3-Line/4-Line Filters

TDK 3-Line / 4-Line EMC filters are designed as easy-to-install power line filters in 3-phase systems. The lightweight design is optimized for operation under full load. Different filters are available with a variety of connection types, a broad range of rated current and voltage as well as different attenuation levels. EPCOS 3-Line/4-Line EMC Filters are available in compact, ultra-compact, and cost-effective versions with voltages up to 760/440VAC and current ratings up to 2500A. The compact and cost effective versions feature busbar terminals and the ultra-compact versions feature finger-safe terminal blocks. TDK 3-Line/4-Line Filters are especially well-suited for frequency converters in motor drives, elevators, wind farms, and power supplies.

Results: 227
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Filter Type Voltage Rating Current Rating Mounting Style Termination Style Leakage Current Series Packaging Operating Frequency
TDK Power Line Filters 305/530VAC 50A 1mOhm 3-LINE EMC 4In Stock
1Expected 9/15/2026
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 305 VAC, 530 VAC 50 A Chassis Mount Terminal Block B84233A Bulk 50 Hz
TDK Power Line Filters Standard Filter 530/305VAC 25A 4.8mA 20In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 25 A Chassis Mount Terminal Block 4.8 mA B84243A Bulk 50 Hz
TDK Power Line Filters 3-LINE EMV FILTER 10A 520/300V 2In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 10 A Chassis Mount Terminal Block 3.1 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 3-LINE EMV FILTER 50A 520/300V 4In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 50 A Chassis Mount Terminal Block 3.4 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 20A 300/520V 3-LINE EMC FILTER 12In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 20 A Chassis Mount Terminal Block 3.1 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 50A 300/520V 3-LINE EMC FILTER 5In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 50 A Chassis Mount Terminal Block 3.4 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 65A 300/520V 3-LINE EMC FILTER 6In Stock
Min.: 1
Mult.: 1

3-Phase Filter 520 VAC 65 A Chassis Mount Screw B84143A Bulk
TDK Power Line Filters 80A 300/520V 3-LINE EMC FILTER 2In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 80 A Chassis Mount Terminal Block 3.4 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 12A 480/275V 3-LINE 3In Stock
Min.: 1
Mult.: 1

275 VAC, 480 VAC 12 A Chassis Mount Terminal Block B84143A Bulk
TDK Power Line Filters 16A 480/275V 3-LINE 8In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 16 A Chassis Mount Terminal Block 224 uA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 36A 480/275V 3-LINE 4In Stock
6Expected 11/5/2026
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 36 A Chassis Mount Terminal Block 410 uA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 3-LINE EMV FILTER 65A 520/300V 1In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 65 A Chassis Mount Terminal Block 3.4 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 8A 480/275V 3-LINE 2In Stock
Min.: 1
Mult.: 1

275 VAC, 480 VAC 8 A Chassis Mount Terminal Block B84143A Bulk
TDK Power Line Filters ENTSTOERFILTER 3X250A 520V 2In Stock
5Expected 11/16/2026
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 250 A Chassis Mount Terminal Block 14 mA B84143B Bulk 50 Hz, 60 Hz
TDK Power Line Filters IP21 Housing for sine-wave output filter
2In Stock
Min.: 1
Mult.: 1

Accessories Chassis Mount B84143Q Bulk
TDK Power Line Filters 4-LINE-FILTER 16A 520/300V ac 9In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 16 A Chassis Mount Terminal Block 9.4 mA B84144A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 4-Leiter-Filter 25A 520/300Vac 1In Stock
18On Order
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 25 A Chassis Mount Terminal Block 9.4 mA B84144A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 4-Line Filter 66A 300/520Vac 2In Stock
4Expected 2/19/2027
Min.: 1
Mult.: 1
3-Phase EMI/EMC Filter 300 VAC, 520 VAC 66 A Chassis Mount Terminal Block 0 A to 16 mA B84144A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 3-Line EMC filter 12A 305/530V 2In Stock
Min.: 1
Mult.: 1

Power Line EMC Filter 305 VAC, 530 VAC 12 A Chassis Mount Terminal Block 4.8 mA B84243A Bulk
TDK Power Line Filters 50A 520/300V 3-LINE
31On Order
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 50 A Chassis Mount Terminal Block 4.7 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 25A 440/250V 4-LINE
63On Order
Min.: 1
Mult.: 1

250 VAC, 440 VAC 25 A Chassis Mount Tab Connector B84131M Bulk
TDK Power Line Filters 35A 440/250V 4-LINE Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 250 VAC, 440 VAC 35 A Chassis Mount Tab Connector 94 uA B84131M Bulk 50 Hz, 60 Hz
TDK Power Line Filters Standard Filter 520/300VAC 20A 3.1mA
30Expected 11/17/2026
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 20 A Chassis Mount Terminal Block 3.1 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 25A 480/275V 3-LINE
18Expected 11/23/2026
Min.: 1
Mult.: 1

3-Line EMC Filter 480 VAC 25 A Chassis Mount Terminal Block 3.5 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 25A 520/300V 3-LINE
40On Order
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 25 A Chassis Mount Terminal Block 4.7 mA B84143A Bulk 50 Hz, 60 Hz