Modern home with integrated battery storage system

The Smartest Upgrade for the Modern Home.

From powering your home to charging your EV, our integrated battery systems are the intelligent foundation for a truly sustainable and future-proof lifestyle.

MCS Certified
NICEIC Approved
Gas Safe Registered
HIES Member
Which? Trusted Trader
Octopus Energy Partner

Our Premier System

The Heart of Your Energy Independence

To achieve true energy sovereignty, you need a powerful and intelligent core. We have selected the SunSynk 5.12kWh system as our premier offering, providing best-in-class performance, reliability, and smart energy management to put you in complete control.

This isn't just about storing electricity — it's about taking command of your energy future.

Key Benefits:

  • High energy density: SunSynk batteries store a large amount of energy in a relatively small space
  • Long lifespan: Built with high-quality materials and advanced manufacturing processes for years of reliable service
  • Smart energy management: Remote monitoring and custom charging schedules to optimize energy usage and minimize costs
  • IP65 weatherproof rating: Our batteries are fully weatherproof and we mount them externally where possible for optimal space efficiency and safety
From £4,550

Complete package including installation

SunSynk battery storage system installation

MCS

Certified Installers

No Solar Panels? No Problem!

Unlock the Smart Grid: Profit from Off-Peak Power

You don't need solar panels to make a battery a brilliant financial investment. Our systems allow you to become an intelligent participant in the energy market, buying electricity when it's cheapest and using your own stored power when the grid is most expensive.

With Solar Panels

If you already have solar panels, a storage battery helps you maximize their benefits by storing excess energy generated during the day for use at night or during cloudy days.

  • Store excess solar generation
  • Use solar power 24/7
  • Reduce grid dependence

Without Solar Panels

Even without solar panels, a storage battery is still a valuable addition to your home or business, allowing you to take advantage of time-of-use electricity tariffs.

  • Charge during cheap off-peak rates
  • Use stored energy during peak times
  • Backup power during outages

Ultimately, whether you have solar panels or not, installing a storage battery can help you save money on energy bills, reduce your reliance on the grid, and provide greater energy independence.

Solar & Battery Together

The Ultimate in Energy Sovereignty

Combine the power of solar generation with the security of battery storage to create a truly independent and resilient home. This is the ultimate solution for protecting your family from price hikes, power cuts, and an unpredictable future.

Why Choose Solar & Battery Together?

With rising energy costs, owning a solar panel and battery system provides protection against future price increases and locks in your energy costs.

  • Maximum energy independence
  • Protection from rising energy costs
  • Reduced carbon footprint
  • Sustainable energy for the future

Our Commitment

At CRG, we take pride in providing exceptional customer service and support, ensuring that our solar panel and battery systems meet your specific needs.

By reducing your carbon footprint and providing a sustainable and reliable energy solution for the future, our solar panel and battery packages are a wise investment.

Why Battery Storage Makes Sense

Store solar energy for use when the sun isn't shining
Charge during cheap off-peak rates to save money
Backup power protection during grid outages
Works with or without existing solar panels
MCS certified professional installation
Smart monitoring and custom charging schedules

Why Choose CRG Direct

Professional Battery Installation

Our MCS certified engineers provide complete battery storage solutions from design to installation, ensuring optimal performance and long-term reliability.

MCS certified installers
Full system design service
IP65 weatherproof mounting
Smart monitoring setup
Comprehensive warranties
Ongoing maintenance support
External mounting where possible
Custom charging schedules

System

SunSynk 5.12kWh

Premium battery with 3.6kW inverter

Starting From

£4,550

Complete package including installation

Certification

MCS Certified

Fully accredited installation team

F-Gas Certified
PAS 2030 Certified
SMAS Certified
IAA Member
Constructionline Gold
South East Energy Efficiency Association

Get Started Today

Ready to Take Control of Your Energy Future?

Join thousands of homeowners who have discovered the power of energy independence. Let us design the perfect battery solution for your home.