Solar in Lahore
Start with an indicative size; an engineer verifies the load and the site.
We design and install solar systems across Lahore, from single-phase domestic installations to three-phase commercial and industrial sites. Every project starts with a load assessment and a site survey, and net metering applications are handled through LESCO. Work is documented so it can be inspected, maintained or extended by anyone competent.
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Design, supply and installation of grid-tied and hybrid solar systems for homes, offices and industrial sites.
Battery-backed solar for load shedding, and standalone systems where a reliable grid connection is not available.
Design, documentation and application support for net metering, so surplus generation is exported and credited.
Load calculations, protection design, earthing, distribution boards and control panels for commercial and industrial sites.
Operations and maintenance for solar systems, plus energy audits, power quality investigation and power factor improvement.
Lahore’s combination of long hot summers and heavy air-conditioning load makes daytime consumption high, which is the pattern grid-tied solar suits best. It also means shading and temperature deserve more attention than they usually get: a module’s output falls as it heats, and an array laid out without accounting for parapet and water-tank shadows underperforms in exactly the hours that matter.
[TODO: VERIFY — confirm which areas of Lahore are genuinely served before publication. Listing areas we cannot properly support is a promise that fails at the first maintenance visit.]
Net metering here runs through LESCO. The system design has to meet the distribution company’s requirements before an application can succeed, which is why net metering belongs in the first design conversation rather than being retrofitted afterwards.
The full process is set out in the LESCO net metering guide.
Most domestic installations here go onto flat RCC roofs, which is good news structurally and a complication in every other respect. A flat roof means the array needs a designed frame at the right tilt rather than following the roof line, and that frame has to be ballasted or anchored with the roof’s own capacity in mind. It also means the roof is usually already occupied — water tanks, a stairwell head, dish antennas, and parapets on every side, each of which casts a shadow that moves through the day and lengthens through the winter.
Usable, unshaded area is therefore always smaller than the roof plan suggests. That is the single most common reason a system ends up a size smaller than the bill implied, and the reason we measure rather than estimate from a photograph.
Sloped sheet roofs on sheds and industrial buildings bring the opposite set of questions: fixings appropriate to the sheet and purlin arrangement, walkable access for maintenance, and penetrations that must be sealed properly the first time.
Two local conditions do more to determine real output than any equipment choice.
Dust. Lahore’s air is dusty for much of the year, and construction, unpaved lanes and the winter smog season all add to it. Soiling reduces output gradually and invisibly — a system that quietly loses several per cent is not obviously faulty, it is just producing less than it should. That makes a cleaning and inspection schedule a real part of the return rather than an optional service.
Heat. Module output falls as cell temperature rises, and the hottest months are precisely when consumption peaks. Mounting that allows air movement behind the modules, sensible spacing, and honest derating in the design are what keep the summer figure credible. A system sized from an optimistic assumption about summer output disappoints in June and every June afterwards.
For most households the practical question is not annual generation but whether the lights stay on when supply goes. A straightforward grid-tied system, however large, produces nothing during an outage — the inverter must disconnect so that it cannot energise a line someone may be working on.
Carrying essential loads through an outage requires storage and a separated backup board, which is a different design and a different cost. Which circuits go on that board is a decision to make before installation, not a setting to change afterwards. The comparison guide sets out the trade-off, and the hybrid and off-grid service explains how the battery is sized against a written backup schedule rather than a number of hours.
Larger homes and most commercial premises here sit on three-phase connections, and that changes the engineering rather than just the equipment list. Load has to be balanced across phases, protection has to be coordinated with the added source, and the existing LT panel frequently turns out to be the real project — particularly on premises that have grown their load piecemeal over the years.
Industrial sites add motor starting currents and power-factor penalties to the picture. Correcting power factor sometimes returns more on a monthly bill than adding a few more kilowatts of array would have, which is why we measure before recommending. That work sits under electrical engineering and is offered with or without solar attached.
We are an electrical engineering business that installs solar, not a solar business that hires electricians. In practice that means the load assessment, protection design and earthing get the same attention as the array — and that we will tell you when the existing installation needs work before generation is added to it.
If that sounds like more scrutiny than a quick quotation, it is. It is also why the sizing estimator gives an indicative figure rather than a price.
Coverage is stated honestly rather than aspirationally. If a site is outside the area we can properly support, we say so rather than sending someone who cannot return for maintenance.
LESCO. The application requires a compliant system design and supporting documentation, followed by inspection and installation of a bi-directional meter.
Yes. Three-phase work brings protection coordination, earthing and often power factor into scope, which is electrical engineering work rather than solar-only work.
Start with an indicative size; an engineer verifies the load and the site.