LFUS
TechnologyLittelfuse, Inc. · Hardware, Equipment & Parts · $12B
What is Littelfuse, Inc.?
Littelfuse, Inc. is a mid-cap technology manufacturer specializing in circuit protection, power control, and sensing components. Its products serve a wide range of end markets across the Americas, Europe, and Asia-Pacific.
Littelfuse generates revenue through three segments: Electronics, Transportation, and Industrial. The Electronics segment supplies fuses, suppressors, varistors, and semiconductor protection devices to markets including data centers, medical devices, and electric vehicles. The Transportation segment serves automotive OEMs and commercial vehicle manufacturers with fuses, relays, and sensors. The Industrial segment provides protection solutions for factory automation and power infrastructure.
Littelfuse was founded in 1992 and is headquartered in Rosemont, Illinois.
- Circuit protection fuses and fuse accessories
- Transient voltage suppressor (TVS) diodes and arrays
- Automotive and EV fuses, relays, and power modules
- Sensing and switching products for industrial applications
Is LFUS a Good Stock to Buy?
UQS Score rates LFUS as Below Average overall.
The Risk and Valuation pillars both register as Neutral, suggesting the stock does not carry extreme financial risk and is not obviously mispriced relative to its fundamentals. These are the relative bright spots in an otherwise challenged profile.
Quality, Moat, and Growth all score as Weak — pointing to limited competitive differentiation, subdued earnings power, and constrained near-term expansion prospects.
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Past performance does not guarantee future results. UQS Score is based on fundamental data and is not a buy/sell recommendation.
Does LFUS pay dividends?
Yes — Littelfuse, Inc. pays a dividend.
Littelfuse pays a regular dividend, which may appeal to income-oriented investors. For a mid-cap technology manufacturer, maintaining a dividend signals some degree of balance sheet stability. However, investors should weigh the payout against the company's Weak Quality and Growth pillar ratings before relying on dividend continuity.
When does LFUS report earnings?
Littelfuse reports earnings on a quarterly cadence, consistent with standard practice for US-listed equities.
The company's Weak Growth pillar suggests recent results have not demonstrated meaningful revenue or earnings expansion relative to sector peers. Margin trends and segment-level performance are worth monitoring given the breadth of end markets served.
For the most recent quarter's results, visit Littelfuse's investor relations page directly.
LFUS Price History
+59.2% over 5Y
Monthly close, adjusted for stock splits and dividend reinvestment.
What if I invested in Littelfuse, Inc.?
Based on Littelfuse, Inc.'s historical closing prices, adjusted for stock splits and dividend reinvestment. Past performance does not guarantee future results. This is for informational purposes only and is not financial advice.
LFUS Long-term Outlook
The combination of Weak Growth and Weak Quality pillars points to a cautious fundamental outlook for Littelfuse in the near term. While exposure to electric vehicles and data center infrastructure represents a potential tailwind, the company has yet to translate those end-market trends into strong financial momentum. A Neutral Risk profile limits downside concerns somewhat, but meaningful re-rating would likely require sustained improvement across multiple pillars.
Growth drivers
- Growing demand for EV and EV-infrastructure protection components
- Expansion in data center and industrial automation end markets
- Broad geographic diversification across Americas, Europe, and Asia-Pacific
Key risks
- Weak Moat rating suggests limited pricing power against larger competitors
- Cyclical end markets such as automotive and industrial can compress volumes quickly
- Weak Quality pillar indicates potential pressure on returns and cash generation
LFUS vs Peers
Littelfuse operates in a competitive landscape that includes specialized electronics and technology manufacturers with differing business models.
Vicor focuses on high-performance power components and modules, competing with Littelfuse primarily in power conversion and data center applications.
Sanmina is a contract electronics manufacturer serving many of the same end markets, though its model centers on manufacturing services rather than proprietary components.
Cognex specializes in machine vision systems for industrial automation, overlapping with Littelfuse in factory and sensing applications but with a distinct software-driven approach.
Frequently Asked Questions
What does Littelfuse do?
Littelfuse manufactures circuit protection, power control, and sensing products sold globally. Its three segments — Electronics, Transportation, and Industrial — serve markets ranging from electric vehicles and data centers to commercial trucks and factory automation.
Does LFUS pay dividends?
Yes, Littelfuse pays a regular dividend. While this provides some income appeal, investors should consider the company's Weak Quality and Growth pillar ratings when assessing the long-term sustainability of that payout.
When does LFUS report earnings?
Littelfuse reports on a quarterly cadence, as is standard for US-listed companies. For exact dates and the most recent results, check the investor relations section of the Littelfuse website.
Is LFUS a good stock to buy?
UQS Score rates LFUS as Below Average, driven by Weak ratings across Quality, Moat, and Growth. Risk and Valuation are Neutral, which tempers extreme downside concerns, but the overall profile warrants careful review before investing.
Is LFUS overvalued?
The UQS Valuation pillar for LFUS is rated Neutral, suggesting the stock is neither obviously expensive nor deeply discounted relative to its fundamentals. Full valuation metrics are available to Pro members.
How does LFUS compare to its competitors?
Compared to peers like Vicor, Sanmina, and Cognex, Littelfuse's Weak Moat rating suggests it faces meaningful competitive pressure. Each competitor brings a differentiated model — from power modules to machine vision — that may offer stronger defensibility in specific niches.
