Click model number for picture.

Providing unrivaled dependability in a compact and durable design, Epsilon
is a self-contained electronic siren that includes a noise cancelling microphone
with PA override.

Meets SAE Class A sound
requirements when paired
with one Whelen 100 watt speaker
California Title XIII compliant profiles
100 and 200 watt models
Hands-free operation
Nine Scan-Lock™ siren tones
Seven position rotary switch allows choice of standby for use with the manual button, manual tone 1, or manual tone 2
Hands-free position allows horn ring control inputs for operation of the siren and tone 1, 2, and 3 positions
Each tone position has an override tone when the manual button
is pressed
Includes a real time diagnostics
indicator:
When the indicator is steady,
siren is operating correctly.
If it single flashes, speaker is
short circuited. If the indicator
is off, speaker is under current

Front of unit provides a PA volume control knob for the noise-cancelling microphone, On/Off switch, manual button, and seven position rotary switch
Scan-Lock switch is located on the rear to assure fleet uniformity
Includes input pigtail connector and all necessary mounting hardware for simple installation
Pre-wired with quick disconnect
plug for easy service and prompt replacement
Short circuit protection
Programmable outputs
Two year warranty

EPSL1 Dimensions:
• 2-1/4" (57mm) H x 5-7/8" (149mm) W x 5-3/4" (146mm)D.
• Weight: 2 lbs. 11 oz.
EPSL4/7 Dimensions:
• 3-1/4" (83mm) H x 5-15/16" (150mm) W x 5-5/8" (143mm)D.
• Weight: 2 lbs. 11 oz.