Fox ESS AC1-G2 AC1-6.0-G2 vs Sigenergy SigenStor-EC-SP SigenStor EC 6 SP
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 | Fox ESS AC1-G2 AC1-6.0-G2 | Sigenergy SigenStor-EC-SP SigenStor EC 6 SP |
|---|---|---|
| AC output power | 6 kW | 6 kW |
| Type | Battery | Hybrid |
| Phase | 1P | 1P |
| MPP trackers | Not published | 3 |
| Max PV input current | Not published | 16 A |
| Max PV input voltage | Not published | 600 V |
| Max PV array power | Not published | 12000 Wp |
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 | 400 × 480 × 165 mm | 400 × 480 × 165 mm |
| Weight | 18 kg | 18 kg |
| Country of origin | CN | CN |
| Stocked by Minute Solar | Yes | Yes |
Dimensions: Fox ESS AC1-G2 AC1-6.0-G2 — estimated from comparable equipment — not a measurement; Sigenergy SigenStor-EC-SP SigenStor EC 6 SP — 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