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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.
NTC Thermistors NTC SMD 0603 10kO 2% B25/50 3380K BTN06G103G3HF1T0A Bourns 1: $0.169 8,000In Stock New Product	Mfr. Part # BTN06G103G3HF1T0A Mouser Part # 652-BTN061033HF1T0A New Product	Bourns	NTC Thermistors NTC SMD 0603 10kO 2% B25/50 3380K Learn More about Bourns btn06g ntc thermistors	Datasheet	8,000In Stock	Cut Tape $0.169 $0.153 $0.135 $0.111 Reel $0.083 View $0.098 $0.092 $0.079 $0.077 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC Thermistors NTC SMD 0603 47kO 3% B25/50 4050K BTN06G473H4AF1T00 Bourns 1: $0.169 8,000In Stock New Product	Mfr. Part # BTN06G473H4AF1T00 Mouser Part # 652-BTN06473H4AF1T00 New Product	Bourns	NTC Thermistors NTC SMD 0603 47kO 3% B25/50 4050K Learn More about Bourns btn06g ntc thermistors	Datasheet	8,000In Stock	Cut Tape $0.169 $0.153 $0.135 $0.111 Reel $0.083 View $0.098 $0.092 $0.079 $0.077 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Varistors 20mm Radial Disc-Straight Leads,Bulk MOV-20D751KC Bourns 1: $2.56 300In Stock New Product	Mfr. Part # MOV-20D751KC Mouser Part # 652-MOV-20D751KC New Product	Bourns	Varistors 20mm Radial Disc-Straight Leads,Bulk Learn More about Bourns mov kc metal oxide varistors	Datasheet	300In Stock	$2.56 $1.59 $1.09 $0.896 View $0.732 $0.707 $0.68	Min.: 1 Mult.: 1
Varistors 20mm Radial Disc-Straight Leads,Bulk MOV-20D781KC Bourns 1: $2.56 300In Stock New Product	Mfr. Part # MOV-20D781KC Mouser Part # 652-MOV-20D781KC New Product	Bourns	Varistors 20mm Radial Disc-Straight Leads,Bulk Learn More about Bourns mov kc metal oxide varistors	Datasheet	300In Stock	$2.56 $1.59 $1.09 $0.896 View $0.732 $0.707 $0.68	Min.: 1 Mult.: 1
NTC Thermistors NTC SMD 0603 47kO 5% B25/50 4050K BTN06G473J4AH1T00 Bourns 1: $0.156 8,000In Stock New Product	Mfr. Part # BTN06G473J4AH1T00 Mouser Part # 652-BTN06473J4AH1T00 New Product	Bourns	NTC Thermistors NTC SMD 0603 47kO 5% B25/50 4050K Learn More about Bourns btn06g ntc thermistors	Datasheet	8,000In Stock	Cut Tape $0.156 $0.144 $0.127 $0.104 Reel $0.078 View $0.091 $0.087 $0.074 $0.072 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Varistors 20mm Radial Disc-Kinked Leads,Bulk MOV-20D182KKC Bourns 1: $4.43 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	$4.43 $2.81 $2.17 $2.03 View $1.78 $1.50 $1.46	Min.: 1 Mult.: 1
NTC Thermistors NTC SMD 0603 100kO 2% B25/50 4250K BTN06G104G4EF1T0A Bourns 1: $0.208 8,000In Stock New Product	Mfr. Part # BTN06G104G4EF1T0A Mouser Part # 652-BTN061044EF1T0A New Product	Bourns	NTC Thermistors NTC SMD 0603 100kO 2% B25/50 4250K Learn More about Bourns btn06g ntc thermistors	Datasheet	8,000In Stock	Cut Tape $0.208 $0.183 $0.161 $0.129 Reel $0.098 View $0.113 $0.108 $0.094 $0.09 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Varistors 20mm Radial Disc-Kinked Leads,Bulk MOV-20D152KKC Bourns 1: $4.43 175In Stock New Product	Mfr. Part # MOV-20D152KKC Mouser Part # 652-MOV-20D152KKC New Product	Bourns	Varistors 20mm Radial Disc-Kinked Leads,Bulk Learn More about Bourns mov kc metal oxide varistors	Datasheet	175In Stock	$4.43 $2.81 $2.17 $2.03 View $1.78 $1.50 $1.46	Min.: 1 Mult.: 1
Varistors 20mm Radial Disc-Straight Leads,Bulk MOV-20D821KC Bourns 1: $2.56 300In Stock New Product	Mfr. Part # MOV-20D821KC Mouser Part # 652-MOV-20D821KC New Product	Bourns	Varistors 20mm Radial Disc-Straight Leads,Bulk Learn More about Bourns mov kc metal oxide varistors	Datasheet	300In Stock	$2.56 $1.59 $1.09 $0.896 View $0.732 $0.707 $0.68	Min.: 1 Mult.: 1
NTC Thermistors NTC SMD 0603 10kO 5% B25/50 3380K BTN06G103J3HH1T0A Bourns 1: $0.156 7,900In Stock New Product	Mfr. Part # BTN06G103J3HH1T0A Mouser Part # 652-BTN06103J3HH1T0A New Product	Bourns	NTC Thermistors NTC SMD 0603 10kO 5% B25/50 3380K Learn More about Bourns btn06g ntc thermistors	Datasheet	7,900In Stock	Cut Tape $0.156 $0.144 $0.127 $0.104 Reel $0.078 View $0.091 $0.087 $0.074 $0.072 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC Thermistors NTC SMD 0603 47kO 1% B25/50 4050K BTN06G473F4AF1T00 Bourns 1: $0.169 8,000In Stock New Product	Mfr. Part # BTN06G473F4AF1T00 Mouser Part # 652-BTN06473F4AF1T00 New Product	Bourns	NTC Thermistors NTC SMD 0603 47kO 1% B25/50 4050K Learn More about Bourns btn06g ntc thermistors	Datasheet	8,000In Stock	Cut Tape $0.169 $0.153 $0.135 $0.111 Reel $0.083 View $0.098 $0.092 $0.079 $0.077 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC