Free tools Windows power users keep installed
One-click scans. No signup required.
ThatPainter is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Learn More
Community batteries are shared energy-storage systems that let multiple homes, businesses, or local network users use stored electricity without each installing a battery. They are becoming a significant project type in Australia and an emerging one in the UK, but the evidence does not support calling them universally mainstream yet: the UK government described the sector as nascent in its 2026 call for evidence, while Australia has longer-running programs and operating examples.
As an Amazon Associate I earn from qualifying purchases.
The practical promise is straightforward—store surplus solar, discharge it when demand or prices rise, and potentially provide services to the electricity network. The hard part is not only the battery. Metering, tariffs, ownership, software, supplier participation, planning, and a fair method for allocating costs and benefits determine whether a project works for its neighborhood.
What is a community battery?
A community battery is a shared battery connected to a group of local electricity users or to the distribution network. It is generally larger than a household battery and smaller than a utility-scale installation. Australian regulator material places a typical community-battery capacity between 100 kW and 5 MW, with a single system potentially serving several hundred nearby homes and small businesses.
Popular on Amazon
- Great Value Paint Brush Set: Soucolor 20 acrylic paint brushes come in 10 different sizes, making them ideal for fine detailing, model painting, rock painting, nail art, face painting, DIY crafts, and general art projects. The varied brush sizes give you better control for both delicate lines and broader color coverage, while the soft bristles deliver smooth, consistent results on acrylic, oil, watercolor, canvas, wood, ceramic, and more.
- Awesome Set of Paint brushes: Professional paint brushes can cover all of your needs. The multi-purposed brushes are ideal for Watercolor, Oil, Gouache, enamel, Acrylic Painting, Body, Nail, Face Painting, Miniature, Model, Wood, Glass, Cup, Ceramic, Fine work, Art class, Craft Art Painting, DIY Art Crafts etc.
- Soft and long-lasting: The bristles are soft and strong, with nickel metal ferrules and blue wooden handles. After cleaning, the bristles will become soft and fluffy again and will not fall off.
- Easy to clean: it’s very convenient to Wash well in soap and water. Retain shape after drying. the brushes hold up very well. Nice selection to beginners and professionals. Keep them clean and they last a long time.
- Perfect for All Painters & Occasions: Suitable for art beginners, hobbyists and professional artists. Great for art class, home creation, travel painting and DIY handmade projects. A practical art gift for students, teachers, family and craft lovers.
The battery may sit beside an apartment block, near a public solar installation, at a network substation, or on another suitable local site. Solar panels can charge it during periods of high generation; the battery then discharges to participating homes, a local microgrid, or the wider network. Depending on the design, residents might receive energy credits, lower bills, export revenue, or a contribution to a community fund rather than a physical share of electrons.
Capacity alone does not define the service. Two batteries with the same megawatt rating can produce very different outcomes if one is behind a group meter and the other is connected directly to the distribution network. The meter topology, control rights, tariff, and payment rules are as important as the cells and inverter.
Are community batteries really becoming mainstream?
They are moving from demonstration projects toward a recognized part of local-energy planning, but adoption remains uneven by country and project definition. In a 2026 call for evidence, the UK Department for Energy Security and Net Zero said it had identified 12 planned or operational shared-residential community-battery projects. That is evidence of policy attention and activity, not a complete global count or proof of widespread household participation.
Recommended Free Tools
Australia has a longer-running set of government-backed programs and operating projects. The Australian Renewable Energy Agency (ARENA) has documented community-scale batteries connected to distribution networks, while the Australian Energy Regulator (AER) now treats them as a practical use case. These sources show an established project pipeline, but they do not mean every Australian network or suburb has access to one.
A fair description in late 2026 is emerging and regionally established. Rollout depends on local network constraints, available land, planning rules, funding, electricity-market settings, and an organization willing to operate the asset for years.
How does a community battery work?
