A proven RV and boat inverter-charger with a higher surge rating than the newer MultiPlus 12/2000. Worth it if you start motor loads; otherwise the newer model is cheaper.
Amazon DRSA $904.40The Victron MultiPlus Compact 12/2000 120V rates 4.3 among inverter-chargers 12V inverters; the Samlex NTX-1500-12 rates 3.4 among 1,100 to 2,000 W ones. The Samlex NTX-1500-12 costs $481.90 less ($422.50 vs $904.40).

For RVs and vans that want a listed inverter for a microwave or coffee maker at a fair price.
Amazon $422.50Prices 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 (inverter-chargers and 1,100 to 2,000 W), 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 | Victron MultiPlus Compact 12/2000 120V | Samlex NTX-1500-12 |
|---|---|---|
| Overall rating | 4.3/5 | 3.4/5 |
| Value 30% | 58 $0.56 per continuous watt | 47 $0.28 per continuous watt |
| Idle draw 15% | 100 0.8 A idle (about 9 W) with nothing plugged in | 80 0.8 A idle (about 9.6 W) with nothing plugged in |
| Safety listing 15% | 100 LabTest certified to UL 458 (certificate LC20173-1) | 100 Intertek ETL listed; conforms to UL 458 and certified to CSA C22.2 No. 107.1 |
| Warranty 15% | 100 5-year warranty | 25 2-year warranty |
| Features 15% | 65 optional remote, app add-on, lithium charge profile, hardwire terminal | 25 remote included; no app |
| Efficiency 10% | 78 92% peak efficiency (maker rating) | 61 90.5% peak efficiency (maker rating) |
Specifications
| Victron MultiPlus Compact 12/2000 120V | Samlex NTX-1500-12 | |
|---|---|---|
| Output | ||
| Type | Pure sine wave inverter-charger | Pure sine wave inverter |
| Continuous power | 1,600 W | 1,500 W |
| Surge power | 4,000 W | 3,000 W for 1 s |
| DC input range | 9.5 to 17 V | 10.5 to 16.3 V |
| Idle draw | 0.8 A (9 W) | 0.8 A (9.6 W) |
| Power-saving draw | 0.2 A | - |
| Peak efficiency | 92% | 90.5% |
| Connections | ||
| AC outlets | 0 | 2 |
| GFCI outlets | No | Yes |
| Hardwire terminal | Yes | No |
| USB ports | None | None |
| Transfer switch | Yes | No |
| Charger | 80 A | - |
| Lithium charge profile | Yes | - |
| Parallel units | Yes | No |
| Control and build | ||
| Remote | Optional extra | Included |
| App | Optional add-on | No |
| Display | No | No |
| Safety listing | LabTest certified to UL 458 (certificate LC20173-1) | Intertek ETL listed; conforms to UL 458 and certified to CSA C22.2 No. 107.1 |
| Cooling | fan | load-controlled fan |
| Dimensions | 520 x 255 x 125 mm (20.5 x 10.0 x 5.0 in) | 216 x 333 x 92 mm |
| Weight | 28.7 lb | 7.8 lb |
| Warranty | 5 years | 2 years |