.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: 375.784

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 (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
Circuit Breakers PDG2,3P,20A,25KA/480V,FXFXTMTU PDG23F0020TFFJ Eaton Electrical 1: 635,21 € 2In Stock New Product	Mfr. Part No. PDG23F0020TFFJ Mouser Part No 504-PDG23F0020TFFJ New Product	Eaton Electrical	Circuit Breakers PDG2,3P,20A,25KA/480V,FXFXTMTU	Datasheet	2In Stock	635,21 € 526,21 € 484,96 €	Min.: 1 Mult.: 1
Circuit Breakers PDG2,3P,200A,25KA/480V,FXFXTMTU PDG23F0200TFFJ Eaton Electrical 1: 1.152,01 € 1In Stock New Product	Mfr. Part No. PDG23F0200TFFJ Mouser Part No 504-PDG23F0200TFFJ New Product	Eaton Electrical	Circuit Breakers PDG2,3P,200A,25KA/480V,FXFXTMTU	Datasheet	1In Stock	1.152,01 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 3000mm ENG MODEL 10219128-03 TE Connectivity 1: 569,64 € 2In Stock New Product	Mfr. Part No. 10219128-03 Mouser Part No 571-10219128-03 New Product	TE Connectivity	NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 3000mm ENG MODEL Learn More about TE Connectivity te surface mount temperature sensors	Datasheet	2In Stock	569,64 € 434,36 € 430,43 € View Quote	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC Mini Ni 0.4 ld 10K 1% blk 0.4e/1e A NTCLE213E3103FHB0A Vishay / BC Components 1: 1,66 € 310In Stock 1.500Expected 11/19/2026 New Product	Mfr. Part No. NTCLE213E3103FHB0A Mouser Part No 594-NTCLE213E313FHB New Product	Vishay / BC Components	NTC (Negative Temperature Coefficient) Thermistors NTC Mini Ni 0.4 ld 10K 1% blk 0.4e/1e A	Datasheet	310In Stock 1.500Expected 11/19/2026	1,66 € 1,25 € 0,998 € 0,937 € View 0,912 € 0,765 € 0,705 € 0,649 €	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC Mini Ni 0.4 ld 12K 2% blk 0.4e/1e A NTCLE213E3123GMB0A Vishay / BC Components 1: 1,01 € 1.897In Stock New Product	Mfr. Part No. NTCLE213E3123GMB0A Mouser Part No 594-NTCLE23E323GMB New Product	Vishay / BC Components	NTC (Negative Temperature Coefficient) Thermistors NTC Mini Ni 0.4 ld 12K 2% blk 0.4e/1e A	Datasheet	1.897In Stock	1,01 € 0,754 € 0,604 € 0,568 € View 0,554 € 0,464 € 0,437 € 0,401 €	Min.: 1 Mult.: 1
Surge Protection Accessories Flange to Bulkhead Type 4.3-10 Adapter Kit BF4310 PolyPhaser 1: 45,72 € 7In Stock New Product	Mfr. Part No. BF4310 Mouser Part No 44-BF4310 New Product	PolyPhaser	Surge Protection Accessories Flange to Bulkhead Type 4.3-10 Adapter Kit Learn More about PolyPhaser surge protector accessories	Datasheet	7In Stock	45,72 € 42,93 € 41,55 €	Min.: 1 Mult.: 1
Surge Protection Accessories Kit Flange to Bulkhead DIN Adapter BFD PolyPhaser 1: 34,01 € 24In Stock New Product	Mfr. Part No. BFD Mouser Part No 44-BFD New Product	PolyPhaser	Surge Protection Accessories Kit Flange to Bulkhead DIN Adapter Learn More about PolyPhaser surge protector accessories	Datasheet	24In Stock	34,01 € 31,73 € 30,41 € 30,40 € Quote Quote	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 24 V Max., 25uJ, 20kA, Hybrid, Bracket Down, Hole Mount DGXJ+24NFNF-A PolyPhaser 1: 164,34 € 3In Stock New Product	Mfr. Part No. DGXJ+24NFNF-A Mouser Part No 44-DGXJ+24NFNF-A New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 24 V Max., 25uJ, 20kA, Hybrid, Bracket Down, Hole Mount Learn More about PolyPhaser gx surge protectors	Datasheet	3In Stock	164,34 € 155,88 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, 1.5kW, IP67, 30 V Max., 25mJ, 30kA, Filter, Low PIM -155 dBc ESXDC-DFM PolyPhaser 1: 164,14 € 5In Stock New Product	Mfr. Part No. ESXDC-DFM