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£13.99 £15.99
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Wisualarm smoke alarm one piece
DHI-HY-SA20A Standalone Smoke Alarm Package Box
DHI-HY-SA20A_smoke_alarm_fewer_false_alarm
DHI-HY-SA20A_10_years_life_battery
smoke_alarm_can_be_mute_easily_by_any_infrared_remote_control_at_home_1
smoke alarm meets certification standards
10 Years Sealed Battery Smoke Alarm
10 Years Sealed Battery Smoke Alarm
10 Years Sealed Battery Smoke Alarm
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10 Years Sealed Battery Smoke Alarm

  • 10-Year Sealed Lithium Battery: No battery changes needed for an entire decade
  • Photoelectric Sensor Technology: Advanced detection reduces false alarms
  • Easy Installation: Quick setup with adhesive pads or screws included
  • Remote Control Mute Function: using any infrared remote control at home
  • Compliance Standard: EN 14604: 2005
  • Suitable for BS 5839-6:2019 Grade F1
  • Certification: UKCA_LOGO
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5 Years Warranty

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Description

Specification

Specification

Product Model DHI-HY-SA30A
Sensor Type Photoelectric
Battery Type 10 Year Sealed Lithium
Dimensions φ98 mm × H43.1 mm (φ3.85" × H1.70")
Operating Temperature -10°C to +55°C (+14°F to +131°F)
Relative Humidity ≤95% RH (non condensing)
Sound Output 85dB (minimum) at 3m
Warranty 5 Years
Net Weight 0.17 kg

FAQ

FAQ

How do I know when to replace the battery?

The smoke detector will usually emit a chirping sound when the battery is low, indicating it's time to replace it. It is recommended to test your smoke detector monthly and replace the battery at least once a year if it uses standard batteries.

How do I test my battery-operated smoke detector?

Press and hold the test button on the smoke detector until you hear a loud siren. This ensures that the battery and alarm are working properly. If the sound is weak or nonexistent, replace the battery immediately.

How do I maintain my battery-operated smoke detector?

Regular maintenance includes:
1. Testing the alarm monthly.
2. Replacing the battery at least once a year (or according to the manufacturer’s recommendations). 3. Cleaning the unit with a vacuum cleaner or a soft brush attachment to remove dust and debris.
4. Replacing the entire smoke detector every 10 years, as sensors can degrade over time.

What is the type of smoke alarm, photoelectric or ionisation?

The smoke alarm uses photoelectric smoke sensor for responding quicker to smouldering fires and the dense smoke given off by foam filled furnishings or over heated PVC.

How long will I receive the parcel?

Generally speaking, order processing time is 1-3 working days and shipping time is 1-5 working days. Normally, you can receive it within 3-5 days after placing an order.

Can I help you or would you like expert advice?