Smoke Alarm-赛特威尔

Smoke Alarm

Product

Product Overview

Key Specifications

Usage Scenarios

Why Siterwell

Product Inquiry

ZA258

Smoke Alarm

The ZA258 Photoelectric Smoke Alarm provides reliable early warning of fire. Featuring RF 868MHz wireless interconnection, it allows up to 48 units to be connected, ensuring that when one alarm detects smoke, all interconnected alarms will sound simultaneously. With a wireless range of over 100 meters in open areas, it offers extensive coverage for your home. It complies with the EN14604:2005/AC:2008 standard and includes a convenient silence mode for temporary muting during known non-emergency situations like cooking.

Bullet Points

Photoelectric Sensing Technology

Highly sensitive to detecting slow smoldering fires, providing early warning while remaining environmentally friendly with no radioactive materials.

Wireless Interconnection

Connect up to 48 devices via RF 868MHz technology. When one alarm sounds, all interconnected units will trigger, ensuring maximum awareness throughout the property.

Extensive Wireless Range

Features a robust wireless transmission distance of over 100 meters in open areas, making it suitable for large homes and multi-story dwellings.

Convenient Silence Mode

Easily hush nuisance alarms caused by cooking or steam for approximately 8 to 10 minutes with a simple press of the test button.

Replaceable Battery Power

Powered by two AA DC 1.5V batteries (included), ensuring continuous operation even during power outages with easy replacement when needed.

Certified Safety

Fully tested and certified to meet the rigorous EN14604:2005/AC:2008 European safety standards for reliable performance.

Key Specifications

Power Source	2x AA DC1.5V Battery
Battery Type	Replaceable AA Alkaline Battery
Wireless Type	RF 868MHz
Wireless Range	> 100 meters (open area)
Interconnect	Up to 48 devices
Sensor Type	Photoelectric
Alarm Volume	> 85dB(A) at 3 meters
Alarm Sensitivity	0.100 - 0.160 dB/m
Standby Current	< 30uA
Alarm Current	< 85mA
Silence Time	Approx. 8 - 10 minutes
Operating Temperature	0掳C to 40掳C
Humidity Range	< 93% relative humidity
Certification Standard	EN14604:2005/AC:2008
Warranty	3-Year Limited Warranty

Usage Scenarios

Bedroom Safety

Protect your family while they sleep with reliable smoke detection that alerts you immediately to potential fire hazards.

Living Room Protection

Safeguard the heart of your home where electronics and heating appliances are commonly used.

Hallway Monitoring

Cover critical escape routes with interconnected alarms, ensuring the alert is heard everywhere if a fire starts.

Bedroom

Living Room

Hallway & Corridor

Why Siterwell

With over a decade of expertise in IoT and safety technology, Siterwell partners with businesses worldwide to create smarter, safer living environments.

Backed by strong R&D capability, global certifications, and a 56,000 m² production base, we deliver both innovation and reliable large-scale manufacturing.
From award-winning designs to proven global delivery across Asia, Europe, and the US, we focus on building long-term partnerships that drive mutual growth and success.