Commercial Solar Panels Llanelli Case Study

Prince Phillip NHS Hospital – Commercial Solar Panels Llanelli Case Study

Sector: Medical & Health
Project Size: 53 kWp
Products: Award-winning SolarEdge & Trina

Prince Phillip NHS Hospital, near Llanelli in South Wales, is committed to delivering world-class healthcare while ensuring reliable access to electricity for lifesaving machines, lighting, and essential services. With increasing energy demands and rising utility costs, the trust recognised the importance of sustainability. By choosing commercial solar panels in Llanelli, the hospital made a strategic move to reduce costs, future-proof energy use, and take a leadership role in renewable energy adoption.

Commitment to Sustainability

The NHS trust committed to championing clean energy and reducing reliance on the grid. Installing a SolarEdge PV system not only cut energy costs but also created a modern, future-ready facility. By generating its own renewable electricity, the hospital is saving significant operating costs and reinvesting back into critical health services.

Technical & Financial Details

• Panels: SJA Solar 405w – 124 panels

• Inverter: SolarEdge 50kW 3-Phase Unit

• Optimiser: P950 x 62

• System Safety: SolarEdge Fire Fighter Gateway

• Roof Mounting System: Van Der Valk Low Ballast Flat Roof

• Cloud Monitoring: SolarEdge App with supported O&M

• Estimated Annual Output: 44,381 kWh

• Annual Electric Savings: £22,236.60 (zero export, 100% on-site usage)

• Total Annual Savings: £555,912.50

• Return on Investment: 40.1%

• Payback Period: 2 years, 5 months

• Total System Cost: £53,414.65

The figures speak for themselves: investing in commercial solar panels in Llanelli is delivering a rapid return on investment and long-term savings for the NHS trust.

Why SolarEdge Technology?

The hospital selected the award-winning SolarEdge system for its outstanding safety features and performance benefits:

• DC Safe Shutdown – recognised by insurers such as Aviva

• Independent Panel Harvesting – maximises efficiency and output

• Online Cloud Monitoring – tracks performance in real time

• Enhanced Safety – Fire Fighter Gateway for added protection

Finance Options for Businesses

To make projects more accessible, Modern Energy offers flexible funding options for:

• Solar PV systems

• Battery storage

• LED lighting

• Commercial EV charging

• New roof overclad

Our finance partner provides:

• 100% funding, including installation costs

• No deposit (T&Cs apply) with a quick credit check

• Supplier paid upfront to support cash flow

• Decisions within 3 hours

• Finance for projects from £10,000 to £1M+

• Fixed monthly payments

• 100% tax deductible payments

• No charges against land or property

A Successful Partnership

Delivered in collaboration with the NHS, Vanguard (the NHS primary contractor), and Modern Energy, this project proves how commercial solar panels in Llanelli can cut energy bills, reduce carbon footprints, and support vital public services.