Fireboy-Xintex CMD6-MD-R CO Alarm 12/24V - White

The Fireboy-Xintex CMD6-MD-R CO Alarm is a marine-grade carbon monoxide detector designed for boats, yachts and RVs. Manufactured by Fireboy-Xintex, this compact 12/24V DC alarm uses a microprocessor Time-Weighted Average (TWA) sensing method to reliably detect dangerous CO levels while minimizing false alarms. Ideal for sleeping areas and enclosed accommodation spaces, the CMD6-MD-R provides continuous protection with a permanent internal backup battery.

Key Features

• TWA Microprocessor Sensor: Continuously monitors CO concentration, temperature and time to determine exposure and trigger appropriate alarm response.
• 12/24V DC with Internal Backup: Operates from vessel/RV power and includes permanent internal lithium backup for uninterrupted protection.
• Internal Relay & Interconnect (R version): CMD6-MD-R includes an internal relay and interconnect capability for integration with alarm systems.
• Audible Alarm: 85 dBA horn for clear notification in cabins and sleeping areas.
• Durable, Compact Design: Low-profile housing resists chemicals and cleaners; designed for unobtrusive installation.

Fireboy-Xintex units are built for marine safety and RV use, giving owners a dependable carbon monoxide alarm that’s easy to install and maintain. The CMD6-MD-R’s long sensor life (approximately 7 years) and low power draw make it a practical choice for continuous monitoring on boats and recreational vehicles. The R-version’s internal relay and interconnect support system-level shutdowns or alerts when paired with compatible equipment.

Packaged dimensions: approximately 4 x 4 x 2 inches; packaged weight: ~1 lb. Voltage range: 12–24V DC. For best protection, install one detector in each accommodation or sleeping space and consult Fireboy-Xintex documentation for placement and wiring guidance.