Combine the Pfanner Protos helmet with SENA WORK4 Bluetooth communication system pre-installed. Our most popular arborist helmet combined with outstanding, hands-free communication.

The Protos Integral helmet is an all-in-one safety solution, with integrated face shield and hearing defenders. Engineered for safety and comfort, with easily adjusted fit. Now with long-range SENA Work4 Bluetooth comms, it really is the all-in-one solution for an arborist helmet. Communciate clearly and easily with ground crew, crane operators, or other climbers.