arrestors	Datasheet	2,812In Stock	Cut Tape $1.10 $0.993 $0.836 $0.772 Reel $0.546 View $0.694 $0.64 $0.526 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2700 V GDT28H-270-BRP Bourns 1: $1.81 1,909In Stock	Mfr. Part # GDT28H-270-BRP Mouser Part # 652-GDT28H-270-BRP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2700 V Learn More about Bourns gdt28h gdts	Datasheet	1,909In Stock	Cut Tape $1.81 $1.64 $1.39 $1.28 Reel $0.932 View $1.15 $1.04 $0.853 $0.812 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2000 V GDT28H-200-BRP Bourns 1: $1.81 1,563In Stock	Mfr. Part # GDT28H-200-BRP Mouser Part # 652-GDT28H-200-BRP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2000 V Learn More about Bourns gdt28h gdts	Datasheet	1,563In Stock	Cut Tape $1.81 $1.67 $1.39 $1.28 Reel $0.932 View $1.15 $1.01 $0.853 $0.812 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 200V GDT35-20-S1-RP Bourns 1: $1.78 1,835In Stock	Mfr. Part # GDT35-20-S1-RP Mouser Part # 652-GDT35-20-S1-RP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 200V Learn More about Bourns gdt35	Datasheet	1,835In Stock	Cut Tape $1.78 $1.64 $1.36 $1.26 Reel $0.932 View $1.13 $1.04 $0.839 $0.797 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Surface Mount Fuses 1206 high-current met-foil. 10A SF-1206HH1000R-2 Bourns 1: $0.84 8,075In Stock	Mfr. Part # SF-1206HH1000R-2 Mouser Part # 652-SF-1206HH1000R-2	Bourns	Surface Mount Fuses 1206 high-current met-foil. 10A Learn More about Bourns sf1206hhr sf1206hhar fuses	Datasheet	8,075In Stock	Cut Tape $0.84 $0.695 $0.585 $0.514 Reel $0.432 View $0.462 $0.454 $0.414 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 25A SF-1206HH2500R-2 Bourns 1: $0.64 8,943In Stock	Mfr. Part # SF-1206HH2500R-2 Mouser Part # 652-SF-1206HH2500R-2	Bourns	Surface Mount Fuses 1206 high-current met-foil. 25A Learn More about Bourns sf1206hhr sf1206hhar fuses	Datasheet	8,943In Stock	Cut Tape $0.64 $0.578 $0.50 $0.464 Reel $0.365 View $0.432 $0.419 $0.406 $0.364 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 12A SF-1206HH1200R-2 Bourns 1: $1.36 10,844In Stock	Mfr. Part # SF-1206HH1200R-2 Mouser Part # 652-SF-1206HH1200R-2	Bourns	Surface Mount Fuses 1206 high-current met-foil. 12A Learn More about Bourns sf1206hhr sf1206hhar fuses	Datasheet	10,844In Stock	Cut Tape $1.36 $0.583 $0.548 $0.522 Reel $0.42 View $0.495 $0.315 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 20A SF-1206HH2000R-2 Bourns 1: $0.65 9,857In Stock	Mfr. Part # SF-1206HH2000R-2 Mouser Part # 652-SF-1206HH2000R-2	Bourns	Surface Mount Fuses 1206 high-current met-foil. 20A Learn More about Bourns sf1206hhr sf1206hhar fuses	Datasheet	9,857In Stock	Cut Tape $0.65 $0.52 $0.436 $0.399 Reel $0.31 View $0.377 $0.361 $0.341 $0.292 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 30A SF-1206HH3000R-2 Bourns 1: $0.61 8,941In Stock	Mfr. Part # SF-1206HH3000R-2 Mouser Part # 652-SF-1206HH3000R-2	Bourns	Surface Mount Fuses 1206 high-current met-foil. 30A Learn More about Bourns sf1206hhr sf1206hhar fuses	Datasheet	8,941In Stock	Cut Tape $0.61 $0.539 $0.462 $0.423 Reel $0.317 View $0.40 $0.387 $0.372 $0.299 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 20A Auto SF-1206HHA2000R-2 Bourns 1: $1.05 10,836In Stock	Mfr. Part # SF-1206HHA2000R-2 Mouser Part # 652-SF-1206HHA2000R2	Bourns	Surface Mount Fuses 1206 high-current met-foil. 20A Auto Learn More about Bourns sf1206hhr