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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 Breaker Accessories 508, DM, 20A, Distribution Module, Load, ATEX PM12-T01-00-LOAD-20A-E E-T-A 1: 41,74 € 7In Stock New Product	Mfr. Part No. PM12-T01-00-LOAD-20A-E Mouser Part No 457-PM12T100LOAD2AE New Product	E-T-A	Circuit Breaker Accessories 508, DM, 20A, Distribution Module, Load, ATEX	Datasheet	7In Stock	41,74 € 34,62 € 31,93 € 25,83 € View 25,61 € 24,67 € Quote	Min.: 1 Mult.: 1
Circuit Breakers 508,DM,24VDC,CL,20A,ATX REX22D-TA1-100-DC24V-20A-E E-T-A 1: 90,37 € 7In Stock New Product	Mfr. Part No. REX22D-TA1-100-DC24V-20A-E Mouser Part No 457-REX22DTA120E New Product	E-T-A	Circuit Breakers 508,DM,24VDC,CL,20A,ATX Learn More about E-T-A eta rex22d t intelligent circuit protectors	Datasheet	7In Stock	90,37 € 77,35 € 74,18 € 67,40 € View 65,15 € Quote	Min.: 1 Mult.: 1
Circuit Breakers CH GFCI BREAKER, 30A, PIGTAIL, 10KAIC CHFN130GF Eaton Electrical 1: 414,98 € 1In Stock New Product	Mfr. Part No. CHFN130GF Mouser Part No 504-CHFN130GF New Product	Eaton Electrical	Circuit Breakers CH GFCI BREAKER, 30A, PIGTAIL, 10KAIC		1In Stock	414,98 € 343,77 € 316,94 € View Quote	Min.: 1 Mult.: 1
Circuit Breakers E 3P 100A 40kA 415 35kA 480V FXD therm EGS3100FFG Eaton Electrical 1: 1.269,01 € 1In Stock 4Expected 12/14/2026 New Product	Mfr. Part No. EGS3100FFG Mouser Part No 504-EGS3100FFG New Product	Eaton Electrical	Circuit Breakers E 3P 100A 40kA 415 35kA 480V FXD therm	Datasheet	1In Stock 4Expected 12/14/2026	1.269,01 €	Min.: 1 Mult.: 1
Circuit Breakers FAZ UL 1077 2P 2.5A D CURVE Eaton Electrical FAZ-D2.5/2 FAZ-D2.5/2 Eaton Electrical 1: 371,43 € 1In Stock New Product	Mfr. Part No. FAZ-D2.5/2 Mouser Part No 504-FAZ-D2.5/2 New Product	Eaton Electrical	Circuit Breakers FAZ UL 1077 2P 2.5A D CURVE	Datasheet	1In Stock	371,43 € 307,69 € 283,57 €	Min.: 1 Mult.: 1
Circuit Breakers HFD-DC BREAKER - LINE & LOAD TERMINALS HFDDC1060L Eaton Electrical 1: 696,59 € 1In Stock New Product	Mfr. Part No. HFDDC1060L Mouser Part No 504-HFDDC1060L New Product	Eaton Electrical	Circuit Breakers HFD-DC BREAKER - LINE & LOAD TERMINALS	Datasheet	1In Stock	696,59 € 559,89 € 534,92 € View Quote	Min.: 1 Mult.: 1
Circuit Breakers PDD2,3P, 100A, 100KA/240V, 50C FXFXTMTU PDD23M0100VFFL Eaton Electrical 1: 780,19 € 1In Stock New Product	Mfr. Part No. PDD23M0100VFFL Mouser Part No 504-PDD23M0100VFFL New Product	Eaton Electrical	Circuit Breakers PDD2,3P, 100A, 100KA/240V, 50C FXFXTMTU	Datasheet	1In Stock	780,19 € 646,32 € 595,89 € View Quote	Min.: 1 Mult.: 1
Circuit Breakers PDG2,3P,35A,25KA/480V,FXFXTMTU PDG23F0035TFFJ Eaton Electrical 1: 667,58 € 2In Stock New Product	Mfr. Part No. PDG23F0035TFFJ Mouser Part No 504-PDG23F0035TFFJ New Product	Eaton Electrical	Circuit Breakers PDG2,3P,35A,25KA/480V,FXFXTMTU	Datasheet	2In Stock	667,58 € 526,21 € 485,14 € View Quote	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 1000mm ENG MODEL 10219128-01 TE Connectivity 1: 428,62 € 1In Stock New Product	Mfr. Part No. 10219128-01 Mouser Part No 571-10219128-01 New Product	TE Connectivity	NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 1000mm ENG MODEL Learn More about TE Connectivity te surface mount temperature sensors	Datasheet	1In Stock	428,62 € 343,89 € 340,78 € View Quote	Min.: 1 Mult.: 1
Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair 100Base-T Ethernet, 1 Pair 48Vdc, UL 497B IX-2H1DC48 PolyPhaser 1: 160,07 € 5In Stock New Product	Mfr. Part No. IX-2H1DC48 Mouser Part No 44-IX-2H1DC48 New Product	PolyPhaser	Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair 100Base-T Ethernet, 1 Pair 48Vdc, UL 497B Learn More about PolyPhaser ix surge protectors	Datasheet	5In Stock	160,07 € 153,30 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, 1.8GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 18kA, Filter LSXL-ME PolyPhaser 1: 133,24 € 5In Stock New Product	Mfr. Part No. LSXL-ME Mouser Part No 44-LSXL-ME New Product	PolyPhaser	Connectorised Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, 1.8GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 18kA, Filter Learn More about PolyPhaser 1 5mhz 6ghz surge protectors	Datasheet	5In Stock	133,24 € 126,38 €	Min.: 1 Mult.: 1
Surge Protection Accessories Transition Clamp with Shims to Connect Copper to Galvanized Tower Legs for 2 1/4 to 3 1/4 inch TK-3 PolyPhaser 1: 43,58 € 10In Stock New Product	Mfr. Part No. TK-3 Mouser Part No 44-TK-3 New Product	PolyPhaser	Surge Protection Accessories Transition Clamp with Shims to Connect Copper to Galvanized Tower Legs for 2 1/4 to 3 1/4 inch Learn More about PolyPhaser surge protector accessories	Datasheet	10In Stock	43,58 € 40,67 € 38,97 € 38,96 € Quote Quote	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, w/ Bracket TSX-NFM-BF PolyPhaser 1: 142,13 € 6In Stock New Product	Mfr. Part No. TSX-NFM-BF Mouser Part No 44-TSX-NFM-BF New Product	PolyPhaser	Connectorised Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, w/ Bracket Learn More about PolyPhaser 650mhz 2 7ghz surge protectors	Datasheet	6In Stock	142,13 € 134,81 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 4.3-10 M/F Coaxial RF Surge Protector, 100MHz - 520MHz, DC Block, 750W, 20kA, Bracket Down VHF50B43-MA-BD PolyPhaser 1: 200,77 € 4In Stock 4Expected 2/19/2027 New Product	Mfr. Part No. VHF50B43-MA-BD Mouser Part No 44-VHF50B43-MA-BD New Product	PolyPhaser	Connectorised Surge Protectors 4.3-10 M/F Coaxial RF Surge Protector, 100MHz - 520MHz, DC Block, 750W, 20kA, Bracket Down	Datasheet	4In Stock 4Expected 2/19/2027	200,77 € 192,28 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 7/16 M/F Coaxial RF Surge Protector, 100MHz - 512MHz, DC Block, 750W, IP67, .5uJ, 20kA, Filter, Low PIM -150 dBc, Bracket Down, Hole Mount VHF50D-MA-PGR PolyPhaser 1: 188,56 € 4In Stock 4Expected 11/13/2026 New Product	Mfr. Part No. VHF50D-MA-PGR Mouser Part No 44-VHF50D-MA-PGR New Product	PolyPhaser	Connectorised Surge Protectors 7/16 M/F Coaxial RF Surge Protector, 100MHz - 512MHz, DC Block, 750W, IP67, .5uJ, 20kA, Filter, Low PIM -150 dBc, Bracket Down, Hole Mount Learn More about PolyPhaser 100mhz 512mhz surge protectors	Datasheet	4In Stock 4Expected 11/13/2026	188,56 € 180,58 €	Min.: 1 Mult.: 1
Circuit Breakers 508,DM,24VDC,CL,10-12-15,ATX REX22D-TD1-100-DC24V-10A/12A/15A-E E-T-A 1: 95,09 € 19In Stock New Product	Mfr. Part No. REX22D-TD1-100-DC24V-10A/12A/15A-E Mouser Part No 457-REX22DTD1101215E New Product	E-T-A	Circuit Breakers 508,DM,24VDC,CL,10-12-15,ATX Learn More about E-T-A eta rex22d t intelligent circuit protectors	Datasheet	19In Stock	95,09 € 81,73 € 80,83 € 71,06 € View 68,69 € Quote	Min.: 1 Mult.: 1
Circuit Breakers 508,DM,24VDC,CL,12-16-20,ATX REX22D-TD1-100-DC24V-12A/16A/20A-E E-T-A 1: 96,81 € 5In Stock New Product	Mfr. Part No. REX22D-TD1-100-DC24V-12A/16A/20A-E Mouser Part No 457-REX22DTD1121620E New Product	E-T-A	Circuit Breakers 508,DM,24VDC,CL,12-16-20,ATX Learn More about E-T-A eta rex22d t intelligent circuit protectors	Datasheet	5In Stock	96,81 € 81,73 € 65,47 € 64,95 € View 62,57 € Quote	Min.: 1 Mult.: 1
