.hide-partial { max-height: none; } .show-more { display: none; }

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.
More...

Please view our selection of circuit protection devices below.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 362.344

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (DKK) Filter the results in the table by unit price based on your quantity.	Qty.
Connectorised Surge Protectors 7/16 F/F Bulkhead Coaxial RF Surge Protector, DC - 2.7GHz, 400W, IP67, 60 V Max., 420uJ, 20kA, Gas Discharge Tube RGT-DFF PolyPhaser 1: 806,20 kr. 13In Stock New Product	Mfr. Part No. RGT-DFF Mouser Part No 44-RGT-DFF New Product	PolyPhaser	Connectorised Surge Protectors 7/16 F/F Bulkhead Coaxial RF Surge Protector, DC - 2.7GHz, 400W, IP67, 60 V Max., 420uJ, 20kA, Gas Discharge Tube Learn More about PolyPhaser dc 7ghz rf coaxial surge protectors	Datasheet	13In Stock	806,20 kr. 764,65 kr.	Min.: 1 Mult.: 1
Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, GDT technology up to 3 GHz (Platform 3000), with SEMPER GDT 230 V 3402.17.3006-EX HUBER+SUHNER 1: 2.619,13 kr. 19In Stock New Product	Mfr. Part No. 3402.17.3006-EX Mouser Part No 455-3402173006EX New Product	HUBER+SUHNER	Connectorised Surge Protectors COAXIAL SURGE PROTECTOR DEVICE, GDT technology up to 3 GHz (Platform 3000), with SEMPER GDT 230 V Learn More about HUBER+SUHNER huber suhner surge suppression solutions	Datasheet	19In Stock	2.619,13 kr. 2.371,61 kr. 2.292,31 kr.	Min.: 1 Mult.: 1
Circuit Breakers PDG2,3P,150A,35KA/480V,PXR25LSI PDG23G0150P2ML Eaton Electrical 1: 13.963,85 kr. 1In Stock New Product	Mfr. Part No. PDG23G0150P2ML Mouser Part No 504-PDG23G0150P2ML New Product	Eaton Electrical	Circuit Breakers PDG2,3P,150A,35KA/480V,PXR25LSI	Datasheet	1In Stock	13.963,85 kr.	Min.: 1 Mult.: 1
Power Outlet Strips EA BA PDU 1U, C20 INPUT, 3.33 KW MAX, 11 T9092B-CBSF Eaton 1: 7.771,83 kr. 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	7.771,83 kr. View Quote	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 1K, +/-0.2C: 0C-70C, B3977, uninsulated wire TTS-1KC3-BG CTS Electronic Components 1: 14,40 kr. 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	14,40 kr. 12,38 kr. 11,79 kr. 10,74 kr. View 10,59 kr. 8,95 kr. 8,58 kr. 8,13 kr.	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977 TTDO-10KC3-6-5% CTS Electronic Components 1: 7,61 kr. 497In 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	497In Stock	7,61 kr. 6,54 kr. 6,21 kr. 5,64 kr. View 5,60 kr. 4,75 kr. 4,54 kr. 4,30 kr.	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10K +/-1% Glass Bead, B3435, 300C TT2-10KC8-8 CTS Electronic Components 1: 17,01 kr. 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	17,01 kr. 14,62 kr. 13,95 kr. 12,61 kr. View 11,56 kr. 11,41 kr. 10,89 kr. 10,22 kr. 9,77 kr.	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 30K +/-1% Glass Bead, B3990, 300C TT2-30KC5-3 CTS Electronic Components 1: 15,82 kr. 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	15,82 kr. 13,65 kr. 12,98 kr. 11,79 kr. View 10,74 kr. 10,67 kr. 10,22 kr. 9,47 kr. 9,10 kr.	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 2.186K +/-1% Glass Bead, B3390,300C TT2-2.186KC7L-1 CTS Electronic Components 1: 23,20 kr. 500In 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	500In Stock	23,20 kr. 19,99 kr. 19,02 kr. 18,13 kr. View 17,23 kr. 15,82 kr. 15,59 kr. 14,92 kr. 13,95 kr.	Min.: 1 Mult.: 1
Automotive Fuses 50A 32V TIME DELAY BK-AMI-050 Bussmann / Eaton 1: 29,84 kr. 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	29,84 kr. 29,54 kr. 22,01 kr. 20,44 kr. View 15,44 kr. 14,70 kr. 14,47 kr. 14,10 kr.	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes ESD, DFN1006-2, 51V, 24V, 0.5A, Bidir, AEC-Q101 ESD9BL24P-AQ Diotec Semiconductor 1: 2,37 kr. 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	2,37 kr. 1,68 kr. 1,40 kr. 1,13 kr. View 0,985 kr. 0,746 kr. 0,485 kr. 0,47 kr. 0,395 kr.	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977 TTDO-10KC3-8 CTS Electronic Components 1: 8,43 kr. 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	8,43 kr. 7,25 kr. 6,86 kr. 6,28 kr. View 5,78 kr. 5,66 kr. 5,42 kr. 5,06 kr. 4,79 kr.	Min.: 1 Mult.: 1
Circuit Breakers UL/CSA/IEC SLASH RTD TM MCCB 80A 3P NZMN1-A80-NA Eaton Electrical 1: 17.722,50 kr. 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	17.722,50 kr.	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: 1.275,14 kr. 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	1.275,14 kr. 1.221,13 kr.	Min.: 1 Mult.: 1
