Real Solar4Good install · Pinner, London
Case study · Commercial · Healthcare

73% off the electricity bill at a busy Pinner medical centre.

The Pinn Medical Centre was paying a six-figure power bill. Solar took 73% off it.

49.2 kWpSystem size
120Solar panels
73%Bill cut
5-6 yrTypical payback
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01
The client

A medical centre that can't switch anything off

The Pinn Medical Centre in Harrow is a busy CQC-rated practice with a wide range of medical expertise. It runs diagnostic equipment, lighting, heating and cooling across long clinical days, and almost none of it can be turned off to save a few pounds. That kind of heavy, all-day electricity use is exactly where solar earns its keep, because the panels make power at the same hours the building needs it most. The centre wanted to spend less on energy and more on patients. Then they looked at the bill.

02
The challenge

A six-figure electricity bill, eating patient-care money

Electricity was one of the largest fixed costs the practice carried. That is money that should be going into staff, equipment and patient care, not to the grid. And a medical centre can't answer rising prices by dimming the lights or running fewer machines. The real question was the one every serious buyer asks. Would solar make a genuine dent on a building that draws this much power all day, or just shave a little off the top and leave the bill looking much the same?

03
What we did

A 49.2 kWp system, sized to the load

We didn't hand over an off-the-shelf array and hope. We sized the system to the centre's real daytime demand, so as much of the generation as possible gets used on site instead of sold back cheaply. We ran the whole job end to end, from site visit and design through to install and commissioning, and we planned it around a live medical centre so patient care was never interrupted.

Black solar panels across the pitched roof of The Pinn Medical Centre, with bare winter trees behind
The installed array on the roof.
  • 120 × 410W panels (49.2 kWp total), built to carry heavy daytime demand
  • Sized so the power is used on site, at the hours the building actually draws it
  • Installed around a working CQC-rated practice, with no disruption to patients
  • Site visit, design, install and commissioning all handled by one team
04
The results

The bill fell by 73%

After the panels went live, The Pinn's electricity bill dropped by 73%. Money that now goes where it should, into medical equipment and patient care rather than the energy company. Same building, same clinical hours, a fraction of the bill. Over the system’s 25-year life that is roughly £184,000 to £246,000, on an install that typically pays for itself in five to six years.

Generation and saving figures on this page are estimates, modelled from the system size and a typical UK yield. They are not meter readings. Your own figures depend on your roof, your usage and the weather in any given year, and we confirm them from a real assessment rather than a model.

By the numbers
Savings
Bill cut73%
Typical payback5-6 years
Where it goesPatient care
The bill
Cut by solar73%
Demand coveredAll-day, on site
The system
System size49.2 kWp
Solar panels120
Panel rating410 W
The kit
120 × 410W panels
Solar panels · 49.2 kWp total
49.2 kWp commercial array
Sized to heavy daytime demand
Live medical centre
Installed with no disruption to patients
Good to know

Common questions about commercial solar, and how they played out for The Pinn.

Will solar really make a dent on a bill this big?

Yes, and The Pinn is the proof. Solar took 73% off its electricity bill. A building with heavy, all-day demand is where solar works hardest, because you use the power as the panels make it. We'll model your site and show you the real numbers before you commit.

What does a commercial system like this cost?

Every building is different, so we size and price it to your roof and how you actually use power. What matters is the return. The Pinn's system took 73% off the bill, and a commercial system like it typically pays for itself in five to six years. We put the payback maths in front of you, not behind a sales pitch.

Will the installation disrupt the practice?

It doesn't have to. We planned The Pinn's install around a live, CQC-rated medical centre, so patient care was never interrupted. Site visit, design, install and commissioning, all handled by one team and scheduled around you.

The bottom line

A Harrow medical centre cut its electricity bill by 73%, and now puts that money back into patient care.

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