Velocity Indoor Chime/Strobe


Key Features

  • Designed to meet UL864 10th Edition requirements
  • Compatible with all Velocity NAC circuits
  • Adjustable sound and light output levels
  • Can be wall or ceiling mounted
  • Powered by 2-wire DC 24V


The Velocity Indoor Chime/Strobe is a non-addressable combined chime and strobe unit that is designed for use with a Velocity fire alarm system. It is powered by 2-wire 24V DC and can be mounted on the wall or ceiling. 

The Velocity Indoor Chime/Strobe has adjustable sound and light output levels and can be synchronised with other devices on the same NAC circuit.

Like all devices in the velocity range, the indoor chime has been designed to meet UL requirements.


Tech Specs

ColourWhite or Red Available
Design StandardUL 464
ApprovalUL Laboratories
Nominal VoltageRegulated 24V DC
Operating Voltage RangeRegulated 16V DC to 33V DC
Strobe Flash Rate1Hz
Operating Frequency Range750~1250Hz
Operating Temperature32° to 120° F (0° to 49°C)
Humidity Range10% to 93%, non-condensing at 100°F 
Dimensions (W x H x D)130mm x 130mm x 89mm
Terminal Wiring Size18 AWG to 12 AWG
Mounting PositionWall or Ceiling
IP RatingIP23
Mounting Box4 x 4 Inch Double Gang Box