Tempsens Instruments IPO 2026: Price, Date, GMP, Lot Size, Financials and Review
India’s primary market is preparing for a new mainboard listing from the specialized industrial engineering and thermal instrumentation space.
The Tempsens Instruments (India) IPO opens for public subscription on August 20, 2026, and closes on August 24, 2026. The company has fixed its IPO price band at ₹285 to ₹300 per equity share. The total issue size stands at ₹650 crore, comprising a fresh issue of ₹95 crore and an Offer for Sale (OFS) of ₹555 crore.
At the upper price band of ₹300, retail investors require a minimum investment of ₹15,000 for one lot of 50 shares.
Tempsens Instruments designs and manufactures temperature measurement products, industrial heating solutions, and specialized industrial cables. According to industry reports, the company is India’s largest manufacturer of contact and non-contact temperature sensors by revenue, commanding an estimated 10% domestic market share.
Welcome to RupeeMoney. Before bidding, here is a detailed breakdown of Tempsens Instruments’ business model, revenue streams, financial performance, valuation multiples, and key risk factors. If you are new to primary market listings, read our beginner guide on what is an IPO and how companies go public.
Tempsens Instruments IPO: Key Details
Here is a quick snapshot of the primary parameters of the issue:
| IPO Parameter | Details |
| Company Name | Tempsens Instruments (India) Limited |
| IPO Opening Date | August 20, 2026 |
| IPO Closing Date | August 24, 2026 |
| Anchor Investor Bidding Date | August 19, 2026 |
| Basis of Allotment | August 25, 2026 |
| Initiation of Refunds | August 27, 2026 |
| Credit of Shares to Demat | August 27, 2026 |
| Tentative Listing Date | August 28, 2026 |
| Price Band | ₹285 to ₹300 per share |
| Face Value | ₹4 per share |
| Lot Size | 50 shares |
| Minimum Investment (Retail) | ₹15,000 (at ₹300/share) |
| Total Issue Size | ₹650.00 crore |
| Fresh Issue Portion | ₹95.00 crore |
| Offer for Sale (OFS) Portion | ₹555.00 crore |
| Issue Type | 100% Book-Built Issue |
| Listing Exchanges | NSE and BSE |
| Lead Managers | ICICI Securities, JM Financial |
| Registrar | KFin Technologies Limited |
What Does Tempsens Instruments Do?
Tempsens Instruments is a thermal engineering solutions provider and specialized industrial cable manufacturer. The company designs, engineers, and fabricates custom-built products used for high-precision temperature measurement and industrial heating.
Its core operations span three key product verticals:
1. Temperature Measurement Solutions
The company manufactures contact and non-contact temperature monitoring systems for critical industrial processes:
- Thermocouples and Resistance Temperature Detectors (RTDs)
- Infrared pyrometers
- Online thermal imaging systems and furnace monitoring cameras
- Calibration equipment and temperature gauges
2. Electrical Heating Solutions
Tempsens engineers specialized heating equipment tailored to complex manufacturing environments:
- Immersion and process heaters
- Skid-mounted heating units
- Cartridge, band, tubular, and flexible heating elements
3. Specialised Cables
The company produces specialized wiring essential for industrial instrumentation:
- Thermocouple and RTD extension cables
- Low-voltage instrumentation, control, and power cables
- Nickel-alloy conductor cables
How Does Tempsens Instruments Make Money?
Tempsens generates revenue through two primary industrial channels:
- Original Equipment & Project Sales (Capex): Supplying customized thermal sensors, heating skids, and instrumentation cables for new manufacturing plants and capital expansion projects.
- Maintenance, Repair, and Overhaul (MRO): Providing replacement sensors, heating elements, and recalibration services for operating industrial plants that experience regular thermal wear and tear.
Because high-temperature industrial environments require strict precision and custom engineering, these products command higher technical entry barriers and better gross margins than standard commercial electrical equipment.
