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Introducing Apollo’s discovery base sounder

The missing piece for faster, easier, and more flexible installs.

Meet the new base sounder.

When everything fits, it just clicks. Literally.

Designed to help you reduce time on site, minimise faults, and give you the flexibility to adapt as needed.

Discover how.
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Fit faster. save time.

Complete installations at least 4X faster with Apollo’s twist-and-click fitting. Reduce time on site and keep projects moving.

Download the installer guide.

Twist and Click.

The Discovery Base Sounder connects in seconds with the XPERT 8 base, reducing errors and installation time.

Download the data sheet.

Adapt to any environment

Adjustable volume, 15 tone pairs, and configurable flash rates mean you can set up once and adjust any time.

Sustainable & Patented Design

Sustainable design has doubled our panel utilisation, resulting in over 2.5 tonnes of material saved per year.

Improved Performance

Get more from every loop. With reduced current draw, you can fit up to two-thirds more devices without compromising sound.

Ease of Install

Uses the trusted XPERT card for fast, reliable addressing—just like you’re used to.

Compatibility

Works seamlessly with XP95, Discovery, and Soteria detectors—so you can upgrade without rethinking your system.

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FIT YOUR SYSTEM – AND YOUR SPACE.

Now available in black and white to match your designs and suit any environment.

Explore your options

Don’t just take our word for it

Hear from professionals like you

  • “The new type is much easier and very quick to install. Wiring can be first fixed for installation testing without having to twist cable through, then go back and cable the device.”

    GM, Fire Systems Technical Engineer

    SAFE Systems

    Find your nearest distributor

  • “This product is a game changer. I really like the backwards compatibility with existing base sounders. The quality from Apollo is, as always, outstanding.”

    Graham Cardwell

    Illumino Ignis Ltd

    Find your nearest distributor

  • “The introduction of Apollo’s new clip-in base sounder represents a significant advancement in the fire alarm industry. This solution enhances efficiency and reduces potential installation errors.”

    Tom Brookes

    Zzeus

    Find your nearest distributor

ADAPT TO ANY ENVIRONMENT.

Adjustable volume, 15 tone pairs, and configurable flash rates mean you can set up once and adjust anytime.

SEE IT IN ACTION.

THE DISCOVERY
BASE SOUNDER

Watch the video.
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hours spent on functional and environmental lab testing

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hours spent on long-term, real-world fire testing loops

A SOUND YOU CAN RELY ON. A NAME YOU CAN TRUST.

Backed by 40+ years of fire safety expertise and rigorously tested in our in-house fire lab for reliability when it matters.

Keeping you safe from fire, always.