.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: 375.794

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.
Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 3.0GHz, DC Pass, 60V, 2000W, IP67, 20kA, Gas Tube, Bracket Included 103-0324A-A PolyPhaser 1: 94,75 € 83In Stock New Product	Mfr. Part No. 103-0324A-A Mouser Part No 44-103-0324A-A New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 3.0GHz, DC Pass, 60V, 2000W, IP67, 20kA, Gas Tube, Bracket Included	Datasheet	83In Stock	94,75 € 89,86 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 2GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 10kA, Filter AL-LSXM PolyPhaser 1: 65,94 € 23In Stock 26On Order New Product	Mfr. Part No. AL-LSXM Mouser Part No 44-AL-LSXM New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 2GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 10kA, Filter Learn More about PolyPhaser 2ghz 6ghz surge protectors	Datasheet	23In Stock 26On Order On Order Ship Dates Mfr. No: AL-LSXM Stock: 23 Can Dispatch Immediately On Order: 12 Expected 11/20/2026 14 Expected 11/30/2026 Factory Lead Time: 5 Weeks	65,94 € 62,43 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 36 V Max., 1.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount CGXZ+36NFNF-A PolyPhaser 1: 146,57 € 43In Stock New Product	Mfr. Part No. CGXZ+36NFNF-A Mouser Part No 44-CGXZ+36NFNF-A New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 36 V Max., 1.5mJ, 20kA, Hybrid, Bracket Down, Hole Mount Learn More about PolyPhaser 400mhz 2 5ghz surge protectors	Datasheet	43In Stock	146,57 € 139,02 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid, Bracket Down, Hole Mount DGXZ+06NFNF-A PolyPhaser 1: 185,85 € 49In Stock 234On Order New Product	Mfr. Part No. DGXZ+06NFNF-A Mouser Part No 44-DGXZ+06NFNF-A New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 6 V Max., 175uJ, 20kA, Hybrid, Bracket Down, Hole Mount Learn More about PolyPhaser gx surge protectors	Datasheet	49In Stock 234On Order On Order Ship Dates Mfr. No: DGXZ+06NFNF-A Stock: 49 Can Dispatch Immediately On Order: 130 Expected 11/9/2026 104 Expected 11/20/2026 Factory Lead Time: 3 Weeks	185,85 € 177,99 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N/SMA F/F Bulkhead Coaxial RF Surge Protector, DC - 7GHz, 90W, IP67, 9 V Max., 5mJ, 20kA, Gas Discharge Tube GT-NFSF-AL PolyPhaser 1: 111,03 € 30In Stock 9Expected 11/20/2026 New Product	Mfr. Part No. GT-NFSF-AL Mouser Part No 44-GT-NFSF-AL New Product	PolyPhaser	Connectorised Surge Protectors Type N/SMA F/F Bulkhead Coaxial RF Surge Protector, DC - 7GHz, 90W, IP67, 9 V Max., 5mJ, 20kA, Gas Discharge Tube Learn More about PolyPhaser dc 7ghz rf coaxial surge protectors	Datasheet	30In Stock 9Expected 11/20/2026	111,03 € 105,32 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/M Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 2kW, 10mJ, 50kA, Blocking Cap, Bracket Up, Hole Mount IS-50NX-C0-ME PolyPhaser 1: 94,75 € 30In Stock New Product	Mfr. Part No. IS-50NX-C0-ME Mouser Part No 44-IS-50NX-C0-ME New Product	PolyPhaser	Connectorised Surge Protectors Type N F/M 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	30In Stock	94,75 € 89,86 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors UHF F/F Bulkhead Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 3kW, 20mJ, 50kA, Blocking Cap, Hole Mount IS-B50HU-C0 PolyPhaser 1: 119,92 € 14In Stock New Product	Mfr. Part No. IS-B50HU-C0 Mouser Part No 44-IS-B50HU-C0 New Product	PolyPhaser	Connectorised Surge Protectors UHF F/F Bulkhead Coaxial RF Surge Protector, 1.5MHz - 700MHz, DC Block, 3kW, 20mJ, 50kA, Blocking Cap, Hole Mount Learn More about PolyPhaser 1 5mhz 6ghz surge protectors	Datasheet	14In Stock	119,92 € 113,74 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 100MHz - 512MHz, DC Block, 750W, IP67, .5uJ, 20kA, Filter, Bracket Down, Hole Mount VHF50HN-MA PolyPhaser 1: 142,12 € 29In Stock New Product	Mfr. Part No. VHF50HN-MA Mouser Part No 44-VHF50HN-MA New Product	PolyPhaser	Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 100MHz - 512MHz, DC Block, 750W, IP67, .5uJ, 20kA, Filter, Bracket Down, Hole Mount Learn More about PolyPhaser 100mhz 512mhz surge protectors	Datasheet	29In Stock	142,12 € 134,81 €	Min.: 1 Mult.: 1
Circuit Breakers PDG2,2P,125A,50KA/480V,FXFXTMTU PDG22K0125TFFJ Eaton Electrical 1: 852,58 € 4In Stock New Product	Mfr. Part No. PDG22K0125TFFJ Mouser Part No 504-PDG22K0125TFFJ New Product	Eaton Electrical	Circuit Breakers PDG2,2P,125A,50KA/480V,FXFXTMTU	Datasheet	4In Stock	852,58 €	Min.: 1 Mult.: 1
Circuit Breakers PDG3 PXR25 LSI THREE POLE 600A PDG3XPXR30600P2M Eaton Electrical 1: 2.787,90 € 1In Stock New Product	Mfr. Part No. PDG3XPXR30600P2M Mouser Part No 504-PDG3XPXR30600P2M New Product	Eaton Electrical	Circuit Breakers PDG3 PXR25 LSI THREE POLE 600A	Datasheet	1In Stock	2.787,90 €	Min.: 1 Mult.: 1
