System Sensor Horn Strobe White - Reliable Fire Warning Device

In this review of the System Sensor Horn Strobe, the bottom line is straightforward: this ceiling-mounted horn strobe is aimed at facilities that need a dependable, code-compliant fire notification device. The unit combines a loud 90 dBA horn and a selectable 15/177 candela flash output in a compact white housing, and it is intended for installation with a fire alarm panel. Installers and building managers who value clear audible and visible signaling in moderate environments will appreciate its straightforward design and UL listing.

Key Features

• Combination Alarm: Provides both a 90 dBA horn and a visible strobe to cover audible and visual notification needs in one ceiling-mounted device.
• Selectable Light Output: The 15/177 candela flash options allow flexibility for different coverage and code requirements in varied spaces.
• Voltage Compatibility: Works on 12/24V DC systems so it integrates with common fire alarm panels and retrofit projects.
• Durable Finish: The white finish and compact form factor make it unobtrusive for commercial and institutional ceilings while remaining clearly marked for fire use.
• Standards Compliance: UL Listed with CSFM and FM recognition, offering assurance for inspectors and property managers about regulatory acceptance.

Who It's For

The System Sensor Horn Strobe is best for contractors, building owners, and maintenance teams installing or upgrading fire notification systems in schools, offices, small warehouses, and similar commercial properties. Its ceiling mounting and combined horn and strobe suit locations where both audible and visual alerting are required by code.

It is less appropriate for outdoor use or extreme environments beyond its ambient range of 32 to 120 degrees F and 10 to 93 percent relative humidity, or for projects requiring integrated networked features beyond a standard fire alarm panel connection.

Pros & Cons

Pros

• Combined horn and strobe reduces the need for separate devices and simplifies wiring.
• Selectable candela output adapts to different room sizes and coverage requirements.
• UL Listed and recognized by CSFM and FM, easing code compliance and approvals.
• Low standby current and clear alarm current range help designers calculate circuit loads.

Cons

• Not rated for environments outside its ambient limits, so unsuitable for very cold, hot, or outdoor locations.

Specifications

Manufacturer	System Sensor
Voltage	12/24V DC
Peak Output (dBA)	90 dBA
Flash (Candela)	15/177 cd selectable
Dimensions (H x W x D)	6 27/32 in x 6 27/32 in x 2 1/2 in
Ambient Temp. Limits	32 to 120 degrees F
Standards	UL Listed, CSFM, FM

Our Verdict

The System Sensor Horn Strobe is a practical, reliable choice for standard interior fire notification needs where a combined audible and visual signal is required. It offers the necessary ratings and selectable candela output to meet common coverage requirements, making it a cost-effective component for contractors and facility managers seeking code-compliant, easy-to-install devices.

Frequently Asked Questions

Can this unit be mounted on the ceiling?
Yes, the device is specified for ceiling mounting and includes a mounting plate for installation with a fire alarm panel.

What voltage does the horn strobe use?
The horn strobe operates on 12/24V DC, compatible with typical fire alarm panel outputs.

Is it suitable for outdoor use?
No, it is intended for indoor use within an ambient temperature range of 32 to 120 degrees F and humidity 10 to 93 percent RH.