DC3V battery 433mhz Interconnected photoelectric smoke leak detector – SR-853SI4 – Fire security factory more than 15 year

433mhz Interconnected photoelectric smoke alarm

Category: Smoke detector

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Place of Origin: Guangdong, China

Brand Name: SUMRING/OEM

Model Number: SR-853SI4

Product name: DC3V battery 433mhz Interconnected photoelectric smoke leak detector

Usage: Fire Protection

Warranty: 2 Years

Power supply: DC3V battery

Can be connect 20 pcs: YES

Wireless interconnection frequency: 433.92MHz GFSK

Wireless transmitting distance: 200m (open area)

Material: Fireproof ABS Marterial

Power supply DC3V battery (The battery is included） operation Can be connect 20 pcs Alarm Sound >85dB/3M Wireless interconnection frequency 433.92MHz GFSK Wireless transmitting distance 200m (open area) Alarm Mode siren with flash Battery life 5-8 years Low voltage threshold 2.6V Alarm concentration 13% Humidity 0%~95%RH(No condensation) Sensitivity 0.5dB/m (±0.1dB/m) Humidity ≤95%RH Execute Criterion EN14604:2005/AC:2008 Material ABS fireproof material Installation method ceiling mounted Size Φ110mm×H57.15mm single packing size 13.2cm*12.2cm*6.8cm

Product Description
interconnected smoke detector
This SR-853SI4 smoke alarms are interconnected, meaning they communicate with each other(20 units in a group), forming an integrated system of protection for your home. Alarms can be interconnected via wireless interconnection frequency
(433.92MHz GFSK).
Meantime, it can also be used alone.