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Circuit Protection

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Industrial Surge Protectors SFP2-1S-1-15A-120AC-PT 1292450 Phoenix Contact 1: $235.87 7In Stock 30On Order New Product	Mfr. Part No. 1292450 Mouser Part No 651-1292450 New Product	Phoenix Contact	Industrial Surge Protectors SFP2-1S-1-15A-120AC-PT Learn More about Phoenix Contact fil 1s sfp2 emc filters	Datasheet	7In Stock 30On Order On Order Ship Dates Mfr. No: 1292450 Stock: 7 Can Dispatch Immediately On Order: 8 Expected 23/10/2026 14 Expected 07/12/2026 8 Expected 28/01/2027 Factory Lead Time: 10 Weeks	$235.87	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS 6KA RATED 700V BI AXIAL AK6-700C-FB Littelfuse 1: $126.46 4In Stock 56Expected 15/12/2026 New Product	Mfr. Part No. AK6-700C-FB Mouser Part No 576-AK6-700C-FB New Product	Littelfuse	ESD Protection Diodes / TVS Diodes TVS 6KA RATED 700V BI AXIAL Learn More about Littelfuse ak6 fb tvs diodes	Datasheet	4In Stock 56Expected 15/12/2026	$126.46 $115.45	Min.: 1 Mult.: 1
Industrial Surge Protectors SFP2-1S-1-5A-120AC-UT 1292315 Phoenix Contact 1: $215.27 5In Stock New Product	Mfr. Part No. 1292315 Mouser Part No 651-1292315 New Product	Phoenix Contact	Industrial Surge Protectors SFP2-1S-1-5A-120AC-UT Learn More about Phoenix Contact fil 1s sfp2 emc filters	Datasheet	5In Stock	$215.27	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes TVS 10KA RATED 550V BI AXIAL AK10-550C-FL Littelfuse 1: $165.98 1In Stock 56Expected 29/01/2027 New Product	Mfr. Part No. AK10-550C-FL Mouser Part No 576-AK10-550C-FL New Product	Littelfuse	ESD Protection Diodes / TVS Diodes TVS 10KA RATED 550V BI AXIAL Learn More about Littelfuse ak fl tvs diodes	Datasheet	1In Stock 56Expected 29/01/2027	$165.98 $151.53	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 315A ESR3XLUB0315XI Littelfuse 1: $584.46 2In Stock 1Expected 21/10/2026 New Product	Mfr. Part No. ESR3XLUB0315XI Mouser Part No 576-ESR3XLUB0315XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 315A Learn More about Littelfuse esr high speed square body fuses	Datasheet	2In Stock 1Expected 21/10/2026	$584.46 $479.91 $436.84 Quote Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL DIN 315A ESR3XLDB0315XI Littelfuse 1: $579.74 3In Stock New Product	Mfr. Part No. ESR3XLDB0315XI Mouser Part No 576-ESR3XLDB0315XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL DIN 315A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	$579.74 $476.03 $433.31 Quote Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 500A ESR3XLUB0500XI Littelfuse 1: $608.50 3In Stock New Product	Mfr. Part No. ESR3XLUB0500XI Mouser Part No 576-ESR3XLUB0500XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 500A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	$608.50 $517.93 $464.38 Quote Quote	Min.: 1 Mult.: 1
Varistors MOV 510V 10mm 2.5KA 10% Silcn Coatng Strt Leads AEC-Q200 511KH10-AT YAGEO 1: $0.57 2,560In Stock 400On Order New Product	Mfr. Part No. 511KH10-AT Mouser Part No 603-511KH10-AT New Product	YAGEO	Varistors MOV 510V 10mm 2.5KA 10% Silcn Coatng Strt Leads AEC-Q200 Learn More about YAGEO kh at metal oxide varistors	Datasheet	2,560In Stock 400On Order	$0.57 $0.353 $0.306 $0.274 View $0.261 $0.255 $0.238 $0.199 $0.198	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 250A ESR3XLUB0250XI Littelfuse 1: $522.42 3In Stock New Product	Mfr. Part No. ESR3XLUB0250XI Mouser Part No 576-ESR3XLUB0250XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 