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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 (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 47kO 2% B25/50 4050K BTN06G473G4AF1T00 Bourns 1: $0.177 7,997In Stock New Product	Mfr. Part No. BTN06G473G4AF1T00 Mouser Part No 652-BTN064734AF1T00 New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 47kO 2% B25/50 4050K Learn More about Bourns btn06g ntc thermistors	Datasheet	7,997In Stock	Cut Tape $0.177 $0.16 $0.141 $0.116 Reel $0.087 View $0.102 $0.097 $0.083 $0.08 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Thermal Cut-offs TCO, High Current, SMD, 90C, Self Hold AEC-Q200 SD90ABB Bourns 1: $2.67 14,922In Stock	Mfr. Part No. SD90ABB Mouser Part No 652-SD90ABB	Bourns	Thermal Cut-offs TCO, High Current, SMD, 90C, Self Hold AEC-Q200 Learn More about Bourns ad sd miniature tco devices	Datasheet	14,922In Stock	Cut Tape $2.67 $2.53 $2.39 $2.28 View Reel $1.54 $2.19 $2.00 $1.82 $1.77 $1.54 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Fuse Holder FB1 FUSE BLOCK 110A FUSE FB1-110 Bourns 1: $103.10 117In Stock	Mfr. Part No. FB1-110 Mouser Part No 652-FB1-110	Bourns	Fuse Holder FB1 FUSE BLOCK 110A FUSE	Datasheet	117In Stock	$103.10 $85.52 $78.88 $65.28 $62.37	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V, REEL GDT25-47-S1-RP Bourns 1: $1.50 2,812In Stock	Mfr. Part No. GDT25-47-S1-RP Mouser Part No 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 $1.50 $1.35 $1.14 $1.05 Reel $0.743 View $0.944 $0.87 $0.715 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: $2.46 1,909In Stock	Mfr. Part No. GDT28H-270-BRP Mouser Part No 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 $2.46 $2.27 $1.89 $1.74 Reel $1.27 View $1.56 $1.41 $1.16 $1.10 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: $2.46 1,563In Stock	Mfr. Part No. GDT28H-200-BRP Mouser Part No 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 $2.46 $2.27 $1.89 $1.74 Reel $1.22 View $1.56 $1.34 $1.16 $1.10 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: $2.42 1,835In Stock	Mfr. Part No. GDT35-20-S1-RP Mouser Part No 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 $2.42 $2.23 $1.85 $1.71 Reel $1.22 View $1.54 $1.41 $1.14 $1.08 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Surface Mount Fuses 1206 high-current met-foil. 10A SF-1206HH1000R-2 Bourns 1: $1.14 8,075In Stock	Mfr. Part No. SF-1206HH1000R-2 Mouser Part No 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 $1.14 $0.945 $0.796 $0.699 Reel $0.588 View $0.628 $0.617 $0.563 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 25A SF-1206HH2500R-2 Bourns 1: $0.87 8,943In Stock	Mfr. Part No. SF-1206HH2500R-2 Mouser Part No 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 $0.87 $0.786 $0.68 $0.631 Reel $0.496 View $0.588 $0.57 $0.552 $0.495 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 8A Auto SF-1206HHA800R-2 Bourns 1: $1.43 7,963In Stock	Mfr. Part No. SF-1206HHA800R-2 Mouser Part No 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 $1.43 $1.21 $1.01 $0.906 Reel $0.638 View $0.815 $0.787 $0.781 $0.605 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 20A SF-1206HH2000R-2 Bourns 1: $0.884 9,857In Stock	Mfr. Part No. SF-1206HH2000R-2 Mouser Part No 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 $0.884 $0.707 $0.593 $0.543 Reel $0.422 View $0.513 $0.491 $0.464 $0.397 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 30A SF-1206HH3000R-2 Bourns 1: $0.83 8,941In Stock	Mfr. Part No. SF-1206HH3000R-2 Mouser Part No 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 $0.83 $0.733 $0.628 $0.575 Reel $0.431 View $0.544 $0.526 $0.506 $0.407 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 20A Auto SF-1206HHA2000R-2 Bourns 1: $1.43 10,836In Stock	Mfr. Part No. SF-1206HHA2000R-2 Mouser Part No 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 $1.43 $0.877 $0.752 $0.694 Reel $0.511 View $0.634 $0.607 $0.586 $0.51 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 