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Circuit Protection

Circuit Protection devices and components are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many circuit protection manufacturers including Bourns, Eaton, TDK, Littelfuse, Semtech, Vishay, & more.
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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.
NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 10ohm Y kink bulk BN-LG20Y100MYB Bourns 1: €1.36 4,500In Stock	Mfr. Part No. BN-LG20Y100MYB Mouser Part No 652-BN-LG20Y100MYB	Bourns	NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 10ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	4,500In Stock	€1.36 €1.13 €0.903 €0.679 View €0.641 €0.599 €0.566 €0.436	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 2.5ohm Y kink bulk BN-LG20Y2R5MYB Bourns 1: €1.36 5,398In Stock	Mfr. Part No. BN-LG20Y2R5MYB Mouser Part No 652-BN-LG20Y2R5MYB	Bourns	NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 2.5ohm Y kink bulk Learn More about Bourns bn powrtherm thermistors	Datasheet	5,398In Stock	€1.36 €1.02 €0.813 €0.765 View €0.746 €0.627 €0.581 €0.534	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 600W,13V 5%, DFN3820A TVS 6DFN13A-M3/I Vishay Semiconductors 1: €0.619 21,564In Stock	Mfr. Part No. 6DFN13A-M3/I Mouser Part No 78-6DFN13A-M3/I	Vishay Semiconductors	ESD Protection Diodes / TVS Diodes 600W,13V 5%, DFN3820A TVS Learn More about Vishay Semiconductors vishay 6dfn12a to 6dfn51a tvs diodes	Datasheet	21,564In Stock	Cut Tape €0.619 €0.38 €0.244 €0.186 View Reel €0.111 €0.162 €0.143 €0.131 €0.111	Min.: 1 Mult.: 1 : 14,000
Triacs Triacs 40 Amp 600 Volt TG40E60 SanRex 1: €12.13 7,795In Stock	Mfr. Part No. TG40E60 Mouser Part No 197-TG40E60	SanRex	Triacs Triacs 40 Amp 600 Volt Learn More about SanRex tg tab terminal triacs	Datasheet	7,795In Stock	€12.13 €8.60 €6.49 Quote Quote	Min.: 1 Mult.: 1
Automotive Fuses 30A Low Profile 0895030.Z Littelfuse 1: €2.26 12,220In Stock	Mfr. Part No. 0895030.Z Mouser Part No 576-0895030.Z	Littelfuse	Automotive Fuses 30A Low Profile	Datasheet	12,220In Stock	€2.26 €2.09 €1.99 €1.60 View €1.36 €1.32 €1.28	Min.: 1 Mult.: 1
Automotive Fuses STRIP 30 80A W/O HOUSING 156.5610.5801 Littelfuse 1: €1.14 29,305In Stock	Mfr. Part No. 156.5610.5801 Mouser Part No 576-156.5610.5801	Littelfuse	Automotive Fuses STRIP 30 80A W/O HOUSING	Datasheet	29,305In Stock	€1.14 €0.955 €0.877 €0.727 View €0.532 €0.475	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 20V 2.2A 4 CHANNEL SP724AHTG Littelfuse 1: €1.35 108,712In Stock	Mfr. Part No. SP724AHTG Mouser Part No 576-SP724AHTG	Littelfuse	ESD Protection Diodes / TVS Diodes 20V 2.2A 4 CHANNEL Learn More about Littelfuse lightning tvs spa diodes	Datasheet	108,712In Stock	Cut Tape €1.35 €0.869 €0.802 €0.724 €0.721 Reel €0.676 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes Complete USB Port Pr ot Device TPD4S014DSQR Texas Instruments 1: €1.35 25,427In Stock	Mfr. Part No. TPD4S014DSQR Mouser Part No 595-TPD4S014DSQR	Texas Instruments	ESD Protection Diodes / TVS Diodes Complete USB Port Pr ot Device Learn More about Texas Instruments ti tpd4s014	Datasheet	25,427In Stock	Cut Tape €1.35 €1.08 €0.92 €0.841 Reel €0.777 View €0.789 €0.753 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1.5A 110V TIME DELAY SF-1206SA150W-2 Bourns 1: €0.808 114,162In Stock	Mfr. Part No. SF-1206SA150W-2 Mouser Part No 652-SF-1206SA150W-2	Bourns	Surface Mount Fuses 1.5A 110V TIME DELAY Learn More about Bourns aec q200 singlfuse fuses	Datasheet	114,162In Stock	Cut Tape €0.808 €0.745 €0.617 €0.569 Reel €0.375 View €0.512 €0.472 €0.434 €0.345 MouseReel Available	Min.: 1 Mult.: 1 : 3,500
