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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 2P 250AMP HMCP Eaton Electrical HM2P250J5 HM2P250J5 Eaton Electrical 1: 2.055,31 € 1In Stock New Product	Mfr. Part No. HM2P250J5 Mouser Part No 504-HM2P250J5 New Product	Eaton Electrical	Circuit Breakers 2P 250AMP HMCP	Datasheet	1In Stock	2.055,31 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 2.0GHz - 6.0GHz, DC Block 10W, 10kA, Blocking Capacitor 111-1010 PolyPhaser 1: 100,67 € 10In Stock New Product	Mfr. Part No. 111-1010 Mouser Part No 44-111-1010 New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 2.0GHz - 6.0GHz, DC Block 10W, 10kA, Blocking Capacitor	Datasheet	10In Stock	100,67 € 95,49 €	Min.: 1 Mult.: 1
Surge Protection Accessories Hardware Kit, 108-1118B 9100-0453-A PolyPhaser 1: 24,22 € 26In Stock New Product	Mfr. Part No. 9100-0453-A Mouser Part No 44-9100-0453-A New Product	PolyPhaser	Surge Protection Accessories Hardware Kit, 108-1118B	Datasheet	26In Stock	24,22 € 20,55 € 19,63 € 17,55 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors TNC F/F Coaxial RF Surge Protector, DC - 50MHz, 1W, IP67, 15 V Max., 1mJ, 20kA, Hybrid, Bracket Down, Hole Mount AGXZ+15TFTF-A PolyPhaser 1: 140,64 € 9In Stock New Product	Mfr. Part No. AGXZ+15TFTF-A Mouser Part No 44-AGXZ+15TFTF-A New Product	PolyPhaser	Connectorised Surge Protectors TNC F/F Coaxial RF Surge Protector, DC - 50MHz, 1W, IP67, 15 V Max., 1mJ, 20kA, Hybrid, Bracket Down, Hole Mount Learn More about PolyPhaser dc 7ghz rf coaxial surge protectors	Datasheet	9In Stock	140,64 € 133,40 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 7/16 M/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 500W, IP67, 48 V Max., 146uJ, 20kA, Hybrid, Bracket Down, Hole Mount DGXH+48DMDF-A PolyPhaser 1: 174,99 € 5In Stock New Product	Mfr. Part No. DGXH+48DMDF-A Mouser Part No 44-DGXH+48DMDF-A New Product	PolyPhaser	Connectorised Surge Protectors 7/16 M/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 500W, IP67, 48 V Max., 146uJ, 20kA, Hybrid, Bracket Down, Hole Mount Learn More about PolyPhaser gx surge protectors	Datasheet	5In Stock	174,99 € 167,59 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 550MHz - 2700MHz, DC Pass, 6V, IP67, 20kA, Hybrid, Bracket Up, Hole Mount DGXR+06NMNF-Z PolyPhaser 1: 137,69 € 5In Stock New Product	Mfr. Part No. DGXR+06NMNF-Z Mouser Part No 44-DGXR+06NMNF-Z New Product	PolyPhaser	Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 550MHz - 2700MHz, DC Pass, 6V, IP67, 20kA, Hybrid, Bracket Up, Hole Mount	Datasheet	5In Stock	137,69 € 130,59 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors TNC M/F Bulkhead Coaxial RF Surge Protector, 700MHz - 2.5GHz, DC Block, 500W, IP67, .5uJ, 18kA, Filter DSXL-T-MA PolyPhaser 1: 257,75 € 2In Stock New Product	Mfr. Part No. DSXL-T-MA Mouser Part No 44-DSXL-T-MA New Product	PolyPhaser	Connectorised Surge Protectors TNC M/F Bulkhead Coaxial RF Surge Protector, 700MHz - 2.5GHz, DC Block, 500W, IP67, .5uJ, 18kA, Filter	Datasheet	2In Stock	257,75 € 246,85 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount IS-B50LN-C2-MA PolyPhaser 1: 97,70 € 4In Stock 8On Order New Product	Mfr. Part No. IS-B50LN-C2-MA Mouser Part No 44-IS-B50LN-C2-MA New Product	PolyPhaser	Connectorised Surge Protectors Type N M/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	4In Stock 8On Order On Order Ship Dates Mfr. No: IS-B50LN-C2-MA Stock: 4 Can Dispatch Immediately On Order: 4 Expected 11/5/2026 4 Expected 11/20/2026 Factory Lead Time: 3 Weeks	97,70 € 92,67 €	Min.: 1 Mult.: 1
