Allpowers R4000 vs Pecron E3600LFP
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 E3600LFP costs $600 less. Whether that gap is worth closing depends on what you need to run.
- Allpowers R4000 holds 15% more energy (3456Wh vs 3000Wh), so it runs the same load proportionally longer.
- Pecron E3600LFP has 1000W more surge headroom (7000W vs 6000W) — that decides whether a fridge, pump or AC compressor will actually start.
- Pecron E3600LFP is 29.0 lb lighter (77 lb vs 106 lb).
Allpowers R4000
A large expandable unit that undercuts the EcoFlow Delta Pro 3 on price while matching its 4,000W output — the trade is a less established support network.
Best for: Whole-home backup buyers prioritising price per watt over brand.
Where it falls short:
- 106 lb
- Brand support and resale trail the big names
Pecron E3600LFP
A 3kWh unit with 3,600W output and 2,500W solar input at a price well below the flagship majors — strong specs, smaller brand.
Best for: Whole-home backup buyers chasing capacity and solar input per dollar.
Where it falls short:
- 77 lb
- Brand support and resale trail the majors
| Spec | Allpowers R4000 | Pecron E3600LFP |
|---|---|---|
| Price | $2299 | $1699 |
| Capacity | 3456 Wh | 3000 Wh |
| Continuous output | 4000 W | 3600 W |
| Surge output | 6000 W | 7000 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 3,500 | 3,500 |
| Weight (lighter wins) | 106 lb | 77 lb |
| Max solar | 2000 W | 2500 W |
| Recharge time (faster wins) | 1h 30m | 2h |
Runtime head-to-head
| Appliance | Allpowers R4000 | Pecron E3600LFP |
|---|---|---|
| Refrigerator | 49.0 hrs | 42.5 hrs |
| Mini fridge | 93.3 hrs | 81.0 hrs |
| Chest freezer | 36.7 hrs | 31.9 hrs |
| CPAP machine | 73.4 hrs | 63.8 hrs |
| Sump pump | 3.7 hrs | 3.2 hrs |