SMART POWER SPS-500 Battery Backup Power Supply, 500W (battery not included)

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R 4,390.00
R 4,180.00

The Smart Power SPS-500 Battery Backup Power Supply is a pure sine wave inverter trolley that easily connects to a standard wall socket  and is designed to instantly supply your home or workplace with electricity when your power goes off.

  • Keep your TV, chargers, routers & other devices plugged in with no interruption
  • Pure Sine Wave Inverter: perfect for the more sensitive appliances such as LED TV and computer screens, fridges
  • Modular design with LCD function display
  • Automatic voltage regulator & switchover
  • 3 stage 15A battery charger
  • Intelligent CPU control, overload protection & fan cooling

This product does not include any batteries. The SPS-500 battery compartment requires 1 x 100Ah 12V battery. DEEP CYCLE batteries only. Battery installation is simple with instructions and cables supplied. We supply 12V 100Ah Deep Cycle Gel batteries for the Smart Power Systems on EcoDepot. The SPS-500 can typically run a modern flat screen LCD TV(100W), a laptop(50W), a DSTV decoder(50W) and a low energy lamp(20W) for 5 hours or more. All devices plugged into the SPS-500 are protected from damaging surges and spikes.

Product specifications:

  • Model: SPS-500u
  • Output power: 500W
  • Peak surge: 1000W
  • Storage battery: 1x 100Ah deep cycle gel battery (not included)
  • Locking battery cabinet
  • Mobile (wheels)
  • Low battery/overload warning
  • Charging mode: 3 Stage – Mains (15A)
  • LCD display: Voltage input/output, Battery status, Overload

AC Mode:

  • Input voltage: 145-275VAC
  • Input frequency: 50Hz
  • Output voltage: 220VAC
  • Short Circuit: Breaker

Inverter Mode:

  • Output voltage: 220VAC±5%
  • Output frequency: 50±1% Hz (auto-detection)
  • Output waveform: Pure sine wave


  • Transfer time: typical 2-6ms
  • Overload: 110% shut down within 60 seconds & 120% shut down within 5 seconds
  • Short circuit: ≥20ms automatic shut down
  • Protection: Discharge, overcharge & overload protection


  • Dimensions: 45 x 45 x 25cm
  • Operating environment: 0°C - 40°C. Humidity 20% - 90% non-condensing
  • Noise level: Less than 40db (1m)
  • Weight (excluding battery): 20Kg 
  • Weight (including battery): 49Kg
  • Warranty: 1 year

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