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    Photoelectric Smoke Detector, Stand Alone Fire Alarm

    Standalone fire alarm with a 360-degree high-decibel smoke detection system. This fire alarm emits a powerful 85 dB sound audible up to 3 meters away. It is equipped with highly sensitive sensors that provide immediate alerts when smoke levels surpass safety thresholds. Ideal for use in homes, hotels, schools, computer rooms, and libraries.
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    Operates on a 3V battery, offering a remarkable 10-year standby life. Crafted from ABS resin, the housing exhibits exceptional fire resistance and high-temperature resilience. It produces a sound pressure of up to 85dB, detectable within a 3-meter radius in an open environment.


    1. Fault Self-Check: Highly stable smoke sensor, with high stability and sensitivity, automatically reporting detection data.
    2. Multiple Defense: Immediate flashing of corresponding lights and high-pitched audible alarm when smoke concentration exceeds the preset threshold or a product malfunction is detected, signaling a danger.
    3. Long standby time: Powered by a 3V battery, it boasts an extended 10-year standby duration, offering an exceptionally long standby time and eliminating the hassle of battery replacement.


    Interlinked smoke alarms abs resin shell

    Interlinked smoke alarms, stand alone fire alarm detail

    • ABS shell: The enclosure is constructed from ABS resin, an engineering plastic known for its exceptional fire resistance and high-temperature durability.
    • Loud speaker: The sound pressure can reach 85 dB when measured within a 3-meter radius in an open space.
    Interlinked smoke alarms test button


    • 360-degree circular air intake: Circular body air intake for increased airflow, ensuring comprehensive detection.
    • Test button: Test whether the equipment is working properly, and can also be used to manually reset alarm equipment.


    Interlinked smoke alarms and standalone fire alarms have various applications in ensuring safety and early detection of fires in different settings. It is suitable for the following scenarios.

    Interlinked smoke alarms applications

    Model SISCO-SMOKE-BRJ317
    Working voltage CR123A 3V battery
    Standby current Less than 10uA
    Alarm current Less than 10 mA
    Operating temperature -10℃ to +50Β°
    Operating humidity Less than 95%RH
    Alarm mode Audible and visual alarms
    Alarm pressure More than 85dB/3m
    Gas detection Fog
    Size 140*41 mm
    Installation Ceiling mount
    Warning indication Red light flashing
    Alarm mode Audible and visual alarm

    Q1. Where should I install photoelectric smoke detectors?

    A1. Photoelectric smoke detectors are suitable for most areas of the home, including bedrooms, hallways, and living spaces. They are especially recommended in areas where smoldering fires are more likely to occur.

    Q2. What is a stand-alone fire alarm?

    A2. A stand-alone fire alarm is a single fire detection device that operates independently. It typically includes a smoke or heat sensor and a built-in alarm sounder. When it detects a fire or smoke, it activates the alarm to alert occupants.

    Tips:Β Precautions for photoelectric smoke detector use

    • Proper Placement: Install photoelectric smoke detectors in key areas of your home, such as bedrooms, hallways, and living areas. Avoid placing them too close to sources of steam or cooking appliances to prevent false alarms.
    • Regular Testing: Test your smoke detectors at least once a month by pressing the test button. This ensures that the alarm sounder and the detection mechanism are functioning correctly.
    • Battery Replacement: If your photoelectric smoke detector is battery-powered, replace the batteries at least once a year or as soon as you hear a low-battery warning chirp. Consider using long-life lithium batteries for extended durability.
    • Cleaning: Periodically clean the smoke detector to remove dust, cobwebs, and debris that can affect its performance. Use a soft brush or a vacuum cleaner with a brush attachment.

    Thank you for buying industrial test and measurement equipment on, all products sold by sisco and the partner cover a 12 months warranty, effective from the date of receiving the products.

    What is covered?

    sisco is responsible for providing free spare parts, and free technical support to assist the customer to repair the defective products until the problem is solved.

    What is not covered?

    • Product purchased from anyone other than a sisco store or a sisco authorized reseller.
    • Expendable parts.
    • Routine cleaning or normal cosmetic and mechanical wear.
    • Damage from misuse, abuse or neglect.
    • Damage from use of parts other than sisco approved.
    • Damage from use outside the product’s usage or storage parameters.
    • Damage from use of parts not sold by sisco.
    • Damage from modification or incorporation into other products.
    • Damage from repair or replacement of warranted parts by a service provider other than a sisco authorized service provider.
    • Damage caused by the application environment not meeting the product usage requirements and the failure to perform preventive maintenance.
    5.0 2
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    Orion | 11/26/2023 5:45 PM
    Top notch sensitivity
    I was looking for a smoke detector that would minimize false alarms while maintaining high sensitivity, and this product meets my expectations perfectly. Its photoelectric sensing technology effectively recognizes smoke and prevents false alarms from being triggered by non-emergency situations such as cooking. Moreover, the stand-alone feature allows it to work reliably even when the power is interrupted.
    Jovan | 11/23/2023 10:24 PM
    Stand-Alone Operation
    As a stand-alone fire alarm, this detector operates independently, not requiring integration with a centralized fire alarm system. This makes it a practical solution for smaller spaces or locations where a dedicated, localized alarm system is sufficient.