sf1206hhar fuses	Datasheet	10,836In Stock	Cut Tape $1.05 $0.645 $0.553 $0.51 Reel $0.376 View $0.466 $0.446 $0.431 $0.375 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 30A Auto SF-1206HHA3000R-2 Bourns 1: $1.05 11,570In Stock	Mfr. Part # SF-1206HHA3000R-2 Mouser Part # 652-SF-1206HHA3000R2	Bourns	Surface Mount Fuses 1206 high-current met-foil. 30A Auto Learn More about Bourns sf1206hhr sf1206hhar fuses	Datasheet	11,570In Stock	Cut Tape $1.05 $0.891 $0.745 $0.666 Reel $0.467 View $0.599 $0.552 $0.509 $0.444 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Varistors 20mm Radial Disc MOV - Kinked Leads, T&R MOV-20D621KKTR Bourns 1: $1.77 8,024In Stock 6,000Expected 11/11/2026	Mfr. Part # MOV-20D621KKTR Mouser Part # 652-MOV-20D621KKTR	Bourns	Varistors 20mm Radial Disc MOV - Kinked Leads, T&R Learn More about Bourns mov xd metal oxide varistors	Datasheet	8,024In Stock 6,000Expected 11/11/2026	Cut Tape $1.77 $1.09 $0.749 Reel $0.749 $0.618 View $0.504 $0.461 MouseReel Available	Min.: 1 Mult.: 1 : 250
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors High Energy GDT 25mm 500V, T2 terminal GDT225E-50-T2-BX Bourns 1: $27.50 118In Stock	Mfr. Part # GDT225E-50-T2-BX Mouser Part # 652-GDT225E-50-T2-BX	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors High Energy GDT 25mm 500V, T2 terminal Learn More about Bourns gdt212e gdt216e gdt220e gdt225e gdts	Datasheet	118In Stock	$27.50 $22.82 $21.05 $17.43 View $16.58 $15.08	Min.: 1 Mult.: 1
Varistors 14mm Radial Disc MOV - Kinked Leads, T&R MOV-14D471KKTR Bourns 1: $0.89 11,677In Stock	Mfr. Part # MOV-14D471KKTR Mouser Part # 652-MOV-14D471KKTR	Bourns	Varistors 14mm Radial Disc MOV - Kinked Leads, T&R Learn More about Bourns mov xd metal oxide varistors	Datasheet	11,677In Stock	Cut Tape $0.89 $0.535 $0.287 Reel $0.239 $0.202 View $0.186 $0.165 $0.161 MouseReel Available	Min.: 1 Mult.: 1 : 400
Varistors 20mm Radial Disc MOV - Kinked Leads, T&R MOV-20D781KKTR Bourns 1: $2.06 3,942In Stock	Mfr. Part # MOV-20D781KKTR Mouser Part # 652-MOV-20D781KKTR	Bourns	Varistors 20mm Radial Disc MOV - Kinked Leads, T&R Learn More about Bourns mov xd metal oxide varistors	Datasheet	3,942In Stock	Cut Tape $2.06 $1.29 $0.948 Reel $0.885 $0.782 View $0.62 $0.594 $0.583 MouseReel Available	Min.: 1 Mult.: 1 : 250
NTC Thermistors 5 dia Power NTC 5ohm Y kink bulk BN-LG05Y5R0MYB Bourns 1: $0.28 13,566In Stock	Mfr. Part # BN-LG05Y5R0MYB Mouser Part # 652-BN-LG05Y5R0MYB	Bourns	NTC Thermistors 5 dia Power NTC 5ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	13,566In Stock	$0.28 $0.246 $0.216 $0.183 View $0.164 $0.155 $0.138 $0.113	Min.: 1 Mult.: 1
Thermal Cutoffs TCO, High Current, SMD, 72C, Self Hold AEC-Q200 SD72ABB Bourns 1: $2.84 3,469In Stock	Mfr. Part # SD72ABB Mouser Part # 652-SD72ABB	Bourns	Thermal Cutoffs TCO, High Current, SMD, 72C, Self Hold AEC-Q200 Learn More about Bourns ad sd miniature tco devices	Datasheet	3,469In Stock	Cut Tape $2.84 $2.46 $1.99 $1.69 View Reel $1.24 $1.64 $1.39 $1.33 $1.24 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC Thermistors 10 dia Power NTC 16ohm Y kink bulk BN-LG10Y160MYB Bourns 1: $0.56 9,994In Stock	Mfr. Part # BN-LG10Y160MYB Mouser Part # 652-BN-LG10Y160MYB	Bourns	NTC Thermistors 10 dia Power NTC 16ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	9,994In Stock	$0.56 $0.491 $0.396 $0.326 View $0.283 $0.275 $0.245 $0.227	Min.: 1 Mult.: 1