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 EMI Suppression with Strong Construction

September 24, 2026

We’re very pleased with the quality and performance of these filters. The strong construction provides reliable EMI suppression, and we’ve noticed more consistent equipment operation with fewer interruptions. The engineering feels solid and built for long-term use. Overall, we’re highly satisfied with the product.

Avatar for Sophia Wallace
Sophia Wallace

Cleaner Signals and Reliable Filter Performance

September 24, 2026

We’re very pleased with the results from this product. Our systems now operate with cleaner signals and smoother output, and the durable casing gives it a solid, dependable feel. It has performed reliably in our applications and has been a great addition to our setup.

Avatar for Justin Harrington
Justin Harrington

Reliable RFI EMC Filters for Professional Use

September 21, 2026

We’re very pleased with these RFI EMC Filters for our professional applications. The noise suppression has been effective, while the operation remains stable during regular use. Installation was straightforward, and the solid build quality gives us confidence in their durability. Overall, a practical and reliable solution.

Avatar for Natalie Franklin
Natalie Franklin

Reliable Filters with Durable Construction

September 21, 2026

We’re very pleased with the performance of these filters. They have helped reduce interruptions and improve efficiency in our applications. The workmanship is excellent, and the corrosion-resistant body gives the product a durable, long-lasting feel. Overall, a reliable solution that has exceeded our expectations.

Avatar for Brandon Reeves
Brandon Reeves

High-Performance Filters for Clean Power

September 16, 2026

We’re very pleased with these filters. They’ve helped provide cleaner and more stable power while noticeably reducing unwanted interference in our setup. The design is practical, and the durable finish gives them a solid, professional feel. Overall, the filters have performed reliably and have been a great addition to our system.

Avatar for Rajveer Singh
Rajveer Singh