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Electronic Connectors SIC 3678
4 companies filing with the SEC under SIC 3678. Median revenue growth +38% year on year in Q2 2026 (middle half +18% to +56%, 4 companies). The growth model expects the industry's combined revenue to grow +52% in Q3 2026.
Money flow: where the industry's revenue goes
Drawn in the browser: an estimate of where the industry's revenue goes — what it buys from other industries, the pay that reaches households, taxes and profit — beside its filed cash flow, two tiers of suppliers and its capital spending by kind of asset.
Open the industry: growth distribution, money flow, network →
Growth model
Industry revenue, the same companies year on year; 80% ranges. Fitted on SEC filings and tested out of sample (how).
| Quarter | Growth Y/Y | Revenue | 80% range |
|---|---|---|---|
| Q3 2026 | +52.2% | $9.8B | $9.2B – $10.5B |
| Q4 2026 | +50.0% | $10.0B | $9.2B – $10.8B |
| Q1 2027 | +47.1% | $11.7B | $10.6B – $12.7B |
| Q2 2027 | +44.0% | $13.0B | $11.8B – $14.3B |
Capital spending and supply chain →
Companies
| Company | Quarterly revenue | Y/Y | Stage |
|---|---|---|---|
| APH Amphenol | $10.2B | +55% | transition |
| MEI Methode Electronics | $265M | +10% | deceleration |
| RFIL R F Industries | $24.0M | +21% | transition |
| IEHC IEH | $10.0M | +59% | reacceleration |
Growth from positive, comparable quarterly revenue as filed; industries are SEC Standard Industrial Classification codes. Data Nov 8, 2026.