Federal Signal

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Public Address

AM300X AudioMaster® Public Address Explosion-Proof 15 Watt Speaker

  • Transformer coupled
  • 15 watt
  • 25 or 70Vrms
  • Re-entrant horn design
  • Swivel mount
  • IP65, NEMA 4X Approved
  • UL Fire Listed and CSFM Approved
  • UL 1480 Approved, cUL Listed

The Federal Signal Model AM300X and the AM302X are transformer coupled, re-entrant speakers for use in public address or paging applications. These speakers feature rugged cones and projectors constructed of spun aluminum. The speaker wiring connections are enclosed in a dust- and moisture-proof, die-cast aluminum compartment. All external surfaces are sealed with a gray powder coat paint.

Power handling for the AM300X is 15 watts and the AM302X is rated for 30 watts. There are transformer taps at 15, 7.2 and 1 watts for the AM300X and 30, 15 and 8 watts for the AM302X. Both speakers are designed for use in 25 or 70Vrms distributed systems. These speakers are UL and cUL Listed for Class 1, Division 1, Groups B, C, and D environments.

A heavy-duty U-bracket provides simple wall mounting. The unique shape of the speaker projectors provides a 60º sound dispersion. The entire speaker and can be swiveled 180º in order to direct sound effectively.

The AM300X and the AM302X can be used with the AudioMaster® amplifiers and the AudioRouter™ to complete an industrial grade public address system.


Part # Description Shipping Weight Net Weight  
AM300X Speaker, 15 watt, explosion-proof, transformer coupled 23.1 lbs. 15.7 lbs. Add to Quote >


Part # Description Ship Weight  

Replacement Parts

Description Part #  


Listed By Underwriter's Laboratory (ULus)
Speakers UEAY-E12629.pdf
Audible signal devices for use in hazardous locations UGKZ_E12629.pdf
Speakers and amplifiers for fire protective signaling systems UUMW-E12629.pdf
Listed By Underwriter's Laboratory For Use In Canada (cUL)
Speakers certified for Canada UEAY7-E12629.pdf
NEMA 4X Test Report (ETL)
Standard for Enclosures for Electrical Equipment, Form A ETL_3107796-001A.pdf
Standard for Enclosures for Electrical Equipment, Form B ETL_3107796-001B.pdf
Listed By California State Fire Marshall (CSFM)
Audible signal device 7135_0811_003.pdf



Mount Swivel Bracket
Power Handling 15 Watt
Frequency Response 400 - 4000Hz



Power Taps 15, 7.2, and 1
Decibels per UL1480

99 at 10 Feet

109 at 1 Meter

Decibels on Axis

106 at 10 Feet

116 at 1 Meter

Enclosure Rating NEMA 4X
Ingress Protection (IP) IP65
Height 17 IN
Width 13.1 IN
Length 16.3 IN
Federal Signal distributed by Gross Automation - Brookfield, WI - Phone: (262) 252-1600 - Fax: (262) 252-1616
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