RFI gasket is an electromagnetic shielding component that prevents radio frequency interference in electrical equipment by creating a conductive seal between metal surfaces.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Conductivity | <0.1 ohm/sq | |
| Compression Set | <20% | |
| Frequency Range | 30 MHz to 18 GHz | |
| Compression Force | 5-50 psi | |
| Flammability Rating | UL94 V-0 | |
| Operating Temperature | -55°C to +125°C | |
| Shielding Effectiveness | 60-120 dB |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
A practical evidence checklist for RFQ preparation and supplier evaluation.
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Manufacturer profiles associated with RFI Gasket.
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RFI gaskets specifically target radio frequency interference (typically 30 MHz to 1 GHz), while EMI gaskets cover broader electromagnetic interference including lower frequencies. In practice, the terms are often used interchangeably as most gaskets address both.
Replacement depends on environmental conditions and compression cycles. Typically every 3-5 years or when compression set exceeds 25%, shielding effectiveness drops below specifications, or visible damage occurs.
Yes, many RFI gaskets offer dual functionality providing both electromagnetic shielding and environmental protection against dust, moisture, and liquids when properly compressed.
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