EMI Feedthrough Filters

.hide-partial { max-height: none; } .show-more { display: none; }

4400 Series Miniature EMI Filters

Tusonix Miniature 4400 Series Miniature EMI Filters are ideal for applications where small size and high performance are critical and a threaded mounting technique is desired. The C and L configured EMI filters are available in two physical configurations and can be supplied with either unified or metric thread. The small package and large range of electrical characteristics of the Tusonix Miniature EMI Filters 4400 series make them an effective solution for a variety of microwave applications.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 35

Applied Filters:

Series

Circuit Type

Capacitance

Voltage Rating

Maximum DC Current

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.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 (PEN) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Circuit Type	Capacitance	Voltage Rating	Maximum DC Current	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
EMI Feedthrough Filters 100pF 200Volts@125C 4401-000LF Tusonix / CTS 1: S/ 91.01 200In Stock	Mfr. Part # 4401-000LF Mouser Part # 800-4401-000LF	Tusonix / CTS	EMI Feedthrough Filters 100pF 200Volts@125C	Datasheet	200In Stock	S/ 91.01 S/ 86.22 S/ 78.28 S/ 74.27 View S/ 69.48 S/ 67.81	Min.: 1 Mult.: 1	4401		100 pF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 10000pF 50Volts@125C 4400-089LF Tusonix / CTS 1: S/ 94.39 148In Stock	Mfr. Part # 4400-089LF Mouser Part # 800-4400-089LF	Tusonix / CTS	EMI Feedthrough Filters 10000pF 50Volts@125C	Datasheet	148In Stock	S/ 94.39 S/ 89.41 S/ 81.16 S/ 76.95 View S/ 72.01 S/ 68.43	Min.: 1 Mult.: 1	4400		10 nF	50 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 27000pF 50Volts@125C 4400-060LF Tusonix / CTS 1: S/ 67.57 200In Stock	Mfr. Part # 4400-060LF Mouser Part # 800-4400-060LF	Tusonix / CTS	EMI Feedthrough Filters 27000pF 50Volts@125C	Datasheet	200In Stock	S/ 67.57 S/ 65.98 S/ 64.46 S/ 61.23 View S/ 28.88 S/ 27.75	Min.: 1 Mult.: 1	4400	L Filter	27 nF	70 V	10 A	- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 5pF 200Volts@125C 4400-680LF Tusonix / CTS 1: S/ 59.05 189In Stock	Mfr. Part # 4400-680LF Mouser Part # 800-4400-680LF	Tusonix / CTS	EMI Feedthrough Filters 5pF 200Volts@125C	Datasheet	189In Stock	S/ 59.05 S/ 25.92 S/ 15.53 S/ 14.99	Min.: 1 Mult.: 1	4400		5 pF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 27000pF 50Volts@125C 4400-098LF Tusonix / CTS 1: S/ 79.80 193In Stock	Mfr. Part # 4400-098LF Mouser Part # 800-4400-098LF	Tusonix / CTS	EMI Feedthrough Filters 27000pF 50Volts@125C	Datasheet	193In Stock	S/ 79.80 S/ 79.17 S/ 75.90 S/ 65.20 View S/ 58.04 S/ 51.15	Min.: 1 Mult.: 1	4400		27 nF	50 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 100KpF 100Volts@125C 4404-003LF Tusonix / CTS 1: S/ 147.88 162In Stock 200Expected 11/4/2026	Mfr. Part # 4404-003LF Mouser Part # 800-4404-003LF	Tusonix / CTS	EMI Feedthrough Filters 100KpF 100Volts@125C	Datasheet	162In Stock 200Expected 11/4/2026	S/ 147.88 S/ 129.08 S/ 118.53 S/ 111.75 View S/ 104.90 S/ 96.30 S/ 91.24 Quote	Min.: 1 Mult.: 1	4404		100 nF	100 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 100pF 200Volts@125C 4400-076LF Tusonix / CTS 1: S/ 156.67 36In Stock 500Expected 3/15/2027	Mfr. Part # 4400-076LF Mouser Part # 800-4400-076LF	Tusonix / CTS	EMI Feedthrough