250A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	$522.42 $428.96 $390.48 Quote Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 450A ESR3XLUB0450XI Littelfuse 1: $614.31 3In Stock New Product	Mfr. Part No. ESR3XLUB0450XI Mouser Part No 576-ESR3XLUB0450XI New Product	Littelfuse	Industrial & Electrical Fuses Specialty Fuses POWR-SPEED SQB ESR 1500VDC 3XL BOLT 450A Learn More about Littelfuse esr high speed square body fuses	Datasheet	3In Stock	$614.31 $504.42 $459.15 Quote Quote	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors Assembly Probe MP3 Type R200=1.0kOhms 5% Temp. Range -40 to 200 PL3FC-312-MP3 Shibaura Electronics 1: $12.12 98In Stock New Product	Mfr. Part No. PL3FC-312-MP3 Mouser Part No 603-PL3FC-312-MP3 New Product	Shibaura Electronics	NTC (Negative Temperature Coefficient) Thermistors Assembly Probe MP3 Type R200=1.0kOhms 5% Temp. Range -40 to 200 Learn More about Shibaura Electronics shibaura ntc thermistor temp sensors	Datasheet	98In Stock	$12.12 $11.04 $9.38 $8.96 View $8.36 $7.83 $7.27 $7.05	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10K +/-1% Glass Bead, B3435, 300C TT2-10KC8-8 CTS Electronic Components 1: $2.65 500In Stock New Product	Mfr. Part No. TT2-10KC8-8 Mouser Part No 774-TT210KC88 New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 10K +/-1% Glass Bead, B3435, 300C Learn More about CTS Electronic Components cts tt2 ntc thermistors	Datasheet	500In Stock	$2.65 $2.28 $2.17 $1.97 View $1.80 $1.78 $1.70 $1.59 $1.52	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 30K +/-1% Glass Bead, B3990, 300C TT2-30KC5-3 CTS Electronic Components 1: $2.47 497In Stock New Product	Mfr. Part No. TT2-30KC5-3 Mouser Part No 774-TT230KC53 New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 30K +/-1% Glass Bead, B3990, 300C Learn More about CTS Electronic Components cts tt2 ntc thermistors	Datasheet	497In Stock	$2.47 $2.13 $2.02 $1.84 View $1.68 $1.66 $1.59 $1.48 $1.42	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977 TTDO-10KC3-6-5% CTS Electronic Components 1: $1.19 500In Stock New Product	Mfr. Part No. TTDO-10KC3-6-5% Mouser Part No 774-TTDO10KC365% New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977 Learn More about CTS Electronic Components cts tt do thermistors	Datasheet	500In Stock	$1.19 $1.02 $0.968 $0.879 View $0.873 $0.741 $0.707 $0.67	Min.: 1 Mult.: 1
Automotive Fuses 50A 32V TIME DELAY BK-AMI-050 Bussmann / Eaton 1: $4.65 88In Stock New Product	Mfr. Part No. BK-AMI-050 Mouser Part No 504-K-AMI-050 New Product	Bussmann / Eaton	Automotive Fuses 50A 32V TIME DELAY		88In Stock	$4.65 $4.60 $3.43 $3.19 View $2.41 $2.29 $2.25 $2.19	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977 TTDO-10KC3-8 CTS Electronic Components 1: $1.31 467In Stock New Product	Mfr. Part No. TTDO-10KC3-8 Mouser Part No 774-TTDO10KC38 New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977 Learn More about CTS Electronic Components cts tt do thermistors	Datasheet	467In Stock	$1.31 $1.13 $1.07 $0.979 View $0.901 $0.883 $0.845 $0.788 $0.747	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 2.186K +/-1% Glass Bead, B3390,300C TT2-2.186KC7L-1 CTS Electronic Components 1: $3.62 500In Stock New Product	Mfr. Part No. TT2-2.186KC7L-1 Mouser Part No 774-TT22.186KC7L1 New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 2.186K +/-1% Glass Bead, B3390,300C Learn More about CTS Electronic Components cts tt2 ntc thermistors	Datasheet	500In Stock	$3.62 $3.12 $2.96 $2.82 View $2.69 $2.47 $2.43 $2.33 $2.17	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 1K, +/-0.2C: 0C-70C, B3977, uninsulated wire TTS-1KC3-BG CTS Electronic Components 1: $2.24 496In Stock New Product	Mfr. Part No. TTS-1KC3-BG Mouser Part No 774-TTS1KC3BG New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 1K, +/-0.2C: 0C-70C, B3977, uninsulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	496In Stock	$2.24 $1.93 $1.84 $1.67 View $1.65 $1.40 $1.34 $1.27	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 30K, +/-0.2C: 0C-70C, B3942, uninsulated wire TTS-30KC5-BG CTS Electronic Components 1: $2.24 249In Stock 251Expected 12/11/2026 New Product	Mfr. Part No. TTS-30KC5-BG Mouser Part No 774-TTS30KC5BG New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 30K, +/-0.2C: 0C-70C, B3942, uninsulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	249In Stock 251Expected 12/11/2026	$2.24 $1.93 $1.84 $1.67 View $1.65 $1.40 $1.34 $1.27	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 50K, +/-0.2C: 0C-70C, B4260, uninsulated wire TTS-50KC6-BG CTS Electronic Components 1: $1.90 395In Stock 105Expected 12/11/2026 New Product	Mfr. Part No. TTS-50KC6-BG Mouser Part No 774-TTS50KC6BG New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 50K, +/-0.2C: 0C-70C, B4260, uninsulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	395In Stock 105Expected 12/11/2026	$1.90 $1.66 $1.59 $1.46 View $1.24 $1.20 $1.15	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 50K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire TTS-50KC6-BZ CTS Electronic Components 1: $2.41 250In Stock New Product	Mfr. Part No. TTS-50KC6-BZ Mouser Part No 774-TTS50KC6BZ New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 50K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	250In Stock	$2.41 $2.08 $1.97 $1.79 View $1.78 $1.50 $1.44 $1.38	Min.: 1 Mult.: 1
Circuit Breakers C Series 120A DC Hydraulic/Magnetic Circuit Breaker, UL489A, Black Handle CA1-P0-D6-812-321-MT Carling Technologies 1: $65.74 4In Stock New Product	Mfr. Part No. CA1-P0-D6-812-321-MT Mouser Part No 691-CA1-P0D6812321MT New Product	Carling Technologies	Circuit Breakers C Series 120A DC Hydraulic/Magnetic Circuit Breaker, UL489A, Black Handle	Datasheet	4In Stock	$65.74 $54.54 $50.31 $41.64 View $38.75 $35.98	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 1K, +/-0.2C: 0C-70C, B3977,Teflon insulated wire TTS-1KC3-BZ CTS Electronic Components 1: $2.41 500In Stock New Product	Mfr. Part No. TTS-1KC3-BZ Mouser Part No 774-TTS1KC3BZ New Product	CTS Electronic Components	NTC (Negative Temperature Coefficient) Thermistors 1K, +/-0.2C: 0C-70C, B3977,Teflon insulated wire Learn More about CTS Electronic Components cts tt s thermistors	Datasheet	500In Stock	$2.41 $2.08 $1.97 $1.79 View $1.78 $1.50 $1.44 $1.38	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 20K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire TTS-20KC6-BZ CTS Electronic Components 1: $2.41 383In Stock 114Expected 12/11/2026 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	383In Stock 114Expected 12/11/2026	$2.41 $2.08 $1.97 $1.79 View $1.78 $1.50 $1.44 $1.38	Min.: 1 Mult.: 1
Connectorised Surge Protectors 4.3-10 F/F BULKHEAD COAXIAL RF SURGE PROTECTOR 698 PE73SP1061 Pasternack 1: $203.42 1In Stock New Product	Mfr. Part No. PE73SP1061 Mouser Part No 28-PE73SP1061 New Product	Pasternack	Connectorised Surge Protectors 4.3-10 F/F BULKHEAD COAXIAL RF SURGE PROTECTOR 698	Datasheet	1In Stock	$203.42 $181.70 $178.23 $177.59 View Quote	Min.: 1 Mult.: 1