Automotive Fuses FUSE - ZCASE MEGA 32V M10 80A 480 PC 3298080.ZXM10 Littelfuse 1: 77,43 kr. 291In 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	291In Stock	77,43 kr. 74,75 kr. 71,99 kr. 55,35 kr. View 47,00 kr. 44,24 kr. 39,54 kr.	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR G1540 / 50k/ 2% B57540G1503G000 TDK 1: 32,75 kr. 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	32,75 kr. 28,12 kr. 24,54 kr. 21,86 kr. View 20,81 kr. 20,22 kr. 17,16 kr. 16,71 kr.	Min.: 1 Mult.: 1
Thermal Cut-offs TCO, High Current, SMD, 90C, Self Hold AEC-Q200 SD90ABB Bourns 1: 12,61 kr. 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 12,61 kr. 11,94 kr. 11,26 kr. 10,74 kr. View Reel 7,38 kr. 10,29 kr. 9,70 kr. 8,65 kr. 8,36 kr. 7,38 kr. MouseReel Available	Min.: 1 Mult.: 1 : 4.000
NTC (Negative Temperature Coefficient) Thermistors 20K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire TTS-20KC6-BZ CTS Electronic Components 1: 15,44 kr. 467In Stock New Product	Mfr. Part No. TTS-20KC6-BZ Mouser Part No 774-TTS20KC6BZ New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 20K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	467In Stock	15,44 kr. 13,35 kr. 12,61 kr. 11,49 kr. View 11,41 kr. 9,62 kr. 9,25 kr. 8,88 kr.	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 30K, +/-0.2C: 0C-70C, B4260, uninsulated wire TTS-30KC6-BG CTS Electronic Components 1: 14,40 kr. 500In Stock New Product	Mfr. Part No. TTS-30KC6-BG Mouser Part No 774-TTS30KC6BG New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 30K, +/-0.2C: 0C-70C, B4260, uninsulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	500In Stock	14,40 kr. 12,38 kr. 11,79 kr. 10,74 kr. View 10,59 kr. 8,95 kr. 8,58 kr. 8,13 kr.	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 600W, 18V, Automotive, Bidirectional, TVS SMA6F18CAH Taiwan Semiconductor 1: 3,46 kr. 9.800In Stock New Product	Mfr. Part No. SMA6F18CAH Mouser Part No 821-SMA6F18CAH New Product	Taiwan Semiconductor	ESD Protection Diodes / TVS Diodes 600W, 18V, Automotive, Bidirectional, TVS Learn More about Taiwan Semiconductor taiwan semi sma6fxcah sma6sxcah tvs diodes	Datasheet	9.800In Stock	Cut Tape 3,46 kr. 1,57 kr. 1,33 kr. 1,02 kr. Reel 0,627 kr. View 0,94 kr. 0,865 kr. 0,828 kr. 0,567 kr. MouseReel Available	Min.: 1 Mult.: 1 : 14.000
NTC (Negative Temperature Coefficient) Thermistors 30K, +/-0.2C: 0C-70C, B3942, uninsulated wire TTS-30KC5-BG CTS Electronic Components 1: 14,40 kr. 500In Stock New Product	Mfr. Part No. TTS-30KC5-BG Mouser Part No 774-TTS30KC5BG New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 30K, +/-0.2C: 0C-70C, B3942, uninsulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	500In Stock	14,40 kr. 12,38 kr. 11,79 kr. 10,74 kr. View 10,59 kr. 8,95 kr. 8,58 kr. 8,13 kr.	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes AUTO TVS DIODE, SMAJE FAMILY, 33Vdc, Uni SMAJE33AH Eaton Electronics 1: 4,17 kr. 2.976In Stock New Product	Mfr. Part No. SMAJE33AH Mouser Part No 504-MAJE33AH New Product	Eaton Electronics	ESD Protection Diodes / TVS Diodes AUTO TVS DIODE, SMAJE FAMILY, 33Vdc, Uni Learn More about Eaton Electronics eaton smajxxh auto tvs diodes	Datasheet	2.976In Stock	Cut Tape 4,17 kr. 2,90 kr. 1,42 kr. 1,19 kr. Reel 0,574 kr. View 0,821 kr. 0,709 kr. 0,545 kr. 0,537 kr.	Min.: 1 Mult.: 1 : 5.000
NTC (Negative Temperature Coefficient) Thermistors 1K, +/-0.2C: 0C-70C, B3977,Teflon insulated wire TTS-1KC3-BZ CTS Electronic Components 1: 15,44 kr. 500In Stock New Product	Mfr. Part No. TTS-1KC3-BZ Mouser Part No 774-TTS1KC3BZ New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 1K, +/-0.2C: 0C-70C, B3977,Teflon insulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	500In Stock	15,44 kr. 13,35 kr. 12,61 kr. 11,49 kr. View 11,41 kr. 9,62 kr. 9,25 kr. 8,88 kr.	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 50K, +/-0.2C: 0C-70C, B4260, uninsulated wire TTS-50KC6-BG CTS Electronic Components 1: 12,16 kr. 395In Stock 105Expected 12/11/2026 New Product	Mfr. Part No. TTS-50KC6-BG Mouser Part No 774-TTS50KC6BG New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 50K, +/-0.2C: 0C-70C, B4260, uninsulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	395In Stock 105Expected 12/11/2026	12,16 kr. 10,67 kr. 10,22 kr. 9,40 kr. View 7,98 kr. 7,83 kr.	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 50K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire TTS-50KC6-BZ CTS Electronic Components 1: 15,44 kr. 250In Stock New Product	Mfr. Part No. TTS-50KC6-BZ Mouser Part No 774-TTS50KC6BZ New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 50K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	250In Stock	15,44 kr. 13,35 kr. 12,61 kr. 11,49 kr. View 11,41 kr. 9,62 kr. 9,25 kr. 8,88 kr.	Min.: 1 Mult.: 1

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support