Array sized for the winter
December irradiation is lower than May, so the array is designed for the weakest month rather than the annual average.

System Type
Fully independent off-grid solar from ServoLuxe for farms, remote homes and sites without reliable grid power. Panels, batteries and inverter included.
An off-grid solar system runs completely on its own. Panels charge a battery bank during the day and an inverter supplies power around the clock, with no connection to the utility grid.
It is the right choice for farms, remote homes, telecom sites and anywhere grid power is missing or unreliable.
How the system works
An off-grid system is sized around daily energy use rather than a bill. Panels charge a battery bank, and the inverter supplies AC loads around the clock. Because there is no grid to fall back on, both the array and the battery are sized for the worst month, not the average one.
This is what makes off-grid systems robust but larger: a site that uses 8 units a day needs a battery that carries it through a cloudy stretch and panels that refill it quickly.
December irradiation is lower than May, so the array is designed for the weakest month rather than the annual average.
One to three days of storage keeps pumps and buildings running through cloudy weather.
Inverter-chargers reject excessive loads; we help you choose efficient pumps, lights and fans from the start.
Before we recommend a system
Your roof, daily electricity use and need for backup all affect the right configuration. A site assessment helps confirm the system size, equipment and installation plan before work begins.
No electricity bills and no dependence on the grid.
Reliable electricity for farms, pumps and remote buildings.
Battery banks designed to carry you through cloudy days.
System alerts and support so issues are caught early.
Every item is chosen for service in locations where a technician may not be nearby.
| Item | What we install | Notes |
|---|---|---|
| Solar array | Ground or roof-mounted mono panels | Sized for the weakest month |
| Off-grid inverter | Inverter-charger with generator input | Pure sine wave, rated for surge loads |
| Battery bank | LFP or tubular, 48 V typical | Autonomy of 1–3 days |
| Charge control | MPPT charge controller per array | Oversized for summer output |
| Generator input | Optional diesel or grid charging point | For extended cloudy periods |
| Monitoring | Remote telemetry where a signal exists | Alerts before the battery runs flat |
Each extra day of storage adds cost directly. Two days is enough for most sites in Madhya Pradesh.
Motors draw a large starting current, so the inverter is sized for the surge as well as the running load.
There is nothing to export to. Spare daytime generation has to go into storage or a productive load.
A generation set as a winter safety net is often cheaper than doubling the battery bank.
Sizing depends on daily consumption and pumping head, so these are starting points, not fixed sizes.
| Application | Typical size | Daily output |
|---|---|---|
| Farmhouse, lights and fans | 3–5 kW | 8–12 units |
| Borewell irrigation pump | 3–7.5 HP pump set | Matches the pump's duty cycle |
| Dairy or poultry shed | 5–10 kW | 15–30 units |
| Remote site office | 2–5 kW | 6–12 units |
Looking after a standalone plant
Because there is no grid to mask a fault, small problems show up quickly. A quarterly visit keeps the battery bank healthy and the panels clean.
Ground-mounted arrays collect dust and crop debris. Cleaning before summer and after harvest protects output.
Cell balance checks, terminal torque and equalisation for lead-acid banks at set intervals.
Rodent damage, loose lugs and earthing resistance are the usual causes of sudden failures on rural sites.
How it works
The design starts with an energy audit, because there is no grid to absorb a miscalculation.
Every appliance, light and pump is recorded with its wattage and hours of use.
1–2 hours on siteYou choose how many cloudy days the battery should cover; that sets the storage size.
Discussion during surveyArray, battery, controller and inverter are sized together and quoted item by item.
3–5 working daysGround mount or roof rails are fixed, wired and protected against the weather.
3–7 daysWe run the loads you intend to use and measure battery draw over a full day.
At commissioningAlerts and scheduled visits where the site can be reached.
OngoingIf a generator is possible, tell us early: a small generator often saves more money than a larger battery bank.
Choosing between system types
Off-grid is a practical choice when the grid is far away or unreliable, and a financial one when extending a line would cost more than the plant.
There is no grid, or the line would cost more than the solar plant itself.
The grid exists and works most of the day but fails now and then.
The grid is reliable and net metering is available; batteries are then a want, not a need.
We size the battery bank for one to three days of autonomy, and a generator can be connected as an optional backup.
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