Protect Heat.

The perfect combination of safety and advanced performance. As a vital part of our FlexiSeries range, FlexiSeries Protect Heat offers a high-quality selection of heat detectors designed to meet the specific fire safety needs of residential and commercial environments. Built for reliability and precision, this range ensures accurate detection in high-risk areas such as kitchens and garages, all while maintaining a sleek and unobtrusive design.

Bold black letters spelling UK and CA on a white background.
CE certification mark in black color

Key Features

Why Choose Protect Heat?

Close-up of a white smoke detector with labeled parts, including test, battery, alarm, power, and AC.
The inside of an empty smart home device or smoke detector, showing electronic components and wiring connectors inside a round white plastic casing.

  • Multi-Sensor Detection: Combines photoelectric smoke detection and rapid heat alarm technology to provide comprehensive protection.

  • Photoelectric Smoke Sensor: Detects slow, smoldering fires that generate thick, black smoke.

  • Heat Sensor: Rapidly detects sudden temperature increases, alerting you to potential fire hazards.

  • Dual Power Source: Operates on AC 85-265V/50-60Hz with a built-in 3V lithium battery, ensuring 10 years of backup power.

  • LED Indicators:

    • Green for power status.

    • Red for alarm and fault alerts.

  • Wired & Wireless Interconnection: Supports up to 24 devices for wired connections and up to 40 devices wirelessly, allowing you to build a comprehensive alarm network.

  • Memory & Alarm Silence Function: Store alarm events for up to 48 hours and temporarily silence the alarm in case of non-emergency situations.

  • Do-Not-Disturb Mode: Silence low battery warnings for up to 12 hours, preventing disturbances during the night.

  • Self-Test Button: Test the alarm system anytime with a simple press to ensure it's functioning correctly.

  • Compliance & Certification: Fully certified under EN14604:2005/AC:2008 and BS5446-2:2003 safety standards.

  • RF External Pluggable Module: Enhances wireless interconnection capabilities.

  • Enhanced Safety: Offers dual-protection by detecting both smoke and heat, ensuring an early response to a variety of fire hazards.

  • 10-Year Battery Life: The built-in lithium battery provides continuous backup power, with a low-battery warning feature.

  • Certified Reliability: Designed to meet rigorous safety standards for maximum performance in critical situations.

  • Silent Night Mode: Prevents low-battery alerts from disturbing your rest during the night hours.

    • Operating Voltage: AC 85-265V, DC3V (CR17450)

    • Power Consumption:

      • AC Quiescent Current: <10mA

      • AC Alarm Current: <10mA

      • DC Quiescent Current: 15μA

      • DC Alarm Current: <60mA

    • Alarm Sensitivity: 0.10 - 0.16 dB/m

    • Sound Level: 85dB(A) at 3 meters

    • Hush Time: 8 minutes for temporary silence

    • Battery Low-Voltage Threshold: ≤2.7V

    • Service Life: 10 years

    • Product Dimensions: Ø140mm x 61.3mm

    • Weight: 285g (including battery)

    • Operating Environment: 0-40°C, ≤93% RH (non-condensing)

    • Compliance Standards: EN14604:2005/AC:2008, BS5446-2:2003

    • Environmental Standards: RoHS, REACH compliant

    • Standby Mode: Green LED on with normal AC power. Red LED flashes once every 48 seconds.

    • Alarm Mode: Red LED flashes once per second with a pulsating alarm when smoke or heat is detected.

    • Low Battery Mode: Red LED flashes once every 48 seconds with a chirp sound.

    • Fault Mode: Chirps every 48 seconds when sensor faults are detected.

    • Neutral Line Error: Continuous beeping every 2 seconds with a flashing red LED when the neutral line is disconnected.

    • Silence Mode: Temporarily desensitizes the alarm for 8 minutes.

    • Test Mode: Activates alarm with a red LED flash every second while testing.

    • Linkage Mode: Beeps twice per second when receiving interconnection signals.

  • Install the FlexiSeries Protect Heat & Smoke Alarm in key areas of your home, excluding the bathroom and kitchen, to ensure comprehensive protection for all residents.