At its simplest, a controller charges the battery when electricity is abundant or inexpensive and discharges it when local demand, export constraints, or market prices make stored energy more valuable. The controller receives data from meters and market or network signals, then schedules charging and discharge within the battery’s power and energy limits.
- Generation or grid supply: Rooftop solar, a shared solar array, or the grid supplies electricity. Surplus solar that might otherwise be exported at a low value can be directed into storage.
- Conversion and storage: An inverter converts electricity into the form the battery uses, and later converts it back for household or network consumption. A 100 kW to 5 MW rating describes maximum power flow; the amount of energy it can hold is a separate specification.
- Local discharge: The battery can serve participating homes, a building load, or a microgrid. In a network-connected arrangement, it may also export through the distribution network.
- Settlement: Meters and a billing platform determine who receives a credit, discount, export payment, or other benefit. This accounting layer is what turns a shared physical asset into a power-sharing service.
Most systems cycle according to several objectives at once: absorb solar exports, reduce a local evening peak, respond to wholesale prices, and provide network support. A project must set priorities because a battery reserved for a network event cannot always be fully available for household bill reduction at the same time.
What’s actually slowing this PC down?
Pick the symptom - the matching free tool is one click away.
What does “power sharing” mean in a neighborhood project?
Power sharing is an umbrella term, not a single technical arrangement. It can mean sharing stored energy behind one meter, allocating bill credits among separate meters, operating a local microgrid, or coordinating a front-of-meter battery that serves the network while participants receive a financial benefit.
Also popular on Amazon
- COMPLETE 5-PIECE BRUSH SET FOR EVERY PAINTING TASK — Includes 1 Inch Flat, 1.5 Inch Angle, 2 Inch Flat, 2 Inch Angle Stubby, and 2.5 Inch Angle brush giving you every size professional painters use daily. Get all 5 for less than the price of a single brush from hardware store brands — professional grade performance at a fraction of the cost. Perfect for walls, trim, cabinets, doors, furniture, and detailed cutting-in work on any project.
- ZERO BRISTLE LOSS — GUARANTEED BY PRECISION ADHESIVE BONDING — Every bristle is locked in place with precision-set adhesive that keeps them in the brush — not in your paint job. The coated steel ferrule provides structural support while the adhesive bond ensures clean performance on every stroke. Premium SRT synthetic filaments load more paint and release it evenly for a smooth streak-free finish on walls, ceilings, and trim. Works with latex, oil-based paint, primer, sealer, and wood stain.
- INCLUDES THE ANGLE STUBBY MOST SETS LEAVE OUT — Professional painters know the 2 Inch Angle Stubby is the go-to brush for tight cabinet interiors, window sashes, inside corners, and detailed trim where standard angle brushes are too long. Combined with the 1.5 and 2.5 inch angle sash brushes you have precision cutting-in covered at every scale — baseboards, crown molding, door casings, and ceiling lines.
- FLAT BRUSHES FOR BROAD SMOOTH COVERAGE ON ANY SURFACE — The 1 and 2 inch flat brushes deliver even coverage on walls, furniture, shelving, doors, fences, decks, and wood surfaces. Ideal for applying primers, stains, varnishes, polyurethane, and specialty coatings. Solid wood handles provide all-day comfort and control for both professional contractors and weekend DIY homeowners tackling interior or exterior painting projects.
- TRUSTED BY PROFESSIONAL PAINTERS AND CONTRACTORS NATIONWIDE — Pro Grade delivers professional-grade results at a price that makes sense for crews who go through brushes on every job. Ideal for property managers, remodeling contractors, apartment turnover crews, maintenance teams, and commercial painting operations. Backed by thousands of verified reviews from working painters. Washable and reusable for multiple projects.
