The Defender 1 maintains efficient AC Emergency Power
to operate all emergency lighting fixtures at “full-light” output,
providing superior dependability and security to
commercial/industrial environments in a small footprint

• 4.7 KW – 21 KW (or 4,700 Watts – 21,000 Watts) single phase
output unit uses the latest DSP/PWM technology to provide
the most advanced performance and reliability features

• 120V, 208V, 240V, 277V or 480V input 60Hz

120V, 240V, 277V, 480V, 120/240 or 120/277VAC
True “on-line” design is ≥92% efficient at 100% linear load

Sealed, maintenance-free, lead calcium (AGM) batteries
• 10-Year prorated warranty
• DSP Smart Battery Monitoring System is TEMPERATURE
COMPENSATED maintaining maximum runtime and battery life
• Microprocessor controlled recharge and DSP overcharge
protection standard

Emergency power provides FULL LIGHT OUTPUT from
all lamps and fixtures for the entire runtime
• Operates fluorescent, compact fluorescent, incandescent,
quartz, H.I.D., LED and other lamp types
• Standard or electronic ballasts, dimming devices or panels,
sensors and most control equipment
• Standard or LED Exits and other safety equipment

UL 924, UL 1778, meets NFPA 101, NFPA 70, NEC and
OSHA standards
• Cities of Chicago and New York approved
• Complies with the Buy American Act

Provides overload, surge and undercurrent protection using
DSP/PWM “Watchdog Monitoring” Protection System
performance and reliability features
• Surge protection against load surges as defined in
ANSI/IEEE C62.45 category A and B

DSP/PWM Watchdog Monitoring System provides complete
self diagnostic capabilities and LED Monitor
• Informative advanced DSP Display and Alarms keep you
in control of your emergency lighting environment 24/7
• Automatically performs periodic self-tests ensuring a safely
lighted environment prior to an emergency
• Single point of testing instead of multiple testing points
with battery packs

Modular design enables flexible installation
• Forced air cooling for maximum reliability
• NEMA 1 rated
• Systems up to 14 KW are self contained; larger systems
require external battery cabinet(s)

Modular design and small footprint allow easy installation in
electrical closet or other convenient locations
• Phone assisted factory start-up standard for all systems
• Extended warranty available

 • DSPM offers numerous UL924 optional devices to meet unusual
or difficult application parameters
• ECM – Environmental Circuit Module allows fixtures and lamps on
the emergency circuit(s) to be operated by normal switching
and/or dimming devices in NON-emergency conditions
• Dimming Panel Interface allows use with emergency lights
controlled by common dimmer panel

• 1-Year full warranty on system electronics
• System 1-year on-site warranty labor with
DSPM phone assisted start-up
• 5-Year powertrain warranty
• Maintenance contracts available