Littelfuse Inc
Statements
Segments
US companies must disclose in their mandatory reports how revenue breaks down across business segments, regions and product lines. We read that breakdown for you straight from the annual and quarterly reports (10-K and 10-Q) of Littelfuse Inc (LFUS). It shows which part of the business is growing — and which one is holding it back.
Revenue by business segment
| Segment | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Electronics | $937.8M 64.9% | $1.30B 62.5% · +38.7% | $1.49B 59.4% · +14.8% | $1.35B 57.2% · -9.5% | $1.19B 54.2% · -12.1% | $1.35B 56.4% · +13.4% |
| Transportation Segment | $395.8M 27.4% | $528.1M 25.4% · +33.4% | $716.1M 28.5% · +35.6% | $678.3M 28.7% · -5.3% | $672.4M 30.7% · -0.9% | $676.4M 28.3% · +0.6% |
| Industrial | $112.2M 7.8% | $251.1M 12.1% · +123.9% | $304.9M 12.1% · +21.4% | $334.0M 14.1% · +9.5% | $331.6M 15.1% · -0.7% | $364.4M 15.3% · +9.9% |
Large figure: segment revenue. Below it the share of revenue in that period and the change against the prior year.
| Segment | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Electronics | – | $309.6M 23.8% | $431.6M 28.9% | $300.6M 22.3% | $169.9M 14.3% | – |
| Transportation Segment | – | $66.0M 12.5% | $63.5M 8.9% | $33.6M 5.0% | $58.6M 8.7% | – |
| Industrial | – | $22.6M 9.0% | $48.9M 16.0% | – | $42.3M 12.8% | $59.0M 16.2% |
Large figure: segment operating income. Below it the margin, that is operating income measured against the revenue of the same segment.
Revenue by region
| Segment | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Other countries | $615.2M 42.6% | $820.3M 39.4% · +33.4% | $962.4M 38.3% · +17.3% | $1.00B 42.1% · +3.4% | $883.8M 40.3% · -11.2% | $984.4M 41.3% · +11.4% |
| U.S. | $392.5M 27.2% | $639.4M 30.7% · +62.9% | $912.5M 36.3% · +42.7% | $820.7M 34.7% · -10.1% | $800.3M 36.5% · -2.5% | $830.3M 34.8% · +3.7% |
| China | $438.0M 30.3% | $620.2M 29.8% · +41.6% | $639.0M 25.4% · +3.0% | $546.8M 23.1% · -14.4% | $506.6M 23.1% · -7.3% | $571.6M 24.0% · +12.8% |
Large figure: segment revenue. Below it the share of revenue in that period and the change against the prior year.
Revenue by product line
| Segment | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Electronics – Passive Products and Sensors | $621.9M 29.9% | $690.5M 27.5% · +11.0% | $583.0M 24.7% · -15.6% | $571.4M 26.1% · -2.0% | $675.9M 28.3% · +18.3% |
| Electronics – Semiconductor | $678.9M 32.6% | $802.3M 31.9% · +18.2% | $767.4M 32.5% · -4.3% | $615.4M 28.1% · -19.8% | $669.6M 28.1% · +8.8% |
| Industrial Products | $251.1M 12.1% | $304.9M 12.1% · +21.4% | $334.0M 14.1% · +9.5% | $331.6M 15.1% · -0.7% | $364.4M 15.3% · +9.9% |
| Commercial Vehicle Products | $160.3M 7.7% | $374.7M 14.9% · +133.8% | $323.8M 13.7% · -13.6% | $320.5M 14.6% · -1.0% | $320.5M 13.4% · +0.0% |
| Passenger Car Products | $266.0M 12.8% | $249.5M 9.9% · -6.2% | $266.0M 11.3% · +6.6% | $278.3M 12.7% · +4.6% | $293.6M 12.3% · +5.5% |
| Automotive Sensors | $101.7M 4.9% | $92.0M 3.7% · -9.6% | $88.5M 3.7% · -3.7% | $73.6M 3.4% · -16.9% | $62.2M 2.6% · -15.4% |
Large figure: segment revenue. Below it the share of revenue in that period and the change against the prior year.
Segment and region names are the ones the company itself uses and are shown as reported. Change and share refer to revenue.
Data as of: August 11, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q) · Segment figures: SEC EDGAR (10-K/10-Q reports)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.