Axis AX LogoLow Profile Wall Mount Speaker /Strobe

The Low Profile Wall Mount Speaker / Strobe Series are wall mount, selectable candela speaker/strobes designed to meet code requirements for audio, visual and voice communications. The Low Profile Wall Mount Speaker / Strobe Series are quality speaker products that offer both dependable evacuation signalling and visual alarms, or a combination of both. The high output tamper proof candela selections are 15, 30, 60, 75, 110. A fixed 15/75 candela unit is also available.

The Low Profile Wall Mount Speaker / Strobe can be mounted in a 4” square x 2-1/8” deep back box, an extension ring is not needed.

The Low Profile Wall Mount Speaker / Strobe Series provides a 25 or 70.7 VRMS speaker with field selectable power taps of 1/8W, 1/4W, 1/2W, 1W, 2W or 4W. The Low Profile Wall Mount Speaker / Strobe strobes can be synchronized by using the Gentex Synchronization Control Module, FACP’s or power supplies that include the Gentex Synchronization Protocol.

The Low Profile Wall Mount Speaker / Strobe Series grills are constructed of high impact textured plastic. The Low Profile Wall Mount Speaker / Strobe is warranted for 3 years from the date of purchase.

The devices are UL listed for fire protective services per UL 1480, the selectable candela strobe unit is listed to UL 1971 and the 15/75 unit is listed to UL 1638 and UL 1971.


  • 24VDC Tamper proof Selectable Candela Selections of 15, 30, 60, 75 and 110.
  • Wall Mounting to a standard 4” Square X 2-1/8
  • High Quality dBA Output (Intelligible)
  • Screw Terminals, Separate In/Out Wiring (12-18 Gauge)
  • Field Selectable Power Taps: 1/8W, 1/4W, 1/2W, 1W, 2W, 4W
  • Speaker Voltage 25 or 70.7 VRMS Standard, Field Selectable
  • Tamper proof Grill
  • Faceplate Available in Red or Off-White
  • Xenon Strobe Maintains Constant Flash Rate (1Hz) Regardless of Input Voltage1

Dimension H x W x D inches6.1" x 6.1" x 1.88"
Frequency Range400-4000Hz
Operating Temperature32°F to 120°F (0°C to 49°C)
ApprovalsUL 1638, 1971, 1480

Order Codes and Options

28-SSPK24WLPR: Wall Mounted Speaker/Strobe Red
28-SSPK24WLPW: Wall Mounted Speaker/Strobe White

¹ RMS current ratings are per UL average RMS method. UL maximum current rating is the maximum RMS current within the listed voltage range (16-33VDC for 24VDC units) (8-17VDC for 12VDC units). For strobes the UL max current is usually at the minimum listed voltage (16VDC for 24VDC units) (8VDC for 12VDC units). For audibles the maximum current is usually at the maximum listed voltage. For unfiltered FWR ratings, see installation manual. 

Architect & Engineering Specifications

The fire alarm speaker shall be Gentex SSPKCLP , SSPK24CLP or equivalent. The speaker shall be capable of producing alarm tones or voice on all 25 or 70.7 VRMS audio systems. The speaker shall provide incremental tap settings of 1/8, 1/4, 1/2, 1, 2 or 4 watts. Minimum dBA ratings at 1/4 watt shall be 76.7dBA and at 4 watts 87.9dBA. Tap settings shall be adjustable with field selectable jumper pins. The speaker shall also have an optional visual signal capability.

The visual signal shall have a 1Hz flash rate regardless of input voltage. All field wiring connections shall be made via sepa rate in-out terminal connections and the speaker or speaker strobe shall be UL, CSFM and BS&A/MEA listed and comply with all local, state and federal fire alarm codes/standards.