The SD-651 is designed to meet the performance criteria designated by UL. Its sensing chambers are sealed against back pressure air flow, dirt, and insects.
The SpectrAlert Advance HRK-R (replacement model) is a red, 12/24-volt horn for outdoor ceiling or wall installation. Offers mounting plate only - no back box included.
The SpectrAlert Advance PC2RHK is a red, two-wire, ceiling-mount, outdoor horn strobe with selectable high-candela strobe settings of 135, 150, 177 and 185 cd. Outdoor back box included.
Highly flexible mixer amplifiers are designed for a wide variety of voice and background music applications such as retail shops, restaurants and bars, service centers, houses of worship, warehouses e
System Sensor® SpectrAlert® Advance selectable-output horns, strobes and horn/strobes are rich with features guaranteed to cut installation times and maximize profits.
FMM-101 is a miniature monitor module (a mere 1.3" (3.302 cm) H x 2.75" (6.985 cm) W x 0.5" (1.270 cm) D) used to supervise a Class B (Style B) circuit of dry-contact input devices.