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TN Renewables - Professional renewable energy and heating solutions company logo, specializing in sustainable home improvements
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  3. Home Battery Storage

TN Renewables

Derbyshire’s Top-Rated Heat Pump and Solar Panel Specialists

Services

  • Air Source Heat Pumps
  • Home Battery Storage
  • Air Conditioning
  • Underfloor Heating
  • Solar Panels
  • Tesla Powerwall

Contact

  • 07902 127634
  • tnrenewables@gmail.com
  • 42 Ralph Road, Staveley, Chesterfield, S43 3PY

Operating Hours

  • Mon - Fri:07:00 - 20:00
  • Saturday:Closed
  • Sunday:Closed

Rapid Response Service Available

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© 2026 TN Renewables. All Rights Reserved.

Home battery storage system - energy storage solution for storing excess renewable energy and providing backup power during outages
5(5 reviews)

Home Battery Storage & Tesla Powerwall Installation

From consultation to installation, our expert team delivers battery storage solutions that maximise your solar investment and provide energy independence for your home.

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Why Choose TN Renewables for Battery Storage?

MCS certified specialists delivering energy storage solutions across Derbyshire & South Yorkshire

MCS Certified & Tesla Approved

Fully qualified Tesla Powerwall installers with MCS certification ensuring your system meets all industry standards and warranty requirements.

500+ Satisfied Customers

Over 4 years of experience installing battery systems with 5-star Google reviews and a proven track record of successful projects.

Complete Energy Solutions

We integrate battery storage with existing solar panels or provide complete solar-plus-storage systems for maximum energy independence.

Professional Installation

Expert installation with minimal disruption, full system commissioning, and comprehensive handover to ensure optimal performance.

Tesla Powerwall home battery system - advanced energy storage solution for storing solar energy and providing reliable backup power
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How It Works

Understanding Home Battery Storage Systems

Battery storage systems capture and store excess energy from your solar panels or cheap off-peak electricity, allowing you to use this stored power when electricity rates are highest or during power cuts.

How It Works

1

Energy Storage

Your battery charges from solar panels during the day or from the grid during off-peak hours when electricity is cheapest.

2

Smart Energy Management

Advanced inverter technology automatically manages when to store energy, when to use stored power, and when to export to the grid.

3

Backup Power Protection

During power cuts, your battery seamlessly provides backup power to essential appliances, keeping your home running.

4

Bill Reduction

Use stored energy during peak rate periods instead of expensive grid electricity, reducing your bills by up to 70%.

Home battery storage system - energy storage solution for storing excess renewable energy and providing backup power during outages
Key Benefits

The Benefits of Home Battery Storage

Transform how you use and pay for electricity with a professionally installed battery storage system that delivers financial savings and energy security.

Dramatic Bill Reduction
Reduce electricity bills by 50-70% by storing cheap off-peak or free solar energy and using it during expensive peak periods.
Energy Independence
Reduce reliance on the grid and volatile energy prices with your own stored power supply available Rapid Response.
Backup Power Security
Keep essential appliances running during power cuts with automatic backup power that seamlessly kicks in when needed.
Maximise Solar Investment
Store excess solar energy instead of exporting it at low rates, then use it when electricity prices are highest.
Reduce Carbon Footprint
Use more renewable energy and less grid electricity, significantly reducing your home's environmental impact.
Increase Property Value
Modern battery storage systems are attractive to buyers, potentially increasing your property's value and marketability.
Installation Process

Your Battery Storage Installation Journey

From initial consultation to final commissioning, we manage every step of your battery storage installation with minimal disruption and maximum professionalism.

1

Free Consultation & Survey

We assess your energy usage, existing solar system, and electrical setup to recommend the perfect battery storage solution.

2

Custom System Design

Receive a detailed proposal with system specifications, projected savings, and transparent pricing with no hidden costs.

3

Planning & Permissions

We handle all DNO applications and necessary permissions, ensuring your installation meets all regulatory requirements.

4

Professional Installation

Our certified engineers install your battery system with minimal disruption, typically completed within 1-2 days.

5

System Commissioning

Complete system testing, app setup, and handover training so you can monitor and optimise your energy storage.

1

Free Consultation & Survey

We assess your energy usage, existing solar system, and electrical setup to recommend the perfect battery storage solution.

2

Custom System Design

Receive a detailed proposal with system specifications, projected savings, and transparent pricing with no hidden costs.

3

Planning & Permissions

We handle all DNO applications and necessary permissions, ensuring your installation meets all regulatory requirements.

