Energy For Household - Powering Progress with Sustainable Energy

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Empowering Sustainable Households

Home Lighting System (DC Based Systems)

These affordable, energy-efficient DC lighting solutions provide uninterrupted lighting for homes in remote, rural, or underserved urban areas where grid access is limited or unreliable. Designed with a 3-day autonomy, these systems maintain battery health and ensure reliable energy even in extreme weather conditions.

Major Components

Solar Panels

High-quality solar panels capture sunlight to generate energy for the system. Panels are sized according to household energy requirements, ensuring consistent power supply.

Solar Battery

Typically, Lead-Acid batteries are used to enhance affordability, ease of maintenance, and suitability for remote areas. However, battery types can be customised based on user preferences and specific energy needs.

Solar Charge Controller

Regulates power flow from the solar panel to the battery, preventing overcharging and extending battery life. It also protects the system during high-voltage periods, ensuring reliable performance.

Solar Appliances

Regulates power flow from the solar panel to the battery, preventing overcharging and extending battery life. It also protects the system during high-voltage periods, ensuring reliable performance.

Ideal For

Homes and businesses in areas without reliable grid access.

Users seeking energy independence from the utility grid.

Locations prone to frequent power outages.

Benefits

Low-Cost Installation

Utilising small, low-weight and efficient components helps us maintain low installation costs making our solutions affordable.

Minimal Maintenance

With components designed for long-term usage in varied and remote environments, the systems are designed for minimal maintenance.

Overnight Backup

Equipped with reliable battery storage, the system provides sufficient power to last throughout the night, so households won’t experience disruptions during nighttime power cuts.

Energy-efficient DC Appliances

We provide energy-efficient DC appliances, conserving power and prolonging battery life.

Zero Energy Bills

Our systems are entirely grid-free, meaning you won't have any electricity bills for your lighting. Imagine enjoying completely cost-free energy for your home!

Compact Size

The system’s compact design fits neatly within small homes, ensuring convenience without taking up excessive space.

System Typologies & Specifications

These systems typically include LED lights (5 or 10 W) and can be upgraded with additional appliances, such as 18 W fans, based on the user’s needs. Higher wattage or luminous appliances are also available for customisation based on need. Some indicative designs are as follows.

System Type	Appliance Details	Panel Capacity (Wp)	Battery (Ah)	Charge Regulator
2 Light	5 W LED Tube (2 no.)	40	15	10
2 Light	5 W LED Tube (1 no.) 10 W LED Tube (1 no.)	40	20	10
3 Light	5 W LED Tube (3 no.)	40	20	10
4 Light	5 W LED Tube (3 no.) 10 W LED Tube (1 no.)	40	30	10
5 Light	5 W LED Tube (4 no.) 10 W LED Tube (1 no.)	75	60	10
6 Light	5 W LED Tube (5 no.) 10 W LED Tube (1 no.)	75	80	10
2 Light & 1 Fan	5 W LED Tube (1 no.) 10 W LED Tube (1 no.) 18 W Fan (1 no.)	60	60	10
3 Light & 1 Fan	5 W LED Tube (2 no.) 10 W LED Tube (1 no.) 18 W Fan (1 no.)	100	80	10
4 Light & 1 Fan	5 W LED Tube (3 no.) 10 W LED Tube (1 no.) 18 W Fan (1 no.)	100	80	10
4 Light & 2 Fan	5 W LED Tube (3 no.) 10 W LED Tube (1 no.) 18 W Fan (2 no.)	120	100	10
8 Light & 1 Fan	5 W LED Tube (5 no.) 10 W LED Tube (2 no.) 18 W LED Tube (1 no.) 18 W Fan (1 no.)	120	135	10
10 Light & 1 Fan	5 W LED Tube (5 no.) 10 W LED Tube (3 no.) 18 W LED Tube (2 no.) 18 W Fan (2 no.)	180	180	10

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Off - Grid Systems

Off - Grid Systems (AC or Inverter Based Systems)

While DC systems are extremely suitable for limited lighting and cooling loads, AC Off-Grid systems are suitable for a wider range of appliances. Off-grid systems are designed to provide reliable energy access in areas with little to no grid connectivity. While the systems can operate independently of the utility grid, households that access grid electricity can choose for grid import functionality to provide additional flexibility.

