Relays and controls in US: materials 46 %, energy 0 %, labour 27 %, other 27 % (data 2026-09).

| Element | Share | Basis |
| -- | -- | -- |
| materials | 46 % | census 2022 |
| energy | 0 % | census 2022 |
| labour | 27 % | census 2022 |
| other | 27 % | census 2022 |

Sources:
- Electronic components and accessories (bls BLS:WPU1178)
- Copper and brass mill shapes (bls BLS:WPU102502)
- Plastic resins and materials (bls BLS:WPU066)
- PPI Commodity data for Fuels and related products and power-Industrial electric power, not seasonally adjusted (bls WPU0543)
- PPI Commodity data for Fuels and related products and power-Industrial natural gas, not seasonally adjusted (bls WPU0553)
- Average hourly earnings of all employees, manufacturing, not seasonally adjusted (bls CEU3000000003)
- PPI industry data for Relay and industrial control mfg, not seasonally adjusted (bls PCU335314335314)
- PPI industry data for Relay and industrial control mfg-General-purpose industrial controls, not seasonally adjusted (bls PCU335314335314F)