Best Solar Generators in the UK 2026: 5 Backup Power Solutions
Looking for the best solar generators in the UK for you? We found five of the best
By Diane Small
Power cuts are becoming more common across the UK, whether due to severe storms, grid overload, or unexpected emergencies. At the same time, energy prices remain unpredictable, leaving many households looking for greater energy independence.
That’s where solar generators come in.
Unlike traditional petrol or diesel generators, solar generators provide clean, quiet, renewable power without fuel costs, fumes, or ongoing maintenance. They store energy collected from solar panels in a rechargeable battery, allowing you to power essential appliances whenever you need them.
Whether you’re preparing for blackouts, reducing your electricity bills, outfitting a camper van, or creating an off-grid lifestyle, a solar generator can provide dependable backup power exactly when you need it.
In this guide, we’ll cover:
- The best solar generators available in the UK today
- What features matter most before you buy
- How much power you’ll actually need
- Which models offer the best value for money
- Answers to the most common questions UK buyers ask
Ready? Let’s find the right solar generator for your needs. But first, you need to know what you should be looking for.
What To Look For When Buying a Solar Generator
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Know the size you need. Add up the watts required by each appliance or tool you plan to power, then add the starting watts needed to get them running.
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Balance panels, batteries, and savings. Multiple solar panels or extra batteries cost more upfront but can save around $1,500 per year in electricity (plus tax credits, depending on where you live).
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Consider usage frequency. If you’ll use your generator daily or seasonally, choose one with high battery-cycle life and quick charging.
Here below, I’ve found the top rated solar generators in the UK. So no matter what happens, you’ll never be in the dark!
Best Solar Generators UK Comparison Chart
| Brand | Best For | Capacity | Charging Speed | Warranty | Starting Price |
|---|---|---|---|---|---|
| EcoFlow | Fast charging & home backup | 1–3 kWh | ★★★★★ | Up to 5 years | £799+ |
| Allpowers | Budget buyers | 1–2 kWh | ★★★★☆ | 2 years | £499+ |
| Bluetti | Apartments & smaller homes | 1.8–3 kWh | ★★★★★ | 2–5 years | £599+ |
| Jackery | Reliability & outdoor use | 2–5 kWh | ★★★★☆ | 3–5 years | £1,999+ |
| Goal Zero | Off-grid living | 1–3 kWh | ★★★☆☆ | 3 years | £1,099+ |
Top 5 Solar Generators in the UK
1. EcoFlow UK
One of the best portable solar generators for: Versatile home use for emergencies. This one fires up fast, for when you need it most.
Specs: DELTA 2 and RIVER series, 2–3 kWh capacity, smart app, fast charging
Price: From £799
In short: Available via UK retailers, EcoFlow’s DELTA 2 charges fully in just two hours on AC or four hours via solar panels—perfect for flats or semi-detached homes.
2. Allpowers UK
One of the best portable solar generators for: Affordable solar backup. Prices are around half the average here.
Specs: 2 kWh capacity, foldable panels, dual charging, smart display
Price: From £499
In short: Compact and affordable, Allpowers generators are ideal for small households or camping. They recharge in under five hours and come with flexible solar panel kits.
3. Bluetti UK
One of the best portable solar generators for: Apartment residents and light users
Specs: AC180 model, 1.8 kWh capacity, quiet operation, two-year warranty
Price: From £599
In short: Bluetti’s UK line delivers quiet, fast power, which is ideal for those living in small spaces – especially if there are neighbours nearby who wouldn’t appreciate hearing the buzz of a generator! The AC180 charges to 80 percent in 45 minutes and easily powers fridges, lighting, and laptops—ideal for urban dwellers.
4. Jackery UK
One of the best home solar generators for: Reliable whole-home backup
Specs: Explorer 2000 Pro, 2 kWh capacity, weatherproof, app control
Price: Around £1,999
In short: Jackery’s UK models deliver outstanding reliability, featuring fast recharging (under two hours) and quiet operation. In our opinion, it’s great for home offices or garden studios.
5. Goal Zero Yeti UK
One of the best solar generators for: Off-grid and outdoor living
Specs: 1–3 kWh capacity, modular design, expandable battery packs, three-year warranty
Price: From £1,099
In short: Goal Zero’s Yeti series is a favourite among UK van-lifers and eco-adventurers. Lightweight yet powerful, it keeps devices running wherever the road—or a power cut—takes you.
Summing Up
And here’s an even stronger comparison table that tends to perform well in search results because it answers buyer intent directly:
| If You Want… | Best Choice |
|---|---|
| The fastest charging solar generator | EcoFlow |
| The cheapest solar generator | Allpowers |
| The best solar generator for apartments | Bluetti |
| The most reliable premium option | Jackery |
| The best solar generator for off-grid living | Goal Zero |
| The best overall value | EcoFlow |
| The best for camping and van life | Goal Zero |
| The best for emergency power cuts | EcoFlow |
FAQs About the Best Solar Generators for Home Use
What can I run on a solar generator in the UK?
Solar generators can power essentials like fridges, lights, routers, and laptops. Larger models can handle full household circuits, depending on battery capacity.
How long do solar generators last?
Most modern generators, such as those from Jackery, EcoFlow, and Bluetti, last around 8–10 years, offering 3,000–5,000 charge cycles.
Can solar generators power an entire home?
Small models can’t usually run an entire home continuously, but larger 5–10 kWh systems or linked batteries can provide full backup power.
Do solar generators work at night or on cloudy days?
Yes. They store solar energy in batteries during the day, which can be used any time—day or night.
Are solar generators worth it in the UK?
Yes. They save money in the long run, reduce reliance on the grid, and provide clean, renewable backup power during emergencies.
Final Thoughts
Solar generators are one of the best investments for sustainable, reliable power at home. Whether you want to keep your household running during outages, power an RV, or live off-grid, today’s options are efficient, quiet, and eco-friendly. Choose a model that fits your household energy needs and usage habits, and you’ll enjoy years of clean, dependable electricity wherever you are.
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