Filters 100pF 200Volts@125C	Datasheet	36In Stock 500Expected 3/15/2027	S/ 156.67 S/ 127.91 S/ 117.94 S/ 110.94 View S/ 104.36 S/ 68.43 S/ 59.71	Min.: 1 Mult.: 1	4400		100 pF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 100pF 200Volts@125C 4400-000LF Tusonix / CTS 1: S/ 92.95 244In Stock	Mfr. Part # 4400-000LF Mouser Part # 800-4400-000LF	Tusonix / CTS	EMI Feedthrough Filters 100pF 200Volts@125C	Datasheet	244In Stock	S/ 92.95 S/ 89.18 S/ 79.99 S/ 75.48 View S/ 70.03 S/ 68.27 S/ 68.24 Quote	Min.: 1 Mult.: 1	4400		100 pF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 100pF 200Volts@125C 4400-030LF Tusonix / CTS 1: S/ 69.52 286In Stock	Mfr. Part # 4400-030LF Mouser Part # 800-4400-030LF	Tusonix / CTS	EMI Feedthrough Filters 100pF 200Volts@125C	Datasheet	286In Stock	S/ 69.52 S/ 50.72	Min.: 1 Mult.: 1	4400		100 pF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 5000pf 100Volts@125C 4400-034LF Tusonix / CTS 1: S/ 68.20 207In Stock	Mfr. Part # 4400-034LF Mouser Part # 800-4400-034LF	Tusonix / CTS	EMI Feedthrough Filters 5000pf 100Volts@125C	Datasheet	207In Stock	S/ 68.20 S/ 40.21 S/ 39.98 Quote Quote	Min.: 1 Mult.: 1	4400		5 nF	100 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 1000pF 200Volts@125C 4400-037LF Tusonix / CTS 1: S/ 70.65 429In Stock	Mfr. Part # 4400-037LF Mouser Part # 800-4400-037LF	Tusonix / CTS	EMI Feedthrough Filters 1000pF 200Volts@125C	Datasheet	429In Stock	S/ 70.65 S/ 69.64 S/ 40.17	Min.: 1 Mult.: 1	4400		1 nF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 25pF 200Volts@125C 4400-039LF Tusonix / CTS 1: S/ 70.26 225In Stock	Mfr. Part # 4400-039LF Mouser Part # 800-4400-039LF	Tusonix / CTS	EMI Feedthrough Filters 25pF 200Volts@125C	Datasheet	225In Stock	S/ 70.26 S/ 51.15 View Quote	Min.: 1 Mult.: 1	4400		25 pF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 10000pF 50Volts@125C 4400-093LF Tusonix / CTS 1: S/ 49.43 332In Stock 500Expected 1/11/2027	Mfr. Part # 4400-093LF Mouser Part # 800-4400-093LF	Tusonix / CTS	EMI Feedthrough Filters 10000pF 50Volts@125C	Datasheet	332In Stock 500Expected 1/11/2027	S/ 49.43 S/ 38.11 S/ 37.68 S/ 33.48 Quote Quote	Min.: 1 Mult.: 1	4400		10 nF	50 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 5pF 200Volts@125C 4400-683LF Tusonix / CTS 1: S/ 89.76 202In Stock	Mfr. Part # 4400-683LF Mouser Part # 800-4400-683LF	Tusonix / CTS	EMI Feedthrough Filters 5pF 200Volts@125C	Datasheet	202In Stock	S/ 89.76 S/ 86.84 S/ 82.72 S/ 70.26 View S/ 60.45 Quote	Min.: 1 Mult.: 1	4400		5 pF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 27000pF 50Volts@125C 4403-040LF Tusonix / CTS 1: S/ 38.03 541In Stock	Mfr. Part # 4403-040LF Mouser Part # 800-4403-040LF	Tusonix / CTS	EMI Feedthrough Filters 27000pF 50Volts@125C	Datasheet	541In Stock	S/ 38.03 S/ 29.78 S/ 25.96 S/ 25.85 Quote Quote	Min.: 1 Mult.: 1	4403		27 nF	50 V		- 55 C	+ 125 C	Tray
EMI Feedthrough Filters 50000pF 50Volts@125C 4400-057LF Tusonix / CTS 1: S/ 80.46 14In Stock 500Expected 5/24/2027	Mfr. Part # 4400-057LF Mouser Part # 800-4400-057LF	Tusonix / CTS	EMI Feedthrough Filters 50000pF 50Volts@125C	Datasheet	14In Stock 500Expected 5/24/2027	S/ 80.46 S/ 70.53 S/ 70.49	Min.: 1 Mult.: 1	4400	L Filter	50 nF	50 V	10 A	- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 10KpF 200Volts@125C 4403-035LF Tusonix / CTS 1: S/ 46.24 59In Stock 1,900On Order	Mfr. Part # 4403-035LF Mouser Part # 800-4403-035LF	Tusonix / CTS	EMI Feedthrough Filters 10KpF 200Volts@125C	Datasheet	59In Stock 1,900On Order On Order Ship Dates Mfr. #: 4403-035LF Stock: 59 Can Ship Immediately On Order: 600 Expected 11/2/2026 1,300 Expected 1/11/2027 Factory Lead-Time: 16 Weeks	S/ 46.24 S/ 35.30 S/ 30.95 S/ 29.62 View S/ 27.64 S/ 26.59	Min.: 1 Mult.: 1	4403		10 nF	50 V		- 55 C	+ 125 C	Tray
