SEDEMAC Mechatronics Limited is a Pune-based designer and manufacturer of critical electronic control units (ECUs) for automotive and industrial applications, incorporated on July 18, 2007 as a private limited company and converted into a public limited company on September 2, 2024. 1 The company is promoted by Prof. Shashikanth Suryanarayanan, Amit Arun Dixit, Manish Sharma, and Anaykumar Avinash Joshi. 2

SEDEMAC designs and supplies critical, control-intensive ECUs to major vehicle and industrial equipment manufacturers across India, the United States, and Europe. 3 Products are essential to equipment operation — spanning ECUs for vehicles and generators — and are developed using proprietary, in-house technologies. 3 The business follows a design-led model that integrates in-house R&D with scalable manufacturing, enabling SEDEMAC to embed itself as a critical Tier-1 supplier to OEMs across mobility and industrial end-markets. 10

All operations are concentrated in Pune, Maharashtra, where the company maintains its registered and corporate office at Baner Road, Baner. 4 The physical infrastructure comprises two technical centres (TC1 and TC2) and two operational manufacturing facilities (MF1 and MF2), with a third facility (MF3) under construction and a fourth (MF4) under setup — signalling active capacity expansion. 6 As of December 31, 2025, the company employed 496 on-roll staff and 1,359 contractual laborers. 5

Revenue from operations grew at a CAGR of 24.75% from Rs 4,230.28 million in FY2023 to Rs 6,583.63 million in FY2025, with momentum continuing into 9M FY2026 at Rs 7,706.65 million. 7 Post-IPO market capitalisation is estimated at Rs 56,835.85 million at the floor price and Rs 59,706.35 million at the cap price. 8 SEDEMAC has no material subsidiaries disclosed in its prospectus; the corporate structure is a standalone operating entity listing on BSE and NSE on March 11, 2026.

The company's international customer base in the US and Europe, combined with its expanding domestic OEM relationships, frames the revenue quality and growth trajectory examined in the sections that follow.

SEDEMAC operates across two segments — Mobility and Industrial — with Mobility as the dominant revenue driver, contributing 84.63%, 85.69%, 85.64%, and 80.37% of revenue from operations in 9MFY26, FY25, FY24, and FY23, respectively 1. Industrial applications, including genset and generator control systems, account for the balance.

Within Mobility, the flagship sensor-less integrated starter generator (ISG) ECU — designed for two- and three-wheeler ICE vehicles — is the single largest product, contributing 67% of revenues in FY25 and 64% in FY24 2. The broader portfolio spans engine and vehicle control units, fuel injection systems, motor controllers for EVs, and generator control systems 3. Unit volumes confirm rapid commercial scale: 2,858,050 control-intensive controllers were sold in 9MFY26, up from 1,425,155 in FY23 4.

Revenue is earned on a per-unit transactional basis, supplied to OEM customers including TVS Motor Company, Bajaj Auto, Kirloskar Oil Engines, Briggs and Stratton, and DEIF India 5. The concentration in a single product and segment is a structural risk that EV controller and Industrial verticals must progressively offset.

SEDEMAC competes across two large, structurally growing addressable pools — domestic 2W/3W automotive electronics and industrial power control — with electrification as the primary demand catalyst.

Domestic 2-wheeler and 3-wheeler automotive clients account for over 80% of SEDEMAC's revenue 2, anchoring the company within India's large-volume, though cyclically sensitive, two- and three-wheeler OEM supply chain. The underlying demand strength is reflected in SEDEMAC's revenue CAGR of 26.7% over FY2020–FY2025 1. The addressable market spans large global mobility and industrial verticals, with the company's portfolio covering 2W/3W ECUs, EV motor controllers, and genset controllers 6. Electrification is the key structural driver: SEDEMAC is expanding into EV controllers, battery chargers, actuators, and electronic fuel injectors 3. Export markets provide incremental TAM headroom, with international sales reaching Rs 709.24 million in 9M FY2026 and the United States representing 8.64% of total revenue 4. The control electronics supplier segment remains fragmented, offering technology-differentiated players meaningful scope to consolidate OEM wallet share.

