Samlex PST-2000-48
#1 in Over 1,500 WFull review
For a 48 V cabin or shop that needs a UL-listed 2,000 W inverter with outlets and a hardwire terminal.
The Samlex PST-2000-48 rates 3.5 among over 1,500 W 48V inverters; the AIMS Power 2000W 48V Inverter Charger rates 3.0 among 120V inverter-chargers ones.
AIMS Power 2000W 48V Inverter Charger
For a small 48 V off-grid cabin or backup setup that wants transformer-based surge and a built-in charger at a modest price. Its 20 A charger suits smaller banks.
Amazon $1,007$1,007
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 (over 1,500 W and 120V 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 | Samlex PST-2000-48 | AIMS Power 2000W 48V Inverter Charger |
|---|---|---|
| Overall rating | 3.5/5 | 3.0/5 |
| Value 30% | 50 no current price (neutral score used) | 46 $0.50 per continuous watt |
| Idle draw 15% | 65 24 W idle with nothing plugged in | 74 28 W idle with nothing plugged in |
| Safety listing 15% | 100 Intertek ETL listed; conforms to UL 458 and certified to CSA C22.2 No. 107.1 | 0 no UL 458 or UL 1741 listing stated |
| Warranty 15% | 50 3-year warranty | 50 3-year warranty |
| Features 15% | 20 optional remote, hardwire terminal; no app | 50 optional remote, app add-on, lithium charge profile, hardwire terminal |
| Efficiency 10% | 56 90% peak efficiency (maker rating) | 33 88% peak efficiency (maker rating) |
Specifications
| Samlex PST-2000-48 | AIMS Power 2000W 48V Inverter Charger | |
|---|---|---|
| Output | ||
| Type | Pure sine wave inverter | Pure sine wave inverter-charger |
| AC output | 120 V | 120 V |
| Continuous power | 2,000 W | 2,000 W |
| Surge power | 3,500 W | 6,000 W for 20 s |
| DC input range | 42 to 64 V | 40 to 64 V |
| Idle draw | 24 W (0.5 A at 48 V) | 28 W (0.6 A at 48 V) |
| Power-saving draw | - | 12.7 W |
| Peak efficiency | 90% | 88% |
| Connections | ||
| AC outlets | 2 | 2 |
| GFCI outlets | Yes | No |
| Hardwire terminal | Yes | Yes |
| USB ports | None | None |
| Transfer switch | No | Yes |
| Pass-through rating | - | 30 A |
| Charger | - | 20 A |
| Lithium charge profile | - | Yes |
| Parallel units | No | No |
| Control and build | ||
| Remote | Optional extra | Optional extra |
| App | No | Optional add-on |
| Display | No | No |
| Safety listing | Intertek ETL listed; conforms to UL 458 and certified to CSA C22.2 No. 107.1 | No |
| Design | - | Low-frequency (transformer) |
| Cooling | fan | load-controlled fan |
| Dimensions | 263 x 468 x 106 mm (10.35 x 18.43 x 4.16 in) | 16.48 x 8.74 x 7.1 in |
| Weight | 15.6 lb | 42 lb |
| Warranty | 3 years | 3 years |
| Released | - | 2015-10 |