| Model | Meter and topology | How residents may benefit | Important eligibility issue |
|---|---|---|---|
| Shared behind-the-meter | Battery serves multiple homes within the relevant meter arrangement | Shared solar or storage allocation, bill credits, or reduced imported energy | Residents may be able to keep their existing electricity supplier, depending on the setup |
| Microgrid | Local generation, storage, and loads are coordinated as a local electrical system | Local energy balancing, resilience features where designed, and tariff-based savings | Some projects require a particular supplier or tariff |
| Virtual private network | A provider links participating customers through a managed energy arrangement | Credits or discounts calculated by the provider’s platform | The UK government’s description notes that customers may need to use the supplier operating the battery’s meter |
| Distribution-network battery | Front-of-meter or behind-the-meter asset connected to a local distribution network | Network services, market revenue, and a project-specific resident payment or credit | Residents may not receive direct physical energy; value depends on the contract and settlement rules |
These labels are not interchangeable. Before joining, ask who owns the battery, which meter records charging and discharge, who controls the operating schedule, which supplier is involved, and exactly how a participant’s benefit is calculated.
Who owns and controls a community battery?
Ownership may sit with a community energy group, local authority, housing provider, electricity retailer, distribution-network business, or a specialist third-party operator. Each model creates different incentives and responsibilities. A network owner may prioritize congestion relief and reliability; a community group may prioritize local affordability and democratic control; a retailer may optimize market participation and customer retention.
Control is often shared contractually even when one organization owns the hardware. A software operator can schedule the battery, a network business can call for support during a local constraint, and a retailer can settle customer credits. Contracts should state what happens when those objectives conflict, who pays for augmentation or replacement, and how participants can leave.
Do these 3 things before closing this tab:
1Scan for outdated or missing drivers - takes under a minute2Repair Windows errors before they cause bigger problems3Fix the driver behind crashes, sound loss and screen glitchesCommunity ownership does not automatically mean equal outcomes. A transparent allocation formula is needed to prevent people with larger solar systems, better meters, or more flexible loads from receiving all of the value.
How much can a community battery save on electricity bills?
There is no defensible universal saving or payback period. The UK government identifies three potential household-value routes—shifting consumption away from peak periods, storing excess rooftop solar for evening use, and earning revenue when the battery exports electricity—but says evidence is limited and that separating battery savings from co-located solar can be difficult.
Actual results depend on the local tariff, solar profile, round-trip losses, battery utilization, network charges, export limits, participation rules, and operating strategy. A household may receive a fixed credit, a share of market revenue, a discount on imported electricity, or no direct bill reduction if the project uses its income for network services or a community fund.
Participation mechanics can matter more than battery size. In one Urban Energy Club retrofit case cited by the UK government, savings were distributed to only 6% of residents, with supplier switching identified as a reason. That figure describes that specific case; it is not a general participation rate.
The Tool Desk
Outbyte PC Repair FREEClear out junk files and repair common Windows errorsFree Scan →Outbyte Driver Updater FREEScan for outdated or missing drivers - takes under a minuteDriver Scan →Ask for a written example using your own meter type and tariff. It should show charging and discharge assumptions, fees, losses, the treatment of export income, and what happens if prices or regulations change. Treat modeled savings as scenarios rather than guarantees.
Also popular on Amazon
- 【All sizes of art brushes】: The 10 sizes of multi-functional brushes have various shapes, making the mixing color easier, which is very suitable for artists, students, teenagers, children and painters at all levels. Wonderful Present ideas for friends and family who like painting!
- 【general brush set】: Professional paint brush can meet all your needs. Multifunctional brush is very suitable for watercolor, oil, gouache, acrylic painting, body, nail, face painting, miniature, model, ceramics, arts and crafts painting, etc.
- 【high quality process】: It is designed with anti falling bristles, anti-rust nickel ferrule and solid wood handle. You can use the brush to focus on the painting and always be creative.
- 【easy to maintain】: After using the brush, it is very convenient to clean the brush with warm soapy water and reshape the tip of the brush. Air dry the brush and place it on top of the top for long use.
- 【100% satisfaction guarantee - buy now】1 packs of set brushes, you can also get friendly customer service, any questions feel free to contact us, within 24 hours to help you! There is no risk in buying our paint brush kit.
Can a community battery help the local electricity grid?
