Nittan EV-SDR Base Addressable Sounder Base, 24-38 V DC, Ø115×37.6 mm Default:- Presets in Trailing-edge mode

Presets in Trailing-edge mode

This sleek wall light combines style with durability

The 230V IP20 5W LED Emergency Downlight offers reliable illumination during emergencies

Group addressing facility allows simultaneous operation of multiple devices

providing bright

Nittan EV-SDR Base Addressable Sounder Base, 24-38 V DC, Ø115×37.6 mm Default:- Presets in Trailing-edge modeThe EV SDR Base Sounder is a low profile sounder device designed for ceiling mounting, compatible with all types of Evolution analogue addressable detectors. Key Features: Addressable loop powered base sounder Nittan Evolution FSK protocol EEPROM Addressed (Programmer) 12 tones DIP switch selected (3 approved tones) Replaces EV ABS Sounder Ensure compliance with UK wiring regulations and installation guidelines.