Fox ESS products are engineered for reliability, scalability, and ease of use, offering customers flexible solutions that fit diverse energy needs while maximising self-consumption and cost savings.
£624.99 ex VAT£749.99 inc VAT
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7 kW • 8 kW • 9 kW • 10 kW — Single‑Phase, 3 MPPT, IP65
Engineered for high-demand residential solar systems, the Fox ESS G Series delivers unmatched efficiency, flexible MPPT architecture, and robust durability in a sleek, installer‑friendly design.
Triple MPPT Technology (3 Independent Trackers)
Maximises energy harvest by allowing independent MPPTs per string—ideal for installations with panels spread across varying orientations or subject to shading.
High Conversion & MPPT Efficiency
Achieves up to 97.8% maximum efficiency, with 99% MPPT tracking efficiency, ensuring minimal energy loss throughout the day.
Durable, Weatherproof Build
IP65-rated and built with natural convection cooling—this fanless design ensures silent, maintenance-free operation in any weather.
Low Startup Voltage & Broad Voltage Range
With a start-up voltage as low as 120 V, these inverters begin harvesting energy in low-light, extending power generation across more hours of the day.
Easy Installation & Smart Monitoring
Compact, lightweight, and plug‑and‑play for rapid setup. Included Wi‑Fi dongle enables remote monitoring via the FoxCloud app or web portal.
Battery-Ready & Upgradeable
Fully compatible with Fox ESS battery storage systems, allowing for future expansion with no hardware overhaul.
Industry-Leading Warranty
Offers a generous 10‑year warranty when registered online, providing peace of mind and long-term reliability.
Ideal for larger homes with moderate energy demands:
Rated Power: 7,000 W
Max Efficiency: ~97.8%
MPPT Trackers: 3
Input Voltage Range / Start‑up: 80–600 V / 120 V
Protection: IP65
Weight & Size: ~19 kg; approx. 380 × 440 × 167 mm
Features: LCD touch display, Wi‑Fi dongle, natural cooling, easy installation.
Scaled for even greater capacity:
Rated Power: 8,000 W
Efficiency & Protection: Matches G7 with similar robustness and performance.
Activity-reviewed as a go-to for large solar arrays:
Rated Power: 9,000 W
Efficiency: Up to 97.8%
Performance: Same compact design, natural cooling, and monitoring support.
For high-yield, advanced solar installs:
Rated Power: 10,000 W
Efficiency: Same class-leading performance
Features: Touch display, Wi‑Fi monitoring, IP65 rating, battery readiness, 10-year warranty.
| Model | Rated Power | MPPT | Max Efficiency | Key Highlights |
|---|---|---|---|---|
| G7 | 7 kW | 3 | ~97.8% | Compact, efficient, great for complex roof layouts |
| G8 | 8 kW | 3 | ~97.8% | More capacity, retains G7’s smart design and features |
| G9 | 9 kW | 3 | ~97.8% | Higher output, same robust build and connectivity |
| G10 | 10 kW | 3 | ~97.8% | Top-tier power, complete feature set, 10‑yr warranty |
| Delivery Option | Delivery Time | Cost |
|---|---|---|
| Standard Delivery | 2-3 working days | £6.00 (£5.00 exVAT) |
| FREE Standard Delivery (orders over £99 exVAT)* | 2-3 working days | FREE |
| Next Working Day Delivery (order before 2pm) | Next working day | £9.99 (£8.33 exVAT)* |
| Next Working Day by 12pm (order before 2pm) | Next working day | £20.00 (£16.67 exVAT) |
| Next Working Day by 10:30am (order before 2pm) | Next working day | £21.60 (£18.00 exVAT) |
| Saturday Delivery (order before 2pm Friday) | Next working day | £20.00 (£16.67 exVAT) |
| Northern Ireland, Highland & Islands Delivery | 3-5 working days | £9.99 (£8.33 exVAT) |
Important: Orders placed after 2pm on Friday (or over the weekend) are processed on Monday for next working day delivery. Next Day & Saturday Delivery options NOT available on all products.
*FREE Standard & Next day delivery available on select products and will be clearly shown on the product page.
Please note: we cannot be held responsible for missed deliveries. Customers are advised to check their spam or junk folder to ensure tracking information and estimated delivery details are received.
Some products require specialist handling:
Last updated May 23, 2024
Thank you for your purchase, we hope you are happy with it.
However, if you are not completely satisfied with your purchase for any reason, you may return it to us for a full refund, store credit, or an exchange; please see below for more information on our returns policy.
RETURNS
If you find you have received the wrong or damaged item(s), you need to contact us within 7 days of receipt of goods. Any time after this you are responsible for returning the goods at your own cost following the standard returns process.
All returns must be postmarked and in writing within fourteen (14) days of the purchase date. All returned items must be in a new, unopened and unused condition, with all original tags and labels attached.
RETURN PROCESS
To return an item, please click the ‘Download Returns Form’ below and complete all data fields. You can then email this to our team once completed.
Place your item(s) securely in its original packaging along with the returns form.
Please note that the RMA# on the returns address is your original order number; please ensure to reference this on the returns address, as per below.
You are now ready to mail your return to the following address:
Attn: Returns
RMA #/Order No -
Eco WizardUnderfloor Wizard Ltd t/a ECO Wizard
Beechfield House
Winterton Way
Macclesfield
Cheshire
SK11 0LP
United Kingdom
We ask that all customers when returning products send the goods via a trackable courier service. Underfloor Wizard Ltd t/a ECO Wizard will not be held responsible for goods which do not arrive at our premises.
Please note, you will be responsible for all return shipping charges, unless in the instance of damaged/faulty goods received in which case we can issue you with a returns label to cover the cost of postage.
REFUNDS
After receiving your return and inspecting the condition of your item, we will process your return or exchange. Please allow at least seven (7) days from the receipt of your item to process your return or exchange. Refunds may take 1-2 billing cycles to appear on your credit card statement, depending on your credit card company. We will notify you by email when your return has been processed.
Faults on installed products:
If a product that has been installed develops a fault, please contact us, do not uninstall the product yourself. We will arrange for an engineer or technical support from the brand to assist with diagnosing the fault. Once the fault has been confirmed we can then arrange for the necessary next steps to occur.
EXCEPTIONS
The following items cannot be returned or exchanged:
QUESTIONS
If you have any questions concerning our return policy, please contact us at: returns@ecowizard.co.uk
