Tata Power’s Solar Business Shines: 40% Growth in Rooftop Segment, Module Manufacturing at Full Tilt.

Tata Power’s rooftop solar revenue hits ₹865cr in Q4 (+40% YoY) while module manufacturing runs at 90%+ capacity. FY26 outlook remains bullish.

FY25 Solar Performance Highlights

✅ Rooftop Solar:

  • Q4 Revenue: ₹865 crore (+40% YoY)
  • Q4 EBITDA: ₹132 crore (+72% YoY)
  • Annual Capacity: 782 MWp installed
  • Market Leadership: #1 in India (700+ cities)

✅ Module Manufacturing:

  • Annual Production: 3,300 MW modules, 650 MW cells
  • Plant Utilization: >90% at Tirunelveli facility
  • Financials: ₹5,337 crore revenue, ₹422 crore PAT

✅ Order Book Strength:

  • Utility-scale EPC: ₹11,000 crore
  • Rooftop Pipeline: ₹1,000 crore

Strategic Growth Levers for FY26

1. Rooftop Solar Expansion

  • Target: Double FY25 capacity (1.5+ GWp)
  • Key Drivers:
    ✔ PM Surya Ghar scheme boost
    ✔ Focus states: UP, Maharashtra, Rajasthan, Odisha, Assam
    ✔ Integrated model (manufacturing + installation)

2. Manufacturing Ramp-Up

ParameterFY25 ActualFY26 Projection
Module Production3,300 MW3,700+ MW
Cell Production650 MW3,700+ MW
TOPCon Tech300 MW pilotScalable based on demand

CEO Praveer Sinha:
*”Our 4 GW mono-PERC lines will remain workhorses, but we’re ready to scale TOPCon when market matures.”*

3. Vertical Integration Advantage

  • 70%+ modules consumed internally
  • 1 GW earmarked for rooftop segment
  • No surplus capacity expected till Q3 FY26

Government Policy Tailwinds

✔ PM Surya Ghar: 30 lakh household installations target
✔ ALMM Reinstatement: Domestic module preference
✔ RPO Targets: 40 GW annual renewable addition needed


Competitive Positioning

VS Rooftop Players

  • Scale: 2X larger than nearest competitor
  • Cost Edge: In-house module supply

VS Module Makers

  • Demand Security: Captive EPC/rooftop use
  • Tech Pipeline: TOPCon readiness

Financial & Operational Metrics

Tata Power Solar Business Snapshot

SegmentRevenue (FY25)PAT (FY25)
Rooftop₹2,210 cr₹209 cr
Module Manufacturing₹5,337 cr₹422 cr

FY26 Outlook

  • Rooftop EBITDA Margin: Sustain 15%+
  • Manufacturing Utilization: Maintain >90%
  • TOPCon Commercialization: H2 FY26 decision

Analyst Insight:
“Tata Power’s vertical integration provides 10-15% cost advantage over pure-play installers.” – Mumbai-based renewables analyst

Upcoming Catalyst:
ALMM list expansion expected to benefit domestic manufacturers


Sources: Company Investor Call, MNRE Reports
Data as of May 2025

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