Easy, slip-on filter inserts add EMI or transient protection to your connector in seconds. Try the instant EMI/EMC fix-it used in 1 million+ products. Installs in seconds, using only your fingertip. Virtually invisible, adds <1 gram to your connector weight.

Fix EMI issues immediately with a EESeal custom filter insert, suitable for a wide range of military-spec, commercial and custom connectors. Try a free sample!

Everything you need to solve your EMI/RFI compliance problems without expensive redesigns, board spins, or waiting out long lead times. With EESeal ®, you can add custom circuitry to your connectors instantly. Quick-fix inserts are a fast, lightweight alternative to bulky EMI filter connectors and adapters.

EESeal® EMI Filter inserts (and Transient Suppressors) for connectors are an easy retrofit compared to bulky adapters, filtered connectors, and other traditional devices.

Read A Simple EMI Filter Solution for a better understanding of how such a simple device can replace those large, traditional filtered connectors. Explore: • How a filtered insert works • The uses of the EESeal® • How easy inserts are to install • Performance of the EESeal® • And More!

EESeal ® EMI filter inserts are your retrofit answer to any filtering issues from the start. EESeal ® easily fits any size connector, can be installed using your fingertip in seconds, and will survive extreme environmental abuse.

EESeal® EMI Filter inserts (and Transient Suppressors) for connectors are an easy retrofit compared to bulky adapters, filtered connectors, and other traditional devices. Our EESeals ® are made of resilient silicone rubber that is quick and easy to install,

The Metatech Commercial Products Division (CPD) ( now QUELL Corporation) developed a unique line of EESeal (tm) EMI filters and transient suppressors. The EESeal (tm) provides EMI protection and an environmental seal. It is designed to easily slip between any pair of mating connectors and can also be readily removed and reinserted. Once ...

EESeal+ ® is an exceedingly high dielectric constant silicone that creates a small (2-6pF) capacitor with virtually no inductance. They can be standalone or combined with a discrete device to attack both lower frequencies and provide filtering up to 100GHz.

Small, lightweight, and constructed from durable silicone rubber, they protect the filter from exposure to harsh environmental effects without taking up valuable space. Download the Quell EESeal ® Brochure to learn how these innovative EMI filters work and examine performance characteristics including: