NPES SOLAR

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NPES SOLAR Wolverhampton's Premier and award winning bespoke Solar PV installer. Covering all of the West Mids.

With over 12 years of trading behind us you are in safe hands for now and the long term. Next Phase Electrical Services ltd T/A Npessolar number 09041389

🌙 YOU’RE OFF TO BED. YOUR BATTERY’S CLOCKING ON. 🔋Teeth brushed. Heating down. One last check that the front door’s lock...
15/10/2026

🌙 YOU’RE OFF TO BED. YOUR BATTERY’S CLOCKING ON. 🔋

Teeth brushed. Heating down. One last check that the front door’s locked… despite having already checked it twice. 😂

Meanwhile, your home battery is getting ready for the night shift.

With a suitable off-peak tariff, it can charge while electricity is cheaper, ready to power your home when the rate goes back up.

Morning brew? Washing machine? The telly during the evening? That stored electricity can get to work. ☕🧺📺

And here’s the bit people still don’t always realise…

👉 You don’t need solar panels to have a home battery.

Battery storage can work on its own, or alongside solar to store some of that daytime generation too.

At NPES Solar, we’ll help you choose a system around your usage, tariff and home. No point buying a battery that’s ready for retirement by breakfast. 😅

💬 What would your battery be powering first in the morning — the kettle, the shower, or a house full of people who leave every light on?

Thinking about battery storage? Drop us a message for a friendly chat.

🔋 Another system upgrade, and this one’s packing plenty of storage!We’ve fitted a 10kW Luxpower hybrid inverter alongsid...
15/10/2026

🔋 Another system upgrade, and this one’s packing plenty of storage!

We’ve fitted a 10kW Luxpower hybrid inverter alongside a 32kWh Fogstar battery, giving our customer more flexibility over how they power their home. ⚡

With storage like this, there’s plenty of room to save solar generation for later, or charge using cheaper overnight electricity to use during the day. Less buying electricity at peak prices, more making it work around you. 👍

And with the dartboard alongside it, we’re hoping the only thing hitting the red is the darts — not the electricity bill! 🎯😂

Thanks to our customer for trusting NPES Solar with their upgrade.

Thinking about upgrading your existing system or adding battery storage? Drop us a message for a friendly chat.

15/10/2026

🏠 CAN A SOLAR SYSTEM BE DESIGNED FROM SATELLITE PHOTOS ALONE?

Satellite images are useful for an initial layout and quotation—but they cannot confirm everything needed for the final installation.

A roof that looks straightforward on screen may have obstacles, access restrictions or electrical requirements that only become clear during a site survey.

Before confirming the design, an installer should check:

* Actual roof dimensions and condition
* Chimneys, vents and shading
* Roof structure and suitable mounting arrangements
* Cable routes and inverter location
* The incoming electricity supply and existing electrical installation
* Scaffolding and safe access

For example, fitting an extra row of panels into a digital drawing does not prove there is enough usable roof space to install them correctly.

Equally, the shortest-looking cable route may be impractical once the building is inspected.

At NPES Solar, satellite-based designs are a starting point. We carry out a site survey before finalising the installation design, so customers understand what can realistically be fitted and whether anything needs to change.

We work across Wolverhampton, Walsall, Cannock, Stafford and surrounding areas.

Received a solar layout that seems ambitious for your roof? Contact NPES Solar to discuss what needs checking before it becomes a confirmed installation.

12/10/2026

☀️ WILL A 460 W SOLAR PANEL ALWAYS PRODUCE 460 W?

No. The wattage printed on a solar panel is its rated output under standard laboratory test conditions—not a guaranteed real-world output throughout the day.

Actual power depends on:

🌤️ The strength of the sunlight
🧭 Roof direction and panel angle
🌡️ Panel temperature
🌳 Shading from trees, chimneys or buildings
🧼 Dirt or bird fouling
⚡ Cable, inverter and conversion losses

Solar panels can briefly approach—or occasionally exceed—their rated output in favourable conditions, but they will spend much of the year operating below it. That is completely normal.