Mouser Part No 44-ESXDC-DFM New Product	PolyPhaser	Connectorised Surge Protectors 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, 1.5kW, IP67, 30 V Max., 25mJ, 30kA, Filter, Low PIM -155 dBc Learn More about PolyPhaser 650mhz 2 7ghz surge protectors	Datasheet	5In Stock	164,14 € 157,20 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors TNC F/M Bulkhead Coaxial RF Surge Protector, DC - 7GHz, DC Pass, 90W, IP67, 4mJ, 20kA, Gas Discharge Tube GT-TFM-AL PolyPhaser 1: 84,38 € 5In Stock New Product	Mfr. Part No. GT-TFM-AL Mouser Part No 44-GT-TFM-AL New Product	PolyPhaser	Connectorised Surge Protectors TNC F/M Bulkhead Coaxial RF Surge Protector, DC - 7GHz, DC Pass, 90W, IP67, 4mJ, 20kA, Gas Discharge Tube Learn More about PolyPhaser dc 7ghz rf coaxial surge protectors	Datasheet	5In Stock	84,38 € 80,03 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair Dual Telco Trunk, UL 497B IX-2T PolyPhaser 1: 157,35 € 1In Stock New Product	Mfr. Part No. IX-2T Mouser Part No 44-IX-2T New Product	PolyPhaser	Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair Dual Telco Trunk, UL 497B	Datasheet	1In Stock	157,35 € 150,70 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 7/16 F/F Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, Low PIM TSX-DFF PolyPhaser 1: 162,86 € 4In Stock New Product	Mfr. Part No. TSX-DFF Mouser Part No 44-TSX-DFF New Product	PolyPhaser	Connectorised Surge Protectors 7/16 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	4In Stock	162,86 € 154,46 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, Low PIM, w/ Bracket TSX-DFM-BF PolyPhaser 1: 168,21 € 6In Stock New Product	Mfr. Part No. TSX-DFM-BF Mouser Part No 44-TSX-DFM-BF New Product	PolyPhaser	Connectorised Surge Protectors 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, Low PIM, w/ Bracket Learn More about PolyPhaser 650mhz 2 7ghz surge protectors	Datasheet	6In Stock	168,21 € 161,10 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 4.3-10 F/F Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, 500W, IP67, 80 V Max., 1mJ, 40kA, Filter, Low PIM TSXDC-4310FF PolyPhaser 1: 164,14 € 4In Stock New Product	Mfr. Part No. TSXDC-4310FF Mouser Part No 44-TSXDC-4310FF New Product	PolyPhaser	Connectorised Surge Protectors 4.3-10 F/F Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, 500W, IP67, 80 V Max., 1mJ, 40kA, Filter, Low PIM Learn More about PolyPhaser 650mhz 2 7ghz surge protectors	Datasheet	4In Stock	164,14 € 157,20 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 7/16 F/F Coaxial RF Surge Protector, 100MHz - 512MHz, DC Block, 750W, IP67, .5uJ, 20kA, Filter, Low PIM -155 dBc, Bracket Down, Hole Mount VHF50ED-PGR PolyPhaser 1: 185,85 € 6In Stock New Product	Mfr. Part No. VHF50ED-PGR Mouser Part No 44-VHF50ED-PGR New Product	PolyPhaser	Connectorised Surge Protectors 7/16 F/F Coaxial RF Surge Protector, 100MHz - 512MHz, DC Block, 750W, IP67, .5uJ, 20kA, Filter, Low PIM -155 dBc, Bracket Down, Hole Mount Learn More about PolyPhaser 100mhz 512mhz surge protectors	Datasheet	6In Stock	185,85 € 177,99 €	Min.: 1 Mult.: 1
Circuit Breaker Accessories 508, DM, 40A Distribution Module Standard, without Aux, ATEX EM12-T00-000-DC24V-40A-E E-T-A 1: 35,99 € 7In Stock New Product	Mfr. Part No. EM12-T00-000-DC24V-40A-E Mouser Part No 457-EM12T00DC24V4AE New Product	E-T-A	Circuit Breaker Accessories 508, DM, 40A Distribution Module Standard, without Aux, ATEX	Datasheet	7In Stock	35,99 € 29,99 € 29,29 € 26,70 € View 25,87 € 24,79 € 23,96 € Quote	Min.: 1 Mult.: 1
