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Defence
Defence Electronics & Radar
The margin engine of Indian defence — DRDO IP productionised at 25-40% OPM
Medium capitalOligopoly7 listed names covered
Defence electronics converts DRDO lab IP into production profit. BEL anchors the sector with ₹75K Cr backlog at 29% margins; a design-IP tier (Data Patterns, Astra) earns 25-40% OPM on radar/EW subsystems. Import substitution of the electronics BOM is the structural margin driver — each 5pt of indigenisation ≈ 1pt OPM.
TAM: ~₹40K Cr/yr domestic electronics demand growing 15-20%; QRSAM alone ₹30K Cr; Su-30 upgrade electronics ₹25K Cr+ if sanctioned.
Demand drivers
- ▸EW became doctrine after Op Sindoor (Akash + EW validated in combat)
- ▸AESA radar migration across every platform (Uttam, Virupaksha)
- ▸QRSAM + Akash-NG production waves FY27-30
- ▸Electronics share of platform cost rising globally: 35-45% of modern platform value
Competitive dynamics
- ▸BEL near-monopoly at system level (clearances moat); privates win at module/subsystem tier
- ▸Data Patterns vs Astra: design-IP vs build-to-spec — converging from opposite ends
- ▸Chip dependence (95% imported mil-grade) is the shared Achilles heel — GaN localisation (AGNIT, SCL, BEL fab JV proposals) is the next battleground
Unit economics
- ▸BEL: 29% OPM, zero debt, negative WC via advances; book-to-bill >2x
- ▸Design-IP tier: 40% OPM but lumpy — Data Patterns Q1 FY26 sales ₹99 Cr vs Q4 ₹396 Cr seasonality
- ▸TR modules: ₹8-15L per module, thousands per AESA — Astra's volume lane
Key programs
- ▸QRSAM (₹30K Cr), Akash-NG, MRSAM sustainment
- ▸Uttam AESA (Tejas), Virupaksha (Su-30 upgrade)
- ▸Naval EW Shakti follow-ons, Samudrika suite
- ▸Software-defined radios (Avantel, BEL) fleet-wide rollout
What an expert watches
- ▸QRSAM order split announcements
- ▸BEL margin guidance vs 29% peak
- ▸GaN foundry commissioning (AGNIT/SCL)
- ▸Data Patterns book-to-bill recovery above 1.5x
Sector scoreboard — real data
| Company | Mkt cap | P/E | OPM | ROCE | Sales 3Y | Fundamental | Tech score | Decision |
|---|---|---|---|---|---|---|---|---|
| Bharat Electronics | ₹2.98 L Cr | 49.1x | 29% | 36.5% | 15.9% | 84 | 41 | Hold |
| Data Patterns | ₹22.3K Cr | 90.5x | 40% | 21.9% | 26.9% | 79 | 56 | Hold |
| Astra Microwave | ₹16.6K Cr | 86.2x | 29% | 20.2% | 12.5% | 78 | 91 | Hold |
| Apollo Micro Systems | ₹14.6K Cr | 129.0x | 24% | 14.5% | 44.8% | 63 | 78 | Sell / Avoid |
| Centum Electronics | ₹5.5K Cr | 54.5x | 14% | 25.6% | 1.1% | 64 | 83 | Hold / Watchlist |
| Avantel | ₹4.6K Cr | 267.0x | 22% | 9.6% | 13.1% | 40 | 65 | Sell / Avoid |
| DCX Systems | ₹2.1K Cr | — | -2% | 0.9% | -16.0% | 26 | 42 | Sell / Avoid |