The Model 631 EMI filter is designed to reduce electromagnetic interference in vehicle applications.
The J.W. Speaker Corporation got its start over 80 years ago and its early products included tire repair equipment and kits and automotive lighting. Cut to today, when Germantown, Wisconsin-headquartered J.W. Speaker is a major force in aftermarket lighting for 4x4s in addition to providing OEM lighting products in fields including construction, mining and aviation. Looking for headlights, light bars, interior lights or auxiliary lights? J.W. Speaker specializes in LED and other emerging lighting technologies and we carry a full lineup of their options. Shop JW Speaker Now