SEDEMAC occupies a defensible niche leadership position in the domestic auto-ancillary space, holding leadership positions in ISG ECUs and genset controllers within the powertrain electronics ecosystem. 3

The company's primary competitive advantage is full vertical integration in R&D-intensive products: it designs, develops, and manufactures ISG ECU, EFI ECU, and ISG+EFI ECU entirely in-house. 2 This capability is underpinned by an engineering team of 158 graduates from IITs, NITs, and BITS as of December 31, 2025, a talent profile rare among domestic auto-ancillary peers. 4 Deep engineering capabilities, long product life cycles, and mission-critical application requirements further entrench SEDEMAC's relationships with OEMs. 5

Barriers to entry are substantial: OEM qualification cycles for safety-critical electronics are lengthy and costly, and SEDEMAC's approvals represent a structural moat against new entrants. 2 Its validated position with TVS Motor—which contributed 75.48% of revenue in the nine months ended December 31, 2025—demonstrates the stickiness of these relationships. 1 The concentration itself reflects depth of integration rather than solely customer risk, with SEDEMAC functioning as a captive technology partner rather than a commodity supplier.

SEDEMAC has delivered compounding, structurally improving financials over the past five years, with revenue growth accelerating alongside a meaningful re-rating of profitability and returns — a profile that distinguishes it from most pre-IPO industrial peers.

Revenue Growth. Revenue from operations grew at a CAGR of 24.75% from ₹4,230.28 million in FY2023 to ₹6,583.63 million in FY2025, and reached ₹7,706.65 million for the nine months ended December 31, 2025 1. Zooming out further, the company's revenue base expanded at a CAGR of 26.7% over the FY2020–FY2025 period 2, confirming that recent growth is not a cyclical uplift but a sustained trajectory underpinned by deepening OEM relationships across the automotive and industrial segments. Growth has been entirely organic, driven by new product introductions, wallet-share gains with existing clients, and expanding addressable volumes across two-wheelers and industrial engine control applications.

Margin Trajectory. Operating leverage is the defining feature of SEDEMAC's financial evolution. EBITDA margin expanded sharply from 12.82% in FY2023 to 20.90% in 9M FY2026 4, implying significant fixed-cost absorption as revenue scaled. ICRA corroborates this trend, noting operating profit margin improvement from 14.2% in FY2024 to 18.6% in FY2025 4. The PAT trajectory reinforces this dynamic: net profit declined from ₹85.73 million in FY2023 to ₹58.78 million in FY2024 — a year likely impacted by investment and cost build-up — before surging to ₹470.45 million in FY2025 and ₹714.98 million in 9M FY2026 3. The step-change in FY2025 reflects both scale benefits and a fresh equity infusion of approximately ₹75 crore from promoters and investors 11, which strengthened the balance sheet and reduced financing drag.

Profitability Ratios. Capital efficiency metrics confirm the quality of the earnings recovery. RoCE improved from 17.51% in FY2023 to 33.79% in FY2025, and stood at 32.52% (non-annualized) in 9M FY2026 6. RoE was 22.01% in FY2025 and 20.03% (non-annualized) in 9M FY2026 5, while the weighted average RoNW for FY2023–FY2025 was 10.56% 7 — dragged by the FY2024 PAT trough but recovering sharply.

Segment Composition. The Mobility segment (ICE and EV combined) accounted for 84.63% of total revenue in 9M FY2026, up from 80.37% in FY2023 9, reflecting increasing Mobility wallet share even as the industrial base grows. Net Worth more than tripled from ₹1,152.18 million in FY2023 to ₹4,112.28 million as of December 31, 2025 10, providing a firmer foundation for the next phase of growth. Working capital discipline is evident in receivable days of just 33 days as of December 31, 2025 13, though inventory days of 82 days 13 warrant monitoring as the product portfolio broadens.

With SBI Securities projecting FY23–FY26E revenue, EBITDA, and PAT CAGRs of 34%, 64%, and 123% respectively 12, the operating leverage embedded in SEDEMAC's cost structure appears far from fully realized — a central investment thesis examined in the valuation section.

SEDEMAC enters the public market with a materially de-leveraged balance sheet, underpinned by sustained earnings growth and disciplined capital allocation. Net worth expanded from Rs 1,152.18 million in FY2023 to Rs 4,112.28 million as of December 31, 2025 6, while total borrowings stood at just Rs 468.92 million at the same date 2. The debt-equity ratio contracted sharply to 0.17 as of December 31, 2025, down from 1.16 as of March 31, 2023 1.

