Bhagalpur Local Solar Sizing Engine
Solar Savings Calculator for Bhagalpur
Calibrated for Bhagalpur solar radiation (5.3 – 5.6 peak sun hours/day) and NBPDCL commercial & domestic slab tariffs. Compute your recommended kW plant, payback period, and subsidy eligibility.
Residential Solar & Subsidy Calculator
Solar Calculator
Design a Solar Plan Around Your Electricity Usage.
Enter your electricity usage details. Your results are calculated using verified Bihar solar data.
Commercial & Industrial ROI Calculator
Commercial & Industrial Solar Engine
Commercial Solar ROI & Sizing Calculator
Calculate plant capacity, daytime bill reduction, payback period, and 25-year returns for your business in Bihar.
Facility ParametersBihar Grid Rules
₹65,000
₹15K₹1.5 Lakh₹3 Lakh₹5 Lakh+
70%
3,000 sq. ft
1,000 sq ft10,000 sq ft25,000+ sq ft
Subsidy Notice: PM Surya Ghar central subsidy is legally restricted to residential meters. Commercial systems gain ROI via net-metering, peak tariff arbitrage & tax depreciation.
Recommended Size
32 kW
3-Phase Grid-Tied Solar Plant
Monthly Savings
₹32,640
~3,840 units generated/mo
Est. Payback
4.1 Yrs
With tax shield: ~3.7 Yrs
Commercial System Specifications & Return Profile
Annual Solar Generation46,080 Units
Annual Bill Reduction₹3,91,680 / Yr
Indicative CAPEX (Turnkey)₹16.00L – ₹17.60L
Roof Area Required2,880 sq. ft ✓
10-Year Cumulative Savings₹45.95 Lakhs
25-Year Cumulative Savings₹1.51 Crores
ESG & Environmental Footprint
43.2 Tonnes CO₂ Abated/Yr (1944 Trees Equivalent)
⚖️ Depreciation Disclosure: Under Section 32 of the Income Tax Act, eligible commercial and industrial solar power generation assets may qualify for accelerated tax depreciation. Consult your Chartered Accountant / Tax Auditor for eligibility specific to your business entity.