To evaluate how effectively manufacturing enterprises convert capital into operating income, read our guide on Return on Assets (ROA).
Tempsens Instruments Financial Performance
Tempsens has demonstrated consistent financial expansion across revenues, operating margins, and net profits:
| Financial Metric | FY2024 | FY2025 | FY2026 |
| Total Income | ₹278.04 crore | ₹382.47 crore | ₹455.86 crore |
| EBITDA | ₹61.13 crore | ₹97.32 crore | ₹113.17 crore |
| EBITDA Margin | 21.99% | 25.45% | 24.83% |
| Profit After Tax (PAT) | ₹40.92 crore | ₹62.56 crore | ₹71.07 crore |
| PAT Margin | 14.72% | 16.36% | 15.59% |
| Net Worth | ₹180.61 crore | ₹430.63 crore | ₹496.89 crore |
| Total Borrowings | ₹30.13 crore | ₹71.83 crore | ₹77.95 crore |
Between FY2025 and FY2026, total income grew by 19.19%, while profit after tax increased by 13.60%. The company maintains a conservative leverage profile, with a debt-to-equity ratio of approximately 0.15x as of March 31, 2026.
What Will Tempsens Do With the IPO Proceeds?
The gross issue proceeds will be distributed across the following objectives:
- Repayment or Prepayment of Borrowings: ₹55.00 crore from the fresh issue will be used to reduce outstanding debt, lowering annual interest expenses.
- Capital Expenditure for Heating & Cable Divisions: ₹18.13 crore will fund capacity additions across its electrical heating and specialized cable manufacturing setups.
- General Corporate Purposes: The remaining fresh issue proceeds will support general working capital and corporate growth initiatives.
- Offer for Sale (OFS): The ₹555.00 crore OFS proceeds go entirely to the selling promoter shareholders; the company will receive no funds from this portion.
Tempsens Instruments IPO Valuation Multiples
At the upper price band of ₹300 per share:
- Market Capitalisation: Estimated at approximately ₹2,514.98 crore (pre-issue).
- Pre-IPO Price-to-Earnings (P/E): 34.05x (based on FY2026 EPS of ₹8.81).
- Post-IPO Price-to-Earnings (P/E): Approximately 35.38x.
- Return on Equity (ROE): 13.54% (FY2026).
- Return on Capital Employed (ROCE): 21.61% (FY2026).
- Price-to-Book (P/B) Ratio: 4.87x.
Investors should compare these valuation multiples with peers in the precision instrumentation, specialized cable, and industrial capital goods sectors before making an investment decision.
What Are the Key Strengths of the IPO?
- Market Leadership in Temperature Sensors: Leading position in India’s contact and non-contact temperature sensor industry with an estimated 10% market share by revenue.
- Diversified Product Ecosystem: Broad product portfolio spanning thermal sensors, industrial process heaters, and instrumentation cables, providing cross-selling opportunities.
- High Technical Entry Barriers: Custom-engineered products designed for mission-critical industrial environments establish high customer switching costs.
- Global Export Reach: Operating footprint supported by international exports and global distribution partnerships.
- Healthy Balance Sheet: Low debt-to-equity ratio (0.15x) paired with stable EBITDA margins (~24-25%).
What Are the Major Investment Risks?
- Substantial OFS Component: Out of the ₹650 crore issue, ₹555 crore (~85.38%) represents an Offer for Sale by promoters, with only ₹95 crore flowing into the company.
- Cyclical Industrial Demand: Revenue is closely linked to capital expenditure cycles in core manufacturing industries like steel, power, petrochemicals, and glass.
- Raw Material Price Volatility: Fluctuations in the prices of specialty alloys, copper, and stainless steel can compress operating margins.
- Foreign Exchange Fluctuations: Export sales and overseas subsidiaries expose operating cash flows to currency rate movements.
Investors seeking lower volatility and broader sector diversification can explore large cap mutual funds.
