Thermax Ltd: Boilers, Chill and Profit – But Can It Handle the Heat at 66x PE?

1. At a Glance

Thermax is India’s own industrial multitool—boilers, chillers, pollution control, waste recycling, and chemicals—all under one ESG-friendly umbrella. But is this climate crusader a growth engine or just a hot stock trading at luxury valuation?

2. Introduction with Hook

If climate change had a nemesis dressed in engineering steel, it’d be Thermax. The company that puts the “steam” in sustainable energy has grown its profit at a 25% CAGR over 5 years—while keeping its carbon karma clean.

• Market Cap: ₹41,507 Cr
• FY25 Revenue: ₹10,389 Cr
• Stock P/E: A spicy 66x
• Dividend Yield: A “why even bother” 0.40%

3. Business Model (WTF Do They Even Do?)

Thermax is a full-stack sustainability enabler. No, really. It serves:

• Industrial Products (40%) – Boilers, chillers, water & waste management
• Energy – Power plants, solar gear, EPC
• Environment – Air pollution control, emissions tech
• Chemicals – Ion exchange resins, performance chemicals

Customers? Cement, steel, F&B, pharma, and every factory trying not to get sued by Greta Thunberg.

4. Financials Overview

Sales CAGR (3Y): 19%
PAT CAGR (3Y): 27%
No debt hangover.