Pros

  • β€’Functions effectively for charging multiple devices, including phones, laptops, and Milwaukee batteries.
  • β€’Durable and reliable when mounted in a truck.
  • β€’Compact size makes it easy to store and hide away.
  • β€’Reasonably priced and offers multiple connection options like battery clamps and a 12V cigarette lighter plug.
  • β€’Compatible with devices like a 30" TV and a Blay player without issues.
  • β€’Operates silently, with the fan only activating as necessary.
  • β€’LCD screen accurately displays battery voltage, and USB ports function without turning the unit on.
  • β€’Outputs 115 volts AC down to 10.5 volts DC, with automatic shutdown at low voltage.
  • β€’Recommended to use a deep cycle battery for optimal performance.
  • β€’Easy installation and can be left plugged into the 12V outlet for convenience.

Cons

  • β€’Struggles with medium to larger devices, such as a 200W fan, leading to overload.
  • β€’Feels cheaply made and lower quality than expected.
  • β€’Noisy during operation for some users and experienced issues like beeping and restarting.
  • β€’Not suitable for use with automotive batteries; designed for deeycle lead-acid batteries only.
  • β€’Some devices caused plug tips to melt due to current overdraw, demanding caution with usage.
  • β€’User manual advises against using automotive batteries, as they may wear out quickly.

Bottom Line

The Jupiter 400 Watt Continuous/800 Watt Peak Modified Sine Wave Power Inverter is a solid choice for anyone in need of a compact and versatile power inverter for small to medium-sized electronic devices. While it's not suitable for larger loads or automotive batteries, it excels at powering laptops, small TVs, and charging mobile devices efficiently. If you're looking for a reliable inverter for camping or day-to-day vehicle use with a deep cycle battery, especially at a reasonable price, this might be the perfect fit for you.

Lowest at Amazon
$99.95 at Amazon
Lowest at any Popular Retailer
$52.99 at Harbor Freight Tools

Where to Buy

Prices last updated: May 29th 2025 1:09 am
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