Renogy Pro 2000W Pure Sine
A good fit for RVs and vans that run a fridge or fan all night, since the low idle draw saves battery. Expect to hardwire it rather than plug into the unit.
Amazon $333.99$333.99
The Renogy Pro 2000W Pure Sine rates 4.0 among 1,100 to 2,000 W 12V inverters; the Magnum Energy MS2012 rates 3.1 among inverter-chargers ones. The Renogy Pro 2000W Pure Sine costs $1,776.44 less ($333.99 vs $2,110.43).
Magnum Energy MS2012
#35 in Inverter-chargersFull review
For full-time RVers who want a rugged low-frequency inverter-charger that will start air conditioners and charge fast from a generator.
Amazon $2,110.43$2,110.43
Prices were last checked October 24, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different size classes (1,100 to 2,000 W and inverter-chargers), and each is scored against the reference points for its own class, so a rating says how well each does among its own size peers. How we rank explains each factor.
| Factor weight | Renogy Pro 2000W Pure Sine | Magnum Energy MS2012 |
|---|---|---|
| Overall rating | 4.0/5 | 3.1/5 |
| Value 30% | 79 $0.17 per continuous watt | 0 $1.05 per continuous watt |
| Idle draw 15% | 80 0.8 A idle (about 9.6 W) with nothing plugged in | 50 2.1 A idle (about 25 W) with nothing plugged in |
| Safety listing 15% | 100 UL 458, CSA C22.2 No. 107.1-01 (certification marks: UL, CSA) | 100 ETL listed to UL/cUL 458, CSA C22.2 No. 107.1-01; meets KKK-A-1822E |
| Warranty 15% | 25 2-year warranty | 50 3-year warranty |
| Features 15% | 70 remote included, app, hardwire terminal | 65 optional remote, app add-on, lithium charge profile, hardwire terminal |
| Efficiency 10% | 78 92% peak efficiency (maker rating) | 62 90.6% peak efficiency (maker rating) |
Specifications
| Renogy Pro 2000W Pure Sine | Magnum Energy MS2012 | |
|---|---|---|
| Output | ||
| Type | Pure sine wave inverter | Pure sine wave inverter-charger |
| Continuous power | 2,000 W | 2,000 W |
| Surge power | 4,000 W for 150 ms | 3,300 W for 5 s |
| DC input range | - | 9 to 16.8 V |
| Idle draw | 0.8 A (9.6 W) | 2.1 A (25 W) |
| Power-saving draw | - | 0.7 A |
| Peak efficiency | 92% | 90.6% |
| Connections | ||
| AC outlets | 2 | 0 |
| GFCI outlets | Yes | No |
| Hardwire terminal | Yes | Yes |
| USB ports | 1 | None |
| Transfer switch | No | Yes |
| Charger | - | 100 A |
| Lithium charge profile | - | Yes |
| Parallel units | No | No |
| Control and build | ||
| Remote | Included | Optional extra |
| App | Built in | Optional add-on |
| Display | - | No |
| Safety listing | UL 458, CSA C22.2 No. 107.1-01 (certification marks: UL, CSA) | ETL listed to UL/cUL 458, CSA C22.2 No. 107.1-01; meets KKK-A-1822E |
| Cooling | fan | fan |
| Dimensions | 16.41 x 9.86 x 3.8 in | 13.75 x 12.65 x 8.0 in (34.9 x 32.1 x 20.3 cm) |
| Weight | 10.7 lb | 42 lb |
| Warranty | 2 years | 3 years |