Why every Indian home should consider solar in 2025
When you combine lower solar hardware costs with rising grid tariffs, payback periods tighten—especially for homes that consume 200–400 units a month and can run major daytime loads (fridge, fans, air-cooling, work-from-home equipment) on solar power.
What most people don’t know about solar layouts
This article discusses the often-overlooked technical considerations involved in designing and laying out a high-performance solar system.
Subsidies vs. loans: What really makes rooftop solar affordable for homes?
While subsidies have provided an important early boost, the future of residential solar affordability rests on financing models that expand access consistently. Loans create a pathway for households across diverse income brackets and geographies to invest in clean energy without waiting for government support.
Analysis of 6,276 connectors for rooftop PV systems
Sandia National Labs researchers have created a new dataset on the rates and types of rooftop PV connector failures. Their analysis has shown that tight wire bending radius, extra dirty connectors, and loose nuts are the most common failure causes in 6,276 connectors deployed between 2014 and 2017 across seven U.S. regions.
U.S. installs 14.5 GW of large-scale solar in the first half of 2025
Solar represented 75% of grid capacity additions in the first half, followed distantly by wind and natural gas, said new data from the Federal Energy Regulatory Commission.
GST on solar cells, modules cut to 5%
India’s Goods and Services Tax (GST) Council has announced a reduction in the GST rate on solar cells—whether or not assembled into modules—from the current 12% to 5%. The revised rates will take effect from September 22.
How smart financing solutions are solar powering the mid-income households
Adopting rooftop solar has never been simpler, with 100% digital, collateral-free loans tailored for middle-income households. From instant, paperless approvals to flexible options like zero-cost EMIs or hybrid plans, the process ensures ease at every step.
Sungrow debuts 2.5 kW microinverter
The Chinese company said its new microinverter supports four independent MPPT inputs with DC input currents up to 18 A.
Waaree-Backed Solfin enters co-lending tie-up with Japanese Financial Institution
Solfin Sustainable Finance, a solar-focused non-banking finance company (NBFC) backed by Waaree, and Japanese Financial Institution, have entered co-lending partnership to provide working capital finance to solar panel dealers and rooftop solar finance to end consumers.
India installed 2.8 GW of rooftop solar in H1 2025, up 155% YoY
India added 2.8 GW of rooftop solar capacity in the first half (January–June) of calendar year 2025, marking a 155% year-over-year increase compared to the 1.1 GW installed during the same period in 2024, according to Mercom India’s newly released Q2 2025 India Rooftop Solar Market Report.
