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

Compact Filters with Excellent Interference Control

August 27, 2026

We’re very satisfied with these filters. They helped reduce the unwanted interference on our power lines quickly, and the results were noticeable after installation. The compact design makes them convenient to use, while the premium materials give them a solid, reliable feel. Overall, a well-made product that we’d be happy to recommend.

Avatar for Kayla Morrison
Kayla Morrison

Dependable RFI EMC Filters for Sensitive Electronics

August 27, 2026

We’re really pleased with the performance of these RFI EMC Filters. They’ve provided good protection for our sensitive electronics and helped keep operations cleaner and more stable. The build quality feels strong, with a professional finish and dependable engineering behind the product. Overall, it has been a great choice for our setup.

Avatar for Brandon Shelton
Brandon Shelton

Efficient EMI Filters for Smooth and Stable Equipment Performance

August 24, 2026

Fantastic EMI suppression with easy installation. Our equipment now operates more smoothly and accurately. Durable housing and stable performance. Highly satisfied.

Avatar for Sana Mirza
Sana Mirza

Reliable Power Line Filters for Industrial Noise and Disturbance Control

August 24, 2026

These filters are excellent for industrial setups. Power disturbances dropped noticeably after installation. Quality workmanship and long service life. Great experience.

Avatar for Kareem Nasser
Kareem Nasser

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