Busch-Jaeger BJ 6839/01-84 CO Alarm, Lithium Battery, White 2CKA006800A2869

The Busch-Jaeger BJ 6839/01-84 is a wireless carbon monoxide alarm with a sealed 10-year lithium battery, eliminating the need for battery replacements. Its electrochemical sensor provides precise CO detection, and the unit can be interconnected wirelessly with up to 12 alarms for comprehensive coverage.

Highlights

• Sealed lithium battery with 10-year life
• Wireless interconnection of up to 12 alarms
• Electrochemical sensor for accurate detection
• Loud 85 dB alarm at 3 meters
• Test/silence button and LED indicators

In daily use

Mount the alarm on a wall or ceiling using the included mounting plate. The LED indicators show power, alarm, and fault status. The test/silence button allows regular testing and temporary silencing of nuisance alarms. An audible and visual end-of-life warning alerts you when the unit needs replacement.

Full specifications

• Sensor type: Electrochemical
• Power source: Integrated sealed lithium battery
• Battery life: 10 years
• Interconnection: Wireless, up to 12 units
• Alarm volume: 85 dB at 3 m
• Operating temperature: -10 °C to +40 °C
• Operating humidity: 30% to 90% RH
• Certifications: EN 50291-1:2010 + A1:2012, EN 50291-2:2010 + A1:2012
• Mounting: Wall or ceiling
• Colour: White
• Material: ABS plastic
• Protection class: IP20
• Alarm thresholds: 50 ppm (60-90 min), 100 ppm (10-40 min), 300 ppm (<3 min)

Final note

With its long-life battery and wireless interconnection, this alarm offers reliable protection without maintenance hassles.