What is LFUS's market cap bracket?
Littelfuse is classified as a mid-cap company, placing it between smaller niche component makers and the largest diversified electronics conglomerates in the technology sector.
Who founded Littelfuse?
Littelfuse was founded in 1992. For detailed founding history and leadership background, the company's official website and public filings are the most reliable sources.
Is LFUS a long-term quality indicator?
As a long-term quality indicator, LFUS scores Below Average on the UQS framework. Weak Quality and Moat pillars suggest the business has not yet demonstrated the durable competitive advantages typically associated with strong long-term compounders.
What is the main competitive advantage of Littelfuse?
Littelfuse's breadth of circuit protection and sensing products across multiple end markets provides some diversification. However, its Weak Moat rating indicates this breadth has not yet translated into a clearly defensible competitive position relative to sector peers.
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Pro Analysis
LFUS — Score History
| Date | UQS | Quality | Moat | Growth | Risk | Value | Change |
|---|---|---|---|---|---|---|---|
| May 18, 2026 | 36.7 | 13.2 | 24.0 | 38.0 | 80.1 | 51.6 | +7.4 |
| May 10, 2026 | 29.3 | 1.2 | 24.0 | 38.0 | 37.1 | 65.6 | +0.4 |
| May 8, 2026 | 28.9 | 1.2 | 24.0 | 36.6 | 37.1 | 65.0 | -2.5 |
| May 7, 2026 | 31.4 | 13.2 | 24.0 | 36.6 | 47.7 | 50.7 | -0.3 |
| May 6, 2026 | 31.7 | 13.2 | 24.0 | 36.6 | 47.7 | 52.8 | +0.1 |
| Apr 26, 2026 | 31.6 | 13.2 | 24.0 | 36.1 | 47.7 | 52.7 | -0.1 |
| Apr 19, 2026 | 31.7 | 13.2 | 24.0 | 36.1 | 47.7 | 53.8 | -0.1 |
| Apr 18, 2026 | 31.8 | 13.3 | 24.0 | 36.1 | 47.7 | 54.1 | -1.8 |
| Apr 17, 2026 | 33.6 | 13.3 | 24.0 | 35.3 | 47.7 | 67.2 | 0.0 |
| Apr 15, 2026 | 33.6 | 13.2 | 24.0 | 35.3 | 47.7 | 67.1 | -6.6 |
LFUS — Pillar Breakdown
Quality
— 13.0/100 (25%)Littelfuse, Inc. currently shows below-average quality metrics, suggesting challenges with profitability.
How effectively capital is deployed to generate returns.
Profitability relative to shareholders' equity.
Ability to convert revenue into operating profit.
Bottom-line profit as a share of revenue.
Asset productivity — how much gross profit each dollar of assets generates.
Free cash flow relative to market value.
Growth
— 38.3/100 (20%)Littelfuse, Inc. shows steady but unspectacular growth, typical for mature companies.
Revenue trajectory over the last twelve months.
Compound annual revenue growth rate over 3 years.
Year-over-year earnings per share growth.
Analyst consensus for future revenue growth.
Analyst consensus for future earnings growth.
Risk
— 80.1/100 (15%)Littelfuse, Inc. carries minimal financial risk with conservative leverage and strong solvency.
Debt levels relative to earnings capacity.
Total debt relative to shareholder equity.
Short-term liquidity — ability to pay near-term obligations.
Earnings capacity relative to interest payments.
Valuation
— 50.3/100 (15%)Littelfuse, Inc. has a mixed valuation — some metrics suggest fair value while others appear stretched.
Inverse of forward P/E — higher yield means cheaper stock.
How many years of FCF the market cap represents.
P/E relative to earnings growth — lower is more attractive.
Enterprise value multiple relative to sector median.
Moat
— 24/100 (25%)Littelfuse, Inc. operates in a highly competitive environment with limited sustainable advantages. The Moat pillar evaluates competitive advantages across five dimensions: Switching Costs, Network Effects, Cost Advantage, Intangible Assets, and Scale & Ecosystem. Sign in to customize moat ratings for LFUS.
Score Composition
Financial Data
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How is the LFUS UQS Score Calculated?
The UQS (Unified Quality Score) for Littelfuse, Inc. is calculated using a proprietary 6-pillar framework with 29 financial metrics. Each pillar evaluates a different dimension on a 0–100 scale, then combines into a single weighted score. Scoring thresholds are calibrated per sector. Momentum is an optional Pro toggle — without it, you get the 5-pillar / 25-metric core shown below.
Quality (25%) measures profitability and capital efficiency — ROIC, ROE, margins, GP/Assets, and FCF Yield.
Moat (25%) assesses Littelfuse, Inc.'s competitive advantages across switching costs, network effects, cost advantages, intangible assets, and ecosystem scale.
Growth (20%) tracks revenue trajectory and earnings momentum, combining historical results with analyst forward estimates.
Risk (15%) is inversely scored — lower leverage and strong balance sheet health result in higher scores.
Valuation (15%) measures whether Littelfuse, Inc. is fairly priced using earnings yield, price-to-FCF, PEG ratio, and EV/EBITDA relative to sector peers.
Six investor-inspired presets are available, each with different pillar weights: Balanced, Buffett, Munger, Lynch, Cathie Wood, and Graham. The public score shown here uses the Balanced preset. Learn more in our FAQ.