Yes, if it is sited, sized, and controlled for a documented network need. A battery can absorb excess solar when a feeder is at risk of reverse-power-flow problems, discharge during a demand peak, and respond to market or balancing signals. ARENA’s work on community-scale batteries emphasizes that siting and sizing can create social, economic, and technical value, while also identifying barriers that vary by ownership model.
The AER describes systems in the 100 kW to 5 MW range and notes that one system may serve several hundred nearby homes and small businesses. That is a potential service reach, not a promise that every project will serve that many customers. Network studies still need to confirm connection capacity, protection settings, voltage impacts, and the operating limits of the local feeder.
A battery can also compete with other solutions. Managed electric-vehicle charging, demand response, network reinforcement, or additional solar may provide better value in a particular location. The business case should compare alternatives rather than assume storage is the default answer.
Who benefits if they cannot install a home battery?
Shared storage can open access to some battery benefits for renters, apartment residents, households with shaded or unsuitable roofs, and people who cannot justify the upfront cost of a domestic system. A participant may join through a building, neighborhood, retailer, or community program instead of owning equipment.
Access is not automatic. A renter may need a landlord’s consent, a flat may have no suitable shared-meter arrangement, and a low-income household may be excluded by a required tariff or credit check. Programs should publish eligibility, enrollment costs, minimum contract terms, and exit rights in plain language.
Equity also concerns physical siting. A battery placed in one neighborhood can produce network value across a wider area, but nearby residents may bear construction impacts or safety concerns. Community consultation and a clear local-benefit package can make that trade-off visible.
Why are community batteries difficult to install?
The barriers are commercial and institutional as much as technical. The UK government’s evidence identifies challenges involving meters, tariffs, supplier participation, and retrofit switching. ARENA’s analysis points to ownership-specific barriers, while the AER’s network perspective highlights the need to fit systems to local infrastructure.
- Metering and settlement: Separate homes need a reliable way to attribute imports, exports, and battery services.
- Supplier and tariff rules: Some models require participants to move to the supplier operating the battery’s meter, which can be difficult in existing buildings.
- Fair allocation: The project must decide how capital costs, maintenance, losses, and revenue are shared.
- Site and connection: Land, planning consent, access for maintenance, fire and electrical design, and a network connection all have to align.
- Long-term finance: Revenue from energy markets can change, so a project needs reserves and a plan for replacement or degradation.
- Trust and governance: Residents need understandable data, complaint routes, privacy safeguards, and a voice in material changes.
Permitting, engineering, safety requirements, costs, and returns are local questions. A national description cannot substitute for a site-specific feasibility and connection study.
Also popular on Amazon
- 【KIDS PAINT BRUSHES SET】Anezus paint brushes for kids come with 10 pcs paint brushes of 5pcs round paintbrushes and 5 flat paint brushes with colorful handles, good for the young artist to explore their creativity in painting and crafting
- 【HIGH QUALITY PAINT BRUSHES FOR KIDS】These toddler paint brushes made of soft hog bristle, bright colored handles and rust proof ferrules. The bristles are firmly fixed in the kids paint brushes and no shedding. Each children paint brush measure 6 1/4 inches (16cm) in length and ferrules 1/2"(1.3cm) diameter, large enough for the little hand to grip and control
- 【WIDE APPLICATIONS】With combination of round and flat craft paint brushes for kids, work great with washable paint, tempera paint and acrylic paint. Great for arts and craft, rock, leather, gesso and ceramic, or body, nail and face art painting.
- 【EASY TO CLEAN 】After using paint brushes for acrylic, oil or watercolor painting, it’s very convenient to clean them with warm soapy water and reshape the paint brush tips. Keep these craft paint brushes clean and they last a long time.
- 【GREAT GIFT IDEA】Perfect for students, teens, kids, children and painters of all levels. Wonderful gift idea for girls, boys and kids who love painting! These all-purpose paint brushes for kids are ideal for kids' school projects, birthday parties, painting parties, art parties, back to school supplies, classroom decoration and more.
