Made in USA
UL Listed

RFI EMC Filters 5 to 300 Amp

Reliable. Low price. Hermetically sealed. Filter case is metallic and plated to prevent corrosion.

RFI EMC Filters are designed for low level interference. Objective is low cost, without compromising the quality and workmanship of the filter.

RFI EMC Filters -66 and 660 Series Filters are used in screen rooms, medical apparatus, induction

Heaters and other noise generating equipment.

DMC-PART No. Max.
Current (amps)
Maximum
Voltage AC    DC
Power Line Frequency
DMC-FCL 66·5 5 250      600 0·60 Hz
DMC-FCL 66·10 10 250      600 0·60 Hz
DMC-FCL 66·15 15 250      600 060 Hz
DMC-FCL 66·25 25 250      600 0·60 Hz
DMC-FCL 66·50 50 250      600 0·60 Hz
DMC-FCL 66·75 75 250      600 0·60 Hz
DMC-FCL 66·100 100 250      600 0·60 Hz
DMC-FCL 66·200 200 250      600 0·60 Hz
DMC-FCL 66·300′ 300 250      600 0·60 Hz
DMC-FCL 660·5 5 250      600 0·400 Hz
DMC-FCL 66010 10 250      600 0·400 Hz
DMC-FCL 660·15 15 250      600 0·400 Hz
DMC-FCL 660·25 25 250      600 0·400 Hz
DMC-  FCL 660·50 50 25      600 0·400 Hz
DMC- FCL 660·75 75 250     600 0·400 Hz
DMC-FCL 660·100 100 250      600  0·400 Hz

INSERTION LOSS

Part No. 0.15 0.3 0.5 1.0 5.0 10 30 SO 100 ISO
MHz MHz MHz MHz MHz MHz MHz MH, MHz MHz
DMC-FCL 66·5 62 85 84 77 69 64 55 51 47 42
DMC-FCL 66·10 62 85 84 77 69 64 55 51 47 42
DMC-FCL 66·15 47 67 83 85 73 68 63 59 50 42
DMC-FCL 66·25 47 67 83 85 73 68 63 59 50 42
DMC-FCL 66·50 40 64 81 79 70 65 57 53 45 40
DMC-FCL 66·75 67 86 91 89 73 68 60 54 40 33
DMC-FCL 66·100 67 86 91 89 73 68 60 54 40 33
DMC-FCL 66·200 43 65 89 90 79 74 62 61 44 26
DMC-FCL 66·300 44 67 71 67 55 46 40 35 32 25
DMC-FCL 660·5 62 85 84 77 69 64 55 51 47 42
DMC-FCL 660·10 62 85 84 77 69 64 55 51 47 42
DMC-FCL 660·15 47 67 83 85 73 68 63 59 50 42
DMC-FCL 660·25 47 67 83 85 73 68 63 59 50 42
DMC-FCL 660·50 40 64 81 79 70 65 57 53 45 40
DMC-FCL 660·75 67 86 91 89 73 68 60 54 40 33
DMC-FCL 660·100 67 86 91 89 73 68 60 54 40 33

Frequently Asked Questions

They suppress high-frequency noise on power lines to protect sensitive electronics. They are ideal for industrial, medical, and test equipment applications.

They use inductors and capacitors to block unwanted RF signals. This prevents noise from affecting circuit performance and system reliability.

FCL-66 filters cover 5–300A, while FCL-660 supports higher currents for more demanding applications. Ratings depend on the specific model used.

Defense, medical, industrial automation, telecom, and power electronics industries widely use these filters. Any sensitive electronics benefit from EMI reduction.

They typically support AC and DC voltages from 120V up to 600V, depending on model. Some models are rated for specialized high-voltage systems.

Yes, they are designed for EMC compliance and integration into shielded enclosures. This ensures accurate testing and minimal EMI leakage.

Insertion loss ranges from 40 dB to over 100 dB depending on frequency and model. Higher attenuation provides stronger EMI suppression.

Sealed designs protect internal components from moisture, dust, and environmental contaminants. This ensures long-term stable performance in harsh conditions.

Yes, they are compatible with sensitive medical devices and high-power industrial systems. They prevent EMI from affecting critical operations.

What Our Clients Say

Reliable RFI EMC Filters with Wide Current Range and Consistent Performance

August 20, 2026

Reliable RFI EMC Filters with wide current range options. They worked perfectly for our application and improved performance. Strong construction and consistent output. Highly recommended.

Avatar for Ava Richardson
Ava Richardson

Rugged EMI Filters for Reliable Power System Noise Control

August 20, 2026

Very good filters for power systems needing EMI control. They reduced noise levels and improved efficiency. Rugged metallic case ensures durability. Excellent product.

Avatar for Carter Jennings
Carter Jennings

Premium EMI Filters with Strong Attenuation and Stable Performance

August 17, 2026

Strong attenuation performance and premium build quality. These filters improved our production line stability. Easy to integrate and dependable results. Worth buying.

Avatar for Jennifer Clark
Jennifer Clark

Reliable EMI Filters for Cleaner Signals and Reduced Disruptions

August 17, 2026

Great filters that solve EMI problems effectively. We saw cleaner signals and fewer disruptions immediately. Reliable and durable in continuous operation. Recommended.

Avatar for Lauren Bennett
Lauren Bennett

Reliable Filtering for Cleaner Communication Performance

August 11, 2026

Very impressed with the filtering capability of this series. Our communication equipment now works cleaner and smoother. Easy setup and reliable operation. Excellent value.

Avatar for Caleb Davis
Caleb Davis