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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 (PLN) Filter the results in the table by unit price based on your quantity.	Qty.
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 10kO 5% B25/50 3380K BTN06G103J3HH1T0A Bourns 1: 0,418 zł 7 840In Stock New Product	Mfr. Part No. BTN06G103J3HH1T0A Mouser Part No 652-BTN06103J3HH1T0A New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 10kO 5% B25/50 3380K Learn More about Bourns btn06g ntc thermistors	Datasheet	7 840In Stock	Cut Tape 0,418 zł 0,378 zł 0,33 zł 0,308 zł Reel 0,224 zł View 0,268 zł 0,238 zł 0,211 zł 0,207 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 47kO 1% B25/50 4050K BTN06G473F4AF1T00 Bourns 1: 0,453 zł 7 975In Stock New Product	Mfr. Part No. BTN06G473F4AF1T00 Mouser Part No 652-BTN06473F4AF1T00 New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 47kO 1% B25/50 4050K Learn More about Bourns btn06g ntc thermistors	Datasheet	7 975In Stock	Cut Tape 0,453 zł 0,396 zł 0,348 zł 0,326 zł Reel 0,238 zł View 0,286 zł 0,255 zł 0,229 zł 0,22 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 10K B25/85 3435 BTN08G103F3JF2T00 Bourns 1: 0,642 zł 2 800In Stock New Product	Mfr. Part No. BTN08G103F3JF2T00 Mouser Part No 652-TN08G103F3JF2T00 New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 10K B25/85 3435 Learn More about Bourns btn08g smd ntc thermistors	Datasheet	2 800In Stock	Cut Tape 0,642 zł 0,559 zł 0,493 zł 0,392 zł Reel 0,295 zł View 0,343 zł 0,33 zł 0,286 zł 0,273 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 47K B25/85 3950 BTN08G473H3UF2T00 Bourns 1: 0,528 zł 2 800In Stock New Product	Mfr. Part No. BTN08G473H3UF2T00 Mouser Part No 652-TN08G473H3UF2T00 New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 47K B25/85 3950 Learn More about Bourns btn08g smd ntc thermistors	Datasheet	2 800In Stock	Cut Tape 0,528 zł 0,484 zł 0,422 zł 0,396 zł Reel 0,29 zł View 0,348 zł 0,308 zł 0,277 zł 0,273 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Varistors 20mm Radial Disc-Kinked Leads,Bulk MOV-20D182KKC Bourns 1: 12,89 zł 200In Stock New Product	Mfr. Part No. MOV-20D182KKC Mouser Part No 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	12,89 zł 8,18 zł 6,34 zł 5,90 zł View 5,19 zł 4,35 zł 4,24 zł	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 10K B25/85 3970 BTN08G103J3VH2T00 Bourns 1: 0,493 zł 2 800In Stock New Product	Mfr. Part No. BTN08G103J3VH2T00 Mouser Part No 652-TN08G103J3VH2T00 New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 10K B25/85 3970 Learn More about Bourns btn08g smd ntc thermistors	Datasheet	2 800In Stock	Cut Tape 0,493 zł 0,462 zł 0,405 zł 0,378 zł Reel 0,282 zł View 0,334 zł 0,295 zł 0,264 zł 0,255 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 10kO 2% B25/50 3380K BTN06G103G3HF1T0A Bourns 1: 0,453 zł 7 744In Stock New Product	Mfr. Part No. BTN06G103G3HF1T0A Mouser Part No 652-BTN061033HF1T0A New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 10kO 2% B25/50 3380K Learn More about Bourns btn06g ntc thermistors	Datasheet	7 744In Stock	Cut Tape 0,453 zł 0,396 zł 0,348 zł 0,326 zł Reel 0,238 zł View 0,286 zł 0,255 zł 0,229 zł 0,22 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 47kO 3% B25/50 4050K BTN06G473H4AF1T00 Bourns 1: 0,453 zł 7 997In Stock New Product	Mfr. Part No. BTN06G473H4AF1T00 Mouser Part No 652-BTN06473H4AF1T00 New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 47kO 3% B25/50 4050K Learn More about Bourns btn06g ntc thermistors	Datasheet	7 997In Stock	Cut Tape 0,453 zł 0,396 zł 0,348 zł 0,326 zł Reel 0,238 zł View 0,286 zł 0,255 zł 0,229 zł 0,22 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 100K B25/50 4250 BTN08G104H4EF1T00 Bourns 1: 0,528 zł 2 783In Stock New Product	Mfr. Part No. BTN08G104H4EF1T00 Mouser Part No 652-TN08G104H4EF1T00 New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 100K B25/50 4250 Learn More about Bourns btn08g smd ntc thermistors	Datasheet	2 783In Stock	Cut Tape 0,528 zł 0,484 zł 0,422 zł 0,396 zł Reel 0,29 zł View 0,348 zł 0,308 zł 0,277 zł 0,273 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 100kO 5% B25/50 4250K BTN06G104J4EH1T0A Bourns 1: 0,493 zł 7 990In Stock New Product	Mfr. Part No. BTN06G104J4EH1T0A Mouser Part No 652-BTN06104J4EH1T0A New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 100kO 5% B25/50 4250K Learn More about Bourns btn06g ntc thermistors	Datasheet	7 990In Stock	Cut Tape 0,493 zł 0,444 zł 0,387 zł 0,361 zł Reel 0,264 zł View 0,317 zł 0,282 zł 0,251 zł 0,246 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 47kO 2% B25/50 4050K BTN06G473G4AF1T00 Bourns 1: 0,453 zł 