Power Line Filters | AC DC Line Noise Filter | RS
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    Power Line Filters

    A power line filter is a type of passive component that creates an electronic filter to deliver appropriate frequency characteristics to electrical circuits. Power line filters connect the electronic device with an external line to reduce conducted frequencies like radio frequencies (RFI) or electromagnetic interference (EMI) between the equipment and the connecting power line. This prevents any degradation in the circuit's performance.

    RS offer an extensive range of high-quality power line filters from leading brands including Schaffner, Roxburgh EMC, Murata, Schurter and of course RS PRO.

    What are power line filters used for?

    Power line filters are useful in emission reduction in switched-mode power supplies or machinery producing steam, smoke or carbon dioxide. These filters are also necessary to decrease levels of electromagnetic interference which may cause undesired behaviour in radio transmission equipment and nuclear operations.

    Types of power line filters

    Power line filters can be used in single-phase, three-phase or DC (direct current) power applications, depending on the equipment in question. Electric and electronic devices like switched-mode power supplies, motor controllers, induction cooking and food service equipment make use of single-phase filters. Three-phase filters are common in frequency converters, motor drives, and machine tools. DC filters are typically found in cell phones, flat-screen TVs and electric or hybrid vehicles.

    2408 Products showing for Power Line Filters

    Schurter
    6A
    250 V ac
    Screw Mount
    Tab
    1
    Two Stage
    FMBB NEO
    50 → 60Hz
    77mm
    46mm
    4.7 nF, 220nF
    31mm
    77 x 46 x 31mm
    970 μH
    < 0.5 mA
    -25°C
    +100°C
    -
    26.2mΩ
    Cosel
    4A
    250 V
    DIN Rail
    DIN Connector
    1
    -
    NAC Series
    60Hz
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Schneider Electric
    120A
    480 V
    Floor Mount
    -
    -
    -
    PCSP
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Schaffner
    500mA
    250 V ac
    PCB Mount
    Pin
    1
    Single Stage
    FN406
    400Hz
    45mm
    15mm
    2.2 nF, 100nF
    29.5mm
    45 x 15 x 29.5mm
    24 mH
    0.373 mA
    -25°C
    +100°C
    -
    1MΩ
    KEMET
    20A
    250 V ac
    -
    Screw
    1
    -
    GTX
    -
    75mm
    35mm
    -
    44mm
    75 x 35 x 44mm
    -
    500 μA
    -25°C
    +105°C
    -
    300MΩ
    KEMET
    10A
    250 V ac
    -
    Screw
    1
    -
    GTX
    -
    75mm
    35mm
    -
    44mm
    75 x 35 x 44mm
    -
    4.6 mA
    -25°C
    +105°C
    -
    300MΩ
    TE Connectivity
    63A
    480/277 V ac
    Flange Mount
    Screw
    3
    Single Stage
    Corcom AYC
    50 Hz, 60Hz
    279mm
    145mm
    -
    145mm
    279 x 145 x 145mm
    -
    128 mA
    -10°C
    +40°C
    -
    -
    Eaton
    55A
    520 V
    -
    Screw
    3
    -
    DX
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Schaffner
    6A
    250 V ac
    Chassis Mount
    Screw
    1
    Single Stage
    FN2450
    400Hz
    93mm
    51mm
    4.7 nF, 470nF
    38mm
    93 x 51 x 38mm
    10.5 mH
    0.73 mA
    -25°C
    +100°C
    -
    1MΩ
    KEMET
    30A
    250 V ac
    -
    Screw
    1
    -
    GTX
    -
    75mm
    35mm
    -
    44mm
    75 x 35 x 44mm
    -
    500 μA
    -25°C
    +105°C
    -
    300MΩ
    Eaton
    400A
    520 V
    Stud Mount
    Stud
    3
    -
    DX
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    TE Connectivity
    30A
    520 V ac
    Chassis Mount
    Terminal Block
    3
    Single Stage
    KEP-BS
    50 → 60Hz
    -
    -
    -
    -
    -
    -
    5 mA
    -25°C
    +85°C
    -
    -
    Schneider Electric
    300A
    240 V
    Floor Mount
    -
    -
    -
    PCSP
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    EPCOS
    6A
    520 V ac
    Chassis Mount
    Terminal Block
    3
    -
    B84143V
    50/60Hz
    400mm
    121mm
    -
    350mm
    400 x 121 x 350mm
    -
    -
    -
    -
    -
    -
    TE Connectivity
    6A
    760 V
    Chassis Mount
    Terminal Block
    3
    Single Stage
    AHV
    50/60Hz
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Eaton
    31A
    520 V
    Stud Mount
    Stud
    3
    -
    DX
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Schurter
    12A
    250 V ac
    Screw Mount
    Quick Connect
    1
    Single Stage
    FMBB NEO
    50 Hz, 60Hz
    64mm
    44mm
    -
    24.8mm
    64 x 44 x 24.8mm
    -
    1 mA
    -25°C
    +100°C
    -
    13.2mΩ
    TE Connectivity
    180A
    760 V
    Chassis Mount
    Terminal Block
    3
    Single Stage
    AHV
    50/60Hz
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    KEMET
    20A
    250 V ac
    -
    Screw
    1
    -
    GTX
    -
    75mm
    35mm
    -
    44mm
    75 x 35 x 44mm
    -
    4.6 mA
    -25°C
    +105°C
    -
    300MΩ
    KEMET
    30A
    250 V ac
    -
    Screw
    1
    -
    GTX
    -
    75mm
    35mm
    -
    44mm
    75 x 35 x 44mm
    -
    4.6 mA
    -25°C
    +105°C
    -
    300MΩ
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