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 (SGD) 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 ENTSTOERFILTER 3X1000A 520V
1In Stock
Min.: 1
Mult.: 1

3-Line EMC Filter 300 VAC, 520 VAC 1 kA Chassis Mount Screw 40 mA B84143B Bulk
TDK Power Line Filters 320A 530/310V 3-LINE
3In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 320 A Chassis Mount Terminal Block 13 mA B84143B Bulk 50 Hz, 60 Hz
TDK Power Line Filters Sine-wave output filter, 66A, 520V 1In Stock
Min.: 1
Mult.: 1

3-Line EMC Filter 300 VAC, 520 VAC 66 A Chassis Mount Terminal Block B84143V Bulk 50 Hz, 60 Hz
TDK Power Line Filters Sine-wave output filter, 390A, 520V 1In Stock
Min.: 1
Mult.: 1

3-Line EMC Filter 300 VAC, 520 VAC 390 A Chassis Mount Terminal Block B84143V Bulk 50 Hz, 60 Hz
TDK Power Line Filters 4-Leiter-Filter 36A 520/300Vac 19In Stock
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 36 A Chassis Mount Terminal Block 13 mA B84144A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 305/530VAC 50A 1mOhm 3-LINE EMC 4In Stock
5Expected 5/10/2026
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 26In Stock
33On Order
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 4In 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 50A 520/300V 3-LINE 7In Stock
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 20A 300/520V 3-LINE EMC FILTER 13In Stock
12Expected 4/9/2026
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 50A 300/520V 3-LINE EMC FILTER 3In Stock
4Expected 18/8/2026
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 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 3-LINE EMC FILTER 150A 300/520V 2In Stock
3Expected 19/10/2026
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC Chassis Mount Terminal Block 5 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 3-LINE EMV FILTER 65A 520/300V 4In 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 4In Stock
Min.: 1
Mult.: 1

275 VAC, 480 VAC 8 A Chassis Mount Terminal Block B84143A Bulk
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-LEITER-FILTER 50A 520/300V 1In Stock
4Expected 26/6/2026
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 50 A Chassis Mount Terminal Block 9.4 mA B84144A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 4-LINE-FILTER 16A 520/300V ac 8In 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 6In Stock
12Expected 16/6/2026
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 4In Stock
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 3In 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 520VrAC 120A 0.9uOhm 300VDC 3 line 3phas
9Expected 2/11/2026
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 120 A Chassis Mount Terminal Block 18 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 16A 520/300V 3-LINE
92On Order
Min.: 1
Mult.: 1

3-Phase EMI/EMC Filter 300 VAC, 520 VAC 16 A Chassis Mount Terminal Block 4.1 mA B84143A Bulk 50 Hz, 60 Hz
TDK Power Line Filters 25A 440/250V 4-LINE
18On 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
26On Order
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