Eternalight 3

Defends your environment against unwanted
power outage and electrical disturbances by providing:

  • DSPM Watchdog software always on guard.
  • Display monitor keeps you in control 24/7.
  • Dependable DSP/PWM technology for unsurpassed reliability.
  • Economical for the lowest overall cost for your light safety, with an Energy Star Rating.
  • Temperature compensating technology that controls batteries for the longest battery life.
  • Sealed maintenance free batteries. Full light output for entire 90 minutes.
  • Self-diagnostics for a safe and secure lighted environment.
  • Pure sine wave output for all types of lamps.
  • ECM module is a patented technology used by DSPM.
  • Backup solutions for multiple applications such as:
    • indoor and outdoor emergency lighting, exits,
    • cash registers, computers, strategic electronics and more!
  • 10 Year pro-rated battery warranty.
  • 5 Year power train warranty.
  • Meets federal, state and local codes:
    • UL924, UL1778, NFPA 101, NFPA 70, NEC and OSHA.
  • Cities of Chicago and New York Approved.
  • Complies with the Buy American Act.

Eternalight 3 Outdoor Cabinet Conduit Drawing.pdf

Eternalight 3 Outdoor Cabinet Placement Drawing.pdf

Eternalight 3 Outdoor Integration Drawing 3-10kW.pdf

Eternalight 3 Outdoor Integration Drawing 12-30kW.pdf

Eternalight 3 Integration Drawing 40-125kW.pdf

Eternalight 3 System Current Ratings.pdf

Contact Us about Eternalight 3 Outdoor

    Product Snapshot
    Standard Power Levels (KW)3.0, 4.5, 6.0, 8.0, 10.0, 12.0, 16.0, 20.0, 24.0, 30.0, 40.0, 60.0, 80.0, 100.0, 125.0
    Crest Factor2:5:1 typical
    Surge Protectionthe unit will protect itself and the load against surges as defined in ANSI/IEEE C62.45 Category A and B

    Technical Specs
    Efficiency≥92% at 100% linear road
    Audible Noise<45dB measured on Response Curve “A”
    Cul ListedUL924 and UL1778
    Operating Temperature-20° to 50° Celsius (-4° to 122°F)
    Storage Temperature-20° to 60° Celsius (-4° to 140°F)
    Humidity5 – 100%; Non-condensing
    CabinetNEMA 3R


    Input Voltage208Y/120, 480Y/277, 208 or 480VAC
    Input Voltage Range+10% -15%
    Input ProtectionInput Main Circuit Breaker


    Output Voltage208Y/120 or 480Y/277 VAC
    Output Voltage Regulation±3% for all loads and battery discharge mode
    Output Frequency Range60 Hz, ±1%
    Output Wave FormSine-wave <5% @ 100% linear load
    Output ProtectionOutput Main Circuit Breaker


    BatterySealed maintenance-free (AGM) lead calcium
    Recharge CurrentConforms to UL924 standards
    External BatteryProvision for hardware connection of external battery
    cabinets or DC source