How should a neighborhood design a community-battery project?
Start with the problem the project is meant to solve, not with a preferred battery product. A staged process reduces the risk of building an asset that has no durable revenue or customer value.
- Define the users and objective. Decide whether the priority is solar self-consumption, peak reduction, resilience, market revenue, affordability, or a combination with explicit priorities.
- Map the electrical system. Identify rooftop generation, load profiles, feeder constraints, available land, and the likely connection point. Confirm whether a behind-the-meter, front-of-meter, microgrid, or hybrid topology fits.
- Choose governance and ownership. Set out who funds the asset, who controls dispatch, who carries performance risk, and who approves major changes.
- Design metering and customer eligibility. Specify compatible meters, supplier requirements, data access, billing intervals, enrollment rules, and an exit process before asking households to sign up.
- Model several operating cases. Show household savings, network services, export revenue, losses, degradation, and low-price or low-solar scenarios. Separate modeled outcomes from contracted payments.
- Secure planning and network approval. Obtain local technical studies, permits, insurance, and emergency procedures. Confirm who is responsible for inspections and incident response.
- Publish the value-allocation rules. Explain credits, fees, community contributions, and what happens when the battery is unavailable.
- Monitor and revise. Report performance against the agreed objectives, publish material assumptions, and provide a process for changing tariffs or governance without disadvantaging participants.
What does architecture and site design contribute?
For an architecture or housing project, the battery is part of the site’s infrastructure rather than an invisible appliance. Location affects cable runs, access, noise, visual impact, drainage, security, emergency access, and the ability to expand. Early coordination with the electrical engineer and network operator can avoid a design that cannot be connected.
Apartment and mixed-use developments should reserve space for switchgear, meters, communications equipment, and maintenance clearances. A shared battery can be placed near a substation or common electrical room, but the safest and most economical location depends on local engineering and applicable codes. Design teams should not assume that a residential basement, roof, or car park is suitable without a formal assessment.
Crashes, No Sound, or Screen Glitches?
Random freezes, missing sound and display glitches usually trace back to one bad driver. Find and replace yours safely.Free scan · under a minutePC Slower Than It Used to Be?
A free scan shows the junk files, broken settings and background clutter dragging Windows down - then fixes them in one click.Free scan · Windows 10 & 11Public-facing projects can use the battery as an educational and civic feature, with clear displays of solar generation and storage status. That communication should explain that real-time flows and financial credits are not the same thing; a screen showing a charged battery does not prove that every resident is receiving an equal benefit.
What can current projects teach us?
The strongest lessons come from specific pilots rather than universal claims. The University of Melbourne reported that the City of Melbourne’s Power Melbourne pilot installed three community batteries in 2024. Its hybrid metering approach was designed to let batteries support local users while also participating in energy markets.
“The dual approach fills a key gap in how batteries have been used so far and proves we can scale up shared storage in a way that’s both practical and profitable,” said Prof. Pierluigi Mancarella, Program Leader of Energy Systems at the Melbourne Energy Institute.
“Our research shows that when community batteries are free to co-optimise behind-the-meter and front-of-meter services, they deliver greater value and flexibility – not just for one household, but for the entire neighbourhood,” said Dr. Carmen Bas Domenech, a graduate PhD researcher in Smart Grids and Energy Communities at the University of Melbourne.
Recommended: PC Feels Slow? A Free Scan Shows What's Dragging Windows Down →Recommended: Update Every Outdated Driver on Your PC in One Scan - Free →Special offer. See more information about Outbyte and uninstall instructions. Please review EULA and Privacy policy.
Those statements describe the pilot and its research, not a guaranteed business case for every location. The UK evidence provides a useful counterweight: projects may be technically promising yet struggle to distribute savings when supplier switching and retrofit complexity limit participation.
Also popular on Amazon
- 【162-Piece Bulk Set | Dual Brush System】Maximize versatility with 81 flat brushes (0.59 inch edge for bold strokes) and 81 round brushes (0.39 inch tips for details) – 3X more tools than standard kits! Pre-sorted in labeled compartments for instant access during painting sessions. Ideal for art classrooms, mural projects, and multi-artist households.
