Circuit Protection – Mouser Finland

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Industrial Manufacturing & Processing Portfolio

Littelfuse Industrial Manufacturing and Processing Portfolio encompasses protection, control, and sensing products, including fuses, protection relays, DC disconnect switches, surge protective devices, and temperature sensors. These products safeguard equipment from damage and personnel from injury due to electrical faults, while reducing costs and minimizing downtime. These devices also limit equipment damage and improve productivity.

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Types of Circuit Protection

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting KLKR002.T Littelfuse 1: 23,37 € 1 135In Stock	Mfr. Part No. KLKR002.T Mouser Part No 576-KLKR002.T	Littelfuse	Industrial & Electrical Fuses 2A 600VAC 300VDC Fast Acting Learn More about Littelfuse protection products for panels	Datasheet	1 135In Stock	23,37 € 20,90 € 20,89 € 17,30 € View 15,94 € 14,30 € 13,16 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3977 30K 10% GS303J1K Littelfuse 1: 1,19 € 2 728In Stock	Mfr. Part No. GS303J1K Mouser Part No 576-GS303J1K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3977 30K 10% Learn More about Littelfuse renewable energy	Datasheet	2 728In Stock	1,19 € 1,14 € 1,07 € 1,01 € View 0,972 € 0,886 € 0,763 € 0,667 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 3A 600VAC 300VDC Slo-Blo KLDR003.TXP Littelfuse 1: 32,07 € 626In Stock	Mfr. Part No. KLDR003.TXP Mouser Part No 576-KLDR003.TXP	Littelfuse	Industrial & Electrical Fuses 3A 600VAC 300VDC Slo-Blo Learn More about Littelfuse industrial portfolio	Datasheet	626In Stock	32,07 € 26,62 € 19,69 € 17,55 € View 16,61 € 15,85 € 15,49 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A PSR070UL0200Z Littelfuse 1: 308,27 € 18In Stock	Mfr. Part No. PSR070UL0200Z Mouser Part No 576-PSR070UL0200Z	Littelfuse	Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A Learn More about Littelfuse psr fuses	Datasheet	18In Stock	308,27 € 271,59 € 262,97 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo KLDR1.25TXP Littelfuse 1: 35,37 € 86In Stock	Mfr. Part No. KLDR1.25TXP Mouser Part No 576-KLDR1.25TXP	Littelfuse	Industrial & Electrical Fuses 1.25A 600VAC 300VDC Slo-Blo Learn More about Littelfuse industrial portfolio	Datasheet	86In Stock	35,37 € 29,42 € 25,13 € 22,28 € View 22,02 € 19,75 € 19,44 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting KLKR01.5T Littelfuse 1: 27,46 € 137In Stock	Mfr. Part No. KLKR01.5T Mouser Part No 576-KLKR01.5T	Littelfuse	Industrial & Electrical Fuses 1.5A 600VAC 300VDC Fast Acting Learn More about Littelfuse industrial portfolio	Datasheet	137In Stock	27,46 € 22,78 € 15,62 € 13,91 € View 13,61 € 13,16 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 10A 600VAC 500VDC Midget 0KLK010.T Littelfuse 1: 24,91 € 521In Stock	Mfr. Part No. 0KLK010.T Mouser Part No 576-0KLK010.T	Littelfuse	Industrial & Electrical Fuses 10A 600VAC 500VDC Midget Learn More about Littelfuse hvacr solutions	Datasheet	521In Stock	24,91 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100K OHM 0.5C MELF HM104J1A Littelfuse 1: 1,29 € 5 170In Stock	Mfr. Part No. HM104J1A Mouser Part No 576-HM104J1A	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100K OHM 0.5C MELF Learn More about Littelfuse surface mount thermistors	Datasheet	5 170In Stock	1,29 € 1,18 € 1,07 € 1,02 € View 0,998 € 0,92 € 0,869 € 0,831 € 0,767 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses .3A 600VAC 300VDC Slo-Blo KLDR.300TXP Littelfuse 1: 39,59 € 71In Stock	Mfr. Part No. KLDR.300TXP Mouser Part No 576-KLDR.300TXP	Littelfuse	Industrial & Electrical Fuses .3A 600VAC 300VDC Slo-Blo Learn More about Littelfuse industrial portfolio	Datasheet	71In Stock	39,59 € 32,85 € 24,61 € 22,01 € 19,73 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED L50QS350.V Littelfuse 1: 115,33 € 56In Stock	Mfr. Part No. L50QS350.V Mouser Part No 576-L50QS350.V	Littelfuse	Industrial & Electrical Fuses 350A 500VAC 500VDC FF L50QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	56In Stock	115,33 € 113,90 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R GT102B1K Littelfuse 1: 1,32 € 2 913In Stock	Mfr. Part No. GT102B1K Mouser Part No 576-GT102B1K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO R Learn More about Littelfuse renewable energy	Datasheet	2 913In Stock	1,32 € 1,26 € 1,19 € 1,14 € View 1,09 € 0,912 € 0,86 € 0,827 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses .5A 600VAC 600VDC Midget KLKD.500T Littelfuse 1: 22,74 € 289In Stock	Mfr. Part No. KLKD.500T Mouser Part No 576-KLKD.500T	Littelfuse	Industrial & Electrical