Thermistors NTC SMD 0603 10kO 1% B25/50 3380K BTN06G103F3HF1T0A Bourns 1: $0.169 7,987In Stock New Product	Mfr. Part # BTN06G103F3HF1T0A Mouser Part # 652-BTN06103F3HF1T0A New Product	Bourns	NTC Thermistors NTC SMD 0603 10kO 1% B25/50 3380K Learn More about Bourns btn06g ntc thermistors	Datasheet	7,987In Stock	Cut Tape $0.169 $0.153 $0.135 $0.111 Reel $0.083 View $0.098 $0.092 $0.079 $0.077 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC Thermistors NTC SMD 0603 100kO 1% B25/50 4250K BTN06G104F4EF1T0A Bourns 1: $0.208 8,000In Stock New Product	Mfr. Part # BTN06G104F4EF1T0A Mouser Part # 652-BTN06104F4EF1T0A New Product	Bourns	NTC Thermistors NTC SMD 0603 100kO 1% B25/50 4250K Learn More about Bourns btn06g ntc thermistors	Datasheet	8,000In Stock	Cut Tape $0.208 $0.183 $0.161 $0.129 Reel $0.098 View $0.113 $0.108 $0.094 $0.09 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC Thermistors NTC SMD 0603 100kO 5% B25/50 4250K BTN06G104J4EH1T0A Bourns 1: $0.195 7,990In Stock New Product	Mfr. Part # BTN06G104J4EH1T0A Mouser Part # 652-BTN06104J4EH1T0A New Product	Bourns	NTC Thermistors NTC SMD 0603 100kO 5% B25/50 4250K Learn More about Bourns btn06g ntc thermistors	Datasheet	7,990In Stock	Cut Tape $0.195 $0.173 $0.152 $0.122 Reel $0.092 View $0.108 $0.103 $0.088 $0.085 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC Thermistors NTC SMD 0603 10kO 3% B25/50 3380K BTN06G103H3HF1T0A Bourns 1: $0.169 8,000In Stock New Product	Mfr. Part # BTN06G103H3HF1T0A Mouser Part # 652-BTN06103H3HF1T0A New Product	Bourns	NTC Thermistors NTC SMD 0603 10kO 3% B25/50 3380K Learn More about Bourns btn06g ntc thermistors	Datasheet	8,000In Stock	Cut Tape $0.169 $0.15 $0.131 $0.108 Reel $0.081 View $0.095 $0.09 $0.077 $0.074 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC Thermistors NTC SMD 0603 47kO 2% B25/50 4050K BTN06G473G4AF1T00 Bourns 1: $0.169 8,000In Stock New Product	Mfr. Part # BTN06G473G4AF1T00 Mouser Part # 652-BTN064734AF1T00 New Product	Bourns	NTC Thermistors NTC SMD 0603 47kO 2% B25/50 4050K Learn More about Bourns btn06g ntc thermistors	Datasheet	8,000In Stock	Cut Tape $0.169 $0.153 $0.135 $0.111 Reel $0.083 View $0.098 $0.092 $0.079 $0.077 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
NTC Thermistors NTC SMD 0603 100kO 3% B25/50 4250K BTN06G104H4EF1T0A Bourns 1: $0.208 8,000In Stock New Product	Mfr. Part # BTN06G104H4EF1T0A Mouser Part # 652-BTN06104H4EF1T0A New Product	Bourns	NTC Thermistors NTC SMD 0603 100kO 3% B25/50 4250K Learn More about Bourns btn06g ntc thermistors	Datasheet	8,000In Stock	Cut Tape $0.208 $0.183 $0.161 $0.129 Reel $0.098 View $0.113 $0.108 $0.094 $0.09 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Thermal Cutoffs TCO, High Current, SMD, 90C, Self Hold AEC-Q200 SD90ABB Bourns 1: $2.55 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 $2.55 $2.42 $2.29 $2.18 View Reel $1.46 $2.09 $1.95 $1.76 $1.69 $1.46 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Fuse Holder FB1 FUSE BLOCK 110A FUSE FB1-110 Bourns 1: $98.55 123In Stock	Mfr. Part # FB1-110 Mouser Part # 652-FB1-110	Bourns	Fuse Holder FB1 FUSE BLOCK 110A FUSE	Datasheet	123In Stock	$98.55 $81.74 $75.40 $62.40 $59.62	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V, REEL GDT25-47-S1-RP Bourns 1: $1.43 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 $1.43 $1.29 $1.09 $0.998 Reel $0.732 View $0.902 $0.832 $0.684 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: $2.35 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 $2.35 $2.17 $1.81 $1.66 Reel $1.24 View $1.50 $1.38 $1.11 $1.06 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: $2.35 1,565In 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	1,565In Stock	Cut Tape $2.35 $2.17 $1.81 $1.66 Reel $1.24 View $1.50 $1.31 $1.11 $1.06 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: $2.31 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 $2.31 $2.13 $1.77 $1.64 Reel $1.20 View $1.47 $1.35 $1.09 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V GDT35-35-S1-RP Bourns 1: $2.31 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 $2.31 $2.13 $1.77 $1.64 Reel $1.21 View $1.47 $1.35 $1.09 $1.04 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: $2.31 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 $2.31 $2.13 $1.77 $1.64 Reel $1.21 View $1.47 $1.35 $1.09 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 1,000

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