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E3/DC S10 X COMPACT vs Sessy 2.0 10 kWh

Usable capacity: E3/DC S10 X COMPACT 11.2 kWh, Sessy 2.0 10 kWh 10.4 kWh. The E3/DC S10 X COMPACT is better on 3 of 6 comparable points.

Who wins where

  • E3/DC S10 X COMPACT
  • Sessy 2.0 10 kWh
GeneralPerformanceDimensions & weightWarranty & lifespan
General: E3/DC S10 X COMPACT 50, Sessy 2.0 10 kWh 50; Performance: E3/DC S10 X COMPACT 56, Sessy 2.0 10 kWh 25; Dimensions & weight: E3/DC S10 X COMPACT 3, Sessy 2.0 10 kWh 7; Warranty & lifespan: E3/DC S10 X COMPACT 49, Sessy 2.0 10 kWh 49

Biggest differences

FactS10 X COMPACT2.0 10 kWh
Min. operating temperature5 °C0 °C
Discharge power (continuous)6 kW1.7 kW
Charge power (continuous)6 kW2.2 kW
Usable capacity11.2 kWh10.4 kWh
All specifications ↓

Score per area = position (0–100) relative to all 130 models in this category; higher is better.

Technical specifications E3/DCS10 X COMPACT Sessy2.0 10 kWh
General
Cell chemistry LFP 1 LFP 2
Smart charging on dynamic prices Yes 1 Yes 2
Wi-Fi / app – Yes 2
Performance
Usable capacity 11.2 kWh ✓ 1 10.4 kWh 2
Nominal capacity – 11 kWh 2
Expandable up to – 31.2 kWh 2
Charge power (continuous) 6 kW ✓ 1 2.2 kW 2
Discharge power (continuous) 6 kW ✓ 1 1.7 kW 2
Electrical
Phases 3 1 1 2
Dimensions & weight
IP rating IP20 1 IP20 2
Min. operating temperature 5 °C 1 0 °C ✓ 2
Width 590 mm 1 410 mm 2
Height – 780 mm 2
Depth 500 mm 1 270 mm 2
Weight – 96 kg 2
Warranty & lifespan
Warranted cycles – 6,000 2
Warranty 10 years 1 10 years 2

Sources

  1. Technische Daten Hauskraftwerk S10 X (Aufbauvariante COMPACT), 25. September 2026 — HagerEnergy GmbH · accessed 29 Sept 2026
  2. Sessy 2.0 10 kWh – specificaties, 09/2025 (tekst herkend met OCR) — Sessy B.V. · accessed 27 Sept 2026