Axis AX LogoLow Profile Ceiling Mount Speaker and Speaker / Strobe

Low Profile Ceiling Mount Speaker / Strobe and Ceiling or Wall Mount Speaker.

The Ceiling Mounted Speaker/Strobe is a selectable candela speaker/strobe and the Ceiling or Wall Mounted Speaker is designed to meet code requirements for audio, visual and voice communications. The Ceiling or Wall Mounted Speaker Series are quality speaker products that offer both dependable evacuation signalling and visual alarms, or a combination of both.

The Ceiling Mounted Speaker / Strobe has high output tamper proof candela selections are 15, 30, 75, 95 and 115.

The Ceiling or Wall Mounted Speaker Series can be mounted in a 4” square x 2-1/8” deep back box, an extension ring is not needed.

The Ceiling or Wall Mounted Speaker 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 Ceiling or Wall Mounted Speaker Series grills are constructed of high impact textured plastic. They are warranted for 3 years from the date of purchase, and are UL 1971 listed for use with fire protective signalling systems.


  • 24VDC Tamperproof Selectable Candela Selections of 15, 30, 75, 95 and 115.
  • 28-SSPK24CLP Ceiling Mounting to a standard 4” 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
  • UL 1480/UL 1971/UL 2043 Listed for Fire Protective Service/Signal for Hearing Impaired
  • Xenon Strobe Maintains Constant Flash Rate (1Hz) Regardless of Input Voltage

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 1480, 1971, 2043

Order Codes and Options

28-SSPK CLPR: Ceiling or Wall Mounted Speaker Red
28-SSPK CLPW: Ceiling or Wall Mounted Speaker White
28-SSPK 24CLPR: Ceiling Mounted Speaker/Strobe Red
28-SSPK 24CLPW: Ceiling 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.