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RISHABH INSTRUMENTS LTD · QQ1 FY-2027 · THE CALL

EEI boom masks soft consolidated print; guidance held

The verdict, the claims that held up, the sharpest analyst exchanges, and the risks — the earnings call, decoded from the transcript.

Q1 FY27 resultsRISHABHRishabh Instruments Ltd20 Aug 2026 · 6 min read
Verdict

Hold

confidence 7/10

Credibility

Grade B

Met FY-2026 expectations (overdelivered). Q1 beat EEI guidance but consolidated growth soft. Intentionally held guidance despite beat.

Short-term outlook

Cautiously Optimistic

next 1–2 quarters

Long-term outlook

Optimistic

multi-year

EEI segment delivered a robust 34% growth with 24.8% EBITDA margins, significantly exceeding prior 20-25% guidance, underpinned by multiple revenue streams (current transformers, data centers, new geographies, Lumel's grid upgradation wins). However, consolidated revenue growth of just 4.2% and PAT decline of 1.3% YoY expose the drag from Lumel Alucast (down 41.2%, still negative EBITDA) and increased depreciation from the new Nashik facility. Management's explicit decision to hold guidance despite Q1 beat signals caution on sustainability. Multi-year opportunities (US scaling to ₹100 Cr, Alucast recovery in 2 years) are credible but 2-3 years out; key execution risk is concentrating 20-25% of Lumel's revenue with one German customer on a long-term project.

₹198.3 Cr

Revenue · +4.2% YoY

₹19.4 Cr

Reported PAT · −1.3% YoY

Compressing

Margins · vs guidance: Mixed

Did the claims hold up?

Management's claims vs. the numbers

EEI grew 34% YoY, exceeding 20-25% guidance

MET

Segment-level EEI revenue growth 34% confirmed; adjusted EBITDA margin 24.8% vs 20-22% prior guidance

Lumel S.A. grew 39% YoY with 24% EBITDA margin

MET

Revenue ₹63.9 Cr (+39%), adjusted EBITDA ₹15.3 Cr (24% margin), PAT ₹11.5 Cr up 321% YoY

Consolidated PAT down 1.3% YoY despite revenue growth

MET

PAT ₹19.4 Cr down from ₹19.7 Cr; driven by depreciation increase ₹20M and Alucast losses ₹5.9 Cr

Lumel Alucast operating breakeven in Q1 FY27

OVERSTATED

Revenue ₹44.3 Cr, adjusted EBITDA -₹2.8 Cr (negative 6.4%), PAT -₹5.9 Cr. Claim on operating breakeven unverifiable from P&L

Strong order bookings in India 20% upside YoY

Mixed

Order bookings up ~20%, but billing not yet reflected (backlog building). No revenue recognition yet

Earnings quality

What changed since the last call

Deltas vs. the prior call

EEI guidance implicitly validated but not raised

Neutral

Management reaffirmed 20% EEI top-line growth and 20-22% EBITDA despite delivering 34% growth and 24.8% margin in Q1. Explicitly refused to raise guidance, citing seasonality and cautious macro outlook.

Alucast recovery timeline extended to 2 years

Downgrade

Prior call indicated 'near breakeven.' Q1 shows negative 6.4% EBITDA. Management now says double-digit margins in 2 years, implying sustained losses in FY27-FY28. RFQ pipeline in qualification stage (long cycles).

Solar business trajectory upgraded to ₹250-300 Cr next year

Upgrade

Prior ambition was vague. Now explicit: ₹24-25 Cr this year (from <5% prior), 10x to ₹250-300 Cr next year. Achieved operational profitability and ramping single-phase + launching 3-phase 12 kW range.

US market scaling commitment sharpened

Upgrade

Now explicit: ₹30 Cr → ₹45 Cr this year → ₹100 Cr in 2-3 years. Also opened to inorganic moves (M&A ticket ₹50-200 Cr). Prior guidance was vaguer.

Data center opportunity explicitly quantified

New

1 win announced, 3-4 additional wins in Q1, 10 more quotes. Order bookings up 20%. Represents near-term revenue catalyst for India segment current transformers.

The Q&A

Analysts pressed management hard on EEI's 34% vs 20-25% guided (Dhwanil Desai, Kiran). Management held the line: 'we don't want to raise guidelines...we want to keep our guidelines, which are already kind of aggressive, and beat them by performance.' Tone was patient but defensively cautious. Investors questioned Alucast viability (long sales cycles, RFQ backlogs) and Lumel customer concentration; management acknowledged but framed as opportunity (consolidation of suppliers) and risk-spread (multiple revenue streams in Lumel). No analyst directly challenged margins or macro outlook.

