1000 Watt Pure Sine Wave UPS Inverter

Economical price 1000 watt pure sine wave ups inverter for sale online, uninterrupted power supply for home, optional 12V, 24V, 48V DC input voltage, working temperature between -10 ℃ and 50 ℃, 1 KVA uninterrupted power source inverter provides over temperature and revers polarity protection.
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Delivery date: 6-12 days
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1000W (1100VA) pure sine wave ups inverter with sufficient power, the efficient output is about 90 percent. The USB port in ininterrupted power source inverter is convenient for us to use.


  • Ups inverter with pure sine wave output (THD<3%)
  • 1KVA UPS inverter built-in 3-stages battery charger, allow to run loads while charging.
  • Automatically switch with a ultra-fast switching time.
  • 1000 watt ups inverter has soft-start technology.
  • High efficiency-converts the battery’s available power.
  • 90% pure sine wave output, low distortion, waveform and main power line AC waveform are basically the same, equipment accuracy is small, low interference, low noise, strong load capacity, can meet any type of AC load, without damaging the load.
  • Aluminum shell with good heat dissipation and strong shock resistance.
  • Optional crocodile clip and cigar lighters, easy to connect batteries or vehicles' batteries.
  • UPS inverter with USB charging port: 5V, ideally qualified for powering your phone, laptop, pc, etc.
  • LED indicators for power and protections.
  • Switch-mode design in uninterruptible power supply inverter, easy to use.
  • Intelligent fan for cooling, long use life.

Parameter List:

Model ATO-UPSI-1000
Rated power 1000W (1100VA)
Peak power 2000W
Input voltage DC 12V DC 24V DC 48V (if you want, please contact us)
Output voltage 100VAC or 110VAC or 120VAC or 220VAC or 230VAC or 240VAC±5%
Unload current less than 0.4A 0.3A 0.2A
Output frequency 50Hz±0.5Hz or 60Hz±0.5Hz
Output waveform Pure Sine Wave
Power switching time ≤ 9 ms
Phase 1- Phase (L, N, G), Do Not provide split phase configuration (L1, L2 + N, G)
Waveform distortion THD<3% (Linear load)
USB port 5V 1A
Max.efficiency 90%
Input current 20A 10A 5A
Input voltage range 10-15.5V 20-31V 40-61V
Low voltage alarm 10.5±0.5V 21±0.5V 42±1V
Low voltage protection 10±0.5V 20±0.5V 40±15V
Over voltage protection 15.5±0.5V 31±0.5V 61±1V
Low voltage recover 12.3±0.5V 24±0.5V 48±1V
Over voltage recover 14.8V±0.5V 29.5V±0.5V 59V±1V
Low voltage Alarm at first, voltage continuously reduce. LED red light on and shut down
Over voltage LED red light on, shut down
Over load LED red light on, shut down
Over temperature Alarm at first, tempurature continuously rise. LED red light on and shut down
Short circuit LED red light on
Input reverse polarity Fuse burn-out
Working temperature —10 ℃—+50 ℃
Storage temperature —30 ℃—+70 ℃
Dimension (mm) 395*180*80
Packing (mm) 450*225*100
Net. / gross weight (g) 4320/4960
QTY / Cth 5Pcs
Meas.Ctn (mm) 520*260*480
Warranty 12 months
Cooling method Intelligent air cooling

Pure Sine Wave UPS Inverter Output Sockets (Optional)

UPS inverter socketsApplication:

UPS inverter application

Tips:How Does A Pure Sine Wave UPS Power Inverter Work?

We see that the pure sine wave inverter first converts DC to AC, and then increases the input voltage (12V, 24V, 48V...) to reach an output voltage of 230V. All our household appliances can be used. From direct current to pure sine wave alternating current. The challenge is to convert direct current into a wave in which current flows periodically in both directions. Let's start with a simple switch. Periodically switching the DC current gives you a square current alternating between zero (switch off) and maximum (switch off). Now you have a periodic current, but it’s not flowing in both directions, it’s still far away from the sine wave. In order to make the current flow in both directions, you need an automatic switch that flips the incoming DC power back and forth by reversing the contacts. This can be illustrated by a rotating disc with a cross-shaped connection. The speed of the turntable will determine the frequency of the alternating current. Now, you have a periodic current flowing in both directions. However, it is still the shape of a square. It requires more electronic circuits to smooth the square into a precisely defined sine wave.

Existing reviews
Easy to use
I have owned this 1000 watt pure sine wave ups inverter for five months. It's for my parents. They find it convenient to use. They don't have to worry when the power goes out.
Chobe Edward | 3/23/2023 3:20 AM
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High quality 1000 watt ups inverter
I hardwired this 1000W pure sine wave ups inverter to an outlet near my generator inlet so I can power portions of my main panel during power outages without running the generator constantly.
Deon Smith | 11/17/2022 11:30 PM
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Reliable 1000 watt ups inverter
This has to be the best bang for the money. This 1000 watt ups inverter has not had issue now after 3 months of use. I would recommend this product to anyone looking for a cheap reliable inverter.
Beckly Smart | 10/28/2022 1:21 AM
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Great price and specs
Great price and specs. I power macbook and various electronics in my van conversion. I choose this pure sine wave ups inverter. Because I want to make sure I had clean, high quality power to ensure the safety of my equipment. Highly recommend!!!
Shaun King | 11/10/2021 2:01 AM
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