Growatt INFINITY 1500 vs Pecron E2000LFP
Side-by-side on the specs that decide it — surge, capacity, runtime and price.
Both models' specs verified against manufacturer listings · Last updated
The short answer
Pecron E2000LFP costs $100 less. Whether that gap is worth closing depends on what you need to run.
- Pecron E2000LFP holds 27% more energy (1920Wh vs 1512Wh), so it runs the same load proportionally longer.
- Pecron E2000LFP has 1000W more surge headroom (4000W vs 3000W) — that decides whether a fridge, pump or AC compressor will actually start.
- Growatt INFINITY 1500 is 7.5 lb lighter (37.5 lb vs 45 lb).
- Pecron E2000LFP is rated for 3,500 cycles vs 3,000 — meaningful if you cycle it daily.
We'd skip the Growatt INFINITY 1500 in this matchup. It costs $100 more than the Pecron E2000LFP while matching or trailing it on capacity, surge and cycle life — there's no spec here that justifies the premium.
A capable mid-size that flies under the radar. Solid 2,000W output and fast charging, let down mainly by a shorter warranty than the big brands.
Best for: Value hunters who want 1.5kWh and don't need the longest warranty.
Where it falls short:
- 3,000W surge is modest for the output
- 3-year warranty vs 5 from the majors
An expandable 2kWh-class unit at a sub-$1,000 list — aggressive pricing that has made Pecron a quiet favourite among off-grid forums.
Best for: Off-grid DIYers who want expandable capacity for the least outlay.
Where it falls short:
- Smaller brand, patchier support
- Firmware and app less polished than the majors
| Spec | Growatt INFINITY 1500 | Pecron E2000LFP |
|---|---|---|
| Price | $1099 | $999 |
| Capacity | 1512 Wh | 1920 Wh |
| Continuous output | 2000 W | 2000 W |
| Surge output | 3000 W | 4000 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 3,000 | 3,500 |
| Weight (lighter wins) | 37.5 lb | 45 lb |
| Max solar | 800 W | 1200 W |
| Recharge time (faster wins) | 1h 50m | 1h 30m |
Runtime head-to-head
| Appliance | Growatt INFINITY 1500 | Pecron E2000LFP |
|---|---|---|
| Refrigerator | 21.4 hrs | 27.2 hrs |
| Mini fridge | 40.8 hrs | 51.8 hrs |
| Chest freezer | 16.1 hrs | 20.4 hrs |
| CPAP machine | 32.1 hrs | 40.8 hrs |
| Sump pump | ❌ | 2.0 hrs |