Circuit Breaker Accessories 508, DM, 20A, Distribution Module, GND - OV PM12-T03-00-GND-20A-E E-T-A 1: 30,78 € 11In Stock New Product	Mfr. Part No. PM12-T03-00-GND-20A-E Mouser Part No 457-PM12T0300GND2AE New Product	E-T-A	Circuit Breaker Accessories 508, DM, 20A, Distribution Module, GND - OV	Datasheet	11In Stock	30,78 € 23,57 € 21,91 €	Min.: 1 Mult.: 1
Circuit Breakers 508,DM,24VDC,CL,16A,ATX REX22D-TA1-100-DC24V-16A-E E-T-A 1: 90,37 € 14In Stock New Product	Mfr. Part No. REX22D-TA1-100-DC24V-16A-E Mouser Part No 457-REX22DTA116E New Product	E-T-A	Circuit Breakers 508,DM,24VDC,CL,16A,ATX Learn More about E-T-A eta rex22d t intelligent circuit protectors	Datasheet	14In Stock	90,37 € 77,35 € 76,82 € 67,40 € View 65,15 € Quote	Min.: 1 Mult.: 1
Circuit Breakers 508,DM,24VDC,CL,2,3,4..6,8,10,ATX REX22D-TD2-100-DC24V-2/3/4A - 6/8/10A-E E-T-A 1: 109,62 € 4In Stock New Product	Mfr. Part No. REX22D-TD2-100-DC24V-2/3/4A - 6/8/10A-E Mouser Part No 457-REX22DTD2234681E New Product	E-T-A	Circuit Breakers 508,DM,24VDC,CL,2,3,4..6,8,10,ATX Learn More about E-T-A eta rex22d t intelligent circuit protectors	Datasheet	4In Stock	109,62 € 91,35 € 88,00 € 79,80 € View 76,57 € Quote	Min.: 1 Mult.: 1
Circuit Breakers 508,DM,24VDC,CL,2-4-6,ATX REX22D-TD2-100-DC24V-2A/4A/6A-E E-T-A 1: 109,62 € 13In Stock New Product	Mfr. Part No. REX22D-TD2-100-DC24V-2A/4A/6A-E Mouser Part No 457-REX22DTD22A4A6AE New Product	E-T-A	Circuit Breakers 508,DM,24VDC,CL,2-4-6,ATX Learn More about E-T-A eta rex22d t intelligent circuit protectors	Datasheet	13In Stock	109,62 € 93,18 € 79,80 € 76,58 € View Quote	Min.: 1 Mult.: 1
Circuit Breakers 508,DM,24VDC,CL,2CH,1-3.6,CL2,ATX REX22D-TE2-100-DC24V-1A-3,6A-CL2-E E-T-A 1: 89,29 € 9In Stock New Product	Mfr. Part No. REX22D-TE2-100-DC24V-1A-3,6A-CL2-E Mouser Part No 457-REX22DTE2136CLE New Product	E-T-A	Circuit Breakers 508,DM,24VDC,CL,2CH,1-3.6,CL2,ATX Learn More about E-T-A eta rex22d t intelligent circuit protectors	Datasheet	9In Stock	89,29 € 74,42 € 69,30 €	Min.: 1 Mult.: 1
Industrial & Electrical Fuses DBU 27.0KV SLOW SPEED "E" EXPL FUSE 200A DBU27-200SE Eaton Electrical 1: 500,49 € 1In Stock New Product	Mfr. Part No. DBU27-200SE Mouser Part No 504-DBU27-200SE New Product	Eaton Electrical	Industrial & Electrical Fuses DBU 27.0KV SLOW SPEED "E" EXPL FUSE 200A	Datasheet	1In Stock	500,49 € 414,67 € 382,10 €	Min.: 1 Mult.: 1
Circuit Breakers E 3P 50A 25kA 415&480V FXD therm FXD mag EGE3050FFG Eaton Electrical 1: 940,01 € 1In Stock New Product	Mfr. Part No. EGE3050FFG Mouser Part No 504-EGE3050FFG New Product	Eaton Electrical	Circuit Breakers E 3P 50A 25kA 415&480V FXD therm FXD mag	Datasheet	1In Stock	940,01 €	Min.: 1 Mult.: 1
Circuit Breakers FDB 3P 20A TRIP, 600V CLASS, LINE & LOAD FDB3020L Eaton Electrical 1: 1.187,14 € 1In Stock New Product	Mfr. Part No. FDB3020L Mouser Part No 504-FDB3020L New Product	Eaton Electrical	Circuit Breakers FDB 3P 20A TRIP, 600V CLASS, LINE & LOAD	Datasheet	1In Stock	1.187,14 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 15 V Max., 25uJ, 20kA, Hybrid, Bracket Down, Hole Mount CGXJ+15NFNF-A PolyPhaser 1: 183,13 € 5In Stock New Product	Mfr. Part No. CGXJ+15NFNF-A Mouser Part No 44-CGXJ+15NFNF-A New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 15 V Max., 25uJ, 20kA, Hybrid, Bracket Down, Hole Mount Learn More about PolyPhaser 400mhz 2 5ghz surge protectors	Datasheet	5In Stock	183,13 € 175,39 €	Min.: 1 Mult.: 1

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support

Share This

Circuit Protection

Types of Circuit Protection