The exchanges that mattered

EEI growth drivers — Dhwanil Desai, Turtle Capital

Answered

Multiple engines: current transformers (data center, solar), Rishabh India 25.6% growth, Lumel 39% growth from grid upgradation in Germany, new product launches. Not lumped. Sustainable growth spread across product and geography.

US market scaling — Dhwanil Desai, Turtle Capital

Answered

Organic: adding resources, Mexico added, Canada/South America planned. Inorganic: couple of opportunities under review, will announce when material. Target ₹100 Cr in 2-3 years.

Alucast recovery path — Dhwanil Desai, Turtle Capital

Partial

Strong RFQ pipeline in qualification (slow process, 6 months ramp after award). Double-digit margins in 2 years. Consolidation of suppliers benefits us. Team committed, costs cut.

Q1 growth sustainability — Zaki Nasser, Individual Investor

Partial

Absolutely right observation. Q1 comparable to Q4 last year. Want to be careful with guidance. Will try to deliver more than our commitments. Please don't expect 34% every quarter.

AI and data center traction — Zaki Nasser, Individual Investor

Answered

Good success. 1 first win announced, 3-4 more wins in Q1, 10 more quotes pending. Part of the story. Order bookings up 20% in Q1 vs last year.

Europe market outlook — Zaki Nasser, Individual Investor

Answered

Lumel grew 39% despite subdued Europe because of multiple revenue streams: radiation gates (security, airports), medium-voltage products, solar, grid upgradation in Germany (EUR5M + EUR3M orders + more to come). Market is huge, our % small. If we beat competition, we win.

M&A ticket size and strategy — Zaki Nasser, Individual Investor

Answered

₹50 Cr to ₹150-200 Cr based on strategic fit. Looking at 4-5 opportunities. Due diligence process lengthy and thorough. Only business which is strategically good and ethically clean.

Lumel segment financials — Ankur Gulati, Genuity Capital

Answered

Revenue ₹639 million, EBITDA ₹153 million, PAT ₹115 million.

Americas go-to-market strategy — Ankur Gulati, Genuity Capital

Answered

30-40% organic growth ambition (delivered in last 2-3 years). Strategies: 1) Upgrade products for ANSI and UL certification, 2) Expand resources (sales, Canada/Mexico/Latin America), 3) Inorganic moves. Target ₹100 Cr in 2-3 years.

Solar inverter production readiness — Ankur Gulati, Genuity Capital

Answered

Now selling in thousands (vs hundreds). Launched iNEO 3-phase up to 12 kW this quarter. Up to 50 kW by end of FY27. Hybrid inverters under development by end of FY27. Both direct distribution and EPC supply channels.

Nashik facility status — Ankur Gulati, Genuity Capital

Answered

Both buildings completed. Shifted and partially operational. Everything should be done in 1-2 months. Built for 2.5x production capacity over next 4-5 years.

Lumel large customer concentration — Kiran, TableTree Capital

Partial

EUR5M already executed (not in Q1 revenue). EUR3M ongoing (~20-25% of sales, month-to-month through end of FY27, not one-time). But other growth too: radiation gates, chips, solar. Grid upgradation is long-term (2-3 years more projects). Customer enhanced with better solutions each order.

India growth drivers and margin moderation — Kiran, TableTree Capital

Answered

Solar still <5% of business (₹24-25 Cr this year, targeting ₹250-300 Cr next year). Growth from traditional products. Solar + EMS have lower margins (15-20% contribution vs 40-45% average). White-label is our own design, so margins comparable to branded products.

FY27 EEI growth guidance confirmation — Kiran, TableTree Capital

Dodged

Really don't want to upscale guidelines. Seasonality: July/Aug and Dec/Jan holidays in Europe, Diwali in India. Q1 like Q4 of last year. Will try to deliver more. Commitments: 20% top-line, 20-22% EBITDA. Don't want to give guidelines higher than necessary and risk.

Current transformer capacity and expansion — Mulesh Savla, Shah & Savla

Answered

Expanding from 5,000-6,000 units/day to 8,000-10,000 (doubling). Using new Nashik facility + new machinery ordered. Also expanding to medium-voltage CTs. Work in progress.

PCB manufacturing and external supply — Mulesh Savla, Shah & Savla

Answered

3 SMT lines, latest high-end. Making PCBAs for Intel motherboards (high-end PCBA family). Currently some spare capacity. Will add 4th line once 3 at full 3 shifts. This is part of EMS business growth.

Battery energy storage systems opportunity — Mulesh Savla, Shah & Savla

Answered

Not direct battery manufacturing. Indirect via hybrid inverters. Battery management, automation solutions. Will be part of ecosystem but not battery makers themselves.

M&A pipeline status — Mulesh Savla, Shah & Savla

Partial

Exploring everywhere: US, Europe, India. Nothing at serious stage yet. Process thorough. Must be strategic fit and ethically sound.

