EcoFlow EF-HD-P3-S1 EF HD-P3-20K0-S1 vs Sigenergy SigenStor-EC-TP SigenStor EC 20 TP
Both are inverters. Every figure below is a stored value from our catalogue — where a product does not publish one, the cell says so rather than guessing.
Specifications side by side
| Specification | EcoFlow EF-HD-P3-S1 EF HD-P3-20K0-S1 | Sigenergy SigenStor-EC-TP SigenStor EC 20 TP |
|---|---|---|
| AC output power | 20 kW | 20 kW |
| Type | Hybrid | Hybrid |
| MPP trackers | 3 | 4 |
| Phase | 3P | 3P |
| Max PV input current | 38 A | 16 A |
| Max PV input voltage | 1000 V | 1100 V |
| Max PV array power | 35000 Wp | 32000 Wp |
| Inverter Form | AllInOne | AllInOne |
Specification provenance: Unverified imported catalogue data on both sides — per-field datasheet citations are being added as documents are processed.
Physical & sourcing
| Width × Height × Depth | 520 × 640 × 250 mm | 520 × 640 × 250 mm |
|---|---|---|
| Weight | 45 kg | 45 kg |
| Country of origin | CN | CN |
Dimensions: EcoFlow EF-HD-P3-S1 EF HD-P3-20K0-S1 — estimated from comparable equipment — not a measurement; Sigenergy SigenStor-EC-TP SigenStor EC 20 TP — estimated from comparable equipment — not a measurement.
Which should you choose?
We deliberately do not pick a winner: the right choice depends on your roof, your existing equipment and your tariff, and we hold no evidence that would justify a general ranking. Put both through a full compatibility-checked design instead.
Design a system with either