SolarSavingsSolar Equipment & Rooftop Entity Registry
Technical profiles, manufacturer ratings, inverter efficiencies, battery metrics, and architectural roof design guidelines for residential solar setups.
Tata Power Solar ALMM List-I
| Headquarters | Mumbai, Maharashtra |
| Max Cell Efficiency | 22.5% (N-Type) |
| Warranty Profile | 25-Year Performance |
| Domestic Content (DCR) | Fully Compliant |
India's oldest solar manufacturer. Best known for their heavy duty poly and mono-crystalline module lines widely empanelled under PM Surya Ghar.
Waaree Energies ALMM List-I
| Headquarters | Surat, Gujarat |
| Max Cell Efficiency | 22.8% (TOPCon) |
| Warranty Profile | 25-Year Performance |
| Capacity Size | 12 GW (India's Largest) |
Market leader in manufacturing volume, supplying high-performance bi-facial and mono PERC panels across India.
Adani Solar ALMM List-I
| Headquarters | Mundra, Gujarat |
| Max Cell Efficiency | 22.2% (Mono PERC) |
| Warranty Profile | 25-Year Performance |
| Tier-1 Rating | Bloomberg NEF Certified |
Integrated cell-to-module manufacturer with highly automated production facilities in Mundra Special Economic Zone.
Growatt MIN Series On-Grid
| Max Efficiency | 98.4% |
| Monitoring | WiFi / GPRS App Control |
| Standard Warranty | 5 Years (Extendable to 10) |
| Cooling System | Natural Convection |
One of India's most popular residential single-phase string inverters. Renowned for its compact design and high MPPT tracking efficiency.
Fronius Primo Premium On-Grid
| Max Efficiency | 98.0% |
| Manufacturing origin | Austria |
| Standard Warranty | 5 Years |
| Cooling System | Active Fan Cooling |
Premium European inverter brand preferred for high-reliability systems. Features unique SnapINverter mounting technology.
Luminous Solar TX Hybrid / Off-Grid
| Battery Voltages | 24V / 48V / 96V Support |
| Efficiency | 93.5% |
| Standard Warranty | 2 Years |
| Transformer Type | Copper Wound Toroidal |
Perfect for regions experiencing periodic grid failures, linking lead-acid or lithium batteries to provide clean home backup.
Lithium Iron Phosphate (LiFePO4) Recommended
| Typical Cycle Life | 4000 - 6000 Cycles |
| Depth of Discharge (DoD) | 90% |
| Round-Trip Efficiency | 95% |
| Safety Profile | Thermal Runaway Resistant |
The gold standard for residential solar backup. Delivers long lifetime performance (10+ years) and high thermal tolerance for hot Indian summers.
Tubular Lead-Acid Budget Pick
| Typical Cycle Life | 1200 - 1500 Cycles |
| Depth of Discharge (DoD) | 50% |
| Round-Trip Efficiency | 75% - 80% |
| Maintenance | Distilled Water Topping Required |
Affordable entry-level battery storage. Heavy weight and footprint, requires periodic ventilation to disperse battery gases.
N-Type TOPCon State-of-the-Art
| Avg. Module Efficiency | 22.0% - 23.2% |
| 1st Year Degradation | < 1.0% |
| Temp. Coefficient | -0.30% / °C (Excellent) |
| Bifaciality Factor | 80% - 85% |
Tunnel Oxide Passivated Contact cells. They perform exceptionally well in high-temperature climates and low-light environments.
Monocrystalline PERC Standard Market Choice
| Avg. Module Efficiency | 20.5% - 21.8% |
| 1st Year Degradation | < 2.0% |
| Temp. Coefficient | -0.35% / °C |
| Bifaciality Factor | 70% |
Passivated Emitter and Rear Cell technology. Currently dominates the Indian residential market due to its balanced price-to-performance ratio.
Flat RCC Roofs
| Mounting Structure | Ballasted or Anchor-bolted Leg |
| Optimal Tilt Angle | 10° - 15° (South Facing) |
| Wind Loading Limit | 150 km/h |
| Shadow Constraints | Needs Parapet Offset Clearances |
Reinforced Concrete Cement flat roofs represent over 75% of urban Indian rooftop installations. Easy maintenance access but requires structural concrete drilling or heavy ballasts.
Slanted Metal Tin Sheds
| Mounting Structure | Direct Rail and L-Feet Clamps |
| optimal Tilt Angle | Follows roof pitch (flush mount) |
| Wind Loading Limit | 140 km/h |
| Structural Load weight | ~15 kg / m² |
Common in suburban homes and commercial workshops. Mounting is highly cost-effective and fast, utilizing non-penetrative standing seam clamps where possible.
Housing Societies
| Mounting Structure | Shared flat roof framing |
| Metering type | Virtual Net Metering / Common Area |
| Approvals Required | Society NOC + Fire Safety Certificate |
| Sizing Rule | Proportionate to flat ownership |
Multi-family apartment structures require shared area NOCs. Solved using Virtual Net Metering policies to credit individual utility bills proportionately.