The panel rating is still useful for describing the array size. For example, ten 460 W panels create a 4.6 kWp array. However, the figure customers should use when assessing likely performance is the estimated annual generation in kilowatt-hours, not the maximum power printed on each panel.

NPES Solar designs solar PV systems around realistic annual performance across Wolverhampton, Walsall, Cannock, Stafford and surrounding areas.

Have you received a quotation that only discusses panel wattage without showing estimated annual generation? Contact NPES Solar and we’ll help explain the figures.

☀️ Friday roundup from NPES Solar! 🔋Another busy week, and the kettle has definitely earned its keep! ☕😂This week we ret...
09/10/2026

☀️ Friday roundup from NPES Solar! 🔋

Another busy week, and the kettle has definitely earned its keep! ☕😂

This week we returned to an existing customer to add 14 × 460W panels to their Tesla Powerwall 3 system — another 6.44kWp of solar to give them that bit of extra generation throughout the year. It’s always lovely to be invited back, and we really appreciate them trusting us again. 🙌

We’ve also installed an off-grid system, using a Voltacon inverter at the customer’s request, alongside around 40kWh of Fogstar storage, made up of their 5.12kWh rack-mounted batteries, all neatly housed in a cabinet. 🔋👌

Only to find out Fogstar have stopped making the cabinets… typical! Find something that keeps everything looking tidy and someone takes it away. We were quite enjoying batteries having their own wardrobe! 😂

Friday has been a super busy day of proposals, site surveys and catching up in the office. If you’ve emailed over the last few days and are waiting for a reply, apologies for the delay — we’re working through them, and we really do appreciate the opportunity to quote for your projects.

Thanks to everyone keeping us busy, recommending us and inviting us back. Have a great weekend! ☀️

The NPES Solar team

🔧 WHY DOES THE POSITION OF SOLAR-PANEL CLAMPS MATTER?Because a solar panel cannot simply be clamped wherever it fits con...
08/10/2026

🔧 WHY DOES THE POSITION OF SOLAR-PANEL CLAMPS MATTER?

Because a solar panel cannot simply be clamped wherever it fits conveniently.

Every panel manufacturer specifies approved clamping zones—areas of the frame designed to transfer wind, snow and mechanical loads safely into the mounting rails.

If clamps are positioned outside those zones, the panel may be less able to withstand stress. This can increase the risk of:

⚠️ Frame distortion or twisting
🪟 Excessive pressure on the glass
💨 Reduced resistance to wind loading
🔩 Movement between the panel and mounting rail
🛡️ Problems with a future warranty claim

Correct clamp positioning depends on the panel model, its orientation and the mounting arrangement. This is why installers should follow the manufacturer’s current installation instructions rather than relying on a familiar-looking position.

Once the array is complete, customers viewing it from the ground are unlikely to see where every clamp sits—but these small, hidden details help determine how safely the system performs for years to come.

NPES Solar designs and installs solar PV systems across Wolverhampton, Walsall, Cannock, Stafford and surrounding areas.

Does your installer check the approved clamping zones for the exact panels being fitted? Contact NPES Solar if you would like advice on a proposed installation.

07/10/2026

💷 WHY IS NPES SOLAR SOMETIMES THE MOST EXPENSIVE QUOTATION?

It is a fair question—and often the difference is in the parts you cannot see once the installation is finished.

Two quotations may list the same number of panels and a similarly sized inverter, but that does not necessarily make them like for like.

Take the roof-mounting system as one example. NPES Solar uses K2 mounting equipment because it is a premium, well-engineered system that we trust. On some flat-tile roofs, the correct K2 brackets can cost around £10 more per fixing than cheaper alternatives. Across an entire array, that difference soon adds up.

Once the panels are installed, a customer standing on the driveway is unlikely to know which brackets are beneath them—but those components help support the array and maintain the roof’s weatherproofing for many years.

