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Noise Filters - AC/DC

Store/RFI Solution Kits/Noise Filters - AC/DC

Our noise filters are designed to suppress common mode noise on AC/DC power lines, Switching Mode Power Supply (SMPS) input/output, and computer/instrumentation power input/output/control lines. Also suitable for PLC control line noise suppression (use mix 77/75 ferrite filters).

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25-AMP (Peak) IN-LINE ELECTRONIC FILTER for 12 VOLTS DC, AUTOMOTIVE, RV RFI, ALTERNATOR, PULSE NOISE SUPPRESSION
25-AMP (Peak) IN-LINE ELECTRONIC FILTER for 12 VOLTS DC, AUTOMOTIVE, RV RFI, ALTERNATOR, PULSE NOISE SUPPRESSION
25-AMP (Peak) IN-LINE ELECTRONIC FILTER for 12 VOLTS DC, AUTOMOTIVE, RV RFI, ALTERNATOR, PULSE NOISE SUPPRESSION
SKU RFI-N700
$49.95
30-AMP (PEAK) IN-LINE TOROIDAL DC NOISE FILTER for 12 VOLTS, ALTERNATOR, PULSE NOISE SUPPRESSION
30-AMP (PEAK) IN-LINE TOROIDAL DC NOISE FILTER for 12 VOLTS, ALTERNATOR, PULSE NOISE SUPPRESSION
30-AMP (PEAK) IN-LINE TOROIDAL DC NOISE FILTER for 12 VOLTS, ALTERNATOR, PULSE NOISE SUPPRESSION
SKU RFI-N25
$34.95
AC Cable Noise Filter for Large Plugs - 3" ID for Generator, Dryer
AC Cable Noise Filter for Large Plugs - 3" ID for Generator, Dryer
AC Cable Noise Filter for Large Plugs - 3" ID for Generator, Dryer
SKU ACCF-3
$39.95
AC Cable Noise Filter for Standard 120VAC Plugs - 1.4" ID
AC Cable Noise Filter for Standard 120VAC Plugs - 1.4" ID
AC Cable Noise Filter for Standard 120VAC Plugs - 1.4" ID
SKU ACCF-1.4
$12.95
AC Power Cord Choke + Power Cord- 120VAC RFI Range: 1-30 MHz, -28 dB Noise Reduction, 15 Amp
AC Power Cord Choke + Power Cord- 120VAC RFI Range: 1-30 MHz, -28 dB Noise Reduction, 15 Amp
AC Power Cord Choke + Power Cord- 120VAC RFI Range: 1-30 MHz, -28 dB Noise Reduction, 15 Amp
SKU AC-CHOKE-6
$19.95
Aquarium AC Filter for Heater, Water/Oxygen Pump RFI
Aquarium AC Filter for Heater, Water/Oxygen Pump RFI
Aquarium AC Filter for Heater, Water/Oxygen Pump RFI
SKU AACF-1.4
$12.95
Big Clamp On RFI Noise Filter for AC/DC power lines, Coax/Multi-wire cable - 1" ID
Big Clamp On RFI Noise Filter for AC/DC power lines, Coax/Multi-wire cable - 1" ID
Big Clamp On RFI Noise Filter for AC/DC power lines, Coax/Multi-wire cable - 1" ID
SKU BCO31
$19.95
DC Cable Noise Filter for 2 Gauge and Smaller Wire - 1.4" ID
DC Cable Noise Filter for 2 Gauge and Smaller Wire - 1.4" ID
DC Cable Noise Filter for 2 Gauge and Smaller Wire - 1.4" ID
SKU DCCF-1.4
$12.95
DC Cable Noise Filter for Large Gauge Wire - 3" ID
DC Cable Noise Filter for Large Gauge Wire - 3" ID
DC Cable Noise Filter for Large Gauge Wire - 3" ID
SKU DCCF-3
$39.95
On Sale
DC Voltage Common Mode Noise Filter - Marine, RV, Communications, Off Grid Power, 600 Volts/30 Amps
DC Voltage Common Mode Noise Filter - Marine, RV, Communications, Off Grid Power, 600 Volts/30 Amps
DC Voltage Common Mode Noise Filter - Marine, RV, Communications, Off Grid Power, 600 Volts/30 Amps
SKU RFI-DC-30
List price $129.95
Save 23%
$99.95
DC-AC Inverter Common Mode RFI/Noise Filter Kit for DC in and AC Output