Tempsens Instruments IPO GMP Today
Grey Market Premium (GMP) indicates unofficial pre-listing market sentiment.
As of August 17, 2026, market trackers report an unofficial GMP of ₹110 per share. At the upper price band of ₹300, this points to an estimated listing price of approximately ₹410 per share, reflecting an indicative premium of ~36.67%.
Note: Grey market trades are completely unregulated and volatile. GMP figures can change rapidly and do not guarantee listing-day gains.
If you are planning to deploy capital into market opportunities, estimate potential portfolio growth using our free Lumpsum Calculator.
Tempsens Instruments IPO Lot Size and Investment Limits
Retail and Non-Institutional Investors (NII/HNI) can apply across the following bidding limits:
| Category | Minimum Lots | Minimum Shares | Minimum Amount (at ₹300) |
| Retail Individual | 1 Lot | 50 Shares | ₹15,000 |
| Retail Maximum | 13 Lots | 650 Shares | ₹1,95,000 |
| Small HNI (sHNI) | 14 Lots | 700 Shares | ₹2,10,000 |
| Big HNI (bHNI) | 67 Lots | 3,350 Shares | ₹10,05,000 |
Should You Apply for the Tempsens Instruments IPO?
Tempsens Instruments provides direct exposure to India’s precision thermal engineering and industrial instrumentation manufacturing sector. Its domestic market leadership in temperature sensors, healthy operating margins (~25%), and low financial leverage support the company’s fundamentals.
However, investors should weigh the high Offer for Sale component (₹555 crore out of ₹650 crore) and a P/E multiple of ~34-35x against its near-term earnings growth. Investors with a medium-to-long-term horizon and an appetite for capital goods equities can review the issue after evaluating the final Red Herring Prospectus (RHP).
Young investors aiming to balance equity opportunities with long-term financial stability can read our guide on building wealth in your 20s.
To start a regular compounding plan alongside equity investments, use our SIP Calculator.
Conclusion
The Tempsens Instruments IPO introduces an established domestic manufacturer of temperature sensors, industrial heaters, and specialized cables to the mainboard exchanges. Priced between ₹285 and ₹300 per share with an issue size of ₹650 crore, the fresh capital of ₹95 crore will primarily reduce debt and fund targeted equipment capex.
While the company’s market leadership and consistent return ratios provide operational strength, the large OFS portion and valuation multiples remain key considerations. Base your investment decision on core business fundamentals, industry capex cycles, and your personal risk profile rather than short-term grey market premiums.
FAQs
When does the Tempsens Instruments IPO open and close?
The IPO opens for public subscription on August 20, 2026, and closes on August 24, 2026. The anchor investor bidding date is August 19, 2026.
What is the price band and lot size for the IPO?
The price band is fixed at ₹285 to ₹300 per equity share with a face value of ₹4. The minimum lot size is 50 shares (requiring ₹15,000 at the upper price band).
What is the total issue size of the Tempsens Instruments IPO?
The total issue size is ₹650.00 crore, consisting of a ₹95.00 crore fresh issue and a ₹555.00 crore Offer for Sale (OFS).
How will the fresh issue proceeds be used?
The company plans to allocate ₹55.00 crore for the repayment or prepayment of borrowings, ₹18.13 crore for capital expenditure in its heating and cable divisions, and the balance for general corporate purposes.
Where will the shares be listed?
The shares will list on both the National Stock Exchange (NSE) and the Bombay Stock Exchange (BSE), with a tentative listing date of August 28, 2026.
Disclaimer: The content provided on RupeeMoney is strictly for educational and informational purposes only. We are NOT a SEBI-registered Research Analyst or Investment Adviser and do not provide buy/sell recommendations, stock tips, or IPO subscription advice. Investments in the securities market are subject to market risks; read all related documents carefully before investing. Past performance and Grey Market Premium (GMP) figures do not guarantee future returns or listing gains. Please conduct your own research or consult a SEBI-registered financial advisor before making any investment decisions.
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