LG Chem RESU 10kWh Compact Battery Storage System

£3,333.33 ex VAT£4,000.00 inc VAT

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Product features

  • A high quality battery storage solution
  • Compact & lightweight design
  • Floor or wall-mounted installation
  • For both indoor & outdoor use
  • Simplified inverter connections
  • Safe lithium-ion technology
Product code: RESU10
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Description

The LG Chem RESU 10kWh Battery Storage System is a compact, lightweight and premium-quality battery storage solution designed to allow easy wall-mounted or floor-standing installation, for both indoor and outdoor applications. A leading global manufacturer of Lithium-ion batteries, LG Chem is made with a lithium-ion battery that is both proven in the automotive and ESS markets. The inverter connections have also been simplified, reducing installation time and costs.

The RESU 10kWh allows homeowners to take control of their energy usage, reduce reliance on the grid, and maximise the value of solar power generation. Its sleek design and quiet operation make it an ideal choice for residential environments where both performance and aesthetics matter.

Built with advanced lithium-ion technology, the RESU 10kWh offers exceptional efficiency and long-lasting durability. Its high round-trip efficiency ensures more of the energy you generate is stored and used effectively, while its robust construction provides dependable backup power during outages. The system integrates seamlessly with compatible inverters and smart energy management platforms, offering real-time monitoring and intelligent optimisation to help reduce household energy costs.

The LG Chem RESU 10kWh is also suitable for both new and existing solar PV systems. Whether you want to increase self-consumption, provide home backup power, or reduce peak-time energy charges, this battery system offers a dependable and future-ready solution for modern domestic energy storage.

  • 10kWh capacity for substantial home energy storage (8.8kWh usable energy)
  • High round-trip efficiency, maximising the value of your solar generation
  • Compact, wall-mountable design ideal for residential spaces
  • Advanced lithium-ion technology for durability, safety, & long service life
  • Seamless integration with leading inverters & energy management systems
  • Backup power capability, ensuring essential circuits stay powered during outages*
  • Quiet, low-maintenance operation suitable for indoor or outdoor installations
  • Optimised for self-consumption, reducing grid reliance & energy bills

*Depending on inverter and installation.

Specifications

  • Battery Type: Lithium Ion
  • Nominal Energy: 10000Wh
  • Depth of discharge: 90.00%
  • Voltage: 48V
  • Continuous Discharge Rate (Normal Use): 5000W
  • Maximum Discharge Rate (5 Minutes): 5000W
  • Surge Discharge Rate (15 Seconds): 5000W
  • Maximum Charge Rate (5 Minutes): 5000W

Please note this is a low voltage battery and is not compatible for use with high voltage chargers. Please check compatibility if you are unsure.

INSTALLER NOTICE: From January 2019 all LG Chem RESU battery warranties can only be activated by installer with relevant certification.

Code: RESU10

DELIVERY INFORMATION

Fast, reliable UK delivery

  • FREE UK delivery (2–3 working days) on orders over £99 exVAT (order before 4pm)*.
  • Orders under £99 exVAT are charged £6 inc VAT (£5 exVAT).
  • Need it quickly? Choose from our Next Working Day & Saturday delivery options below (order before 2pm).

Delivery options & rates

Delivery OptionDelivery TimeCost
Standard Delivery2-3 working days£6.00 (£5.00 exVAT)
FREE Standard Delivery (orders over £99 exVAT)*2-3 working daysFREE
Next Working Day Delivery (order before 2pm)Next working day£9.99 (£8.33 exVAT)*
Next Working Day by 12pm  (order before 2pm)Next working day£20.00 (£16.67 exVAT)
Next Working Day by 10:30am  (order before 2pm)Next working day£21.60 (£18.00 exVAT)
Saturday Delivery  (order before 2pm Friday)    Next working day£20.00 (£16.67 exVAT)
Northern Ireland, Highland  & Islands Delivery  3-5 working days£9.99 (£8.33 exVAT)

Important: Orders placed after 2pm on Friday (or over the weekend) are processed on Monday for next working day delivery. Next Day & Saturday Delivery options NOT available on all products.

*FREE Standard & Next day delivery available on select products and will be clearly shown on the product page.


What to expect

  • We dispatch Monday - Friday (excluding public holidays).
  • Once dispatched, you’ll receive tracking information (where available).
  • If delivery is delayed for any reason, we’ll contact you as soon as possible with an updated estimate.

Please note: we cannot be held responsible for missed deliveries. Customers are advised to check their spam or junk folder to ensure tracking information and estimated delivery details are received.


Specialist product delivery

Some products require specialist handling:

  • For Portable power please allow up to 4 working days for delivery.
  • Solar panels are shipped via our £100 pallet delivery service.
  • In some cases a third-party supplier may fulfil your order directly.

Delivery areas & restrictions

  • Northern Ireland, Scottish Highlands & Channel Islands: please contact us for shipping rates.
  • Portable power to Northern Ireland: we can’t currently ship these items due to insurance issues with the courier.
  • International delivery: unfortunately we do not currently offer international shipping.

Questions, problems, or returns?

RETURN POLICY

Last updated May 23, 2024

Thank you for your purchase, we hope you are happy with it.

However, if you are not completely satisfied with your purchase for any reason, you may return it to us for a full refund, store credit, or an exchange; please see below for more information on our returns policy.

RETURNS

If you find you have received the wrong or damaged item(s), you need to contact us within 7 days of receipt of goods. Any time after this you are responsible for returning the goods at your own cost following the standard returns process.

All returns must be postmarked and in writing within fourteen (14) days of the purchase date. All returned items must be in a new, unopened and unused condition, with all original tags and labels attached.


RETURN PROCESS

To return an item, please click the ‘Download Returns Form’ below and complete all data fields. You can then email this to our team once completed.
Place your item(s) securely in its original packaging along with the returns form.
Please note that the RMA# on the returns address is your original order number; please ensure to reference this on the returns address, as per below.
You are now ready to mail your return to the following address:

Attn: Returns
RMA #/Order No -
Eco WizardUnderfloor Wizard Ltd t/a ECO Wizard
Beechfield House
Winterton Way
Macclesfield
Cheshire
SK11 0LP
United Kingdom

We ask that all customers when returning products send the goods via a trackable courier service. Underfloor Wizard Ltd t/a ECO Wizard will not be held responsible for goods which do not arrive at our premises.

Please note, you will be responsible for all return shipping charges, unless in the instance of damaged/faulty goods received in which case we can issue you with a returns label to cover the cost of postage.

Download Returns Form

REFUNDS

After receiving your return and inspecting the condition of your item, we will process your return or exchange. Please allow at least seven (7) days from the receipt of your item to process your return or exchange. Refunds may take 1-2 billing cycles to appear on your credit card statement, depending on your credit card company. We will notify you by email when your return has been processed.

Faults on installed products: 

If a product that has been installed develops a fault, please contact us, do not uninstall the product yourself. We will arrange for an engineer or technical support from the brand to assist with diagnosing the fault. Once the fault has been confirmed we can then arrange for the necessary next steps to occur.


EXCEPTIONS

The following items cannot be returned or exchanged:

  • opened box, damaged, missing or incomplete items cannot be returned.
  • items that have been installed.


QUESTIONS
If you have any questions concerning our return policy, please contact us at: returns@ecowizard.co.uk

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