Guidance

Forward guidance and management's confidence

EEI FY27: ~20% top-line growth (reaffirmed from prior 20-25%)

High

Already delivered 34% in Q1. Management attributes to multiple drivers (CTs, data centers, Lumel, new geographies). Explicitly refused to raise guidance despite beat.

US revenue: ₹45 Cr target FY27, ₹100 Cr in 2-3 years

Medium

Currently ₹30 Cr. Organic 30-40% growth + product upgrades (ANSI, UL) + inorganic moves planned. Product redesign for American market ongoing.

Solar inverters: ₹250-300 Cr next year (from ₹24-25 Cr this year)

Low

10x growth target. Currently <5% of business. Ramping production, both direct and EPC channels. Hybrid inverter development underway. Execution risk.

Alucast: EBITDA breakeven by end FY27, double-digit margins in 2 years

Medium

Q1 negative 6.4% EBITDA. RFQ pipeline in qualification stage (long sales cycles, 6 months post-award ramp). 20-25% of Lumel revenue from one German customer.

EEI EBITDA FY27: 20-22% (maintained from prior)

High

Q1 delivered 24.8% adjusted EBITDA, up 520 bps from 19.6%. Operating leverage, product mix, procurement efficiencies evident. Management confident on sustainability.

Consolidated EBITDA: 16.8% (OPM)

Medium

Delivered in Q1. Supported by EEI + Lumel strength. Alucast drag ongoing. Depreciation headwind (₹20M Q1) will continue as facility ramps.

Nashik facility: Partial commissioning Q1, full by Sep 2026

High

Both buildings completed. Shifted and partially operational. 2.5x capacity expansion targeted over 4-5 years.

CT capacity doubling: 5-6k to 8-10k units/day

High

New Nashik facility + new machinery ordered. Work in progress. Medium-voltage expansion also planned.

PCB SMT lines: 4th line addition when 3 lines at 3 shifts full

Medium

Currently 3 SMT lines operational. One old line being upgraded. EMS business scaling gradually.

Risks the call surfaced

Ranked by how much they should concern a holder

Customer concentration

High

Lumel S.A. derives ~20-25% of revenue from EUR5M + EUR3M German grid upgradation orders. Project long-term (2-3 years) but customer concentration risk if project stalls or customer shifts suppliers.

Alucast recovery execution

High

Lumel Alucast revenue down 41.2% (planned). EBITDA negative 6.4% in Q1. Management targeting EBITDA breakeven by FY27 end, double-digit margins in 2 years. RFQ pipeline in qualification/negotiation (slow process, 6+ month ramp post-award). Execution risk on both converting RFQs and operationalizing capacity.

Macro and geopolitical uncertainty

Medium

Call explicitly mentions 'geopolitical uncertainties, tariff developments and supply chain volatility.' Europe 'relatively subdued' environment. Q1 consolidated revenue growth only 4.2% despite segment strength, suggesting macro headwinds. US tariff risks unmentioned but relevant.

Solar inverter scaling risk

Medium

Solar inverters targeting ₹250-300 Cr next year (from ₹24-25 Cr this year, <5% of India business currently). Requires manufacturing scale-up (new facility dedicated floor), market adoption, competitive wins vs Chinese players. Achieved operational profitability but volumes still ramping.

Depreciation headwind on PAT

Medium

Depreciation increased ₹20M in Q1 from new facility. EBITDA grew 17.3% YoY but consolidated PAT declined 1.3%. As facility reaches full capacity (4-5 years), depreciation burden will persist unless revenue growth accelerates significantly.

Management

Score 7/10. Clear on segment drivers and numbers. Disciplined on guidance (explicitly refused to raise despite beat). Good transparency on risks (Alucast recovery timeline, customer concentration, macro headwinds). Some vagueness on M&A and inorganic opportunities (exploring but 'nothing serious'). Strong track record on EEI and Lumel S.A. (beat guidance). Alucast recovery extended (now 2 years for double-digit margins vs prior 'near breakeven'). Nashik facility on track. Product launches on schedule (solar 10-15 products per year, inverters). Over-delivered last year, confident they'll repeat.

What to watch next
  • 1 · Sep 2026

    Nashik facility full commissioning; capacity ramp begins

  • 2 · Q2 FY27

    Order bookings backlog converts to revenue; India segment growth accelerates

  • 3 · FY27 end

    Lumel Alucast EBITDA breakeven; Hybrid inverter ramp to production

Multi-year opportunities (US scaling to ₹100 Cr, Alucast recovery in 2 years) are credible but 2-3 years out; key execution risk is concentrating 20-25% of Lumel's revenue with one German customer on a long-term project.

Informational and educational content only. Not investment advice.