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 4Expected 12/11/2026 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 4Expected 12/11/2026	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 Type N F/F Bulkhead Coaxial RF Surge Protector, 700MHz to 1000MHz, Telemetry, DC Pass, 15V, IP67, 20kA, Hybrid, Flange Mount 109-0501W-D PolyPhaser 1: 148,05 € 6In Stock New Product	Mfr. Part No. 109-0501W-D Mouser Part No 44-109-0501W-D New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 700MHz to 1000MHz, Telemetry, DC Pass, 15V, IP67, 20kA, Hybrid, Flange Mount	Datasheet	6In Stock	148,05 € 140,42 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 2GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 10kA, Filter AL-LSXM-MA PolyPhaser 1: 62,87 € 22In Stock 5On Order New Product	Mfr. Part No. AL-LSXM-MA Mouser Part No 44-AL-LSXM-MA New Product	PolyPhaser	Connectorised Surge Protectors Type N M/F Bulkhead Coaxial RF Surge Protector, 2GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 10kA, Filter Learn More about PolyPhaser 2ghz 6ghz surge protectors	Datasheet	22In Stock 5On Order	62,87 € 59,53 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 60 V Max., 2.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount DGXZ-60NFNF-A PolyPhaser 1: 168,21 € 4In Stock 20Expected 11/13/2026 New Product	Mfr. Part No. DGXZ-60NFNF-A Mouser Part No 44-DGXZ-60NFNF-A New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 60 V Max., 2.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount Learn More about PolyPhaser gx surge protectors	Datasheet	4In Stock 20Expected 11/13/2026	168,21 € 161,10 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors HEMP Tested 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, 1000W, IP67, 100 V Max., 25mJ, 20kA, Filter, Low PIM HT-RO-TSX-DCDFM PolyPhaser 1: 221,12 € 5In Stock New Product	Mfr. Part No. HT-RO-TSX-DCDFM Mouser Part No 44-HT-RO-TSX-DCDFM New Product	PolyPhaser	Connectorised Surge Protectors HEMP Tested 7/16 F/M Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, 1000W, IP67, 100 V Max., 25mJ, 20kA, Filter, Low PIM Learn More about PolyPhaser tsx ht hemp tested rf surge protectors	Datasheet	5In Stock	221,12 € 211,77 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 500W, 20mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount IS-B50HN-C0-MA PolyPhaser 1: 106,59 € 2In Stock 43On Order New Product	Mfr. Part No. IS-B50HN-C0-MA Mouser Part No 44-IS-B50HN-C0-MA New Product	PolyPhaser	Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 500W, 20mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount Learn More about PolyPhaser 1 5mhz 6ghz surge protectors	Datasheet	2In Stock 43On Order On Order Ship Dates Mfr. No: IS-B50HN-C0-MA Stock: 2 Can Dispatch Immediately On Order: 22 Pending 21 Expected 1/25/2027 Factory Lead Time: 7 Weeks	106,59 € 101,10 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors UHF M/F Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount IS-B50LU-C0-MA PolyPhaser 1: 119,92 € 3In Stock New Product	Mfr. Part No. IS-B50LU-C0-MA Mouser Part No 44-IS-B50LU-C0-MA New Product	PolyPhaser	Connectorised Surge Protectors UHF M/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	3In Stock	119,92 € 113,74 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 5 Pair POTS, xDSL, UL 497B IX-5T PolyPhaser 1: 219,76 € 3In Stock New Product	Mfr. Part No. IX-5T Mouser Part No 44-IX-5T New Product	PolyPhaser	Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 5 Pair POTS, xDSL, UL 497B	Datasheet	3In Stock	219,76 € 210,47 €	Min.: 1 Mult.: 1
Circuit Breakers 508,DM,24VDC,CL,2-3-3.6,CL2,ATX REX22D-TD2-100-DC24V-2A/3A/3,6A-CL2-E E-T-A 1: 109,62 € 4In Stock New Product	Mfr. Part No. REX22D-TD2-100-DC24V-2A/3A/3,6A-CL2-E Mouser Part No 457-REX22DTD22336CLE New Product	E-T-A	Circuit Breakers 508,DM,24VDC,CL,2-3-3.6,CL2,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 Protection

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Circuit Protection

Types of Circuit Protection