high-current met-foil. 30A Auto SF-1206HHA3000R-2 Bourns 1: $1.43 11,570In Stock	Mfr. Part No. SF-1206HHA3000R-2 Mouser Part No 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 $1.43 $1.21 $1.01 $0.906 Reel $0.635 View $0.815 $0.751 $0.692 $0.604 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: $2.42 1,571In Stock	Mfr. Part No. GDT35-35-S1-RP Mouser Part No 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 $2.42 $2.23 $1.85 $1.71 Reel $1.23 View $1.54 $1.41 $1.14 $1.08 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: $2.42 1,950In Stock	Mfr. Part No. GDT35-42-S1-RP Mouser Part No 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 $2.42 $2.23 $1.85 $1.71 Reel $1.21 View $1.54 $1.41 $1.14 $1.08 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: $2.42 1,682In Stock	Mfr. Part No. GDT35-47-S1-RP Mouser Part No 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 $2.42 $2.23 $1.85 $1.71 Reel $1.21 View $1.54 $1.41 $1.14 $1.08 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Surface Mount Fuses 1206 high-current met-foil. 12A SF-1206HH1200R-2 Bourns 1: $1.85 10,914In Stock	Mfr. Part No. SF-1206HH1200R-2 Mouser Part No 652-SF-1206HH1200R-2	Bourns	Surface Mount Fuses 1206 high-current met-foil. 12A Learn More about Bourns sf1206hhr sf1206hhar fuses	Datasheet	10,914In Stock	Cut Tape $1.85 $0.793 $0.745 $0.71 Reel $0.571 View $0.673 $0.428 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Varistors 20mm Radial Disc MOV - Kinked Leads, T&R MOV-20D621KKTR Bourns 1: $2.41 8,024In Stock 6,000Expected 11/11/2026	Mfr. Part No. MOV-20D621KKTR Mouser Part No 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 $2.41 $1.48 $1.02 Reel $1.02 $0.84 View $0.685 $0.627 MouseReel Available	Min.: 1 Mult.: 1 : 250
Varistors 20mm Radial Disc MOV - Kinked Leads, T&R MOV-20D781KKTR Bourns 1: $2.80 3,942In Stock	Mfr. Part No. MOV-20D781KKTR Mouser Part No 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 $2.80 $1.75 $1.29 Reel $1.20 $1.06 View $0.843 $0.808 $0.793 MouseReel Available	Min.: 1 Mult.: 1 : 250
Thermal Cut-offs TCO, High Current, SMD, 72C, Self Hold AEC-Q200 SD72ABB Bourns 1: $3.86 3,469In Stock	Mfr. Part No. SD72ABB Mouser Part No 652-SD72ABB	Bourns	Thermal Cut-offs TCO, High Current, SMD, 72C, Self Hold AEC-Q200 Learn More about Bourns ad sd miniature tco devices	Datasheet	3,469In Stock	Cut Tape $3.86 $3.35 $2.71 $2.30 View Reel $1.69 $2.23 $1.89 $1.81 $1.69 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 5ohm Y kink bulk BN-LG13Y5R0MYB Bourns 1: $1.10 11,078In Stock	Mfr. Part No. BN-LG13Y5R0MYB Mouser Part No 652-BN-LG13Y5R0MYB	Bourns	NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 5ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	11,078In Stock	$1.10 $0.849 $0.732 $0.706 View $0.601 $0.522 $0.481 $0.434	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 120ohm Y kink bulk BN-LG15Y121MYB Bourns 1: $0.857 11,334In Stock	Mfr. Part No. BN-LG15Y121MYB Mouser Part No 652-BN-LG15Y121MYB	Bourns	NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 120ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	11,334In Stock	$0.857 $0.774 $0.758 $0.675 View $0.63 $0.594 $0.442 $0.426 $0.413	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 10ohm Y kink bulk BN-LG15Y100MYB Bourns 1: $1.05 7,765In Stock	Mfr. Part No. BN-LG15Y100MYB Mouser Part No 652-BN-LG15Y100MYB	Bourns	NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 10ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	7,765In Stock	$1.05 $0.858 $0.809 $0.728 View $0.654 $0.617 $0.556 $0.43 $0.407	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 2.5ohm Y kink bulk BN-LG15Y2R5MYB Bourns 1: $1.29 10,124In Stock	Mfr. Part No. BN-LG15Y2R5MYB Mouser Part No 652-BN-LG15Y2R5MYB	Bourns	NTC (Negative Temperature Coefficient) Thermistors 15 dia Power NTC 2.5ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	10,124In Stock	$1.29 $0.982 $0.846 $0.816 View $0.696 $0.605 $0.548 $0.502	Min.: 1 Mult.: 1