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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
Circuit Breakers QBHW2015, 2P, 15A 22kAIC, 240V QBHW2015HT Eaton Electrical 1: 852,21 € 3In Stock New Product	Mfr. Part No. QBHW2015HT Mouser Part No 504-QBHW2015HT New Product	Eaton Electrical	Circuit Breakers QBHW2015, 2P, 15A 22kAIC, 240V	Datasheet	3In Stock	852,21 € 680,91 € 650,04 € View Quote	Min.: 1 Mult.: 1
Surge Protection Accessories 100 Foot Long 3 inch Wide Copper Strap CS3-100 PolyPhaser 1: 1 059,87 € 3In Stock New Product	Mfr. Part No. CS3-100 Mouser Part No 44-CS3-100 New Product	PolyPhaser	Surge Protection Accessories 100 Foot Long 3 inch Wide Copper Strap Learn More about PolyPhaser surge protector accessories	Datasheet	3In Stock	1 059,87 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 7/16 M/F Coaxial RF Surge Protector, 400MHz - 2.5GHz, 600W, IP67, 24 V Max., 1mJ, 40kA, Hybrid, Bracket Down, Hole Mount DGXE+24DMDF-A PolyPhaser 1: 189,91 € 26In Stock New Product	Mfr. Part No. DGXE+24DMDF-A Mouser Part No 44-DGXE+24DMDF-A New Product	PolyPhaser	Connectorised Surge Protectors 7/16 M/F Coaxial RF Surge Protector, 400MHz - 2.5GHz, 600W, IP67, 24 V Max., 1mJ, 40kA, Hybrid, Bracket Down, Hole Mount Learn More about PolyPhaser 400mhz 2 5ghz surge protectors	Datasheet	26In Stock	189,91 € 181,88 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.2GHz - 1.6GHz, 10W, IP67, 6 V Max., 175uJ, 15kA, Avalanche Diode GPS+06NFF PolyPhaser 1: 119,92 € 19In Stock New Product	Mfr. Part No. GPS+06NFF Mouser Part No 44-GPS+06NFF New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.2GHz - 1.6GHz, 10W, IP67, 6 V Max., 175uJ, 15kA, Avalanche Diode Learn More about PolyPhaser 1 5mhz 6ghz surge protectors	Datasheet	19In Stock	119,92 € 113,74 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 375W, 220uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount IS-50NX-C2 PolyPhaser 1: 84,38 € 78In Stock 51On Order New Product	Mfr. Part No. IS-50NX-C2 Mouser Part No 44-IS-50NX-C2 New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 375W, 220uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount Learn More about PolyPhaser 125mhz 1ghz type n surge protectors	Datasheet	78In Stock 51On Order On Order Ship Dates Mfr. No: IS-50NX-C2 Stock: 78 Can Dispatch Immediately On Order: 19 Expected 30/10/2026 32 Expected 06/11/2026 Factory Lead Time: 4 Weeks	84,38 € 80,03 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors UHF F/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount IS-50UX-C0 PolyPhaser 1: 72,53 € 106In Stock 33Expected 06/11/2026 New Product	Mfr. Part No. IS-50UX-C0 Mouser Part No 44-IS-50UX-C0 New Product	PolyPhaser	Connectorised Surge Protectors UHF F/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount Learn More about PolyPhaser 1 5mhz 6ghz surge protectors	Datasheet	106In Stock 33Expected 06/11/2026	72,53 € 68,80 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount IS-B50LN-C0 PolyPhaser 1: 84,38 € 72In Stock 32On Order New Product	Mfr. Part No. IS-B50LN-C0 Mouser Part No 44-IS-B50LN-C0 New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount Learn More about PolyPhaser is b50 surge protectors	Datasheet	72In Stock 32On Order On Order Ship Dates Mfr. No: IS-B50LN-C0 Stock: 72 Can Dispatch Immediately On Order: 16 Expected 27/11/2026 16 Expected 16/12/2026 Factory Lead Time: 8 Weeks	84,38 € 80,03 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair 48Vdc, UL 497B IX-2DC48 PolyPhaser 1: 156,93 € 10In Stock New Product	Mfr. Part No. IX-2DC48 Mouser Part No 44-IX-2DC48 New