Leverage has compressed consistently across each measurement period. Total Debt/OPBDIT fell from 1.6 times in FY2023 to 1.3 times in FY2024 and further to 0.4 times in FY2025 4. Debt composition is anchored by term loans — four facilities carrying a combined rated amount of Rs 49.50 crore mature in FY2028 and FY2029 5 — alongside working capital facilities of Rs 64.00 crore rated ICRAA-(Stable)/ICRAA2+, upgraded from ICRABBB+(Stable)/ICRAA2 in June 2025 7. Interest coverage reinforces the conservative posture, rising to 11.5 times in FY2025 from 6.5 times in FY2024 3. IPO proceeds targeting capacity expansion are expected to further reduce net debt reliance.

SEDEMAC's IPO pricing embeds a pronounced premium to its listed peer group, with multiples that demand near-flawless execution over the medium term to justify. At the cap price of Rs 1,352, the stock trades at a trailing P/E of 124.95x on FY25 diluted EPS of Rs 10.82, against an industry peer group average P/E of 58.14x — a premium of more than 2x to comparables 13. On an EV/EBITDA basis, the implied multiple stands at 49.7x, with a post-issue market capitalisation of ₹5,970.6 crore 2. The peer set against which SEDEMAC is benchmarked consists of listed Indian automotive electronics and mechatronics companies, and the 58.14x group average itself reflects elevated sector valuations — making SEDEMAC's premium to that average all the more pronounced 1.

Looking through to forward earnings, the valuation moderates to 62.5x FY26 P/E on an annualised basis, reflecting the company's sharp FY25 profit recovery 2. The diluted EPS of Rs 10.82 in FY25 compares to a three-year weighted average diluted EPS of Rs 6.21, underscoring that the current earnings base is not yet fully seasoned 3. Swastika Investmart noted that the trailing multiple of approximately 127x leaves no room for any execution error, and that the FY25 PAT improvement requires additional quarters of validation before conclusions on sustainability can be drawn 5.

Brokerage opinion is bifurcated: Anand Rathi and SBI Securities rate the issue Subscribe for the long term, while ICICI Direct assigns a Neutral, with none recommending the IPO for near-term listing gains 4. The post-offer market capitalisation ranges from Rs 56,835.85 million at the floor price to Rs 59,706.35 million at the cap price 6. At these levels, re-rating will be contingent on SEDEMAC sustaining its growth trajectory in two-wheeler engine management and expanding into adjacent verticals — a thesis that the financial record supports directionally, but that the current multiple prices in with considerable optimism.

SEDEMAC's competitive advantage is anchored in a design-led model that integrates in-house R&D with scalable manufacturing, resulting in proprietary technology that is difficult for competitors to replicate quickly 5. Over the three years preceding FY2024, total capital expenditure reached approximately Rs. 130 crore, of which approximately Rs. 71 crore — more than half — was directed toward product development and software expenses that are capitalised and amortised annually 1.

The company's core proprietary capability is sensorless commutation-based integrated starter generator (ISG) ECUs for two-wheeler and three-wheeler internal combustion engine vehicles 3. Engineering depth underpins this: as of December 31, 2025, 158 engineers from IITs, NITs, and BITS were part of the engineering team 2. Technology diversification is already underway, with SEDEMAC expanding into EV controllers, genset controllers, battery chargers, and actuators — verticals expected to broaden the revenue base going forward 4.

High manufacturing automation is evident in utilisation rates: MF1 ran at 93.39% of its ISG-equivalent unit capacity during 9M FY2026, while MF2 operated at 81.26% 6. These levels signal near-optimal throughput and set the context for the planned capacity expansion funded through IPO proceeds.

SEDEMAC Mechatronics is a rare, pure-play technology compounder in India's auto-ancillary space — a niche powertrain electronics specialist with defensible OEM relationships, expanding margins, and a portfolio positioned squarely at the intersection of conventional and electrified mobility. The investment thesis rests on three pillars: structural moats from OEM approvals, a track record of capital-efficient growth, and a diversified product platform capable of participating in large-volume mobility transitions.

Structural Moats. The critical nature of SEDEMAC's product portfolio — spanning ISG ECUs, EFI ECUs, and ISG+EFI ECUs — combined with OEM approvals create high entry barriers 7. These products are designed, developed, and manufactured in-house, with a strong R&D focus that makes competitive displacement structurally difficult.

