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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.
NTC (Negative Temperature Coefficient) Thermistors 20K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire TTS-20KC6-BZ CTS Electronic Components 1: €2.07 461In Stock New Product	Mfr. Part No. TTS-20KC6-BZ Mouser Part No 774-TTS20KC6BZ New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 20K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	461In Stock	€2.07 €1.79 €1.69 €1.54 View €1.53 €1.29 €1.24 €1.19	Min.: 1 Mult.: 1
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
Thermal Cut-offs TCO, High Current, SMD, 90C, Self Hold AEC-Q200 SD90ABB Bourns 1: €1.69 14,922In Stock	Mfr. Part No. SD90ABB Mouser Part No 652-SD90ABB	Bourns	Thermal Cut-offs TCO, High Current, SMD, 90C, Self Hold AEC-Q200 Learn More about Bourns ad sd miniature tco devices	Datasheet	14,922In Stock	Cut Tape €1.69 €1.60 €1.51 €1.44 View Reel €0.989 €1.38 €1.30 €1.16 €1.12 €0.989 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Circuit Breaker Accessories 3 POLE C-H UL 400A Eaton Electrical ELLBN3400W ELLBN3400W Eaton Electrical 1: €2,780.39 1In Stock New Product	Mfr. Part No. ELLBN3400W Mouser Part No 504-ELLBN3400W New Product	Eaton Electrical	Circuit Breaker Accessories 3 POLE C-H UL 400A		1In Stock	€2,780.39	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 11In Stock 16On 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	11In Stock 16On Order On Order Ship Dates Mfr. No: AL-LSXM-MA Stock: 11 Can Dispatch Immediately On Order: 5 Pending 11 Expected 06/11/2026 Factory Lead Time: 11 Weeks	€62.87 €59.53	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 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 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 1,482In Stock 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	1,482In Stock	€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 1,899In 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	1,899In Stock	€1.01 €0.754 €0.604 €0.568 View €0.554 €0.464 €0.437 €0.401	Min.: 1 Mult.: 1
Circuit Breaker Accessories LATCH CHECK SWITCH Eaton Electrical 699B147G01 699B147G01 Eaton Electrical 1: €1,054.64 5In Stock New Product	Mfr. Part No. 699B147G01 Mouser Part No 504-699B147G01 New Product	Eaton Electrical	Circuit Breaker Accessories LATCH CHECK SWITCH	Datasheet	5In Stock	€1,054.64	Min.: 1 Mult.: 1
Connectorised Surge Protectors Coaxial RF Surge Protector Kit, BGXZ-60NFNM-AS, Hardware Kit 108-1019A PolyPhaser 1: €166.01 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	€166.01	Min.: 1 Mult.: 1
Surge Protection Accessories Ground Strap Adapter Kit for SX Series DIN Connectors GSA-KIT-D PolyPhaser 1: €69.57 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	€69.57 €65.99	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: €73.27 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	€73.27 €69.50	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: €96.23 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	€96.23 €91.27	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: €78.46 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	€78.46 €74.42	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: €161.38 5In Stock 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	5In Stock	€161.38 €153.06	Min.: 1 Mult.: 1
Connectorised Surge Protectors Outdoor Twisted Pair Lightning Surge Protector, 2 Pair RS-232, UL 497B IX-2M PolyPhaser 1: €136.21 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	€136.21 €129.19	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: €116.95 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	€116.95 €110.93	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: €112.51 8In 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	8In Stock	€112.51 €106.72	Min.: 1 Mult.: 1

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