Home Energy Storage

Home
Power Wall

The only home battery with a built-in 7 kW EV charger. Stack up to 3 units for 15.96 kWh of whole-home storage, completely self-contained.

5.32kWh
Per unit
7kW
Built-in EV charger
IP65
Indoor / outdoor
Talk to an Engineer All ESS Products
Neutron Systems / ESS / Home Power Wall
Configurations

Scale to your needs.

Every unit includes the integrated 7 kW EV charger. Add units as your storage needs grow. No rewiring required.

Single Unit
5.32kWh

Ideal for households with moderate solar generation. Covers evening peaks and morning EV top-up.

1 × Power Wall module
Dual Unit · Recommended
10.64kWh

Most popular configuration. Full daily cycle for a typical UK household plus overnight EV charging.

2 × Power Wall modules
Triple Unit
15.96kWh

Maximum home configuration. Stores a full sunny day of solar generation plus 2–3 days of evening supply.

3 × Power Wall modules
Neutron Home Power Wall
Unique Feature

Battery and EV charger.
One box.

The Home Power Wall is the only residential storage product with a fully integrated 7 kW OCPP-connected EV charger. No separate wallbox. No second installation. One unit handles both jobs.

  • 7 kW Mode 3 AC charger: Type 2 tethered or socket
  • OCPP 1.6J connected: integrates with Electron CMS
  • Smart charging: prioritises solar excess before grid
  • Schedule charging via app to off-peak tariffs
  • Vehicle-to-Home (V2H) ready (future firmware update)
Full Specifications

Home Power Wall

Battery
Cell ChemistryLFP (LiFePO₄)
Nominal Capacity5.32 kWh per unit
Usable Capacity5.12 kWh (at 25°C)
Nominal Voltage51.2 V DC
Depth of Discharge95%
Round-trip Efficiency≥ 92%
Calendar Life15+ years
Cycle Life10,000+ cycles at 80% DoD
EV Charger (Integrated)
Charging Power7 kW (32 A, single-phase)
ConnectorType 2 (IEC 62196-2) tethered, 5 m
Charging ModeMode 3 (IEC 61851-1)
OCPP VersionOCPP 1.6J
AuthenticationRFID, App, Auto
Smart ChargingSolar excess priority, schedule, tariff-aware
Grid Connection
AC Input/Output230 V, single-phase, 50 Hz
Max Charge Power (from grid)5 kW
Max Discharge Power3.6 kW AC (home supply)
Grid CompatibilityG98 / G99 (UK DNO)
Anti-islandingYes, automatic
Island ModeYes (backup power, off-grid)
Transfer Time< 20 ms (seamless backup)
Connectivity
CommunicationWi-Fi 2.4/5 GHz, Ethernet, RS485
Monitoring AppiOS / Android
PlatformNeutron Electron CMS
Remote UpdatesOTA firmware via app
Physical
Dimensions (H×W×D)840 × 600 × 200 mm
Weight~52 kg per unit
EnclosureIP65 (indoor or outdoor)
MountingWall-mount (bracket included)
Operating Temperature-10°C to +50°C
Thermal ManagementNatural convection + smart fan
ColourMatte white
Safety & Compliance
StandardsIEC 62619, IEC 62040, BS EN 50549
BMS ProtectionOvervoltage, undervoltage, overcurrent, short circuit, overtemperature, cell balancing
CertificationsCE, UKCA, G98/G99 DNO approved
Warranty10 years or 6,000 cycles
In the box
  • Power Wall unit (per module)
  • Wall-mount bracket
  • 5 m Type 2 EV cable (tethered)
  • AC connection harness
  • Commissioning manual
  • RFID fob (×2)
Installation

Requires MCS-certified installer. Neutron-approved installer network available across the UK.

Find an Installer Download Datasheet

Ready to go off-peak?

Talk to a Neutron-approved installer about a Home Power Wall system for your property.

Find an Installer
Get in touch

Let's talk.

Product enquiries, project scoping, and partnership opportunities. Our engineering team responds within one business day.

Email
info@neutron-systems.com
Phone
0333 577 8886
Address

9 Mallow Street, London, EC1Y 8RQ
United Kingdom

Follow us