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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 (IDR) Filter the results in the table by unit price based on your quantity.	Qty.
Circuit Breakers E 3P 100A 40kA 415 35kA 480V FXD therm EGS3100FFG Eaton Electrical 1: Rp27.071.174,14 1In Stock 4Expected 14/12/2026 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 14/12/2026	Rp27.071.174,14	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: Rp7.923.453,94 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	Rp7.923.453,94 Rp6.563.831,88 Rp6.049.226,58	Min.: 1 Mult.: 1
Circuit Breakers HFD-DC BREAKER - LINE & LOAD TERMINALS HFDDC1060L Eaton Electrical 1: Rp14.860.076,54 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	Rp14.860.076,54 Rp11.943.796,38 Rp11.411.212,00 View Quote	Min.: 1 Mult.: 1
Circuit Breakers PDD2,3P, 100A, 100KA/240V, 50C FXFXTMTU PDD23M0100VFFL Eaton Electrical 1: Rp16.643.491,20 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	Rp16.643.491,20 Rp13.787.569,38 Rp12.711.759,94 View Quote	Min.: 1 Mult.: 1
Circuit Breakers PDG2,3P,35A,25KA/480V,FXFXTMTU PDG23F0035TFFJ Eaton Electrical 1: Rp14.241.265,96 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	Rp14.241.265,96 Rp11.225.367,02 Rp10.349.345,52 View Quote	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors ESA PROBE-RTD PT1000 1000mm ENG MODEL 10219128-01 TE Connectivity 1: Rp9.143.462,94 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	Rp9.143.462,94 Rp7.336.015,02 Rp7.269.602,50 View Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS, unidirectional, VRWM 60V, 5KW, SMC 5KMC60AS_R1_00001 Panjit 1: Rp47.332,68 3.100In Stock	Mfr. Part No. 5KMC60AS_R1_00001 Mouser Part No 241-5KMC60AS	Panjit	ESD Protection Diodes / TVS Diodes TVS, unidirectional, VRWM 60V, 5KW, SMC Learn More about Panjit 5kmc tvs diodes	Datasheet	3.100In Stock	Cut Tape Rp47.332,68 Rp30.454,36 Rp24.583,64 Rp20.730,98 Reel Rp14.823,57 View Rp16.217,86 Rp12.145,05 Rp11.851,52 MouseReel Available	Min.: 1 Mult.: 1 : 800
Cartridge Fuses Barrier circuit fuse for use in intrinsic safety, 40mA 0AMA-0040-TD Bel Fuse 1: Rp161.077,88 872In Stock	Mfr. Part No. 0AMA-0040-TD Mouser Part No 530-0AMA-0040-TD	Bel Fuse	Cartridge Fuses Barrier circuit fuse for use in intrinsic safety, 40mA Learn More about Bel Fuse bel 0ama fast acting fuses	Datasheet	872In Stock	Cut Tape Rp161.077,88 Rp133.742,34 Rp123.468,58 Rp102.370,68 Reel Rp70.815,56 View Rp94.298,44 Rp74.851,68 Rp67.880,20 Rp64.944,84	Min.: 1 Mult.: 1 : 500
ESD Protection Diodes / TVS Diodes ESD 24V BI PGB2010201KR-24NR Littelfuse 1: Rp21.281,36 15.000In Stock	Mfr. Part No. PGB2010201KR-24NR Mouser Part No 576-PGB2010201KR24NR	Littelfuse	ESD Protection Diodes / TVS Diodes ESD 24V BI Learn More about Littelfuse pgb2 0201 esd suppressors	Datasheet	15.000In Stock	Cut Tape Rp21.281,36 Rp9.833,46 Rp8.696,00 Rp6.732,98 View Reel Rp4.641,54 Rp6.641,25 Rp6.347,72 Rp6.237,64 Rp4.641,54 Rp4.641,54	Min.: 1 Mult.: 1 : 15.000
Circuit Breakers MICO 4.10 SPEED-START electronic circuit protection, 4 channels, IN: 24 V DC OUT: 24 V DC / 4-6-8-10 A, Optimized startup behavior 9000-41034-0401005 Murrelektronik 1: Rp7.293.085,38 6In Stock	Mfr. Part No. 9000-41034-0401005 Mouser Part No 867-9000410340401005	Murrelektronik	Circuit Breakers MICO 4.10 SPEED-START electronic circuit protection, 4 channels, IN: 24 V DC OUT: 24 V DC / 4-6-8-10 A, Optimized startup behavior Learn More about Murrelektronik mico classic modules	Datasheet	6In Stock	Rp7.293.085,38	Min.: 1 Mult.: 1