DC-AC Inverter Common Mode RFI/Noise Filter Kit for DC in and AC Output
DC-AC Inverter Common Mode RFI/Noise Filter Kit for DC in and AC Output
SKU RFI-INVERTER
$34.95
F240-31, ID=1.4", AC/DC/Coax Noise Filter, RFI Range 1-300 MHz, AKA FT240-31
F240-31, ID=1.4", AC/DC/Coax Noise Filter, RFI Range 1-300 MHz, AKA FT240-31
F240-31, ID=1.4", AC/DC/Coax Noise Filter, RFI Range 1-300 MHz, AKA FT240-31
SKU F240-31-1
$9.99
FT114-31 Ferrite Ring, ID=.748", RFI Range 1-300 MHz, Mix 31, POTA SOTA 1:1 Balun, Coax Choke
FT114-31 Ferrite Ring, ID=.748", RFI Range 1-300 MHz, Mix 31, POTA SOTA 1:1 Balun, Coax Choke
FT114-31 Ferrite Ring, ID=.748", RFI Range 1-300 MHz, Mix 31, POTA SOTA 1:1 Balun, Coax Choke
SKU F114-31
$1.95
On Sale
FT240-3I, ID=1.4", AC/DC/Coax Noise Filter, RFI Range 1-300 MHz, Bulk Pack of 10
FT240-3I, ID=1.4", AC/DC/Coax Noise Filter, RFI Range 1-300 MHz, Bulk Pack of 10
FT240-3I, ID=1.4", AC/DC/Coax Noise Filter, RFI Range 1-300 MHz, Bulk Pack of 10
SKU F240-31-10
List price $100.00
Save 10%
$89.95
On Sale
FT240-3I, ID=1.4", AC/DC/Coax Noise Filter, RFI Range 1-300 MHz, Mini Pack of 3
FT240-3I, ID=1.4", AC/DC/Coax Noise Filter, RFI Range 1-300 MHz, Mini Pack of 3
FT240-3I, ID=1.4", AC/DC/Coax Noise Filter, RFI Range 1-300 MHz, Mini Pack of 3
SKU F240-31-3
List price $34.95
Save 14%
$29.95
FT240-61, ID=1.4", RFI Range 200-2000 MHz
FT240-61, ID=1.4", RFI Range 200-2000 MHz
FT240-61, ID=1.4", RFI Range 200-2000 MHz
SKU F240-61-1
$16.95
FT240-61, ID=1.4", RFI Range 200-2000 MHz, Bulk Pack of 10
FT240-61, ID=1.4", RFI Range 200-2000 MHz, Bulk Pack of 10
FT240-61, ID=1.4", RFI Range 200-2000 MHz, Bulk Pack of 10
SKU F240-61-10
$149.90
FT240-75, ID=1.4", AC/DC/Coax Noise Filter, RFI Range .15-10 MHz, 10 Pack
FT240-75, ID=1.4", AC/DC/Coax Noise Filter, RFI Range .15-10 MHz, 10 Pack
FT240-75, ID=1.4", AC/DC/Coax Noise Filter, RFI Range .15-10 MHz, 10 Pack
SKU F240-75-10
$99.95
Icom PS-125 Generic Power Supply RFI/Noise Reduction Filter Kit for Short DC Cables
Icom PS-125 Generic Power Supply RFI/Noise Reduction Filter Kit for Short DC Cables
Icom PS-125 Generic Power Supply RFI/Noise Reduction Filter Kit for Short DC Cables
SKU RFI-ICOM-PS125
$49.95
Power Pole DC Power Cord RFI/Noise Filter - up to 30dB Noise Reduction, 45 Amp Connectors
Power Pole DC Power Cord RFI/Noise Filter - up to 30dB Noise Reduction, 45 Amp Connectors
Power Pole DC Power Cord RFI/Noise Filter - up to 30dB Noise Reduction, 45 Amp Connectors
SKU PPNF-3
$34.95
Switch Mode Power Supply (SMPS) Common Mode RFI/Noise Reduction Filter Kit
Switch Mode Power Supply (SMPS) Common Mode RFI/Noise Reduction Filter Kit
Switch Mode Power Supply (SMPS) Common Mode RFI/Noise Reduction Filter Kit
SKU RFI-SMPS
$27.95
Wall Wart RFI Noise Filter Bulk Pack of 10 Filters
Wall Wart RFI Noise Filter Bulk Pack of 10 Filters
Wall Wart RFI Noise Filter Bulk Pack of 10 Filters
SKU RFI-WW-10
$27.95
Wall Wart RFI Noise Filter Pack (5 filters)
Wall Wart RFI Noise Filter Pack (5 filters)
Wall Wart RFI Noise Filter Pack (5 filters)
SKU RFI-WW-5
$16.95
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