EMI Feedthrough Filters 10000pF 50Volts@125C 4400-035LF Tusonix / CTS 1: S/ 86.22 5In Stock	Mfr. Part # 4400-035LF Mouser Part # 800-4400-035LF	Tusonix / CTS	EMI Feedthrough Filters 10000pF 50Volts@125C	Datasheet	5In Stock	S/ 86.22 S/ 73.92 S/ 68.39 S/ 45.39 S/ 25.65	Min.: 1 Mult.: 1	4400		10 nF	50 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 1200pF 200Volts@125C 4400-032LF Tusonix / CTS 1: S/ 34.18 1,002On Order	Mfr. Part # 4400-032LF Mouser Part # 800-4400-032LF	Tusonix / CTS	EMI Feedthrough Filters 1200pF 200Volts@125C	Datasheet	1,002On Order On Order Ship Dates Mfr. #: 4400-032LF Stock: 0 On Order: 2 Expected 11/2/2026 1,000 Expected 6/16/2027 Factory Lead-Time: 34 Weeks	S/ 34.18 S/ 32.39 S/ 29.39 S/ 27.83 View S/ 26.04 S/ 25.46	Min.: 1 Mult.: 1	4400		1.2 nF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 4700pF 100Volts@125C 4400-094LF Tusonix / CTS 1: S/ 64.34 219Expected 3/15/2027	Mfr. Part # 4400-094LF Mouser Part # 800-4400-094LF	Tusonix / CTS	EMI Feedthrough Filters 4700pF 100Volts@125C	Datasheet	219Expected 3/15/2027	S/ 64.34 S/ 57.76 S/ 32.27	Min.: 1 Mult.: 1	4400		4.7 nF	100 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 1000pF 200Volts@125C 4400-095LF Tusonix / CTS 1: S/ 75.16 855Expected 11/9/2026	Mfr. Part # 4400-095LF Mouser Part # 800-4400-095LF	Tusonix / CTS	EMI Feedthrough Filters 1000pF 200Volts@125C	Datasheet	855Expected 11/9/2026	S/ 75.16 S/ 65.28 S/ 40.83 S/ 40.40	Min.: 1 Mult.: 1	4400		1 nF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 470pF 200Volts@125C 4400-096LF Tusonix / CTS 1: S/ 96.96 250Expected 1/4/2027	Mfr. Part # 4400-096LF Mouser Part # 800-4400-096LF	Tusonix / CTS	EMI Feedthrough Filters 470pF 200Volts@125C	Datasheet	250Expected 1/4/2027	S/ 96.96 S/ 95.68 S/ 95.64 S/ 86.41 View S/ 75.90 Quote	Min.: 1 Mult.: 1	4400		470 pF	200 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 2700pF 100Volts@125C 4400-097LF Tusonix / CTS 1: S/ 119.62 250Expected 11/30/2026	Mfr. Part # 4400-097LF Mouser Part # 800-4400-097LF	Tusonix / CTS	EMI Feedthrough Filters 2700pF 100Volts@125C	Datasheet	250Expected 11/30/2026	S/ 119.62 S/ 104.32 S/ 95.41 S/ 89.99 View S/ 89.29 S/ 78.67 S/ 72.60 Quote	Min.: 1 Mult.: 1	4400		2.7 nF	100 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 50000pF 50Volts@125C 4400-099LF Tusonix / CTS 1: S/ 40.37 290Expected 10/27/2026	Mfr. Part # 4400-099LF Mouser Part # 800-4400-099LF	Tusonix / CTS	EMI Feedthrough Filters 50000pF 50Volts@125C	Datasheet	290Expected 10/27/2026	S/ 40.37 S/ 40.33 S/ 35.54 S/ 34.06 S/ 28.34	Min.: 1 Mult.: 1	4400		50 nF	50 V		- 55 C	+ 125 C	Bulk
EMI Feedthrough Filters 100pF 200Volts@125C 4403-030LF Tusonix / CTS 1: S/ 44.61 928Expected 3/15/2027	Mfr. Part # 4403-030LF Mouser Part # 800-4403-030LF	Tusonix / CTS	EMI Feedthrough Filters 100pF 200Volts@125C	Datasheet	928Expected 3/15/2027	S/ 44.61 S/ 30.83	Min.: 1 Mult.: 1	4403		100 pF	200 V		- 55 C	+ 125 C	Tray

4400 Series Miniature EMI Filters

Applied Filters:

Customer Service Office

Company

Resources

Support