24/7 power for sites where ac is available solely from street lights for limited hours at night.

  • 1/5th the weight*
  • 1/5th of the battery size*
  • 5 times longer life*
  • Remote monitoring

*Compared to standard Lead/Acid solutions.

Designed to supply DC power 24/7 to outdoor electronic equipment at sites where AC is available solely from street lights for limited hours at night. Electric Fuel’s ESL is an innovative and efficient streetlight UPS, leveraging Electric Fuel’s highly advanced and safe Lithium maintenance-free battery technology.

  • Quiet, safe and reliable operation in heavy dust, rain and snow
  • Compact fan-less design utilizing free air convection for cooling
  • Remote monitoring using SMbus or Ethernet port
  • Real-time monitoring and control
  • Modular – add 50W modules as required up to 200W
  • Compact outdoor pole/wall mounted system
  • Designed to blend into the environment when mounted on streetlight poles
Lithium Battery
  • With MIL-SPEC safety features
  • Operates in extreme temperatures 0°C to +50°C (optional -40 + 50°C)
  • Maintenance free
  • 1500 cycles (5 year service life)
  • Security cameras
  • Telecom systems
Download the brochure
Input Voltage 90-260VAC 47-63Hz
Current (Typ.) 4-8A
ESL48V/50W ESL48V/100W ESL48V/150W ESL48V/200W
Output power 50W 100W 150W 200W
Output voltage 52-39VDC (optional : 110/230VAC)
Output Max current 6A 12A 18A 24A
Battery Lithium Ion
Power supply and charger High efficiency power supply
Communication SMbus communication protocol Optional: Ethernet communication
Alarms & data Remaining backup time, Number of cycles, AC Fail, Overload, Over temperature, Replace battery
ESL48V/50W ESL48V/100W ESL48V/150W ESL48V/200W
Capacity 32.5Ah 65Ah 97.5Ah 130Ah
Charging power 180W 360W 540W 720W
Operational life 5 years /1500 discharge cycles
Battery safety protection Under/over voltage
Under/over current
Short circuit
Charge time (min) 8 hours
Ambient temperature 0°C to 50°C
Optional: Heating mechanism for operation below 0°C
Humidity 20 ~ 95% RH non-condensing
Storage Temp Recommended 20ºC. 10 ~ 95% RH
Standard CE (for power supply), UL-1642 (for battery cell), UN38.3 (for battery transportation)
Model ESL48V/50W ESL48V/100W ESL48V/150W ESL48V/200W
Dimension cm** 65 X 40 X 20 cm 80 X 60 X 30 cm
Weight 20 kg 30 kg 45 kg 55 kg
Interconnection 2 x PG9 Waterproof connectors
Mounting Provision for both wall and pole mounting
IP Rating IP65
Cooling Free Convection

Product specifications are subject to change without further notice
** Custom power/size available

For more information please complete the form below (*Mandatory fields):

  • This field is for validation purposes and should be left unchanged.