10kW Solar System in India
For MSMEs, factories, warehouses, schools, hospitals — 10kW is the sweet spot for commercial rooftop solar. Generates 15,000 units/year. With Section 32 (40% depreciation), payback is 3-4 years vs 4-6 for residential. Industrial tariff savings make this India's most profitable solar capacity for businesses.
10kW Solar — Commercial Cost & Section 32 Calculation
Real installed cost + how Section 32 depreciation creates a tax shield in Year 1:
| Component | Cost Range | Notes |
|---|---|---|
| Solar Panels (18-19 × 540W) | ₹2,80,000–₹3,50,000 | Tier-1: Adani, Vikram, Waaree |
| Inverter (10kW) | ₹80,000–₹1,20,000 | 3-phase string inverter |
| Mounting Structure | ₹50,000–₹80,000 | Heavy galvanized iron, wind-rated |
| DC + AC Cables, MCB | ₹35,000–₹50,000 | 3-phase wiring, AJB/DJB |
| Installation Labor | ₹40,000–₹60,000 | 3-4 days, 5-person crew |
| DISCOM + Net Meter | ₹20,000–₹40,000 | Commercial connection upgrade |
| 5-year AMC (Optional) | ₹35,000 | Quarterly cleaning + monitoring |
| TOTAL Installed | ₹5,50,000–₹7,00,000 | Per kW: ₹55-70K (best ratio) |
| Year 1 Section 32 Tax Shield | -₹72,000 | 40% × ₹6L × 30% corporate tax |
| EFFECTIVE Net Cost (Y1) | ₹4,78,000–₹6,28,000 | After tax shield |
10kW Solar Generation & Industrial Savings
Industrial tariffs are 50-80% higher than residential. Each unit saved by solar is worth more for MSMEs:
| State | Industrial Tariff | Annual Generation | Annual Savings |
|---|---|---|---|
| Tamil Nadu | ₹8.50/unit | 16,000 units | ₹1,36,000 |
| Karnataka | ₹9.00/unit | 15,000 units | ₹1,35,000 |
| Maharashtra | ₹11.00/unit | 15,500 units | ₹1,70,500 |
| Delhi NCR | ₹12.00/unit | 14,500 units | ₹1,74,000 |
| Uttar Pradesh | ₹8.00/unit | 15,500 units | ₹1,24,000 |
| Gujarat | ₹7.50/unit | 16,800 units | ₹1,26,000 |
Best Use Cases for 10kW Solar
Manufacturing MSMEs
Small factories with 100+ kW connected load. 10kW covers daytime operations.
Clinics / Hospitals
50-100 bed hospitals. Reduces operating costs significantly.
Schools / Colleges
Daytime operation perfectly aligned with solar generation. Many state govts incentivize.
Office Buildings
5,000-10,000 sq ft offices. Reduces shared building society electricity charges.
Retail Stores
Showrooms, supermarkets, restaurants. Daytime AC + lighting load.
Large Bungalows
Estates, farmhouses with multiple ACs + heavy electric load. EV charging station option.
Get Free 10kW Commercial Solar Quote
For MSMEs, factories, warehouses, schools, hospitals. EPC will share custom quote with Section 32 calculation, DISCOM application, and ROI projection for your specific industrial tariff.
- Section 32 depreciation calculation
- 3-phase commercial system design
- Net metering at retail tariff
- Tier-1 panels with 25-year warranty
- Quarterly AMC option
Compare Other Solar Capacities
Frequently Asked Questions
What is the price of 10kW solar system in India?
10kW costs ₹5.5-7L installed (₹55-70K per kW — best per-kW economics). After Section 32 Year 1 tax shield (₹72K at 30% corporate tax), effective net cost: ₹4.78-6.28L.
Is 10kW solar good for MSME businesses?
Excellent. Generates 14,000-15,000 units/year, saves ₹1.4-1.95L annually at ₹10-13/unit industrial tariff. With 40% Section 32 depreciation, payback is 3-4 years. Maharashtra/Delhi MSMEs benefit most due to highest tariffs.
How much does Section 32 depreciation save?
Year 1: 40% × ₹6L = ₹2.4L depreciation. At 30% corporate tax: ₹72,000 tax saving in Y1. Total 5-year tax shield: ~₹1.2L (Y1 + 25% WDV Y2-5).
What is the payback for 10kW commercial solar?
3-4 years (faster than residential 4-6 years). Reasons: higher industrial tariff, Section 32 tax shield, lower per-kW cost. Maharashtra/Delhi: 3-3.5 yrs. TN/KA: 3.5-4 yrs.
How much roof space does 10kW solar need?
Approximately 700-800 sq ft of unshaded south-facing roof. 18-19 panels of 540W. Industrial sheds, factory roofs, warehouses easily accommodate.
Is open access available for 10kW solar in India?
Open access typically requires 100kW+ (1 MW some states). For 10kW commercial: operate under net metering — sell to grid at retail tariff, draw at retail tariff. Most states allow up to 100% of sanctioned load.