Product	PolyPhaser	Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair 48Vdc, UL 497B	Datasheet	10In Stock	156,93 € 148,85 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 4 Pair Gigabit Ethernet, PoE, UL 497B IXG-05 PolyPhaser 1: 164,14 € 47In Stock New Product	Mfr. Part No. IXG-05 Mouser Part No 44-IXG-05 New Product	PolyPhaser	Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 4 Pair Gigabit Ethernet, PoE, UL 497B Learn More about PolyPhaser ixg 05 lightning surge protector	Datasheet	47In Stock	164,14 € 157,20 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 4.3-10 F/F Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, Low PIM TSX-4310FF-P PolyPhaser 1: 169,57 € 14In Stock New Product	Mfr. Part No. TSX-4310FF-P Mouser Part No 44-TSX-4310FF-P New Product	PolyPhaser	Connectorised Surge Protectors 4.3-10 F/F Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, Low PIM Learn More about PolyPhaser 650mhz 2 7ghz surge protectors	Datasheet	14In Stock	169,57 € 162,39 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, Quarter-wave stub technology 3400.17.0230 HUBER+SUHNER 1: 353,44 € 7In Stock New Product	Mfr. Part No. 3400.17.0230 Mouser Part No 455-3400170230 New Product	HUBER+SUHNER	Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, Quarter-wave stub technology Learn More about HUBER+SUHNER huber suhner surge suppression solutions	Datasheet	7In Stock	353,44 € 320,05 € 309,34 €	Min.: 1 Mult.: 1
Power Outlet Strips EA BA PDU 1U, C20 INPUT, 3.33 KW MAX, 11 T9092B-CBSF Eaton 1: 1 041,80 € 33In Stock 26Expected 29/10/2026	Mfr. Part No. T9092B-CBSF Mouser Part No 545-T9092B-CBSF	Eaton	Power Outlet Strips EA BA PDU 1U, C20 INPUT, 3.33 KW MAX, 11	Datasheet	33In Stock 26Expected 29/10/2026	1 041,80 € View Quote	Min.: 1 Mult.: 1
Automotive Fuses 50A 32V TIME DELAY BK-AMI-050 Bussmann / Eaton 1: 4,00 € 68In Stock New Product	Mfr. Part No. BK-AMI-050 Mouser Part No 504-K-AMI-050 New Product	Bussmann / Eaton	Automotive Fuses 50A 32V TIME DELAY		68In Stock	4,00 € 3,96 € 2,95 € 2,74 € View 2,07 € 1,97 € 1,94 € 1,89 €	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes ESD, DFN1006-2, 51V, 24V, 0.5A, Bidir, AEC-Q101 ESD9BL24P-AQ Diotec Semiconductor 1: 0,318 € 9 970In Stock New Product	Mfr. Part No. ESD9BL24P-AQ Mouser Part No 637-ESD9BL24P-AQ New Product	Diotec Semiconductor	ESD Protection Diodes / TVS Diodes ESD, DFN1006-2, 51V, 24V, 0.5A, Bidir, AEC-Q101 Learn More about Diotec Semiconductor diotec esd9bl24p aq diode	Datasheet	9 970In Stock	0,318 € 0,151 € 0,132 € 0,097 € View 0,05 € 0,043 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977 TTDO-10KC3-8 CTS Electronic Components 1: 1,13 € 457In Stock New Product	Mfr. Part No. TTDO-10KC3-8 Mouser Part No 774-TTDO10KC38 New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977 Learn More about CTS Electronic Components cts tt do thermistors	Datasheet	457In Stock	1,13 € 0,972 € 0,92 € 0,842 € View 0,775 € 0,759 € 0,727 € 0,678 € 0,642 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 2.186K +/-1% Glass Bead, B3390,300C TT2-2.186KC7L-1 CTS Electronic Components 1: 3,11 € 490In Stock New Product	Mfr. Part No. TT2-2.186KC7L-1 Mouser Part No 774-TT22.186KC7L1 New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 2.186K +/-1% Glass Bead, B3390,300C Learn More about CTS Electronic Components cts tt2 ntc thermistors	Datasheet	490In Stock	3,11 € 2,68 € 2,55 € 2,43 € View 2,31 € 2,12 € 2,09 € 2,00 € 1,87 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977 TTDO-10KC3-6-5% CTS Electronic Components 1: 1,02 € 487In Stock New Product	Mfr. Part