AC EMI Filter 3A for Noise Reduction in Sensitive Equipment
The AC EMI Filter 3A is a high-performance solution designed to eliminate electromagnetic interference (EMI) and radio-frequency interference (RFI) from AC power lines. This bidirectional passive low-pass filter ensures clean and stable power delivery, making it an essential component for sensitive electronic equipment. With a 3A current rating, it’s perfect for moderate-power applications, offering reliable noise suppression in a compact, durable package.
Features
- Superior Noise Reduction: Suppresses EMI and RFI across a wide frequency range for cleaner power output.
- Bidirectional Filtering: Acts as a passive low-pass filter, ideal for AC power lines and transformer outputs.
- 3A Current Capacity: Supports moderate-power applications with a maximum current rating of 3A.
- Compact Design: Small footprint (47mm x 22mm x 17mm) for easy integration into tight spaces.
- Durable Build: Operates reliably in temperatures from -40°C to 85°C, perfect for industrial use.
- Simple Installation: Equipped with four Ø 3.5mm mounting holes for quick and secure setup.
- Optimized Cut-Off Frequency: Filters high-frequency noise effectively at 5KHz.
Specifications
| Specification | Details |
|---|---|
| Maximum Operating Voltage | AC 250V / DC 400V |
| Maximum Current | 3A |
| Cut-Off Frequency | 5KHz |
| Operating Temperature | -40°C to 85°C |
| Mounting Holes | Four (Ø 3.5mm) |
| Dimensions | 47mm x 22mm x 17mm |
| Weight | Lightweight for seamless integration |
Applications
- Industrial Machinery: Shields equipment from power line noise, boosting efficiency and reliability.
- Medical Devices: Delivers stable power to sensitive systems, ensuring precision and safety.
- Consumer Electronics: Enhances performance in devices like audio systems, TVs, and computers by reducing interference.
- Power Supplies: Filters output voltages (e.g., 24VAC transformers) for consistent power delivery.
- Telecommunications: Protects communication hardware from EMI/RFI for uninterrupted signals.


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