Major Components

Solar Panels

Capture sunlight to generate electricity. The capacity is tailored to meet the user’s energy requirements.

Solar Battery

Stores energy for use during the night or on cloudy days, ensuring continuous power supply.

Inverter (with Charge Controller)

Regulates the energy flow from the panels to the battery, preventing overcharging and ensuring battery longevity. Also converts DC power from the solar panels and battery into AC power for household appliances.

Ideal For

Households in remote rural areas or underserved urban regions

Homes with unreliable or no grid access

Users seeking a low-maintenance, eco-friendly lighting solution

Benefits

Energy Independence

Operates completely off-grid, ensuring uninterrupted power.

Customizable Options

Choose systems with or without grid import based on your energy needs.

Reliable Backup

Batteries provide consistent power during the night or in adverse weather conditions.

Eco-Friendly

Reduces carbon footprint by relying solely on renewable energy.

System Typologies

Off-Grid Inverter Based systems are designed to customer’s requirements and are dependent on various factors such as the power consumption of the loads, energy consumption and usage patterns, back-up requirements etc.

Load Wattage (W)	Back-Up Hours (Hours)	Panel Capacity (kWp)	Battery Capacity (Ah)	Inverter Capacity
200	1.5	0.2	100	800 VA, 12 V
400	3	0.3	100 x 2	1000 VA, 24 V
900	3	1	200 x 2	2000 VA, 24 V
1500	3	2	200 x 3	3000 VA, 36 V
2000	3	3	200 x 4	3500 VA, 48 V
3000	3	3.5	150 x 8	5000 VA, 96 V
4000	3	4	200 x 8	6000 VA, 96 V

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Grid-Tie (Net or Gross Metered) Systems

Grid-tie systems are ideal for households connected to the utility grid and are looking to reduce electricity costs. With net or gross metering policies (dependent on electricity regulatory bodies’ rules) and subsidies under schemes like the PM Surya Ghar Yojana, users can earn by exporting surplus energy back to the grid while availing cost-effective sustainable energy solutions. Typically these systems are not battery backed. If you require battery backup, look at our Hybrid Systems section.

Major Components

Solar Panels

Generate electricity during daylight hours to power the home or export to the grid.

Inverter

Converts the solar-generated DC electricity into AC for use in appliances or export to the grid.

Ideal for

Homes with reliable grid-electricity as energy produced offsets grid consumption only when periods of no power outages.

Homes aiming to lower their electricity bills by offsetting their grid consumption.

Benefits

Lower Electricity Bills

Offset your energy usage with solar power and reduce monthly costs.

Earn with Solar:

Export surplus power to the grid and earn credits or payments.

No Battery Required

Operates without batteries, reducing upfront costs and maintenance.

Supports Sustainability

Reduces dependency on fossil fuels and lowers carbon emissions.

Government Incentives

Benefit from subsidies and incentives under programs like PM Surya Ghar Yojana.

System Typologies

Approx. Monthly Electricity Generation (kWh or Units)	Panel Capacity (kWp)	Inverter Capacity (kWp)
200	2	2 (1 Phase)
300	3	3 (1 Phase)
400	4	4 (1 Phase)
500	5	5 (1 Phase) or 5 (3 Phase)
600	6	6 (3 Phase)

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Hybrid Systems - PM Surya Ghar Yojana & Others

Hybrid systems combine the best features of grid-tie and off-grid systems, offering a reliable energy supply even during outages. These systems use solar panels to generate electricity, batteries for backup, and the grid for supplemental power. Excess energy generated can also be exported to the grid under net and gross metering arrangements as per your Under schemes like the PM Surya Ghar Yojana, hybrid systems offer incentives for adopting clean energy with added reliability.

Major Components

Solar Panels

Generate electricity to power loads, charge the battery, and export surplus to the grid. Sizing is based on energy consumption, export goals, and backup needs.

Hybrid Inverter (with Integrated Charge Controller)

Regulates energy flows between solar, battery, household loads, and the grid. Enables both export and backup modes, seamlessly switching during outages.

Battery Bank

Stores excess solar energy for use at night, during peak tariff periods, or when the grid is down. Capacity is tailored to the required backup duration and critical load profile.

Ideal For

Homes aiming to lower their electricity bills by offsetting their grid consumption.

Homes and businesses with frequent or prolonged power outages that still have grid access.