Cartridge Fuses Barrier circuit fuse for use in intrinsic safety, 50mA 0AMA-0050-TD Bel Fuse 1: Rp161.077,88 862In Stock	Mfr. Part No. 0AMA-0050-TD Mouser Part No 530-0AMA-0050-TD	Bel Fuse	Cartridge Fuses Barrier circuit fuse for use in intrinsic safety, 50mA Learn More about Bel Fuse bel 0ama fast acting fuses	Datasheet	862In Stock	Cut Tape Rp161.077,88 Rp133.742,34 Rp123.468,58 Rp102.370,68 Reel Rp70.815,56 View Rp94.298,44 Rp74.851,68 Rp67.880,20 Rp64.944,84	Min.: 1 Mult.: 1 : 500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V, REEL GDT25-47-S1-RP Bourns 1: Rp20.180,60 2.812In Stock	Mfr. Part No. GDT25-47-S1-RP Mouser Part No 652-GDT25-47-S1-RP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 470V, REEL Learn More about Bourns gdt25 gdt arrestors	Datasheet	2.812In Stock	Cut Tape Rp20.180,60 Rp18.217,58 Rp15.337,26 Rp14.163,11 Reel Rp10.016,92 View Rp12.732,12 Rp11.741,44 Rp9.650,00 MouseReel Available	Min.: 1 Mult.: 1 : 1.500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2700 V GDT28H-270-BRP Bourns 1: Rp33.206,26 1.909In Stock	Mfr. Part No. GDT28H-270-BRP Mouser Part No 652-GDT28H-270-BRP	Bourns	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2700 V Learn More about Bourns gdt28h gdts	Datasheet	1.909In Stock	Cut Tape Rp33.206,26 Rp30.087,44 Rp25.500,94 Rp23.482,88 Reel Rp17.098,47 View Rp21.097,90 Rp19.079,84 Rp15.649,14 Rp14.896,95 MouseReel Available	Min.: 1 Mult.: 1 : 1.000
Power Outlet Strips 8 Outlet 1U Rackmount Metered PDU with MOV Surge Protection 8NM8-RACK-MOUNT-PDU StarTech 1: Rp2.809.689,90 3In Stock New Product	Mfr. Part No. 8NM8-RACK-MOUNT-PDU Mouser Part No 16-8NM8RACKMOUNT-PDU New Product	StarTech	Power Outlet Strips 8 Outlet 1U Rackmount Metered PDU with MOV Surge Protection	Datasheet	3In Stock	Rp2.809.689,90 Rp2.752.083,46 Rp2.751.716,54 Rp2.751.533,08 View Quote	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F In/Out Coax RF Surge Protector, DC - 3GHz and 1GHz - 2GHz, DC Pass, 2kW, None, 150 V Max., 5kA, Gas Discharge Tube PE7301-2 Pasternack 1: Rp5.485.820,92 3In Stock New Product	Mfr. Part No. PE7301-2 Mouser Part No 28-PE7301-2 New Product	Pasternack	Connectorised Surge Protectors Type N F/F In/Out Coax RF Surge Protector, DC - 3GHz and 1GHz - 2GHz, DC Pass, 2kW, None, 150 V Max., 5kA, Gas Discharge Tube Learn More about Pasternack rf coaxial lightning surge protectors	Datasheet	3In Stock	Rp5.485.820,92 Rp5.215.951,26 Rp5.116.332,48	Min.: 1 Mult.: 1
Connectorised Surge Protectors Coaxial RF Surge Protector Kit, BGXZ-60NFNM-AS, Hardware Kit 108-1019A PolyPhaser 1: Rp3.530.504,24 4In Stock New Product	Mfr. Part No. 108-1019A Mouser Part No 44-108-1019A New Product	PolyPhaser	Connectorised Surge Protectors Coaxial RF Surge Protector Kit, BGXZ-60NFNM-AS, Hardware Kit	Datasheet	4In Stock	Rp3.530.504,24 Rp3.381.167,80	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Coaxial RF Surge Protector, 400MHz - 1.2GHz, 300W, IP67, 15 V Max., 500uJ, 20kA, Hybrid, Bracket Down, Hole Mount CGXZ+15NFNF-A PolyPhaser 1: Rp3.126.708,78 7In Stock 26On Order New Product	Mfr. Part No. CGXZ+15NFNF-A Mouser Part No 44-CGXZ+15NFNF-A New Product	PolyPhaser	Connectorised Surge Protectors Type N F/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	7In Stock 26On Order On Order Ship Dates Mfr. No: CGXZ+15NFNF-A Stock: 7 Can Dispatch Immediately On Order: 5 Expected 05/11/2026 11 Expected 13/11/2026 10 Expected 16/11/2026 Factory Lead Time: 3 Weeks	Rp3.126.708,78 Rp2.965.630,90	Min.: 1 Mult.: 1
