Ramanathapuram – 623501, Tamil Nadu
ROOFTOP SOLAR ENGINEERING • RAMANATHAPURAM

Turn Your Rooftop Into a Clean Power Station

Cut up to 90% of your electricity bills with Tier-1 Mono PERC solar panels, smart bi-directional net metering, and hassle-free PM Surya Ghar government subsidies handled from start to finish.

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Choose the Right Solar Architecture

Engineered for the high solar irradiance and coastal weather conditions of southern Tamil Nadu.

Best For Homes & Offices

On-Grid Solar (Grid-Tied)

Fastest Payback & Maximum TANGEDCO Bill Reduction

Connected directly to the Tamil Nadu grid through a bi-directional net meter. When your panels produce excess energy during the day, it is exported to TANGEDCO, spinning your meter backwards.

Payback in 3 to 4 years
Eligible for PM Surya Ghar subsidy (up to ₹78,000)
Zero battery maintenance cost
Highest return on investment
Automatic cloud monitoring on your smartphone
Best for: Urban homes, commercial shops, schools, hospitals with low daytime power outages
Most Popular
Most Popular Choice

Smart Hybrid Solar

Grid Export Savings + Lithium / Tubular Battery Backup

The ultimate energy security system. Generates clean solar, charges your battery bank, powers your house, and exports any remaining excess to the grid. Zero disruption during power cuts.

24/7 Uninterrupted clean power
Works during daytime AND night blackouts
Supports high surge loads (fridge, pump, motors)
Compatible with advanced LiFePO4 lithium batteries
Eligible for residential central subsidies
Best for: Homes in areas with frequent coastal power interruptions, clinics, diagnostic centers
Remote & Rural Sites

Off-Grid Solar

100% Independent Power Without Any Grid Connection

Stand-alone system with high-capacity solar batteries. Engineered for remote agricultural plots, prawn farms, and coastal sites where TANGEDCO grid power is absent or erratic.

Complete energy independence
Heavy-duty deep-cycle tubular or lithium bank
Built-in MPPT solar charge controller
Corrosion-resistant coastal mounting hardware
Best for: Farmhouses, coastal shrimp/fish hatcheries, agricultural pumps, remote installations
Planning note: On-grid systems generally shut down during a grid outage unless a specifically approved backup arrangement is installed. Final system design depends on site conditions, structural load, and local utility requirements.
SCALABLE SOLAR POWER

From 1 kW to 100 kW

Solutions for a small home rooftop through to large commercial and industrial projects across Ramanathapuram and coastal Tamil Nadu.

01

1–3 kW

Homes & small rooftops

02

5–10 kW

Villas, shops & clinics

03

20–50 kW

Commercial buildings

04

50–100 kW

Industries & warehouses

FIELD-TESTED HARDWARE

Authorized Solar Systems & Modules

Bifacial Mono PERC panels, smart hybrid PCUs, and off-grid stations with 25-year performance warranties.

View Full Product Catalogue
Showing 5 of 36 verified itemsCategory: Solar Solutions
NS Smart Hybrid Solar Rooftop System
NS Solar / UTL25-Year Panel Performance / 5-Year Inverter

NS Smart Hybrid Solar Rooftop System

3kW - 10kW

Next-generation rooftop solar system combining grid export with high-capacity battery storage. Uninterrupted power during grid cuts and maximum savings on TANGEDCO bills.

  • Mono PERC Bifacial Panels
  • Smart App Monitoring
Pricing:Enquire for Price
High-Yield On-Grid Rooftop Solar Solution
UTL / NS Solar25-Year Performance Guarantee

High-Yield On-Grid Rooftop Solar Solution

2kW to 25kW

Turn your roof into a green power station. Export excess energy directly to the Tamil Nadu grid via bi-directional net metering and drastically reduce your electricity tariff.

  • Maximum ROI in 3.5 - 4 years
  • Bi-directional Net-Metering Ready
Pricing:Enquire for Price
Heavy-Duty Off-Grid Solar Energy Station
Spec Photo
UTL Solar5-Year System Warranty

Heavy-Duty Off-Grid Solar Energy Station

1kW, 2kW, 3kW, 5kW

Designed for rural properties, coastal farmhouses, and areas with frequent grid brownouts. Operates 100% independently from the utility grid with deep-discharge solar tubular/lithium storage.