No. TTDO-10KC3-6-5% Mouser Part No 774-TTDO10KC365% New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977 Learn More about CTS Electronic Components cts tt do thermistors	Datasheet	487In Stock	1,02 € 0,877 € 0,832 € 0,756 € View 0,751 € 0,637 € 0,608 € 0,576 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10K +/-1% Glass Bead, B3435, 300C TT2-10KC8-8 CTS Electronic Components 1: 2,28 € 500In Stock New Product	Mfr. Part No. TT2-10KC8-8 Mouser Part No 774-TT210KC88 New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 10K +/-1% Glass Bead, B3435, 300C Learn More about CTS Electronic Components cts tt2 ntc thermistors	Datasheet	500In Stock	2,28 € 1,96 € 1,87 € 1,69 € View 1,55 € 1,53 € 1,46 € 1,37 € 1,31 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 30K +/-1% Glass Bead, B3990, 300C TT2-30KC5-3 CTS Electronic Components 1: 2,12 € 462In Stock New Product	Mfr. Part No. TT2-30KC5-3 Mouser Part No 774-TT230KC53 New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 30K +/-1% Glass Bead, B3990, 300C Learn More about CTS Electronic Components cts tt2 ntc thermistors	Datasheet	462In Stock	2,12 € 1,83 € 1,74 € 1,58 € View 1,44 € 1,43 € 1,37 € 1,27 € 1,22 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 1K, +/-0.2C: 0C-70C, B3977, uninsulated wire TTS-1KC3-BG CTS Electronic Components 1: 1,93 € 496In Stock New Product	Mfr. Part No. TTS-1KC3-BG Mouser Part No 774-TTS1KC3BG New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 1K, +/-0.2C: 0C-70C, B3977, uninsulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	496In Stock	1,93 € 1,66 € 1,58 € 1,44 € View 1,42 € 1,20 € 1,15 € 1,09 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 500W, 75uJ, 50kA, Blocking Cap, Hole Mount IS-NEMP-C0 PolyPhaser 1: 170,93 € 8In Stock 18On Order New Product	Mfr. Part No. IS-NEMP-C0 Mouser Part No 44-IS-NEMP-C0 New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 500W, 75uJ, 50kA, Blocking Cap, Hole Mount Learn More about PolyPhaser 1 5mhz 6ghz surge protectors	Datasheet	8In Stock 18On Order On Order Ship Dates Mfr. No: IS-NEMP-C0 Stock: 8 Can Dispatch Immediately On Order: 10 Pending 8 Expected 14/05/2027 Factory Lead Time: 15 Weeks	170,93 € 163,69 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Coaxial RF Surge Protector Kit, 25x GT-NFF-AL GT-NFF-AL25 PolyPhaser 1: 760,08 € 4In Stock 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	4In Stock	760,08 €	Min.: 1 Mult.: 1
Automotive Fuses FUSE - ZCASE MEGA 32V M10 80A 480 PC 3298080.ZXM10 Littelfuse 1: 12,02 € 289In Stock New Product	Mfr. Part No. 3298080.ZXM10 Mouser Part No 576-3298080.ZXM10 New Product	Littelfuse	Automotive Fuses FUSE - ZCASE MEGA 32V M10 80A 480 PC	Datasheet	289In Stock	12,02 € 11,22 € 8,87 € 7,56 € View 6,92 € 6,68 € 6,67 € 6,60 € Quote	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR G1540 / 50k/ 2% B57540G1503G000 TDK 1: 4,39 € 975In Stock New Product	Mfr. Part No. B57540G1503G000 Mouser Part No 871-B57540G1503G000 New Product	TDK	NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR G1540 / 50k/ 2% Learn More about TDK thermistors	Datasheet	975In Stock	4,39 € 3,77 € 3,29 € 2,93 € View 2,79 € 2,71 € 2,30 € 2,24 €	Min.: 1 Mult.: 1
Circuit Breakers UL/CSA/IEC SLASH RTD TM MCCB 80A 3P NZMN1-A80-NA Eaton Electrical 1: 2 375,67 € 2In Stock New Product	Mfr. Part No. NZMN1-A80-NA Mouser Part No 504-NZMN1-A80-NA New Product	Eaton Electrical	Circuit Breakers UL/CSA/IEC SLASH RTD TM MCCB 80A 3P	Datasheet	2In Stock	2 375,67 €	Min.: 1 Mult.: 1

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Circuit Protection

Types of Circuit Protection