NTC (Negative Temperature Coefficient) Thermistors THERMISTOR 311P18-06S7R6 TE Connectivity / Measurement Specialties 1: €497.54 41In Stock	Mfr. Part No. 311P18-06S7R6 Mouser Part No 657-311P18-06S7R6	TE Connectivity / Measurement Specialties	NTC (Negative Temperature Coefficient) Thermistors THERMISTOR	Datasheet	41In Stock	€497.54 €454.87 €419.00 €392.85 View Quote	Min.: 1 Mult.: 1
SCRs 20A If; 1200V Vr TO-247AD 3L VS-30TPS12LHM3 Vishay Semiconductors 1: €5.08 6,631In Stock	Mfr. Part No. VS-30TPS12LHM3 Mouser Part No 78-VS-30TPS12LHM3	Vishay Semiconductors	SCRs 20A If; 1200V Vr TO-247AD 3L Learn More about Vishay Semiconductors vishay aec q101 scr thyristors	Datasheet	6,631In Stock	€5.08 €2.95 €2.55 €2.14	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 33V 200W UNI-DIR SZSMF AEC-Q101 SZSMF33AT1G Littelfuse 1: €0.516 178,703In Stock	Mfr. Part No. SZSMF33AT1G Mouser Part No 863-SZSMF33AT1G	Littelfuse	ESD Protection Diodes / TVS Diodes 33V 200W UNI-DIR SZSMF AEC-Q101 Learn More about Littelfuse tvsdiodes	Datasheet	178,703In Stock	Cut Tape €0.516 €0.316 €0.23 €0.175 Reel €0.133 View €0.157 €0.124 €0.118 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 8-Line TVS Array Low Capacitance RCLAMP0508M.TBT Semtech 1: €2.61 34,466In Stock	Mfr. Part No. RCLAMP0508M.TBT Mouser Part No 947-RCLAMP0508M.TBT	Semtech	ESD Protection Diodes / TVS Diodes 8-Line TVS Array Low Capacitance Learn More about Semtech tvs esd suppressors	Datasheet	34,466In Stock	Cut Tape €2.61 €1.81 €1.40 Reel €1.28 €1.17 €1.15 MouseReel Available	Min.: 1 Mult.: 1 : 500
ESD Protection Diodes / TVS Diodes 3.3V, High Surge TVS for VBus Protection UCLAMP3381P.TFT Semtech 1: €1.25 54,666In Stock	Mfr. Part No. UCLAMP3381P.TFT Mouser Part No 947-UCLAMP3381P.TFT	Semtech	ESD Protection Diodes / TVS Diodes 3.3V, High Surge TVS for VBus Protection Learn More about Semtech tvs esd suppressors	Datasheet	54,666In Stock	Cut Tape €1.25 €0.617 €0.479 €0.388 View Reel €0.32 €0.366 €0.339 €0.334 €0.32 €0.32 MouseReel Available	Min.: 1 Mult.: 1 : 15,000
Connectorised Surge Protectors Coaxial RF Surge Protector Kit, 25x GT-NFF-AL GT-NFF-AL25 PolyPhaser 1: €760.08 1In Stock 3Expected 08/01/2027 New Product	Mfr. Part No. GT-NFF-AL25 Mouser Part No 44-GT-NFF-AL25 New Product	PolyPhaser	Connectorised Surge Protectors Coaxial RF Surge Protector Kit, 25x GT-NFF-AL	Datasheet	1In Stock 3Expected 08/01/2027	€760.08	Min.: 1 Mult.: 1
