Aerem Blog
Real numbers from real cities. Honest timelines. Policy updates without spin. Every article is written for people making actual decisions -- not for people who already know everything about solar.
The PM Surya Ghar scheme has allocated Rs 75,021 crore to put solar on 1 crore Indian rooftops. As of December 2025, 20.8 lakh installations are complete. This guide explains exactly how to apply, what the subsidy covers, and why 77% of registered users have not yet converted -- and how to avoid being one of them.
Aerem Editorial | February 2026
Read GuideFor Homeowners
A 3 kW system in Mumbai generates approximately 4,200 kWh per year and saves Rs 3,200-4,200 per month at current MSEDCL tariff rates. This article shows the calculation in full -- and what changes if your bill is lower or higher than average.
Aerem Editorial | January 2026
The typical framing -- "your EMI will be lower than your bill" -- is true for most households. But the real comparison is more nuanced: your bill increases 3-5% annually; your EMI does not. This article shows what that asymmetry means over 5, 10, and 25 years.
Aerem Editorial | January 2026
Aerem's installers have mounted panels on terrace roofs, sloped RCC roofs, asbestos sheets (with adapters), and heritage buildings. The short answer: modern mounting structures do not damage roofs if installed correctly. The longer answer involves checking six things before installation.
Meera Joshi, VP Operations | December 2025
For Solar Businesses
The difference is not the installation -- it is the customer acquisition cost, the financing integration, and the equipment procurement margin. This article breaks down the full economics of a D2C-sourced installation versus a self-sourced one.
Arjun Reddy, VP Partnerships | January 2026
Net metering rules differ significantly across Karnataka (Rs 3.82/unit export), Rajasthan (Rs 3.26-3.65/unit), Maharashtra (1:1 annual settlement), and six other major solar markets. This guide consolidates the policy, the DISCOM contacts, and the typical processing timelines for each.
Aerem Partner Team | December 2025
Bronze certification is automatic on joining. Silver requires 10 installations and a 4.0+ rating. Gold requires 50 installations and a 4.3+ rating. Platinum is by invitation. This article explains the specific requirements, the economics of each tier, and the fastest documented path from Bronze to Gold.
Aerem Partner Team | November 2025
Industry Analysis
The national residential solar program has cleared its first major milestone -- 20.8 lakh installations as of December 2025. The harder milestone is the remaining 79.2 lakh. This article examines state-level performance data, DISCOM processing capacity, and the financing gap that will determine whether the 2027 target is achievable.
Vikram Mehta, CEO | February 2026
Rooftop solar economics vary dramatically by city: Mumbai payback is 2.0-2.7 years; Delhi is 2.5-3.2 years; Jaipur is 2.7-3.6 years. This analysis maps the economic case across 15 cities and projects where residential demand will concentrate over the next five years.
Aerem Research | January 2026