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
Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Down, Hole Mount CGXZ+15NMNF-A PolyPhaser 1: 154,65 € 14In Stock 5On Order New Product	Mfr. Part No. CGXZ+15NMNF-A Mouser Part No 44-CGXZ+15NMNF-A New Product	PolyPhaser	Connectorised Surge Protectors Type N M/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Down, Hole Mount Learn More about PolyPhaser 400mhz 2 5ghz surge protectors	Datasheet	14In Stock 5On Order	154,65 € 148,10 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors TNC F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Up, Hole Mount DGXZ+15TFTF-BN PolyPhaser 1: 167,30 € 17In Stock 8Expected 11/19/2026 New Product	Mfr. Part No. DGXZ+15TFTF-BN Mouser Part No 44-DGXZ+15TFTF-BN New Product	PolyPhaser	Connectorised Surge Protectors TNC F/F Coaxial RF Surge Protector, 800MHz - 2.5GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Up, Hole Mount Learn More about PolyPhaser gx surge protectors	Datasheet	17In Stock 8Expected 11/19/2026	167,30 € 158,68 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, DC - 6GHz, 90W, IP67, 60 V Max., 5mJ, 20kA, Gas Discharge Tube GT-NFM-AL PolyPhaser 1: 62,11 € 89In Stock 16Expected 11/13/2026 New Product	Mfr. Part No. GT-NFM-AL Mouser Part No 44-GT-NFM-AL New Product	PolyPhaser	Connectorised Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, DC - 6GHz, 90W, IP67, 60 V Max., 5mJ, 20kA, Gas Discharge Tube Learn More about PolyPhaser dc 7ghz rf coaxial surge protectors	Datasheet	89In Stock 16Expected 11/13/2026	62,11 € 58,80 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors 7/16 DIN M/F Quarter Wave RF Protector, 555MHz to 4.5GHz, Low PIM QWP-DMDF-ER PolyPhaser 1: 171,54 € 21In Stock New Product	Mfr. Part No. QWP-DMDF-ER Mouser Part No 44-QWP-DMDF-ER New Product	PolyPhaser	Connectorised Surge Protectors 7/16 DIN M/F Quarter Wave RF Protector, 555MHz to 4.5GHz, Low PIM	Datasheet	21In Stock	171,54 € 164,29 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Positive Train Control (PTC) Filter, Railroad RF Band Pass with Surge Protector, 217 MHz to 223 MHz, Type N F/F, 100W CW, IP67, 50uJ, 10kA RRF-220-NFF PolyPhaser 1: 303,87 € 6In Stock New Product	Mfr. Part No. RRF-220-NFF Mouser Part No 44-RRF-220-NFF New Product	PolyPhaser	Connectorised Surge Protectors Positive Train Control (PTC) Filter, Railroad RF Band Pass with Surge Protector, 217 MHz to 223 MHz, Type N F/F, 100W CW, IP67, 50uJ, 10kA	Datasheet	6In Stock	303,87 € 291,02 €	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 698MHz - 2.7GHz, DC Block, 500W, IP67, .005uJ, 40kA, Filter, Low PIM TSX-NFF-P PolyPhaser 1: 142,12 € 35In Stock New Product	Mfr. Part No. TSX-NFF-P Mouser Part No 44-TSX-NFF-P New Product	PolyPhaser	Connectorised Surge Protectors Type N 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	35In Stock	142,12 € 134,81 €	Min.: 1 Mult.: 1
Circuit Breakers 4P 63A 30 MA RCCB TYPE G/A 167109 Eaton Electrical 1: 1.236,67 € 1In Stock New Product	Mfr. Part No. 167109 Mouser Part No 504-167109 New Product	Eaton Electrical	Circuit Breakers 4P 63A 30 MA RCCB TYPE G/A	Datasheet	1In Stock	1.236,67 €	Min.: 1 Mult.: 1
Circuit Breakers PDG1,4P0%N,80A,25KA/480V,FXFXTMTU PDG10F0080TFFJ Eaton Electrical 1: 782,41 € 2In Stock New Product	Mfr. Part No. PDG10F0080TFFJ Mouser Part No 504-PDG10F0080TFFJ New Product	Eaton Electrical	Circuit Breakers PDG1,4P0%N,80A,25KA/480V,FXFXTMTU	Datasheet	2In Stock	782,41 €	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 € 16In Stock 10Expected 11/16/2026 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	16In Stock 10Expected 11/16/2026	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 € 18In Stock 4Expected 11/23/2026 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	18In Stock 4Expected 11/23/2026	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 € 125In Stock 45On 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	125In Stock 45On Order On Order Ship Dates Mfr. No: IS-50NX-C2 Stock: 125 Can Dispatch Immediately On Order: 21 Expected 11/17/2026 24 Expected 11/20/2026 Factory Lead Time: 3 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 € 138In Stock 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	138In Stock	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 € 88In Stock 16Expected 12/16/2026 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	88In Stock 16Expected 12/16/2026	84,38 € 80,03 €	Min.: 1 Mult.: 1

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support

Share This

Circuit Protection

Types of Circuit Protection