ARN Elite Off-Grid Solar Installation with Battery Storage
STANDALONE SOLAR WITH STORAGE

Achieve Complete
Energy Independence

Off-Grid solar is the ultimate solution for remote areas, farmhouses, and regions experiencing severe power cuts in Uttar Pradesh. Store daytime solar power in high-capacity batteries and power your home 24/7 with zero grid dependence.

Calculate Savings
100%
Grid Independent
24/7
Continuous Backup
1-2 Days
System Autonomy
Lithium
Premium Batteries

Off-Grid Features

  • Complete Backup: Zero blackout times. Switchover between solar and batteries takes milliseconds.
  • System Autonomy: Stores surplus energy to run appliances through consecutive rainy/cloudy days.
  • Remote Utility: Bring grid-like reliable power to remote farmhouses, agricultural sites, and eco-resorts.
  • Smart Energy Flow: Inverters route power dynamically between panels, battery bank, and home appliances.
THE SCIENCE

Understanding Off-Grid Solar Autonomy

Since off-grid systems do not connect to the utility grid, they rely heavily on battery sizing to handle cloudy and rainy days. This buffer period is called **System Autonomy**.

What is "Autonomy" in Solar?

On cloudy or rainy days, solar panel power output drops to about 12% to 15% of standard daylight generation, which is too low to run standard home appliances.

A well-engineered ARN Elite Off-Grid system prevents power loss by accumulating extra energy on preceding sunny days, storing it inside specialized high-performance deep-cycle battery banks (Lithium/Tubular) to run your home for 1 or 2 low-sunlight days.

1 Day Autonomy
Runs home load through 1 full overcast day using battery power alone.
2 Day Autonomy
Runs home load through 2 consecutive rainy/cloudy days in a row.

Autonomy Engineering Tips

  • Heavy Appliance Regulation: Avoid using power-heavy items (like water pumps or AC units) continuously during cloudy days to stretch battery runtime.
  • Lithium vs Tubular: Lithium batteries support deeper discharge rates (up to 90%) and charge 3x faster than lead-acid tubular variants.
  • Over-sizing Panels: We purposefully over-size off-grid solar panel arrays by 10-15% to ensure full battery recharges even during partially cloudy mornings.
THE BLUEPRINT

Off-Grid Solar System Components

Our off-grid solar solutions combine four critical elements to guarantee reliable standalone electrical supply for your property day and night.

01
Solar Panel Array
Monocrystalline panels generate DC power during daytime, feeding the property and charging the battery reserve.
02
Charge Controller
An MPPT (Maximum Power Point Tracking) charge controller regulates electrical flow to protect batteries from overcharging.
03
Storage Battery Bank
Specialized solar batteries store surplus daytime electricity to run appliances during night hours and stormy weather.
04
Off-Grid Inverter
Converts stored DC battery power into standard household AC power, regulating voltage surges seamlessly.
LIVE ESTIMATOR

Off-Grid Battery & Load Sizing Calculator

Adjust the sliders below to specify your connected home load and autonomy backup duration, and see our recommended battery storage capacity, battery count, and total cost details.

Your Backup & Load Sizing

1 kW (Starter) 5 kW (Farmhouse) 10 kW (Commercial)
4 Hours 12 Hours (Half-Day) 24 Hours (Full-Day)

Recommended Battery Bank

Storage Energy Required 43.2 kWh Capacity
Tubular Batteries (150Ah) 24 Batteries (series)
Or Lithium Batteries (48V) 9 LiFePO4 Module(s)
Est. Total System Cost ₹5,55,000*
Autonomy Margin 1.2x Safety Factor Incl.
AUTONOMOUS PACKAGES

Off-Grid Solar System Pricing & Capacity

Standalone solar systems are premium, heavy-duty configurations containing battery banks. Here are our standard package sizes.

Starter Standalone

3 kW Off-Grid

Average System Investment
₹3,50,000
Includes 14.4 kWh Battery Pack
  • Ideal load: Lights, Fans, TV, Refrigerator
  • Battery storage: 4x 150Ah Tubular / 3.6kWh Li
  • Autonomy: 1 full overcast day
  • MPPT Smart solar charger in-built
  • Heavy duty structural mounting
Highly Recommended
Standard Farmhouse

5 kW Off-Grid

Average System Investment
₹5,80,000
Includes 24 kWh Battery Pack
  • Ideal load: Standard home + 1.5 Ton Inverter AC
  • Battery storage: 8x 150Ah Tubular / 7.2kWh Li
  • Autonomy: 1.5 to 2 full cloudy days
  • High-performance MPPT Inverter unit
  • Professional installation & structural engineering
Heavy Loads / Estates

10 kW Off-Grid

Average System Investment
₹10,50,000
Includes 48 kWh Battery Pack
  • Ideal load: Large farmhouses, sub-offices, pumps
  • Battery storage: 16x 150Ah Tubular / 15kWh Li
  • Autonomy: 2 consecutive overcast days
  • Multi-flow central Hybrid inverter console
  • Advanced surge protection & earth-ground cabling

*Please Note: Off-grid systems carry a higher capital cost than grid-tied configurations due to high-performance solar battery systems. Subsidies are NOT currently offered by the Central Government on residential off-grid solar systems since they do not feed power into the public grid grid networks. However, they are highly critical and mandatory in remote settings to bypass inconsistent power cuts.

THE ADVANTAGES

Why Choose an Off-Grid Solar System?

Off-grid systems grant absolute, clean utility independence, safeguarding you completely from regular blackouts and billing variations.

100% Uninterrupted Power

Say goodbye to voltage drops, local load shedding, and long power blackouts. Enjoy seamless, constant electricity flow for your home and farm appliances 24 hours a day.

Absolute Grid Freedom

No connections to the public utility grid means zero billing cycles. Keep your lights, fans, televisions, and air conditioners running with complete self-reliance.

Remote Power Portability

Bring continuous power to isolated agricultural farmhouses, countryside eco-resorts, highway restaurants, and processing setups where establishing standard grid lines is highly expensive.

FAQ HUB

Off-Grid Solar FAQs

Common technical and pricing queries concerning standalone solar solutions resolved.

What is the difference between On-Grid and Off-Grid solar?
An **On-Grid** solar system has no battery and connects directly to the local power utility grid (exporting excess solar and drawing power during nighttime). An **Off-Grid** solar system operates autonomously with a dedicated battery bank storage set, completely independent of the public power grid network, serving as a self-sustaining power station.
How long do solar batteries last?
Standard deep-cycle lead-acid tubular batteries last between 4 to 6 years and need periodic distilled water top-ups. Premium Lithium-ion (LiFePO4) solar batteries carry an operational life of 10 to 12 years (or 4000+ charge cycles) with absolutely zero maintenance requirements.
Are there government subsidies for Off-Grid solar in India?
No. The central *PM Surya Ghar Muft Bijli Yojana* subsidy program only targets net-metered On-Grid residential solar systems that feed power back to state grids. Off-grid systems carry a higher capital cost completely borne by the property owner, though they represent a essential investment where grid lines are unavailable or unstable.
What happens on consecutive rainy days?
If your system is designed with 2 days of autonomy, the battery bank can support typical household consumption for 2 full days without solar input. In case of extended monsoon weeks, the system can automatically leverage a grid-fallback switch (if connected to grid backup) or support a standalone fuel generator input to recharge batteries seamlessly.

Ready to Transition to Absolute Energy Independence?

Speak to our engineers in Lucknow today! We will perform a detailed rooftop evaluation and design a customized off-grid panel-and-battery layout to keep your property running 24/7.

Call: 7309342800