2000W Pure Sine Wave Inverter for RV Truck Solar Remote Control

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1. airaddict Verified Buyer – 28 November 2024

   If you’re just looking for final thoughts, zip to the bottom of the review. However, if you’re truly researching different inverters and looking for actual specs (like you should be!), then start from the top and work your way down.

   Test Setup
   Inverter Rating: 2000W continuous
   Load: 1600W microwave oven
   Test Duration: 1.5 minutes
   Monitoring Tools: DS0152 oscilloscope, inverter’s onboard display

   Waveform Quality Test (No Load)
   Instrument: DS0152 Oscilloscope
   Waveform Characteristics:
   Vmax: 176.0 V
   Vmin: -175.0 V
   Vpp (Peak-to-Peak): 351 V
   Vrms: 121.9 V
   Frequency: 0.057 kHz (≈ 57 Hz)
   Duty Cycle: 50%
   Cycle Time: 16.8 ms

   What this means –> The waveform is symmetrical and nearly centered, indicating a well-balanced sine wave. The Vrms of 121.9V is within tolerance for U.S. nominal voltage (120V ± 5%). The frequency, measured at 57 Hz, is slightly below the nominal 60 Hz, which may be due to oscilloscope accuracy rather than inverter performance. Overall, this is indicative of a clean, utility-grade sine wave.

   Time to heat up my lunch… so, off to the next test…

   Load Test Results:
   Load Device: 1600W microwave
   Run Time: 1.5 minutes
   Observed Behavior:
   Voltage Drop at Load: 106 VAC (measured from inverter output under load)
   Inverter Displayed Frequency: 60 Hz
   Cooling System: Internal fan activated immediately
   Operational Outcome: Microwave operated without interruption or fault
   Results: Polish dogs heated to perfection, I also give them 4+ stars

   The inverter maintained operation under a heavy load near its rated capacity. The voltage drop to 106V under 1600W is within acceptable margins (especially considering the relatively small battery capacity, happened to have a 60Ah bank I could quickly grab, but the inverter will be connected to an 800Ah bank on final install). Fan activation was appropriate and immediate, indicating functional thermal management.

   Final thoughts:

   Inverter produced a clean and symmetrical sine wave
   Held a 1600W load steadily for over a minute without fault
   Rapid cooling response, louder fans, but it’s going in a concrete room where I won’t hear a peep
   Acceptable voltage sag under high load
   Slight frequency deviation recorded by oscilloscope, though likely a measurement artifact

   It’s nice that it comes with four outlets and USB, as well, but this inverter is getting hardwired, so the hardwire terminals are appreciated. All in all, this 2000W inverter performed reliably under near-maximum load conditions using a modest 60Ah SLD battery bank. Despite the limited battery capacity, it maintained stable output voltage and waveform quality. The system is functional for short, high-draw tasks but will be connected to a more robust battery bank. Advertising it for car and RV use is not very responsible. You need a pretty decent sized deep cycle battery bank if you plan on drawing anywhere near max power for any significant length of time and if you just connect this to your car’s battery in hopes of microwaving your favorite frozen meal, I hope you have AAA on speed dial. I’m knocking it down from 5 stars to 4 stars for several reasons, first, it was $229 at the time I ordered it, which isn’t terrible, but it isn’t great either (and now I see it’s selling for a very good price of $129.99!). The short little 12″ 4AWG cables (actually advertised as 10 AWG in their pictures!), even with them being what they are, they are WAY undersized even at 2000W and for short bursts. I used 1 AWG and that’s how it’ll be wired permanently to a pretty large battery bank, so plan on getting better cables. It’s actually a great inverter for what is currently a very low price. If it disintegrates within the next year, I’ll come back with a more scathing update.