OutBack Power VFXR3648A Inverter/Charger
Verified comparison specs
Verified from OutBack Power's spec sheet, Sep 30, 2026.
Questions people ask about the OutBack Power VFXR3648A Inverter/Charger
How much does the OutBack Power VFXR3648A Inverter/Charger cost?
A1 SolarStore lists the OutBack Power VFXR3648A Inverter/Charger at $2,527.44, new. It is the only store with a current price that we track for this model.
How many watts can the OutBack Power VFXR3648A Inverter/Charger output?
The OutBack Power VFXR3648A Inverter/Charger delivers up to 3,600 W of continuous output (rated 3,600 VA).
What batteries work with the OutBack Power VFXR3648A Inverter/Charger?
The OutBack Power VFXR3648A Inverter/Charger runs on a 48 V battery bank, and with lithium batteries it works from 42 to 68 V. OutBack Power lists flooded, gel, AGM, lithium-ion or flow batteries as compatible. It charges the batteries at up to 45 A.
Can the OutBack Power VFXR3648A Inverter/Charger start a well pump or an air conditioner?
OutBack Power lists a peak output of 5,400 W for the OutBack Power VFXR3648A Inverter/Charger for up to 5 seconds.
Can I connect more than one OutBack Power VFXR3648A Inverter/Charger?
Yes. OutBack Power lists up to 10 units in parallel. At 3,600 W each, that is up to 36,000 W of continuous output.
Can I install the OutBack Power VFXR3648A Inverter/Charger outdoors?
No. OutBack Power rates the OutBack Power VFXR3648A Inverter/Charger's enclosure NEMA type 1, which gives little protection against water, so it belongs indoors.
How much does the OutBack Power VFXR3648A Inverter/Charger weigh?
The OutBack Power VFXR3648A Inverter/Charger weighs 61 lb.
What are the dimensions of the OutBack Power VFXR3648A Inverter/Charger?
The OutBack Power VFXR3648A Inverter/Charger measures 16.25 × 8.25 × 13 inches (length × width × height).
Is the OutBack Power VFXR3648A Inverter/Charger good value?
At $2,527.44 from A1 SolarStore, the OutBack Power VFXR3648A Inverter/Charger (3,600 W) works out to 1.42 W/$: its continuous watts divided by the price. That ranks 29th of 30 among the inverters we track with a verified output rating and a current price (higher is better). Shipping is not included, and the figure does not account for build, efficiency or what comes in the box.
See all 30 inverters in this ranking
| Rank | Product | Rated | Price | Store | Value |
|---|---|---|---|---|---|
| 1 | Renogy 3000W 12V Pure Sine Wave Inverter | 3,000 W | $414.99 | Renogy | 7.23 W/$ |
| 2 | Renogy Pro 12V 3000W Pure Sine Wave Inverter with Bluetooth | 3,000 W | $455.99 | Renogy | 6.58 W/$ |
| 3 | Renogy 3000W 12V Pure Sine Wave Inverter with UPS Transfer Switch | 3,000 W | $461.99 | Renogy | 6.49 W/$ |
| 4 | Renogy Pro 12V 2000W Pure Sine Wave Inverter with Bluetooth | 2,000 W | $333.99 | Renogy | 5.99 W/$ |
| 5 | Renogy 2000W 24V Pure Sine Wave Inverter | 2,000 W | $339.99 | Renogy | 5.88 W/$ |
| 6 | Renogy 3500W 48V Pure Sine Wave Solar Inverter Charger | 3,500 W | $599.99 | Renogy | 5.83 W/$ |
