30kW Solar Panel Price in India with Subsidy – Cost, Benefits & Installation Guide (2025)
With rising electricity bills and a growing focus on sustainable energy, many commercial establishments and large households in India are shifting toward 30kW solar panel systems. Ideal for schools, hospitals, offices, apartment complexes, and medium-sized businesses, a 30kW solar system offers significant long-term savings, government subsidies, and reliable energy generation.
In this guide, we’ll cover the price, subsidy, benefits, installation process, and everything else you need to know about installing a 30kW solar system in India in 2025.
💰 What is the Price of a 30kW Solar Panel System in India?
The average cost of a 30kW on-grid solar system in India (before subsidy) ranges between:
➡️ ₹15,00,000 to ₹18,00,000 (₹50 to ₹60 per watt)
⚡ With government subsidy, this cost can come down significantly depending on the state policy and consumer category.
🏷️ Government Subsidy on 30kW Solar System (2025)
While subsidies are mostly available for residential systems up to 10kW, in some states and under special schemes, 30kW systems for institutions or group housing societies may qualify for:
- 20% to 30% Central/State subsidy (depending on policy updates)
- Net metering facility to sell excess power to the grid
💡 Subsidy eligibility may vary by consumer type and location. Always confirm with your local DISCOM or authorized solar vendor.
⚡ How Much Electricity Does a 30kW Solar System Generate?
A 30kW solar system generates approximately:
- 120–135 units per day
- ~3,600–4,000 units per month
- ~43,800–48,000 units per year
This is sufficient to power:
✅ Medium factories
✅ Office buildings
✅ Educational institutions
✅ Large bungalows or residential complexes
📈 Savings from a 30kW Solar Panel System
| Type | Monthly Units | Approx. Savings/Month | Annual Savings |
|---|---|---|---|
| Commercial Use | 4000 Units | ₹30,000–₹35,000 | ₹3.6–4.2 Lakhs |
| Residential Use | 3500 Units | ₹25,000–₹30,000 | ₹3–3.6 Lakhs |
🧮 These numbers depend on location, tariff rates, and energy usage.
🔧 Installation Guide for 30kW Solar Panel System
- Site Inspection – Load calculation, roof space, and feasibility
- Quotation & Proposal – Detailed system design & subsidy information
- Application for Net Metering/Subsidy – Coordination with local DISCOM
- System Installation – Panel mounting, inverter connection, wiring
- Commissioning & Testing – Grid synchronization, net meter installation
- Monitoring & Maintenance – App-based system health monitoring
🧾 Documents Required
- Property proof or electricity bill
- Aadhar card and PAN card
- Bank account details
- Passport-sized photo
- Approved project layout (for commercial use)
🌿 Benefits of Installing a 30kW Solar System
✅ Major Reduction in Electricity Bills
✅ Low Maintenance & Long Lifespan (25+ years)
✅ Net Metering Income – Sell excess power
✅ Green Branding – For businesses and institutions
✅ Return on Investment (ROI) within 3–5 years
🏠 Ideal Applications of 30kW Solar Systems
- Schools and colleges
- Hospitals and clinics
- Housing societies
- Medium-size factories
- Offices and showrooms
- Commercial buildings
📞 Want to Install a 30kW Solar System?
Bhandari Solar offers complete turnkey solar solutions – from site inspection to installation and subsidy assistance. With years of experience and hundreds of satisfied customers, we ensure quality and performance.
📍 Serving: Indore | Khargone | Bhopal | Ujjain | All over MP
📞 Call us at: 99811 33511 | 96999 00300
🔚 Conclusion
A 30kW solar system is an excellent investment for medium to large energy consumers in India. With government support, net metering, and rising electricity costs, this system can help you save lakhs over the years while contributing to a greener future.🌞
Frequently Asked Questions (FAQs)
1. ✅ How much does a 30kW solar system cost in India in 2025?
The average cost of a 30kW on-grid solar system in India ranges from ₹15 lakhs to ₹18 lakhs (before subsidy). Prices may vary slightly depending on panel quality, inverter brand, installation location, and structure type.
2. 💸 Is subsidy available on 30kW solar systems?
Generally, government subsidies under PM Solar Rooftop Yojana are available for residential systems up to 10kW. However, educational institutions, societies, or commercial setups may receive subsidies or incentives under specific state or local DISCOM policies.
3. 🔌 How many units of electricity does a 30kW solar system generate?
A 30kW solar system generates about 120 to 135 units per day, which adds up to ~4,000 units/month and ~48,000 units/year, depending on sunlight conditions and panel orientation.
4. 💡 Is 30kW solar enough for a commercial building?
Yes! A 30kW system is ideal for small-to-medium commercial buildings, such as schools, hospitals, offices, and shops with moderate energy usage. It significantly cuts power bills and offers excellent ROI over time.
5. 📏 How much roof area is required for a 30kW system?
You typically need around 1800 to 2400 sq. ft. of shadow-free rooftop area to install a 30kW solar panel system, depending on the panel wattage and mounting type.
6. ⚙️ What are the maintenance requirements?
Solar systems require minimal maintenance:
- Clean panels once/twice a month
- Monitor performance via mobile app (if inverter supports)
- Annual inspection by installer (recommended)
7. 🧾 What documents are needed to apply for installation or subsidy?
For most cases, you need:
- Recent electricity bill
- Aadhar & PAN card
- Property ownership or lease proof
- Bank account details
- Photograph and application form
8. 🔄 Can I use net metering with a 30kW solar system?
Yes, net metering is applicable for 30kW systems in most states. It allows you to export excess energy to the grid and get credited on your electricity bill.