- 【Pro-Grade Durability | Zero Shedding Guarantee】 "Engineered with triple-crimped nylon bristles (43% higher resilience vs. standard) and aerospace aluminum ferrules tested for 10,000+ flex cycles. Lab-verified 0.01% shedding rate even with heavy impasto techniques – outperforms flimsy bristles in budget brushes."
- 【Multi-Scenario Readiness | Event & Daily Use】 Optimized for: Thanksgiving/Christmas face designs classroom projects ceramic decorating fabric printing and model painting; Lightweight plastic handles each reduce hand fatigue during prolonged sessions
- 【Effortless Maintenance | Long-Term Durability】 Clean with warm soapy water in 10 seconds; Reshape tips and air-dry vertically to preserve bristle integrity，After use, air-dry brushes thoroughly and store upright in the provided case to preserve bristle shape. The premium nylon filaments naturally regain their original form after each stroke. For cleaning, simply rinse in warm soapy water and gently reshape bristles with fingertips."
- 【Multiple Application】These acrylic paint brushes can be applied for most occasions,such as:watercolor,oil, gouache paint,face paint, acrylic paint, suitable for Thanks Giving Day, Christimas, Halloween face and body painting, canvas painting, fabric, rock, miniature, model, ceramics, arts and crafts painting, etc.
How can residents evaluate an offer to join?
Read the customer agreement as an energy-service contract, not as a promise of free electricity. Before enrolling, obtain clear answers to these questions:
- Which company or community body owns the battery and which one operates it?
- Can you keep your current electricity supplier, and if not, what tariff replaces it?
- Is your benefit a fixed credit, a formula tied to market revenue, an export payment, or a community contribution?
- Who pays for metering, software, maintenance, insurance, and eventual battery replacement?
- What happens when the battery is full, unavailable, under repair, or dispatched for a network service?
- Can you leave without a penalty if you move home or change supplier?
- What data is collected, who can access it, and how are disputes handled?
A credible proposal should provide a worked example for a typical participant, identify assumptions, and distinguish contracted amounts from forecasts. If the documentation cannot explain the meter path and settlement calculation, the financial benefit is not yet transparent.
What is the realistic outlook for community batteries?
Community batteries are likely to become more common where they solve a specific local problem and where a capable operator can align household, network, and market value. Australia demonstrates that government programs and network-connected projects can move the concept beyond one-off demonstrations. The UK’s 2026 evidence base shows growing interest but still describes a nascent sector.
Quick wins for a faster PC:
Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Clear out junk files and repair common Windows errorsFree Scan →The next stage is not simply installing more megawatts. It is developing repeatable rules for connection, customer protection, data, tariffs, and fair revenue sharing. Projects that publish their assumptions and give residents meaningful choice are more likely to earn trust than projects that advertise a generic bill-saving percentage.
Frequently Asked Questions
Do I need rooftop solar to join a community battery?
Not necessarily. Some projects accept households without solar and provide a tariff credit or other benefit for participation, while others are designed around a defined group of solar generators. Eligibility depends on the project’s meter arrangement and contract.
What happens to a community battery during a power outage?
A network-connected battery does not automatically keep homes energized during an outage. Islanding, backup circuits, controls, and network permissions must be designed specifically for that service, so residents should ask whether backup operation is included rather than infer it from the battery’s presence.
Can a community battery make my electricity supply renewable at night?
It can store electricity generated by local solar and discharge later, but the renewable attribute depends on how the project measures and accounts for energy. A battery’s discharge does not by itself prove that every kilowatt-hour used by a participant came from the battery.
Who is responsible if the battery project closes?
The ownership and customer contract should identify closure, insolvency, and equipment-replacement arrangements. Possible outcomes include transferring the asset, ending credits, or using a reserve fund, so prospective participants should look for an explicit termination clause.
Quick Recap