Fuses .5A 600VAC 600VDC Midget Learn More about Littelfuse hvac protection control solutions	Datasheet	289In Stock	22,74 € 18,87 € 15,90 € 13,55 € View 12,37 € 11,50 € 10,97 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 40A 750V L75QS040.V Littelfuse 1: 84,76 € 65In Stock	Mfr. Part No. L75QS040.V Mouser Part No 576-L75QS040.V	Littelfuse	Industrial & Electrical Fuses 40A 750V Learn More about Littelfuse hvac protection control solutions	Datasheet	65In Stock	84,76 € 68,25 € 58,57 € 54,53 € 53,28 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 600A 300VAC 125VDC Class T JLLN600.X Littelfuse 1: 151,44 € 14In Stock	Mfr. Part No. JLLN600.X Mouser Part No 576-JLLN600.X	Littelfuse	Industrial & Electrical Fuses 600A 300VAC 125VDC Class T Learn More about Littelfuse jlln	Datasheet	14In Stock	151,44 € 115,37 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR KC103J2F Littelfuse 1: 3,61 € 4 388In Stock	Mfr. Part No. KC103J2F Mouser Part No 576-KC103J2F	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR Learn More about Littelfuse renewable energy	Datasheet	4 388In Stock	3,61 € 3,23 € 3,10 € 2,93 € View 2,81 € 2,71 € 2,45 € 2,16 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED L70QS450.X Littelfuse 1: 307,12 € 5In Stock	Mfr. Part No. L70QS450.X Mouser Part No 576-L70QS450.X	Littelfuse	Industrial & Electrical Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED Learn More about Littelfuse qs high speed fuses	Datasheet	5In Stock	307,12 € 267,56 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A L75QS200.V Littelfuse 1: 133,39 € 66In Stock	Mfr. Part No. L75QS200.V Mouser Part No 576-L75QS200.V	Littelfuse	Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A Learn More about Littelfuse hvac protection control solutions	Datasheet	66In Stock	133,39 € 112,59 € 95,83 € 88,61 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses POWR-SPEED SQB SIZE 72 DIN 110MM 500A PSR072DL0500X Littelfuse 1: 406,12 € 5In Stock	Mfr. Part No. PSR072DL0500X Mouser Part No 576-PSR072DL0500X	Littelfuse	Industrial & Electrical Fuses POWR-SPEED SQB SIZE 72 DIN 110MM 500A Learn More about Littelfuse psr fuses	Datasheet	5In Stock	406,12 € 342,92 € 340,75 € Quote Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 125A L75QS125.V Littelfuse 1: 133,39 € 52In Stock	Mfr. Part No. L75QS125.V Mouser Part No 576-L75QS125.V	Littelfuse	Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 125A Learn More about Littelfuse hvac protection control solutions	Datasheet	52In Stock	133,39 € 108,60 € 98,56 € 92,19 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 100A 600VAC J Fuses 0JLS100.V Littelfuse 1: 81,40 € 128In Stock	Mfr. Part No. 0JLS100.V Mouser Part No 576-0JLS100.V	Littelfuse	Industrial & Electrical Fuses 100A 600VAC J Fuses Learn More about Littelfuse hvacr solutions	Datasheet	128In Stock	81,40 € 75,06 € 62,09 € 57,16 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 750V FAST BLOW 70A Littelfuse L75QS070.V L75QS070.V Littelfuse 1: 99,86 € 20In Stock	Mfr. Part No. L75QS070.V Mouser Part No 576-L75QS070.V	Littelfuse	Industrial & Electrical Fuses 750V FAST BLOW 70A Learn More about Littelfuse hvac protection control solutions	Datasheet	20In Stock	99,86 € 80,75 € 74,24 € 74,23 € 68,33 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 25A 600VAC J Fuses 0JLS025.T Littelfuse 1: 35,00 € 153In Stock	Mfr. Part No. 0JLS025.T Mouser Part No 576-0JLS025.T	Littelfuse	Industrial & Electrical Fuses 25A 600VAC J Fuses Learn More about Littelfuse hvacr solutions	Datasheet	153In Stock	35,00 € 32,12 € 24,28 € 23,60 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3047 100 10% GS201B1K Littelfuse 1: 1,77 € 11In Stock 500Expected 29/12/2026	Mfr. Part No. GS201B1K Mouser Part No 576-GS201B1K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors NTC THRM GLASS BEAD 3047 100 10% Learn More about Littelfuse renewable energy	Datasheet	11In Stock 500Expected 29/12/2026	1,77 € 1,37 € 1,14 € 1,12 € View 1,01 € 0,929 € 0,886 € 0,808 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR 503JL1A Littelfuse 1: 1,52 € 201In Stock 500Expected 15/12/2026	Mfr. Part No. 503JL1A Mouser Part No 803-503JL1A	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR Learn More about Littelfuse jl do 35	Datasheet	201In Stock 500Expected 15/12/2026	1,52 € 1,45 € 1,23 € 1,20 € View 1,11 € 0,98 € 0,946 € 0,912 € 0,844 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 300V F/A CLASS T 175A PLTD JLLN175.XXP Littelfuse 1: 80,56 € 2In Stock	Mfr. Part No. JLLN175.XXP Mouser Part No 576-JLLN175.XXP	Littelfuse	Industrial & Electrical Fuses 300V F/A CLASS T 175A PLTD Learn More about Littelfuse jlln	Datasheet	2In Stock	80,56 € 71,44 € 50,75 €	Min.: 1 Mult.: 1