Capital-Efficient Growth. Revenue from operations grew at a CAGR of 24.75% from ₹4,230.28 million in FY2023 to ₹6,583.63 million in FY2025, and reached ₹7,706.65 million for the nine months ended December 31, 2025 3. This top-line expansion was delivered with healthy ~20% EBITDA margins and a lean balance sheet 1. RoCE improved from 17.51% in FY2023 to 33.79% in FY2025, and stood at 32.52% (non-annualized) in 9M FY2026 2 — a compounding return profile that few auto-component peers match.

Near-Term Catalysts. The March 2026 IPO itself — with ₹326 crore secured from anchor investors including ADIA, ICICI Prudential, Nippon India, and SBI Mutual Fund ahead of listing 4 — signals strong institutional conviction. Listing on BSE/NSE on March 11, 2026 provides the first public price discovery event.

Strategic Optionality and Upside. SEDEMAC's focus on scalable technologies for large global mobility and industrial markets, with a diversified portfolio across 2W/3W ECUs, EV motor controllers, and genset controllers 5, positions it to capture incremental share as OEMs accelerate electrification. In the upside scenario, SBI Securities forecasts revenue, EBITDA, and PAT CAGRs of 34%/64%/123% respectively from FY23 to FY26E on an annualized basis 6 — implying that earnings leverage could materially exceed revenue growth as operating scale is achieved.

SEDEMAC's risk profile is dominated by extreme concentration across customer, product, and supply dimensions — compounded by a valuation that leaves no margin for error.

Customer and Segment Concentration (High Probability, High Impact). TVS Motor contributed 75.48%, 80.46%, 83.46%, and 79.05% of revenue from operations in 9MFY2026, FY2025, FY2024, and FY2023 respectively 1. Any volume slowdown, OEM consolidation, or competitive displacement at TVS Motor would transmit directly and disproportionately to SEDEMAC's top line. Compounding this, the mobility segment itself contributed 84.63%, 85.69%, 85.64%, and 80.37% of revenues across the same periods 3, leaving industrial revenues as a marginal buffer.

Single-Product Dependence (High Probability, Medium Impact). The flagship sensor-less ISG ECU contributed 67% of revenues in FY2025 and 64% in FY2024, making operations vulnerable to any product-specific slowdown or technological disruption 2.

Electrification Disruption (Medium Probability, High Impact). A rapid shift toward electrification may affect existing combustion-oriented product lines 5. SEDEMAC's ISG technology has EV-adjacent applications, but the pace of portfolio transition is unproven at scale.

Supply Chain and Forex Risk (Medium Probability, Medium Impact). Approximately 75% of raw material requirements are met through imports, particularly semiconductors and passive electronic components 4. The top 10 suppliers accounted for 63.63% of total purchases in 9MFY2026 6, creating dual-sided supply vulnerability.

Execution and Valuation Risk (Low-Medium Probability, High Impact). Priced at approximately 127× trailing P/E, the IPO provides no leeway for any execution errors 7. ICRA flags that sustained TD/OPBITDA above 2.0 times would trigger a downward rating review 8. Investors pricing in continued hyper-growth must validate the earnings trend across multiple additional quarters before this risk abates.

SEDEMAC's growth strategy centres on expanding its addressable market through new product verticals and disciplined capacity investment, with no disclosed inorganic pipeline at this stage. The company focuses on scalable technologies for large global mobility and industrial markets, with a diversified portfolio across 2W/3W ECUs, EV motor controllers, and genset controllers, enabling participation in high-volume platforms 3. Beyond its core ECU franchise, SEDEMAC has been increasing its presence in adjacent verticals — EV controllers, genset controllers, battery chargers, and actuators — which are expected to provide further momentum to the expansion of its revenue base 1. Capacity expansion underpins execution: the company currently operates two technical centres and two manufacturing facilities in Pune, with MF3 under construction and MF4 under setup 2, backed by a capex outlay of approximately Rs. 80–90 crore for FY2026 5. ICRA expects OPBITDA margins in the range of 18–20% in FY2026 while maintaining steady top-line growth 4, suggesting the investment phase should not erode profitability. Successful ramp-up of new product lines and facilities will be the key determinant of whether SEDEMAC can sustain its premium growth trajectory — a theme explored in the financial projections section.