Benefits

Continuous Power with Savings

Enjoy bill reduction from solar export while maintaining backup power during outages.

Load Prioritisation

Power essential circuits (e.g., lights, fans, router, refrigerator, medical devices) even when the grid is down.

Tariff Optimisation

Use stored energy during peak tariff windows and charge from solar when abundant.

Grid Interactivity

Export surplus to earn credits/payments as per metering policy while retaining off-grid functionality during outages.

Flexibility and Scalability

Configure battery capacity, export limits, and backup duration to match evolving needs.

Sustainability

Reduce fossil fuel dependence and emissions while improving energy reliability.

Water Pumps

Household water pumps ensure reliable access to water for drinking, cooking, bathing, cleaning, and small kitchen gardens. Systems can be powered directly by solar, by the grid, or designed as hybrid solutions that prioritise solar while allowing grid import when required.

Major Components

Solar Panels

Generate electricity to power the pump during daylight hours. Sizing depends on head, flow rate, daily water requirement, and available sun hours.

Pump (Surface or Submersible)

Selected based on source type (open well, borewell, sump), total dynamic head (TDH), and desired discharge (LPM)

Controller/Drive (VFD/MPPT)

Optimises pump performance across varying sunlight conditions; enables soft start, dry-run protection, and efficiency control.

Ideal For

Household Rooftop Tanks

Small Kitchen Gardens

Shared community water points.

Benefits

Reliable Supply

Meet daily water needs despite grid outages or limited supply windows.

Energy Savings

Solar-first operation reduces electricity bills and diesel dependence.

Smart Protection

Dry-run, over/under-voltage, and tank-level controls reduce pump wear and tear.

Water Heater Systems

Solar water heaters provide an efficient, cost-effective way to meet daily hot water needs for bathing, washing, and kitchen use. By harnessing the sun’s thermal energy, households can significantly reduce electricity or LPG consumption. Systems can be designed with electric or heat-pump backups to ensure hot water availability throughout the year.

Major Components

Solar Collector

aptures solar thermal energy. Options include Flat Plate Collectors (FPC) for durability and Evacuated Tube Collectors (ETC) for higher efficiency in cooler climates.

Insulated Storage Tank

Stores hot water for use across the day; sized to match household demand and usage timing.

Mounting Structure & Piping

Optimised tilt and orientation for maximum solar gain; insulated hot water piping minimises heat loss.

Ideal For

Households with consistent daily hot water needs for bathing and washing.

Homes aiming to reduce electricity/LPG bills and improve energy independence.

Benefits

Lower Energy Bills

Replace a large portion of electric geyser or LPG usage.

Year-Round Comfort

Reliable hot water with optional backup during monsoon/winter.

Durable & Low Maintenance

Long service life with basic annual checks.

Environmentally Friendly

Cuts emissions and peak-time electricity demand.

Scalable

Capacities sized from single bathrooms to multi-family units.

Sustainable Energy for Household.

Solar Panels

Solar Battery

Solar Charge Controller

Solar Appliances

Ideal For

Benefits

Low-Cost Installation

Minimal Maintenance

Overnight Backup

Energy-efficient DC Appliances

Zero Energy Bills

Compact Size

System Typologies & Specifications

Solar Panels

Solar Battery

Inverter (with Charge Controller)

Ideal For

Benefits

Energy Independence

Customizable Options

Reliable Backup

Eco-Friendly

System Typologies

Solar Panels

Inverter

Ideal for

Benefits

Lower Electricity Bills

Earn with Solar:

No Battery Required

Supports Sustainability

Government Incentives

System Typologies

Solar Panels

Hybrid Inverter (with Integrated Charge Controller)

Battery Bank

Ideal For

Benefits

Continuous Power with Savings

Load Prioritisation

Tariff Optimisation

Grid Interactivity

Flexibility and Scalability

Sustainability

Solar Panels

Pump (Surface or Submersible)

Controller/Drive (VFD/MPPT)

Ideal For

Benefits

Reliable Supply

Energy Savings

Smart Protection

Solar Collector

Insulated Storage Tank

Mounting Structure & Piping

Ideal For

Benefits

Lower Energy Bills

Year-Round Comfort

Durable & Low Maintenance

Environmentally Friendly

Scalable

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Frequently Asked Questions (FAQ)

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