Anker SOLIX Plug-In Solar Panels UK: Full Review (2026)

The Quick Answer

The Anker SOLIX Solarbank 2 is the best plug-in solar option for buyers who want battery storage included from day one. The all-in-one design combines a micro-inverter and 1.6kWh LFP battery in a single weatherproof unit, eliminating the need to buy and configure separate components. Paired with Anker’s high-efficiency 435W panels (up to 25% cell efficiency), it delivers a clean, integrated system with a strong 10-year warranty.

The trade-off is price. The Solarbank 2 costs more upfront than a basic EcoFlow PowerStream kit, and if you do not need battery storage, you are paying for capacity you will not use. For households where the house is empty during daylight hours, the built-in battery makes this a compelling choice.

About Anker SOLIX

Anker is one of the world’s most recognised consumer electronics brands, best known for chargers, cables, and power banks. The SOLIX sub-brand launched in 2023 to bring Anker’s expertise in power management to the residential solar market.

The SOLIX range spans portable solar panels, portable power stations, and the Solarbank series for plug-in home solar. Anker’s advantage is manufacturing scale and quality control: they ship tens of millions of electronic products annually, and that expertise in miniaturisation, battery management, and reliability translates directly to solar hardware.

The Solarbank 2 is their second-generation plug-in solar product, refined based on feedback from European customers and designed around the emerging UK and EU regulatory frameworks.

The Solarbank 2 E1600 Pro

The Solarbank 2 is the centrepiece of Anker’s plug-in solar offering. It is a compact outdoor unit (similar in size to a small suitcase) that sits next to your panels and handles everything: solar conversion, battery management, and grid output.

How it works: Solar panels connect to the Solarbank’s dual MPPT inputs. The unit converts DC to AC, stores excess energy in its internal battery, and outputs up to 800W through a standard mains plug. A CT clamp on your meter cable monitors household consumption, and the system adjusts output to match your usage in real time.

During the day, the Solarbank prioritises powering your home directly. Any surplus charges the internal battery. In the evening, when the panels stop generating, the battery discharges automatically, extending your solar savings into the hours after sunset.

Specifications:

Feature	Detail
AC output	Up to 800W
DC input	Up to 1,200W (2 x MPPT)
Battery	1.6kWh LFP (lithium iron phosphate)
Battery cycles	6,000 to 80% capacity
Expandable	Yes (additional battery modules)
MPPT efficiency	97.8%
Inverter efficiency	93%
IP rating	IP65
Operating temperature	-20°C to 55°C
Weight	23kg
Warranty	10 years

Why LFP batteries matter

The Solarbank 2 uses lithium iron phosphate (LFP) chemistry rather than the lithium-ion NMC cells found in some competitors. LFP batteries are heavier per kWh but offer three key advantages for a product that sits outdoors for years:

1. Longer cycle life: 6,000 cycles versus 3,000 to 4,000 for NMC. With daily cycling, that is roughly 15 to 16 years before the battery reaches 80% of its original capacity.
2. Better safety: LFP cells are far less prone to thermal runaway, making them inherently safer for an outdoor unit exposed to temperature swings from -10°C winter mornings to 30°C summer afternoons.
3. Stable degradation: LFP batteries maintain consistent capacity for longer before declining, rather than gradually losing performance from year one.

For a product designed to operate outdoors for a decade or more, LFP is the right chemistry.

Expandable storage

If the standard 1.6kWh is not enough, Anker offers additional battery modules that connect to the Solarbank 2, expanding total capacity. This lets you start with the base system and add more storage later if your needs change or if you switch to a time-of-use tariff that rewards shifting consumption to off-peak hours.

Panel Options

Anker offers two panel sizes designed for the Solarbank 2:

Panel	Wattage	Cell Efficiency	Module Efficiency	Weight	Dimensions
SOLIX PS435	435W	25%	23.5%	22kg	1,897 x 1,038 x 35mm
SOLIX PS445	445W	25%	23.7%	22.5kg	1,897 x 1,038 x 35mm

Both panels use N-type TOPCon cells, which represent the current leading edge in solar cell technology. The 25% cell efficiency is among the highest available in the plug-in solar market, meaning you get more power from less surface area.

The all-black design is relatively discreet. The main practical consideration is weight: at 22kg per panel, these are roughly double the weight of EcoFlow’s 400W rigid panels (11.2kg). For garden or patio mounting, this is not an issue. For balcony railings, you need to be confident the structure can support the load, and installation will likely require two people.

Can you use third-party panels?

Yes. The Solarbank 2 accepts any panels within its input specifications (11-60V DC, up to 13A per MPPT input). However, Anker’s own panels are optimised for the unit’s MPPT range, and using them ensures full compatibility with the app’s generation estimates and monitoring features. Third-party panels may work perfectly well but could show less accurate data in the app.

App and Smart Features

The Anker app provides:

• Real-time monitoring: Generation, battery state of charge, consumption, and grid import/export on a single dashboard
• Smart scheduling: Set battery charge and discharge windows to align with your electricity tariff
• Usage history: Daily, weekly, and monthly generation and savings data
• Firmware updates: Over-the-air updates to improve features and compatibility
• Multi-device management: Control multiple Solarbank units from a single account

The app is well-designed and responsive. It lacks some of the advanced AI features found in Zendure’s offering (such as weather-based generation forecasting and automatic tariff learning), but for most users the functionality is more than sufficient. You can see what your system is doing, how much you are saving, and adjust schedules manually when needed.

Available Kits and UK Pricing

Kit	What You Get	Price
2 x PS435 + micro-inverter	2 x 435W panels, standalone micro-inverter, CT clamp, cables	£600-£800
Solarbank 2 E1600 Pro + 2 x PS435	2 x 435W panels, Solarbank 2 (1.6kWh battery), CT clamp, cables	£1,200-£1,600
Solarbank 2 + 2 x PS435 + Extra Battery	As above + additional 1.6kWh expansion battery (3.2kWh total)	£1,800-£2,200

Anker products are available through Amazon UK and the Anker online store. Availability of complete UK-certified kits may evolve as regulations are finalised, so check current listings at the time of purchase.

Performance in Northern Ireland

An 800W Anker SOLIX system in Northern Ireland conditions:

Without battery vs with battery

Metric	Without Battery	With Solarbank 2 (1.6kWh)
Annual generation	600-800 kWh	600-800 kWh
Self-consumption rate	30-50%	70-85%
Annual savings	£100-£150	£160-£220
Payback period	4-6 years	5-7 years

The battery does not increase how much electricity your panels generate, but it significantly increases how much of that generation you actually use. The difference between 35% and 80% self-consumption is roughly £60 to £80 per year at current NI electricity rates. Over the system’s lifetime, the battery pays for itself through higher self-consumption, though it does extend the initial payback period by a year or two.

Seasonal performance

Season	Daily Generation (avg)	Battery Contribution
Summer (Jun-Aug)	3.5-4.5 kWh	Battery typically full by midday, powering evening use
Spring/Autumn	1.5-2.5 kWh	Battery partially charged, useful for early evening
Winter (Nov-Jan)	0.5-1.0 kWh	Battery may not fully charge, modest evening contribution

Summer is the strongest season for the battery, as the panels generate well in excess of what can be consumed during the day, leaving plenty of surplus to store. In winter, generation is often low enough that the home consumes most of it in real time, leaving less for the battery. This is normal and expected at NI’s latitude.

The high-efficiency advantage

Anker’s 25% cell efficiency means their 435W panels are physically smaller than competitors’ panels of similar wattage. In practical terms, this matters most when mounting space is limited (a small balcony, narrow garden, or restricted patio area). If space is not a constraint, the efficiency advantage has less impact on real-world output, as a slightly larger but cheaper panel will generate a similar amount.

Where higher efficiency does help in NI conditions is low-light performance. More efficient cells tend to maintain a higher proportion of their rated output in overcast and diffuse light conditions, which account for roughly 70% of daylight hours in Northern Ireland. The practical difference is modest (perhaps 3-5% more annual generation than average-efficiency panels), but it compounds over the system’s lifetime.

Who Should Choose Anker SOLIX?

Anker is the best choice if:

• You want battery storage from day one without buying multiple components
• Your house is empty during the day and you need to shift solar generation to the evening
• Warranty length is important to you (10 years covers the first decade comfortably)
• You want a trusted consumer electronics brand with established UK customer service
• Mounting space is limited and you need the highest wattage from the smallest panels

Consider an alternative if:

• You do not need battery storage and want the lowest entry price (EcoFlow basic kit or Hoymiles DIY)
• You want AI-powered tariff optimisation (Zendure Hyper 2000)
• You want a portable battery that doubles as a camping power station (EcoFlow Delta)
• Panel weight is a concern for balcony mounting (EcoFlow’s panels are half the weight)

Pros and Cons

Pros:

• All-in-one design with built-in battery (no separate purchases needed)
• 10-year warranty, double EcoFlow’s coverage
• Highest panel efficiency in the plug-in solar market (25% cell)
• LFP battery rated for 6,000 cycles (15+ years of daily use)
• Expandable battery capacity for future flexibility
• Strong brand with excellent customer service reputation
• Clean, discreet all-black panel design

Cons:

• Heavier panels (22kg each) make balcony mounting more challenging
• Higher entry price if you do not need battery storage
• Battery is integral to the Solarbank unit (cannot be removed and used as a portable power station)
• Less proven in the plug-in solar market compared to EcoFlow’s European track record
• UK-specific kit availability may be limited during initial rollout
• No Home Assistant or advanced smart home integration (unlike Zendure)

Anker SOLIX vs EcoFlow vs Zendure

	Anker SOLIX	EcoFlow	Zendure
Best feature	Built-in battery	Proven track record	AI optimisation
800W kit price	£600-£800	£699-£899	£500-£700
With battery	£1,200-£1,600	£1,200-£1,500	£1,300-£1,800
Warranty	10 years	5 years	10 years
Battery included	Yes (1.6kWh)	No (separate)	No (modular)
Panel weight	22kg	11.2kg	Varies (BYO)
Panel efficiency	25% cell	23% module	Varies (BYO)
App	Very good	Excellent	Excellent
Smart features	Good	Good	Best (AI)

For a detailed head-to-head with EcoFlow, see our EcoFlow vs Anker SOLIX comparison. For the full picture across all brands including Thunder Energy and Hoymiles DIY, see our plug-in solar brand comparison.

Verdict

The Anker SOLIX Solarbank 2 is the best choice for buyers who want a complete plug-in solar system with battery storage in a single, well-engineered package. The 10-year warranty, high-efficiency panels, and durable LFP battery make it a strong long-term investment. If your household is empty during the day and you want to maximise the value of every kWh your panels generate, the built-in battery is a genuine advantage over systems where storage is an afterthought.

If you do not need battery storage, or if budget is the primary concern, EcoFlow’s basic kit or a DIY Hoymiles build offers better value. But for a premium, set-and-forget system where everything works together out of the box, Anker delivers.