SEDEMAC's most recent reported period — 9M FY2026 — underscores a sharp inflection in financial performance, with the IPO completing just as the company reports its strongest results to date. Revenue from operations reached Rs 7,706.65 million in 9M FY2026 1, already exceeding the full-year FY2025 figure of Rs 6,583.63 million 1. PAT for 9M FY2026 stood at Rs 714.98 million 2, versus Rs 470.45 million for the entirety of FY2025 2 — a trajectory that signals accelerating operating leverage.

On the corporate events front, SEDEMAC raised Rs 326 crore from anchor investors ahead of the IPO, with participation from Abu Dhabi Investment Authority, ICICI Prudential, Nippon India, Tata, HDFC, and SBI Mutual Funds, among others 5. The IPO closed on March 6, 2026, with overall subscription of 2.68x 4; institutional demand was the standout at 8.46x 4. Shares are expected to commence trading on BSE and NSE on March 11, 2026 3, with post-listing performance the immediate next catalyst to watch.

SEDEMAC's IPO pricing commands a substantial premium to listed automotive component peers, with the upper price band implying a trailing earnings multiple more than twice the sector average — a valuation that leaves little tolerance for execution missteps.

The price band is set at Rs 1,287 (floor) to Rs 1,352 (cap) per equity share of face value Rs 10 1. At the cap price, post-offer market capitalization is estimated at Rs 59,706.35 million, compared to Rs 56,835.85 million at the floor 2. The offer is a pure OFS, so no incremental capital accrues to the company's balance sheet.

On a trailing basis, the cap price implies a P/E of 124.95x on FY25 diluted EPS of Rs 10.82 36. Independently, analysts at Business Standard place the multiple at 126.4x FY25 earnings 4. Both figures stand at roughly 2.1x the Axis Capital-compiled industry peer group average P/E of 58.14x 3. On a forward basis, the issue prices at 62.6x FY26E P/E on an annualised basis per SBI Securities, which retained a long-term subscribe recommendation 5. Business Standard's analyst note aligns closely, citing 62.5x FY26 annualised earnings 4. The EV/EBITDA multiple at the cap price is 49.7x 4, reflecting the company's asset-light, high-margin profile but leaving limited valuation buffer relative to listed comps.

Swastika Investmart's assessment is the most direct on downside risk: priced at approximately 127x trailing P/E, the IPO provides no leeway for any execution errors 7. The FY25 earnings surge — the primary driver of the forward de-rating narrative — requires validation over additional quarters before the premium can be considered sustainably justified.

The forward multiple of ~62–63x FY26E is closer to sector averages and represents the key valuation anchor for long-term investors; near-term re-rating, however, is contingent on continued earnings delivery.

SEDEMAC's IPO is a pure exit event — the company receives zero proceeds, and the entire offering serves to provide liquidity to existing financial and promoter shareholders. The IPO consists of an OFS of up to 8,043,300 equity shares of face value Rs 10 each, with no fresh issue component 1, aggregating up to Rs 10,873.50 million at the cap price of Rs 1,352 5. Since the public issue is completely an OFS, SEDEMAC Mechatronics will not receive any proceeds from the IPO 4 — each selling shareholder is entitled to proceeds in proportion to their offered shares, net of offer-related expenses and taxes.

The seller roster is broad, spanning institutional PE investors, family office structures, insurance capital, and promoters. A91 Emerging Fund II LLP is the single largest selling shareholder, offering up to 2,410,650 shares 3. Other major participants include Xponentia Opportunities Fund II (up to 1,043,550 shares), 360 One Special Opportunities Fund – Series 8, 360 One Monopolistic Market Intermediaries, HDFC Life Insurance Company, NRJN Family Trust (via Entrust Family Office Legal & Trusteeship Services Private Limited), and Mace 2. On the promoter side, Manish Sharma and Ashwini Amit Dixit are each participating in the OFS, offering 45,000 and 67,500 shares respectively 2.

The breadth of sellers, combined with the absence of any fresh capital deployment, frames this as a coordinated institutional exit rather than a growth-financing event. Post-listing price stability faces a near-term test: anchor investor lock-in on 50% of anchor shares expires April 8, 2026, with the remaining 50% freeing up on June 7, 2026 6. Grey market indicators on the final subscription day registered a GMP of negative Rs 5, implying an estimated listing price of Rs 1,347 — approximately 0.37% below the issue price of Rs 1,352 7. The valuation case, discussed in the following section, will be central to whether secondary market demand absorbs this overhang constructively.