




Guarantee
36 month
Delivery from Lithuania in
3 - 5
business days
Standalone Smoke Alarm (hereinafter referred to as the device) is designed to continuously monitor smoke concentration. Adopting new split-spectrum sensor and a built-in high-volume buzzer, it responds quickly and becomes highly sensitive with stable performance and low false alarm. Once the surrounding smoke concentration reaches the alarm value, it will promptly send out visual and audible alarm signal to remind the user to take immediate measures.
| Alarm current | 35 mA |
| Alarm decibels | 85 dB |
| Alarm mute | Yes |
| Alarm Response Threshold | 0.3 dB/m |
| Battery life | 10 year(s) |
| Battery low indication | Yes |
| Battery technology | Lithium |
| Battery type | CR123A |
| Battery voltage | 3 V |
| Best uses | Home,Office |
| Certification | CE-CPR(EN14604) AS3786 |
| Compatible battery sizes | CR123A |
| Compliance certificates | CE |
| Connectivity technology | Wireless |
| Detection area | 40 m² |
| Detector type | Photoelectrical reflection detector |
| Diameter | 98 mm |
| Height | 43.1 mm |
| Housing material | ABS |
| LED indicators | Alarm,Fault |
| Light alarm | Yes |
| Maximum range | 3 m |
| Model | HY-SA20A |
| Model name | Smoke Alarm |
| Mounting type | Surface-mounted |
| Number of batteries supported | 1 |
| Operating current | 15 µA |
| Operating relative humidity (H-H) | 0 - 95 % |
| Operating temperature (T-T) | -10 - 55 °C |
| Package depth | 153 mm |
| Package height | 55 mm |
| Package weight | 260 g |
| Package width | 136 mm |
| Placement supported | Horizontal |
| Power source | Battery |
| Product colour | White |
| Product Net Weight | 0.136 kg |
| Sampling time | 9 s |
| Shipping Box Depth | 13.5 cm |
| Shipping Box Height | 5.5 cm |
| Shipping Box Weight | 0.18 kg |
| Shipping Box Width | 10.5 cm |
| Suitable for indoor use | Yes |
| Summary | WisuAlarm Smoke Alarm. Detector type: Photoelectrical reflection detector, Connectivity technology: Wireless, Product colour: White. Power source: Battery, Battery voltage: 3 V, Battery life: 10 year(s). Certification: CE-CPR(EN14604) AS3786. Diameter: 9.8 cm, Height: 43.1 mm, Weight: 140 g. Package width: 136 mm, Package depth: 153 mm, Package height: 55 mm |
| Sustainability compliance | Yes |
| Test button | Yes |
| Unit Box Height | 0.055 |
| Unit Box Length | 0.135 |
| Unit Box Width | 0.105 |
| Unit Calculated Volume | 0.0007796 cubm |
| Unit Calculated Weight | 0.18 kg |
| Units per Shipping Box | 1 |
| Vendor Homepage | https://www.dahuasecurity.com/products/All-Products/Fire-Alarm/Smoke-Alarms/HY-SA20A |
| Weight | 140 g |