DSC WS4933 Wireless CO Detector

Protect occupants and properties with the DSC WS4933 Wireless CO Detector — a low-profile carbon monoxide detector engineered for easy deployment and dependable monitoring. Ideal for environments where running wiring is impractical, this DSC wireless carbon monoxide detector installs quickly with a screwdriver and pairs with PowerSeries, Impassa or Alexor alarm systems to provide integrated security and life-safety monitoring. The WS4933 uses electrochemical sensing technology for precise CO detection, features a built-in 85 dB sounder for immediate onsite alerts, and includes a Hush function to suppress nuisance alarms while delaying monitored notifications. Battery-powered with AAA cells and up to a 5-year battery life, the unit reduces service calls and lowers lifetime maintenance costs. Slim ceiling or wall-mount design blends into residential and commercial interiors while delivering UL2034-listed performance. For security integrators and facility managers, the WS4933 offers reliable CO surveillance and seamless alarm system compatibility—perfect for homes, multi-family units, retail, and light commercial sites. Add the WS4933 to your security portfolio for robust CO protection and simplified installations.

• Fast, wire-free installation that saves labor and time on residential or commercial projects
• Electrochemical CO sensing for accurate, reliable detection and reduced false alarms
• Integrated 85 dB sounder and Hush feature for clear onsite alerts and nuisance alarm management
• Wireless connectivity compatible with DSC PowerSeries, Impassa and Alexor panels for seamless security integration
• Long-life AAA batteries with up to 5-year operation to minimize maintenance and service visits