4

Professional Installation

Our certified engineers install your battery system with minimal disruption, typically completed within 1-2 days.

5

System Commissioning

Complete system testing, app setup, and handover training so you can monitor and optimise your energy storage.

5-Star Service

What Our Customers Say

Read reviews from homeowners who've transformed their energy costs with professional battery storage installations

"Tim did a fantastic job fitting me a new air source heat pump at my home. Friendly, knowledgable and hardworking. Unlike most he is able to carry out all aspects of renewable energy installations himself. A one stop shop for your renewable energy needs. Would fully recommend to anyone 👍"
M

Mark Burdett

1 review·1 photo

Fantastic air source heat pump installation

"I recently had a solar system installed by TN Renewable Energy Ltd, and I couldn't be happier with the entire experience. From start to finish, Tim, the installer, demonstrated exceptional professionalism, expertise, and dedication. He took the time to explain every step of the process and ensured everything was installed to the highest standards."
J

Joshua G

5 reviews

Exceptional solar system installation

"Worked along side Tim for years now and he's a a very knowledgeable and trustworthy engineer highly recommend."
J

JCS Plumbing and Heating

Local Guide·28 reviews·9 photos

Knowledgeable and trustworthy engineer

"Tim has come and installed Heat Pump at my house. Very helpful and also came and fixed issue with my underfloor heating even though that wasn't installed by him. Heat pump has been working great now for 1+ year, and his service is top notch."
J

Jay Kurji

4 reviews

Excellent heat pump installation and service

"On time and on budget. Great work ethics. And it's all working flawlessly since the install. Highly recommended!"
P

Piotr Tumilowicz

Local Guide·81 reviews·123 photos

On time, on budget, flawless work

Fully Certified & Accredited Installers

Professional qualifications and industry accreditations you can trust

Gas Safe Register accreditation logo

Gas Safe Register

Gas Safe registered engineers ensuring all gas work meets the highest safety standards

CHAS accreditation logo

CHAS

Contractors Health and Safety Assessment Scheme accredited for health and safety excellence

RECC accreditation logo

RECC

Renewable Energy Consumer Code registered for renewable energy installations

NICEIC accreditation logo

NICEIC

NICEIC registered for electrical and heating system installations

MCS accreditation logo

MCS

Microgeneration Certification Scheme certified for renewable energy systems

Our extensive certifications ensure your battery storage system is installed to the highest safety standards and qualifies for all available warranties and guarantees.

Compare Systems

Tesla Powerwall vs Alternative Battery Storage

Compare the leading battery storage systems to find the perfect solution for your home's energy needs and budget.

ConsiderationTesla PowerwallAlternative Systems
Storage Capacity13.5kWh usable5-20kWh options available
Warranty10 years5-10 years typically
Backup PowerWhole home backupEssential circuits only
App IntegrationTesla app with advanced featuresBasic monitoring apps
InstallationWall or floor mountedVarious mounting options
Price Range£8,000-£12,000£4,000-£10,000
Best ForPremium features & whole home backupBudget-conscious with basic needs
Get Powerwall QuoteExplore Options

Frequently Asked Questions

Everything you need to know about home battery storage installation

Most customers save 50-70% on their electricity bills. The exact savings depend on your energy usage patterns, solar panel output, and local electricity rates. A typical 13.5kWh system can save £800-£1,500 annually on electricity costs.

Tesla Powerwall comes with a 10-year warranty and is designed to retain 70% capacity after 10 years. Most quality battery systems last 10-15 years with proper maintenance. The long lifespan ensures excellent return on investment.

Yes, we can retrofit battery storage to most existing solar panel systems. We'll assess your current setup and recommend compatible battery solutions that integrate seamlessly with your existing installation.

With backup-enabled systems like Tesla Powerwall, your battery automatically provides power to your home during outages. Essential appliances continue running, and you may not even notice the power cut occurred.

Most battery storage installations are permitted development and don't require planning permission. However, we handle all necessary notifications to your DNO (electricity network operator) as part of our service.

Most battery storage installations are completed within 1-2 days depending on system complexity. We minimise disruption and ensure your home's power supply is maintained throughout the installation process.

Battery size depends on your daily energy usage and solar generation. Most homes benefit from 10-15kWh systems. We analyse your energy bills and usage patterns to recommend the optimal size for maximum savings.

While direct grants are limited, you can benefit from 0% VAT on battery storage when installed with solar panels. Additionally, smart export guarantee payments and time-of-use tariffs can maximise your financial benefits.

Still have questions?