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 0,453 zł 0,396 zł 0,348 zł 0,326 zł Reel 0,238 zł View 0,286 zł 0,255 zł 0,229 zł 0,22 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 100kO 2% B25/50 4250K BTN06G104G4EF1T0A Bourns 1: 0,493 zł 8 000In Stock New Product	Mfr. Part No. BTN06G104G4EF1T0A Mouser Part No 652-BTN061044EF1T0A New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 100kO 2% B25/50 4250K Learn More about Bourns btn06g ntc thermistors	Datasheet	8 000In Stock	Cut Tape 0,493 zł 0,462 zł 0,405 zł 0,378 zł Reel 0,282 zł View 0,334 zł 0,295 zł 0,264 zł 0,255 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Varistors 20mm Radial Disc-Kinked Leads,Bulk MOV-20D152KKC Bourns 1: 8,40 zł 175In Stock New Product	Mfr. Part No. MOV-20D152KKC Mouser Part No 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	8,40 zł 5,68 zł 4,84 zł 4,66 zł View 4,53 zł 4,39 zł 4,28 zł 4,20 zł	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 10K B25/85 3970 BTN08G103F3VF2T00 Bourns 1: 0,642 zł 2 800In Stock New Product	Mfr. Part No. BTN08G103F3VF2T00 Mouser Part No 652-TN08G103F3VF2T00 New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 10K B25/85 3970 Learn More about Bourns btn08g smd ntc thermistors	Datasheet	2 800In Stock	Cut Tape 0,642 zł 0,559 zł 0,493 zł 0,392 zł Reel 0,295 zł View 0,343 zł 0,33 zł 0,286 zł 0,273 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 100kO 3% B25/50 4250K BTN06G104H4EF1T0A Bourns 1: 0,493 zł 7 990In Stock New Product	Mfr. Part No. BTN06G104H4EF1T0A Mouser Part No 652-BTN06104H4EF1T0A New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0603 100kO 3% B25/50 4250K Learn More about Bourns btn06g ntc thermistors	Datasheet	7 990In Stock	Cut Tape 0,493 zł 0,462 zł 0,405 zł 0,378 zł Reel 0,282 zł View 0,334 zł 0,295 zł 0,264 zł 0,255 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 100K B25/50 4250 BTN08G104F4EF1T00 Bourns 1: 0,528 zł 2 800In Stock New Product	Mfr. Part No. BTN08G104F4EF1T00 Mouser Part No 652-TN08G104F4EF1T00 New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 100K B25/50 4250 Learn More about Bourns btn08g smd ntc thermistors	Datasheet	2 800In Stock	Cut Tape 0,528 zł 0,484 zł 0,422 zł 0,396 zł Reel 0,29 zł View 0,348 zł 0,308 zł 0,277 zł 0,273 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 100K B25/50 4250 BTN08G104J4EH1T00 Bourns 1: 0,493 zł 2 800In Stock New Product	Mfr. Part No. BTN08G104J4EH1T00 Mouser Part No 652-TN08G104J4EH1T00 New Product	Bourns	NTC (Negative Temperature Coefficient) Thermistors NTC SMD 0805 100K B25/50 4250 Learn More about Bourns btn08g smd ntc thermistors	Datasheet	2 800In Stock	Cut Tape 0,493 zł 0,462 zł 0,405 zł 0,378 zł Reel 0,282 zł View 0,334 zł 0,295 zł 0,264 zł 0,255 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Thermal Cut-offs TCO, High Current, SMD, 90C, Self Hold AEC-Q200 SD90ABB Bourns 1: 7,44 zł 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 7,44 zł 7,04 zł 6,64 zł 6,34 zł View Reel 4,28 zł 6,07 zł 5,54 zł 5,06 zł 4,93 zł 4,28 zł MouseReel Available	Min.: 1 Mult.: 1 : 4 000
Fuse Holder FB1 FUSE BLOCK 110A FUSE FB1-110 Bourns 1: 286,88 zł 117In Stock	Mfr. Part No. FB1-110 Mouser Part No 652-FB1-110	Bourns	Fuse Holder FB1 FUSE BLOCK 110A FUSE	Datasheet	117In Stock	286,88 zł 237,95 zł 219,47 zł 181,63 zł View 167,24 zł 164,91 zł	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V GDT35-35-S1-RP Bourns 1: 6,73 zł 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 6,73 zł 6,20 zł 5,15 zł 4,75 zł Reel 3,42 zł View 4,28 zł 3,93 zł 3,18 zł 3,14 zł 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: 6,73 zł 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 6,73 zł 6,20 zł 5,15 zł 4,75 zł Reel 3,36 zł View 4,28 zł 3,93 zł 3,18 zł 3,14 zł 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: 6,73 zł 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 6,73 zł 6,20 zł 5,15 zł 4,75 zł Reel 3,36 zł View 4,28 zł 3,93 zł 3,18 zł 3,14 zł 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: 4,16 zł 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 4,16 zł 3,76 zł 3,16 zł 2,92 zł Reel 2,07 zł View 2,63 zł 2,42 zł 1,99 zł 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: 6,86 zł 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 6,86 zł 6,20 zł 5,28 zł 4,84 zł Reel 3,53 zł View 4,35 zł 3,93 zł 3,23 zł 3,20 zł MouseReel Available	Min.: 1 Mult.: 1 : 1 000
Surface Mount Fuses 1206 high-current met-foil. 20A SF-1206HH2000R-2 Bourns 1: 2,46 zł 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 2,46 zł 1,97 zł 1,65 zł 1,51 zł Reel 1,17 zł View 1,43 zł 1,36 zł 1,29 zł 1,10 zł MouseReel Available	Min.: 1 Mult.: 1 : 3 000