| 7 | Renogy 1000W 12V Pure Sine Wave Inverter | 1,000 W | $175.99 | Renogy | 5.68 W/$ |
| 8 | Renogy 2000W 12V Pure Sine Wave Inverter with UPS Transfer Switch and Built-in Bluetooth | 2,000 W | $364.99 | Renogy | 5.48 W/$ |
| 9 | Renogy 3500W 48V Solar Inverter Charger | 3,500 W | $769.99 | Renogy | 4.55 W/$ |
| 10 | Renogy 3000W 12V Pure Sine Wave High-Frequency HF Inverter Charger | 3,000 W | $666.99 | Renogy | 4.50 W/$ |
| 11 | Renogy Pro 12V 1000W Pure Sine Wave Inverter with Bluetooth | 1,000 W | $222.99 | Renogy | 4.48 W/$ |
| 12 | Renogy 2000W 12V Pure Sine Wave High-Frequency HF Inverter Charger | 2,000 W | $522.99 | Renogy | 3.82 W/$ |
| 13 | Renogy 1000W 12V Pure Sine Wave Inverter with UPS Transfer Switch | 1,000 W | $269.99 | Renogy | 3.70 W/$ |
| 14 | EG4 Electronics FlexBOSS21 Hybrid Inverter | 16,000 W | $4,390.34 | A1 SolarStore | 3.64 W/$ |
| 15 | Renogy 3000W 12V Pro Pure Sine Wave Inverter with EcoSleep Mode | 3,000 W | $824.99 | Renogy | 3.64 W/$ |
| 16 | Renogy 2000W 12V Pure Sine Wave Inverter Charger w/ LCD Display | 2,000 W | $595.99 | Renogy | 3.36 W/$ |
| 17 | EG4 Electronics FlexBOSS18 Hybrid Inverter | 13,000 W | $3,879.57 | A1 SolarStore | 3.35 W/$ |
| 18 | Sol-Ark 5K-1P-N Hybrid Inverter | 4,800 W | $1,499.92 | A1 SolarStore | 3.20 W/$ |
| 19 | EG4 Electronics 6000XP Off-Grid Inverter | 6,000 W | $1,878.90 | A1 SolarStore | 3.19 W/$ |
| 20 | Renogy REGO 12V 3000W Pure Sine Wave Inverter Charger w/ LCD Display | 3,000 W | $989.99 | Renogy | 3.03 W/$ |
| 21 | Sol-Ark 30K-3P-208V Commercial Hybrid Inverter | 30,000 W | $10,899.33 | A1 SolarStore | 2.75 W/$ |
| 22 | EG4 Electronics 12kPV Hybrid Inverter | 8,000 W | $2,923.10 | A1 SolarStore | 2.74 W/$ |
| 23 | MidNite Solar Little Rosie MNLR4548RE Inverter/Charger | 4,500 W | $1,709.36 | A1 SolarStore | 2.63 W/$ |
| 24 | Sol-Ark Limitless 18K-2P-LV Hybrid Inverter | 18,000 W | $6,999.32 | A1 SolarStore | 2.57 W/$ |
| 25 | EG4 Electronics 18kPV Hybrid Inverter | 12,000 W | $4,699.08 | A1 SolarStore | 2.55 W/$ |
| 26 | Sol-Ark Limitless 15K-2P-N Hybrid Inverter | 15,000 W | $6,099.15 | A1 SolarStore | 2.46 W/$ |
| 27 | MidNite Power MN15-12KW-AIO Hybrid Inverter/Charger | 11,400 W | $5,650.23 | A1 SolarStore | 2.02 W/$ |
| 28 | Sol-Ark Limitless 12K-2P-N Hybrid Inverter | 9,000 W | $4,699.50 | A1 SolarStore | 1.92 W/$ |
| 29 | OutBack Power VFXR3648A Inverter/Charger | 3,600 W | $2,527.44 | A1 SolarStore | 1.42 W/$ |
| 30 | Magnum Energy MSH3012RV-L RV Inverter/Charger | 3,000 W | $2,538.95 | A1 SolarStore | 1.18 W/$ |
Prices checked Oct 1, 2026. Lowest current new price per product, shipping not included.
What warranty does the OutBack Power VFXR3648A Inverter/Charger have?
OutBack Power advertises a 5-year warranty for the OutBack Power VFXR3648A Inverter/Charger. Check OutBack Power's warranty terms before you buy.
Is the OutBack Power VFXR3648A Inverter/Charger in stock?
A1 SolarStore lists the OutBack Power VFXR3648A Inverter/Charger as in stock. Stock can change, so confirm it at checkout.
