7kW Solar System UK: Price, How Much Does It Produce, How Big, and More
Written By
- Rahi Vakani
Published on
- 10 Jul 2024
What’s on this page ?
- 01 | Rising Electric Costs
- 02 | Smart Export Guarantee (SEG)
- 03 | Electricity Savings
- 04 | 7kw Solar System Price
- 05 | Solar Panel Requirements for a 7kW System
- 06 | Space Requirements for a 7kW Solar Array
- 07 | Energy Production of a 7kW Solar System
- 08 | Considerations for Off-Grid 7kW Solar Systems
A 7kW solar system can provide significant financial benefits for homeowners and businesses in the UK. Over its expected 25-year lifetime, the 7kw solar system cost is outweighed by savings, with an estimated £27,526.50 saved[1]. This estimate is based on the current grid electricity cost of £0.245/kWh (as of October 2024), translating to roughly £1,101.06 per year in savings[1]. The 7kw solar system price in the UK can vary. Still, this estimate excludes inflation or rising electricity prices, which could increase savings if you go for a 7kw solar PV system soon. The initial 7kw solar system cost in the UK includes the price of installation and VAT, making it worthwhile despite the initial solar panels and battery cost.
01| Rising Electric Costs
For instance, the price of this utility has, for example, increased in the UK, and it has been known to grow at a higher rate than inflation rates, causing high electricity tariffs. Electricity has registered higher costs in the past, especially concerning its rise and, as such, the need to consider the solar energy solution. Buying electricity at a higher price than the cost of purchasingn a 7 kW solar system, which can be paid for in installments, may not be ideal. This system can help reduce reliance on the grid, offering some protection against future increases in electricity prices, although customers may still need to draw power from the grid during certain periods based on their usage and generation.
02 | Smart Export Guarantee (SEG)
03 | Electricity Savings
04 | 7kw Solar System Price
The initial cost for a 7kW solar system in the UK is approximately £9,000, including installation and VAT. While this upfront cost may seem substantial, the long-term savings and potential income from the Smart Export Guarantee make it a cost-effective solution. Financing options such as zero upfront costs can make solar energy more accessible.
05 | Solar Panel Requirements for a 7kW System
Contemporary solar panels are generally sized between 300W and 500W every. You will require between 14 and 26 of the individual panels to install a 7kW solar system. The number of panels will vary depending on the chosen panel’s efficiency and watt.
06 | Space Requirements for a 7kW Solar Array
Each solar panel covers approximately 1.6 square meters. Therefore, depending on the panel efficiency, a 7kW system will need between 23 and 42 square meters of roof space. More efficient panels require less space but may come at a higher cost.
07 | Energy Production of a 7kW Solar System
In the UK, a 7kW solar system can produce an average of 6,487.98 kWh annually, especially in the southern regions. Several factors influence this production rate, including shading, geographic location, roof orientation, tilt angle, and the efficiency of the system components.
08 | Considerations for Off-Grid 7kW Solar Systems
For anyone who is considering an off-grid solar power system, they should know the amount of battery storage that is necessary. An off-grid solution entails installing solar panels and is complemented by an adequate battery storage system in case of limited sunlight.
Purchasing a 7kW solar system in the UK has long-term financial benefits in terms of saving money, occasional income via SEG, and low electricity bills. The cost of energy has increased over the years, and the efficiency of solar technology has equally improved; therefore, the best time to switch is now. It helps the head of a household to make decisions that would be good for the pocket and the planet through a complete understanding of a 7kW solar system.
Next Step
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Disclaimer
- 1. The savings quoted are based on customer’s usage, energy prices and install costs at the time of install.
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