Surge Protection Accessories Ground Strap Adapter Kit for SX Series DIN Connectors GSA-KIT-D PolyPhaser 1: Rp1.484.191,40 5In Stock New Product	Mfr. Part No. GSA-KIT-D Mouser Part No 44-GSA-KIT-D New Product	PolyPhaser	Surge Protection Accessories Ground Strap Adapter Kit for SX Series DIN Connectors Learn More about PolyPhaser surge protector accessories	Datasheet	5In Stock	Rp1.484.191,40 Rp1.407.688,58	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/M Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 375W, 220uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount IS-50NX-C2-ME PolyPhaser 1: Rp1.563.079,20 10In Stock New Product	Mfr. Part No. IS-50NX-C2-ME Mouser Part No 44-IS-50NX-C2-ME New Product	PolyPhaser	Connectorised Surge Protectors Type N F/M 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	10In Stock	Rp1.563.079,20 Rp1.482.540,26	Min.: 1 Mult.: 1
Connectorised Surge Protectors UHF F/M Coaxial RF Surge Protector, 50MHz - 700MHz, DC Block, 375W, 600uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount IS-50UX-C1-ME PolyPhaser 1: Rp2.052.733,94 4In Stock New Product	Mfr. Part No. IS-50UX-C1-ME Mouser Part No 44-IS-50UX-C1-ME New Product	PolyPhaser	Connectorised Surge Protectors UHF F/M Coaxial RF Surge Protector, 50MHz - 700MHz, DC Block, 375W, 600uJ, 50kA, Blocking Cap, Bracket Up, Hole Mount	Datasheet	4In Stock	Rp2.052.733,94 Rp1.947.060,98	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/M Bulkhead Coaxial RF Surge Protector, 10MHz - 1GHz, DC Block, 1.5kW, 3.5mJ, 20kA, Blocking Cap, Hole Mount IS-B50LN-C2-ME PolyPhaser 1: Rp1.673.705,58 7In Stock New Product	Mfr. Part No. IS-B50LN-C2-ME Mouser Part No 44-IS-B50LN-C2-ME New Product	PolyPhaser	Connectorised Surge Protectors Type N F/M 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	7In Stock	Rp1.673.705,58 Rp1.587.479,38	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 200W, 250uJ, 50kA, Blocking Cap, Hole Mount IS-NEMP-C2 PolyPhaser 1: Rp3.442.626,90 1In Stock 9Expected 19/11/2026 New Product	Mfr. Part No. IS-NEMP-C2 Mouser Part No 44-IS-NEMP-C2 New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 125MHz - 1GHz, DC Block, 200W, 250uJ, 50kA, Blocking Cap, Hole Mount Learn More about PolyPhaser 125mhz 1ghz type n surge protectors	Datasheet	1In Stock 9Expected 19/11/2026	Rp3.442.626,90 Rp3.265.221,08	Min.: 1 Mult.: 1
Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair RS-232, UL 497B IX-2M PolyPhaser 1: Rp2.905.639,48 3In Stock New Product	Mfr. Part No. IX-2M Mouser Part No 44-IX-2M New Product	PolyPhaser	Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair RS-232, UL 497B Learn More about PolyPhaser ix 2m lightning surge protectors	Datasheet	3In Stock	Rp2.905.639,48 Rp2.755.936,12	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, 1.8GHz - 6GHz, DC Block, 10W, IP67, .5uJ, 18kA, Filter LSXL PolyPhaser 1: Rp2.494.872,54 7In Stock New Product	Mfr. Part No. LSXL Mouser Part No 44-LSXL New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F 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	7In Stock	Rp2.494.872,54 Rp2.366.450,54	Min.: 1 Mult.: 1
Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 2.4GHz, 50W, IP67, 60 V Max., 3mJ, 18kA, Gas Discharge Tube RGT PolyPhaser 1: Rp2.400.207,18 7In Stock New Product	Mfr. Part No. RGT Mouser Part No 44-RGT New Product	PolyPhaser	Connectorised Surge Protectors Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 2.4GHz, 50W, IP67, 60 V Max., 3mJ, 18kA, Gas Discharge Tube Learn More about PolyPhaser dc 7ghz rf coaxial surge protectors	Datasheet	7In Stock	Rp2.400.207,18 Rp2.276.555,14	Min.: 1 Mult.: 1

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Circuit Protection

Types of Circuit Protection