Circuit Breakers BR 30A/2 Pole Com. Trip 120/240V 22K BRH230 Eaton Electrical 1: €386.08 3In Stock New Product	Mfr. Part No. BRH230 Mouser Part No 504-BRH230 New Product	Eaton Electrical	Circuit Breakers BR 30A/2 Pole Com. Trip 120/240V 22K	Datasheet	3In Stock	€386.08 €284.28 €266.72 €239.35 View Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes Zen TVS 600W 10V UNI SOD-123FL TR13 SZSMF6L10AT3G Littelfuse 1: €0.602 5,000In Stock New Product	Mfr. Part No. SZSMF6L10AT3G Mouser Part No 576-SZSMF6L10AT3G New Product	Littelfuse	ESD Protection Diodes / TVS Diodes Zen TVS 600W 10V UNI SOD-123FL TR13 Learn More about Littelfuse szsmf6l tvs diodes		5,000In Stock	Cut Tape €0.602 €0.37 €0.237 €0.18 Reel €0.126 View €0.162 €0.138 €0.122 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes Zen TVS 600W 12V BI SOD-123FL TR13 SZSMF6L12CAT3G Littelfuse 1: €0.628 1,927In Stock 5,000Expected 31/03/2027 New Product	Mfr. Part No. SZSMF6L12CAT3G Mouser Part No 576-SZSMF6L12CAT3G New Product	Littelfuse	ESD Protection Diodes / TVS Diodes Zen TVS 600W 12V BI SOD-123FL TR13 Learn More about Littelfuse szsmf6l tvs diodes	Datasheet	1,927In Stock 5,000Expected 31/03/2027	Cut Tape €0.628 €0.384 €0.246 €0.187 Reel €0.129 View €0.168 €0.144 €0.128 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323 VCAN36A2-03GHE3A08 Vishay 1: €0.473 12,983In Stock New Product	Mfr. Part No. VCAN36A2-03GHE3A08 Mouser Part No 78-VCAN36A2-03HE3A08 New Product	Vishay	ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SOT323	Datasheet	12,983In Stock	Cut Tape €0.473 €0.243 €0.181 €0.137 Reel €0.104 View €0.089 €0.073	Min.: 1 Mult.: 1 : 3,000
Fuse Holder 32x6.3mm FUSEHOLDER FX0180/BK Bulgin 1: €9.16 4,433In Stock	Mfr. Part No. FX0180/BK Mouser Part No 422-FX0180/BK	Bulgin	Fuse Holder 32x6.3mm FUSEHOLDER	Datasheet	4,433In Stock	€9.16 €6.69 €6.20 €5.49 View €4.82 €4.24 €4.14 €4.06	Min.: 1 Mult.: 1
Automotive Fuses 5100 Ohm 0.25W MINI 02400108P Littelfuse 1: €13.04 3,695In Stock	Mfr. Part No. 02400108P Mouser Part No 576-02400108P	Littelfuse	Automotive Fuses 5100 Ohm 0.25W MINI	Datasheet	3,695In Stock	€13.04 €11.37 €10.42 €9.00 View €7.63 €7.10 €6.77	Min.: 1 Mult.: 1
Fuses with Leads - Through Hole 125V .125A 0251.125MXL Littelfuse 1: €1.31 27,333In Stock	Mfr. Part No. 0251.125MXL Mouser Part No 576-0251.125MXL	Littelfuse	Fuses with Leads - Through Hole 125V .125A Learn More about Littelfuse 251 253 pico ii fuses	Datasheet	27,333In Stock	€1.31 €1.08 €1.01 €0.829 View €0.744 €0.687 €0.634 €0.604	Min.: 1 Mult.: 1
Fuses with Leads - Through Hole 125V 3A MICRO Very Fast Acting 0273003.H Littelfuse 1: €9.39 4,867In Stock	Mfr. Part No. 0273003.H Mouser Part No 576-0273003.H	Littelfuse	Fuses with Leads - Through Hole 125V 3A MICRO Very Fast Acting Learn More about Littelfuse micro tr3 fuses	Datasheet	4,867In Stock	€9.39 €9.02 €8.69 €6.68 View €5.68 €5.35 €4.77	Min.: 1 Mult.: 1
Automotive Fuses 500AMP 48VDC 125VAC 0CNN500.V Littelfuse 1: €58.76 1,011In Stock	Mfr. Part No. 0CNN500.V Mouser Part No 576-0CNN500.V	Littelfuse	Automotive Fuses 500AMP 48VDC 125VAC Learn More about Littelfuse battery management solutions	Datasheet	1,011In Stock	€58.76 €48.74 €47.58 €39.95	Min.: 1 Mult.: 1
Fuse Holder 5X20MM Pitch 22/7 UL94V0 Open 0PTF0078P Littelfuse 1: €0.671 58,325In Stock	Mfr. Part No. 0PTF0078P Mouser Part No 576-0PTF0078P	Littelfuse	Fuse Holder 5X20MM Pitch 22/7 UL94V0 Open Learn More about Littelfuse _fuseholders	Datasheet	58,325In Stock	€0.671 €0.559 €0.515 €0.428 View €0.395 €0.355 €0.328 €0.309	Min.: 1 Mult.: 1

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