  • 100% Grid Independent
  • rMPPT Solar Charge Controller
Pricing:Enquire for Price
Luminous Solar Deep-Cycle Tall Tubular Battery
Luminous SolarUp to 72 Months Warranty*

Luminous Solar Deep-Cycle Tall Tubular Battery

40 Ah – 200 Ah • 12V

Specialized C10-rated deep-cycle tubular battery engineered specifically for solar applications. Designed to absorb solar charge efficiently and deliver sustained cycling life with minimal maintenance.

  • 40 Ah to 200 Ah Capacity Range
  • C10-rated deep-cycle for longer backup
Pricing:Enquire for Price
UTL Solar Heavy-Duty Tubular Solar Battery
UTL SolarUp to 72 Months Warranty*

UTL Solar Heavy-Duty Tubular Solar Battery

Heavy-Duty Tubular IT500 • 12V

Advanced tubular gauntlet positive-plate technology with high-pressure die-cast plate construction and corrosion-resistant grid alloy. Features heavy-duty polypropylene IT500 container and non-leaking float vent plugs.

  • Advanced tubular gauntlet positive-plate technology
  • 1,500+ life cycles at 80% DOD
Pricing:Enquire for Price
CENTRAL GOVT SUBSIDY BREAKDOWN

PM Surya Ghar Muft Bijli Yojana Subsidies

Direct Benefit Transfer credited directly to your bank account after bi-directional net meter installation.

1 kW System

₹30,000 Central Subsidy

Generates ~120 Units / month

Ideal for small 1BHK / 2BHK households

2 kW System

₹60,000 Central Subsidy

Generates ~240 Units / month

Ideal for 2BHK / 3BHK homes with 1 AC

3 kW to 10 kW System

₹78,000 Max Subsidy (Residential)

Generates ~360 to 1200+ Units / month

Eliminates high TANGEDCO bi-monthly bill brackets

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SOLAR CALCULATOR & PM SURYA GHAR SUBSIDY ESTIMATOR

Calculate Your Rooftop Solar Savings & Subsidies

Estimate your recommended solar capacity, TANGEDCO net metering offsets, and central PM Surya Ghar Muft Bijli Yojana subsidies with realistic engineering assumptions.

Current Monthly Bill:₹3,500
₹1,000₹12,000₹25,000+
sq. ft.
Recommended System
4 kWp
~17.2 Units/day generation
PM Surya Ghar Subsidy
₹78,000
Direct DBT bank credit
Annual Bill Savings
₹37,800
Payback: ~4.5 Years

Engineering Assumptions & Technical Basis

Estimated Monthly Consumption:~500 Units (kWh) / monthDerived from ₹3,500 bill @ ₹7/unit.
Approximate Daily Generation:~17.2 Units (kWh) / day* Assumes ~4.3 peak sun hours/day in Ramanathapuram coastal region.
Estimated Rooftop Requirement:~340 sq.ft shadow-free* Assumes ~85 sq.ft per kW for 550W+ Mono PERC modules and pathways.
Clean Environmental Impact:5.4 Tons CO₂/YrEquivalent to planting ~243 mature trees annually.

Estimated Investment Breakdown

Estimated Turnkey System Cost (Hardware + Installation):₹2,48,000
Less: PM Surya Ghar Central Subsidy (DBT Direct Bank Credit):- ₹78,000
Estimated Net Investment:₹1,70,000

* Note: Calculations are engineering estimates based on standard residential rooftop guidelines in Tamil Nadu. Actual pricing depends on structural requirements, wiring runs, shadow profiles, and site inspection.

DIRECT ADVISORY & ESTIMATES

Let's Find the Right Energy Solution for You.

Tell us what you need. Our team can help you explore suitable products, solar installation options, and available subsidy guidance.

Ramanathapuram Flagship Counter

Ground Floor, 320C/1, Shop No. 10, A.K.S. Complex, Lathams Bungalow G.H. Road, Ramanathapuram, Tamil Nadu

A.K.S. Complex, Lathams Bungalow G.H. Road

Direct Store Helplines:
GSTIN: 33BNWPM5730K1ZGAuto Electrical Spare Parts / Auto Electrical Parts

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