CSI 3 300W/12V sine wave inverter with mains priority switching and charger (CH plug)

SKU: 1000883
In stock
Available at short notice.
Ordered today, delivered around 24.06.2026
With Swiss T23 socket!
Quality product: 3-year manufacturer's warranty, pure sine wave and designed for continuous operation!
Continuous power 3000W (peak 6000W).
3 in 1 inverter with mains priority switching & integrated charger.
Regular price CHF 149.90 inkl. MwSt.
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CSI 3 300W/12V sine wave inverter with mains priority switching and charger (CH plug)

  • 300 W continuous power
  • 600 W peak power
  • For 12V systems
  • Pure sine wave for all electronics
  • Robust & compact housing
  • Remote control sold separately
  • Protected against overvoltage, overload, reverse polarity, and much more.
  • With battery and mains priority switching
  • Integrated battery charger with up to 10 A charging current
  • Output socket: T23 (Swiss plug 3-pin 16A)
  • Continuous power output: 300 W
  • Continuous power output in bypass mode: 300 W
  • Suitable for balcony power plants for grid feed-in: No
  • Direct current (DC) connection: M6 threaded bolt
  • Charging voltage: 10.5-14.4 V
  • Dimensions (L x W x H): 270 x 150 x 55 mm
  • Maximum charging power: 140 W
  • Maximum power output up to 10 seconds: 450 W
  • Maximum power up to 2 seconds: 600 W
  • Mains frequency: 50 Hz
  • Voltage: 12 V to 230 V
  • Current draw at idle: approx. 0.65 A
  • Switchover time (UPS): Less than 16 ms
  • Wave type: Pure sine wave
  • Efficiency: 86-90%