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Battery quote:
3G6SABJXY5

Battery Storage

Energy independence starts here

✓ MCS Certified
★★★★★ 4.8 Google Rating
●● 20+ Years' Experience
Tailored hardware packages
Storage capacity
Use the slider to select you preferred minimum usable storage capacity.
Top tip: the depth of discharge on a battery determines how much real usable capacity there is. We take this into account in the recommended hardware.
30 kW
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30kW
Include backup gateway?
A backup gateway automatically switches you to battery power during grid outages
2 packages available
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Fox - Battery Only
3 x EP12 11.52 kWh (10 Year Warranty)
34.56 kWh total storage | 31.1 kWh usable

Introducing the Fox Battery-Only Package from Menai Heating , a powerful and efficient solution for modern energy storage. This package features your choice of either the Fox EP5 5.18kWh High Voltage Battery or the Fox EP12 11.52kWh High Voltage Battery, paired with a 3.7kW Charger Inverter. Both are backed by a comprehensive 10-year warranty, ensuring long-lasting performance and peace of mind.

Designed by the renowned manufacturer, Fox ESS, these batteries deliver high performance and are the first slimline, wall-mountable batteries from the brand. Compatible with all Fox ESS single and 3-phase AC-Coupled and Hybrid Solar Inverters, these batteries offer a versatile solution for various energy needs.

The Fox EP5 and EP12 batteries are part of the EP Series, known for its high performance and scalability. Their slim design and minimal depth make them suitable for a range of install locations, and they can be installed in parallel for enhanced storage capacity.

With the Fox ESS Junction Box, additional batteries can be installed, allowing for a maximum storage capacity of up to 46.08kWh and even up to 82.88kWh when paired with the Fox H3 PRO hybrid inverter.

Importantly, these batteries come with the advanced Fox Cloud 2.0 system, allowing you to monitor your battery in real-time, view historical charging data, and control your charging schedule directly from your smartphone or tablet.

Invest in the Fox - Battery Only Package for an energy-efficient, reliable and scalable solution for your heating and cooling needs. Enjoy the peace of mind that comes from knowing you're reducing your carbon footprint and combatting fuel poverty with this high-quality, renewable energy solution.

  1. Energy-Efficient Solution: The Fox - Battery Only Package offers a high-performance, energy-efficient solution, helping you reduce your carbon footprint and combat fuel poverty.
  1. High Capacity: With the ability to install additional batteries, you can achieve a maximum storage capacity of up to 82.88kWh, ensuring ample energy is available whenever needed.
  1. Advanced Monitoring: The integrated Fox Cloud 2.0 system allows real-time monitoring and control of your battery, offering convenience and smart energy management at your fingertips.
£10,446.66
estimated price
no VAT applicable
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Sigenergy - Battery
5 x Sigen Battery 6kWh
30.1 kWh total storage

SigEn Battery

The Sigenergy Sigen Battery is a modular home battery storage system designed to help homeowners store more of the solar energy they generate during the day and use it later when they need it most. Built using advanced LFP battery technology, it offers high performance, long cycle life and enhanced safety protection, whilst giving homeowners the flexibility to expand storage capacity as energy needs grow. With its slim modern design, intelligent energy management and seamless integration with solar and EV charging, the Sigen Battery is designed to create a smarter and more energy-independent home.

SigEn Hybrid Inverter

The Sigen Hybrid Inverter combines high-performance solar technology with a sleek, ultra-slim design to create a quieter, smarter and more future-ready energy system. Designed for modern homes, it delivers industry-leading efficiency, silent fanless operation and seamless compatibility with battery storage, helping homeowners maximise self-consumption and take greater control of their energy use. With IP66 protection, advanced safety features and scalable battery integration, the Sigen Hybrid Inverter is built for long-term reliability and future expansion.

£15,203.86
estimated price
no VAT applicable

Benefits of Battery Storage

Store more of your own energy, reduce your electricity bills and take greater control of how you power your home.

£

Cost Savings

Battery storage lets you keep the solar energy your panels generate during the day instead of exporting it to the grid. Use that stored energy during the evening when electricity costs are typically higher, helping to reduce bills and maximise the value of your solar system.

Energy Independence

Store excess solar energy during the day and use it when you need it most. Battery storage reduces your reliance on the national grid, giving you greater control over your energy use and protection from rising electricity prices.

Minimise Your Carbon Footprint

By storing and using more of the clean electricity your solar panels generate, you reduce your reliance on grid electricity and lower your home's carbon emissions, helping to create a cleaner, greener future.

What's included in our prices?
Connection to Existing Solar PV (where applicable)
Have an existing PV system? We'll connect it.
DNO Application
G98 Application made on your behalf when needed
Warranty Registration
Warranty Registration for Battery and Inverter
Customer Handover Pack
A full handover pack will be provided on completion.
Why choose us?
Trustmark
Trustmark
Government endorsed quality
RECC
RECC
We are part of the Renewable Energy Consumer Code
MCS
MCS
We are MCS Certified
NAPIT
NAPIT
We are members of NAPIT
Need help?
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Can't see your preferred product or need some assistance? We are on hand to help. Just click the button below. Or call us directly on 01248 421044.

Why Choose Menai?

Professionally designed battery storage, premium products and dedicated support from an experienced local team.

Bespoke System Design

We assess your electricity usage, solar generation and household routines to recommend the right battery capacity for your home and energy goals.

Premium Products

We carefully select high-quality battery systems from trusted manufacturers, offering reliable performance, strong warranties and long-term value.

20+ Years’ Experience

More than two decades in renewable energy gives our team the technical knowledge and practical experience needed to deliver dependable energy solutions.

Trusted Partners

We work with leading battery and solar manufacturers, supported by recognised training, certifications and established industry partnerships.

Battery Storage Specialists

Our team understands how solar generation, household consumption and electricity tariffs work together to deliver an effective battery storage system.

Dedicated Aftercare

Your dedicated Customer Liaison Officer provides ongoing support, helping you understand your battery, monitor performance and get the most from your stored energy.

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