The Protect series delivers excellent audible signaling with up to 116 dB(A) and a robust cast-aluminium housing built for the toughest environments. With selectable tones (80 + variants) and adjustable sound pressure levels (up to 30 dB reduction), it ensures both powerful alerting and shock-free pre-alarm options. Featuring multi-voltage capability and streamlined installation, the PRO 10 supports versatile system use. Available in certifications for SIL, EN 54-3 (available soon), Ex, UL, MED/MER (available soon), this sounder is especially suited for fire alarm, gas-detection, explosion-hazard and industrial signaling applications.