Combination audible or visual signal. The AV1ST features a 100% polycarbonate housing that is rated for type-3R rain-tight applications. Available dome colours include amber, blue, clear, green and red. The AV1ST design provides three mounting configurations. The black base will accommodate mounting to a 1/2 inch NPT pipe, a 4 inch octagonal electrical box or any flat surface. The surface mount gasket serves as a template for preparing a flat surface with appropriate mounting holes. All AV1ST units feature a unique twist and lock dome design to allow for tool free access to the strobe tube. The fresnel lensing provides superior visibility in all directions. The integrated buzzer provides 85 dBA output at 10 ft (95 dBA @ 1 m). The AV1ST comes in two voltage variations 24 VDC and 120 VAC. Each unit is factory assembled with two colour-coded leads. If desired, the user can remove the leads and connect directly to the terminal block located in the base of the unit.
