The Wheelock RSSWP-2475C-ALW is a white weatherproof ceiling mounted strobe that features a 75cd candela rating and ALERT printed in red on the unit
The strobes are UL dual listed - meeting both UL1638 and UL1971 requirements. As dual listed appliances, these weatherproof strobes are listed for outdoor applications under UL 1638 as well as under UL 1971, the Standard for Safety Signaling Devices for Hearing Impaired.
With an extended temperature range of 31F to 150F (-40C to 66C), Wheelock weatherproof appliances meet or exceed UL outdoor test requirements for rain, humidity and corrosion resistance while providing multiple strobe intensity options, including the highest strobe ratings available for area coverage per NFPA 72 strobe spacing tables.