Circuit Breakers 1PH/BR LC 70A MLO 2/4 Cir Al Bus N3R BR24L70RP Eaton Electrical 1: 317,24 € 1In Stock New Product	Mfr. Part No. BR24L70RP Mouser Part No 504-BR24L70RP New Product	Eaton Electrical	Circuit Breakers 1PH/BR LC 70A MLO 2/4 Cir Al Bus N3R	Datasheet	1In Stock	317,24 € 221,62 € 206,85 € 199,63 €	Min.: 1 Mult.: 1
Circuit Breaker Accessories PD AUX&ALM SW 1NO/1NC PIGTAIL-30 INCHES PDGXAC Eaton Electrical 1: 192,76 € 4In Stock 7Expected 11/10/2026 New Product	Mfr. Part No. PDGXAC Mouser Part No 504-PDGXAC New Product	Eaton Electrical	Circuit Breaker Accessories PD AUX&ALM SW 1NO/1NC PIGTAIL-30 INCHES	Datasheet	4In Stock 7Expected 11/10/2026	192,76 € 159,76 € 147,28 € 121,67 €	Min.: 1 Mult.: 1
Surge Protection Accessories L-Shaped Adapter BF-ADAPTER PolyPhaser 1: 25,63 € 18In Stock New Product	Mfr. Part No. BF-ADAPTER Mouser Part No 44-BF-ADAPTER New Product	PolyPhaser	Surge Protection Accessories L-Shaped Adapter Learn More about PolyPhaser surge protector accessories	Datasheet	18In Stock	25,63 € 21,76 € 20,78 € 18,58 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid, Bracket Up, Hole Mount DGXZ+06NMNF-Z PolyPhaser 1: 167,30 € 4In Stock New Product	Mfr. Part No. DGXZ+06NMNF-Z Mouser Part No 44-DGXZ+06NMNF-Z New Product	PolyPhaser	Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid, Bracket Up, Hole Mount Learn More about PolyPhaser gx surge protectors	Datasheet	4In Stock	167,30 € 158,69 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 75 Ohm Type F F/F Coaxial RF Surge Protector, 4MHz - 900MHz, DC Block, 100W, 50kA, Blocking Cap, Bracket Up, Hole Mount IS-75F-C1 PolyPhaser 1: 94,75 € 7In Stock 4Expected 11/13/2026 New Product	Mfr. Part No. IS-75F-C1 Mouser Part No 44-IS-75F-C1 New Product	PolyPhaser	Connectorised Surge Protectors 75 Ohm Type F F/F Coaxial RF Surge Protector, 4MHz - 900MHz, DC Block, 100W, 50kA, Blocking Cap, Bracket Up, Hole Mount Learn More about PolyPhaser 4mhz 900mhz 5mhz 400mhz protectors	Datasheet	7In Stock 4Expected 11/13/2026	94,75 € 89,87 €	Min.: 1 Mult.: 1
Surge Protection Accessories IX Series Pole Mount Kit IX-POLE-KIT PolyPhaser 1: 58,27 € 10In Stock New Product	Mfr. Part No. IX-POLE-KIT Mouser Part No 44-IX-POLE-KIT New Product	PolyPhaser	Surge Protection Accessories IX Series Pole Mount Kit	Datasheet	10In Stock	58,27 € 55,17 €	Min.: 1 Mult.: 1
Surge Protection Accessories Transition Clamp with Shims to Connect Copper to Galvanized Tower Legs for 1 1/4 to 2 1/4 inch TK-2 PolyPhaser 1: 42,05 € 10In Stock New Product	Mfr. Part No. TK-2 Mouser Part No 44-TK-2 New Product	PolyPhaser	Surge Protection Accessories Transition Clamp with Shims to Connect Copper to Galvanized Tower Legs for 1 1/4 to 2 1/4 inch Learn More about PolyPhaser surge protector accessories	Datasheet	10In Stock	42,05 € 39,23 € 37,58 €	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 TSX-DFM PolyPhaser 1: 198,06 € 5In Stock New Product	Mfr. Part No. TSX-DFM Mouser Part No 44-TSX-DFM 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 Learn More about PolyPhaser 650mhz 2 7ghz surge protectors	Datasheet	5In Stock	198,06 € 189,68 €	Min.: 1 Mult.: 1

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Circuit Protection

Types of Circuit Protection