BRK HD6135FB Heat Alarm 135F Fixed Thermistor Sensor 9V Battery Backup White

Offering advanced heat detection capabilities, this alarm features both fixed temperature and rate-of-rise monitoring, ensuring you're alerted promptly to any potential fire hazard. Equipped with a reliable thermistor heat sensor, it operates effectively at 135°F, and its dual silence features allow you to temporarily mute low-battery chirps or unwanted alarms for up to eight hours. The latching alarm indicator provides clarity by remembering which unit triggered the alarm, enhancing your overall safety monitoring system. Additionally, with a 9V battery backup and a 10-year limited warranty, this heat alarm combines functionality with peace of mind for homeowners.

• Microprocessor-controlled fixed temperature and rate-of-rise heat sensing
• Thermistor heat sensor provides accurate detection at 135°F
• 9V battery backup with 120V AC wire-in design ensures continuous operation
• Latching alarm indicator remembers which unit initiated alarm
• Dual silence features mute low-battery chirps and nuisance alarms up to eight hours
• 85dB audio alarm delivers loud, clear alert at 10 feet
• Wide operating temperature (-10°F to 100°F) and humidity (10% to 95% RH) range
• Tamper-resistant locking features prevent battery drawer and alarm theft
• Interconnectable with up to 18 units including 12 smoke alarms
• UL539 and other code compliances ensure adherence to safety standards

• Operating Voltage: 120V AC/DC
• Temperature Rating: 135°F Fixed, 15°F/min Rate of Rise
• Sensor Type: Thermistor
• Backup Power: 9V Battery
• Audio Alarm: 85 dB at 10 ft
• Operating Temperature Range: -10°F to 100°F (-23°C to 38°C)
• Humidity Range: 10% to 95% RH
• Weight: 7.3 oz
• Dimensions: 5.6 in dia. x 2.0 in H
• Interconnections: Up to 18 units (max 12 smoke alarms)
• Warranty: 10 Year
• Color: White
• Compliance: UL539, CSFM, NFPA 72, NFPA 101, ICC

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