Other less-visible details can also affect the price:

⚡ Surge protection devices where required
🔌 Correctly sized and specified cables
🏠 A dedicated consumer unit for our equipment
🔧 Secure cable management and suitable isolators
🛡️ Appropriate scaffolding and safe access
🐦 Bird protection on pitched-roof installations
📋 DNO applications, certification and commissioning
🤝 Proper warranties and ongoing aftercare

We do not specify higher-quality components simply to make a quotation more expensive. We use them because we want the whole installation—not only the panels and inverter—to be safe, reliable and built to last.

A cheaper quotation is not automatically a poor installation, and a higher price does not guarantee quality. However, before comparing the final figures, make sure everything behind those figures is genuinely comparable.

Sometimes the question should not only be, “Why is this quotation more expensive?” It should also be, “What has been changed, reduced or left out to make the other one cheaper?”

Comparing solar quotations across Wolverhampton, Walsall, Cannock or Stafford? Send them to NPES Solar and we will help you understand the differences honestly—even if you ultimately choose somebody else.

Just having a peaceful scroll… then another installer’s advert pops up. 👀Lovely panels. Lovely roof. Lovely sunshine.The...
06/10/2026

Just having a peaceful scroll… then another installer’s advert pops up. 👀

Lovely panels. Lovely roof. Lovely sunshine.

Then you zoom in on the clamps… 😳

Apparently the clamping zone is “wherever the rail ended up”. 🤦‍♂️😂

The manufacturer didn’t draw those little diagrams because they were bored, lads! 📖

Anyway, that’s enough Facebook for tonight. My eye’s started twitching. 🤣☀️

🏠 ARE SOLAR PANELS SCREWED DIRECTLY INTO ROOF TILES?No—not on a correctly installed tiled-roof system.Roof tiles are des...
06/10/2026

🏠 ARE SOLAR PANELS SCREWED DIRECTLY INTO ROOF TILES?

No—not on a correctly installed tiled-roof system.

Roof tiles are designed to keep the building weatherproof, not to support a solar array. The mounting system is normally secured to the roof structure beneath the tiles using suitable roof hooks or brackets.

The rails and panels are then fixed to this supporting framework.

A good installation should consider:

🔧 The type and condition of the roof covering
🏠 The position and strength of the roof structure
💨 Wind and mechanical loading
📏 Correct bracket spacing and alignment
🌧️ Maintaining the roof’s weatherproofing
⚡ Secure cable support beneath the panels

Tiles may need to be carefully adjusted or replaced around the brackets so they sit correctly. Poorly positioned fixings or tiles left under pressure can increase the risk of cracking and water ingress later.

The mounting equipment may be mostly hidden once the panels are fitted, but it is one of the most important parts of the installation.

NPES Solar designs and installs complete solar PV systems across Wolverhampton, Walsall, Cannock, Stafford and surrounding areas.

Does your solar quotation specify the mounting system and how it will be fixed to your roof? Contact NPES Solar if you would like help reviewing the details.

06/10/2026

☀️ IS THE ANNUAL GENERATION FIGURE ON A SOLAR QUOTATION GUARANTEED?

No. It is a carefully calculated estimate—not a promise of exactly how many kilowatt-hours the system will generate each year.

The estimate should consider:

🧭 Roof direction and pitch
🌳 Shading from trees and buildings
📍 The property’s location
☀️ Solar-array size and panel performance
⚡ Inverter and system losses
🌦️ Typical long-term weather conditions

Actual generation will vary because no two years receive exactly the same amount of sunlight. A particularly bright year may produce more than predicted, while a duller year may produce less.

The important thing is that the calculation uses realistic assumptions and clearly explains any shading or system losses. Be cautious if a quotation promises unusually high generation without showing how the figure was produced.

NPES Solar provides a system-specific generation estimate before installation, helping customers across Wolverhampton, Walsall, Cannock, Stafford and surrounding areas understand what they can realistically expect.

Comparing solar quotations with very different generation figures? Send them to NPES Solar and we’ll help explain the assumptions behind them.

Address

Unit 31 Four Ashes Business Centre, Latherford Close, Four Ashes
Wolverhampton
WV107BY

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm
Saturday 9am - 5pm

Telephone

+441902248684

Website

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