WHELEN FULL FUNCTION Class A sirens feature Hands-Free operation, Diagnostix risk reduction and SI TEST silent test function (except 295HFS7/8). Input polarity protection and output short circuit ...

For more than half a century Whelen Engineering has researched, designed and developed warning and signaling devices. Our light and siren products set the standards for Police, Fire and Rescue, ...

Whelen Engineering announced that its Firehouse Siren Series is Listed to applicable Underwriters Laboratory (UL) standards and requirements by Underwriters Laboratories (UL). UL’s standards are ...

Franklin County has notified 13 communities that some older emergency-warning sirens need upgrades to prevent possible malfunctions. Franklin County Emergency ...

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