12 Panel Solar DIY Kit

Complete DIY Solar + Storage Package – All Black, MCS-Certified & Ready for On/Off-Grid Use

Power your home with confidence using this premium, all-in-one solar and storage solution—perfect for UK homeowners seeking energy independence, bill savings, and future-proof resilience. You can do a DIY installation instead of relying on a dedicated installation team, make further savings. The package is ideal for off-grid installation. For on-grid application, G98 or G99 documentation and DNO application would be required.

What’s Included:

🔹 12 x Tier 1 All-Black PV Panels (430–450W each)

High-efficiency, MCS-certified monocrystalline panels with sleek all-black aesthetics for superior curb appeal and performance. Total solar array: ~5.2–5.4 kWp.

🔹 Renusol Mounting Kit

Premium German-engineered rail system designed for secure, corrosion-resistant roof installation (compatible with most tile types). Includes rails, connectors, mid and end clamps, and roof hooks for a professional DIY fit.

🔹 Hybrid Inverter (Choose Your Preferred Option):

* Option A: Solis S6 3.6kW Hybrid Inverter – An excellent, reliable choice for an integrated on/off-grid PV and storage solution. More details can be found on the product page

* Option B: FelicityESS T-REX 5kW Hybrid Inverter – A smart, grid-interactive inverter supporting seamless PV + battery integration, backup power during outages, and intelligent export/import management. More details can be found on the product page.

🔹 Low-Voltage LFP Battery (Choose Your Preferred Option):

* Option A: FelicitySolar FLA48200-P IP21 LFP Battery option(10.5kWh), see product page.

* Option B: FelicitySolar FLB48314TG1 IP65 LFP Battery option(16kWh), see product page.

Safe, long-life lithium iron phosphate (LFP) chemistry with 8,000+ cycles and integrated BMS. Compact, rugged, and built for harsh environments, the FLB48314TG1 features an IP65-rated enclosure that protects against dust and water ingress—perfect for both indoor and outdoor installations with minimal space requirements.

⚠️ Important Information: Package Exclusions & Delivery

1. Electrical Consumables Not Included

Please note that electrical consumables such as solar cables, DC/AC isolators, protection meters, fuses, and additional site-specific screws or fixings are not supplied as part of this DIY package. Because cable run lengths vary drastically depending on your property's layout, we recommend sourcing these locally from your preferred electrical wholesaler. (If you require us to quote and supply these items separately, please get in touch with our team prior to ordering).

2. Mandatory Delivery Inspection

Please thoroughly check all packages for transit damages BEFORE signing the delivery note. Once the packages are signed for without a damage report, we cannot accept any liabilities for broken panels or damaged components. If you notice any damage upon arrival, please take clear photographs of the packaging and the damaged items, and report them straight back to us immediately so we can assist you.

Optional technical support

Our solar experts are ready to offer technical guidance when you are unsure of what to do. Please note this is an additional service we offer for customers who are not confident enough and need help with DIY. It is a chargeable service.

Key Benefits:

✅ MCS-compliant – eligible for Smart Export Guarantee (SEG)

✅ DIY-friendly with clear instructions and prepared components

✅ Works with or without grid connection – perfect for urban homes or rural off-grid setups

✅ All-black panels + compact inverter/battery = clean, modern look

✅ Future-ready – easily expandable with additional batteries or panels This 

Take control of your energy. Reduce your bills, maximise self-consumption, and prepare for whatever the grid throws your way.

Designed, sourced, and supported by Sunvault UK – your trusted partner in smart, sustainable energy.