How does the OutBack Power VFXR3648A Inverter/Charger compare with the Renogy 3500W 48V Solar Inverter Charger?
The OutBack Power VFXR3648A Inverter/Charger delivers 3,600 W of continuous output, and the Renogy 3500W 48V Solar Inverter Charger delivers 3,500 W of continuous output. At their lowest tracked new prices, the OutBack Power VFXR3648A Inverter/Charger is $2,527.44 at A1 SolarStore and the Renogy 3500W 48V Solar Inverter Charger is $769.99 at Renogy. That is 1.42 W/$ for the OutBack Power VFXR3648A Inverter/Charger and 4.55 W/$ for the Renogy 3500W 48V Solar Inverter Charger. See the Renogy 3500W 48V Solar Inverter Charger page for its offers and specs.
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How does the OutBack Power VFXR3648A Inverter/Charger compare with the Magnum Energy MSH3012RV-L RV Inverter/Charger?
The OutBack Power VFXR3648A Inverter/Charger delivers 3,600 W of continuous output, and the Magnum Energy MSH3012RV-L RV Inverter/Charger delivers 3,000 W of continuous output. At their lowest tracked new prices, the OutBack Power VFXR3648A Inverter/Charger is $2,527.44 at A1 SolarStore and the Magnum Energy MSH3012RV-L RV Inverter/Charger is $2,538.95 at A1 SolarStore. That is 1.42 W/$ for the OutBack Power VFXR3648A Inverter/Charger and 1.18 W/$ for the Magnum Energy MSH3012RV-L RV Inverter/Charger. See the Magnum Energy MSH3012RV-L RV Inverter/Charger page for its offers and specs.
How does the OutBack Power VFXR3648A Inverter/Charger compare with the Renogy 3000W 12V Pure Sine Wave Inverter?
The OutBack Power VFXR3648A Inverter/Charger delivers 3,600 W of continuous output, and the Renogy 3000W 12V Pure Sine Wave Inverter delivers 3,000 W of continuous output. At their lowest tracked new prices, the OutBack Power VFXR3648A Inverter/Charger is $2,527.44 at A1 SolarStore and the Renogy 3000W 12V Pure Sine Wave Inverter is $414.99 at Renogy. That is 1.42 W/$ for the OutBack Power VFXR3648A Inverter/Charger and 7.23 W/$ for the Renogy 3000W 12V Pure Sine Wave Inverter. See the Renogy 3000W 12V Pure Sine Wave Inverter page for its offers and specs.
Can I use the OutBack Power VFXR3648A Inverter/Charger in cold weather?
The OutBack Power VFXR3648A Inverter/Charger is rated to run from -40 °C (-40 °F) to 60 °C (140 °F).
Can I connect a generator to the OutBack Power VFXR3648A Inverter/Charger?
Yes. The OutBack Power VFXR3648A Inverter/Charger takes generator power through its AC input, which can charge the batteries and carry your loads.
How efficient is the OutBack Power VFXR3648A Inverter/Charger?
OutBack Power lists a CEC weighted efficiency of 91% for the OutBack Power VFXR3648A Inverter/Charger. CEC weighted efficiency averages an inverter's efficiency across typical power levels, so it is the usual figure for comparing inverters.
Is the OutBack Power VFXR3648A Inverter/Charger certified to connect to the grid?
OutBack Power lists the OutBack Power VFXR3648A Inverter/Charger as certified to UL1741, CSA C22.2 No. 107.1, UL1778. UL 1741 is the US safety standard for inverters that connect to the grid, and the SA and SB supplements cover the grid-support functions many utilities require.
What AC voltage does the OutBack Power VFXR3648A Inverter/Charger output?
OutBack Power lists an AC output voltage of 120 V for the OutBack Power VFXR3648A Inverter/Charger.
What phase is the OutBack Power VFXR3648A Inverter/Charger?
OutBack Power describes the OutBack Power VFXR3648A Inverter/Charger as a single-phase inverter.
What is the manufacturer part number of the OutBack Power VFXR3648A Inverter/Charger?
Our catalog lists the manufacturer part number (MPN) of the OutBack Power VFXR3648A Inverter/Charger as VFXR3648A.
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