United Kingdom

Top 16 largest UK Companies in the Electrical Equipment & Parts industry by Market Cap

This is the list of the largest public listed companies in the Electrical Equipment & Parts industry from the United Kingdom by market capitalization with links to their reference stock.

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Top Electrical Equipment & Parts Companies from the United Kingdom as of Jul. 01, 2025

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Rank Company Market Cap (USD) Country Sector Industry
1 nVent Electric plc $12.33 B United Kingdom UK Industrials UK Electrical Equipment & Parts
2 Smart Metering Systems plc $1.65 B

(Jan. 1, 2024)

 United Kingdom UK Industrials UK Electrical Equipment & Parts
3 Volex plc $933.2 M United Kingdom UK Industrials UK Electrical Equipment & Parts
4 FW Thorpe plc $529.0 M United Kingdom UK Industrials UK Electrical Equipment & Parts
5 Luceco plc $310.5 M United Kingdom UK Industrials UK Electrical Equipment & Parts
6 Supreme Plc $293.5 M United Kingdom UK Industrials UK Electrical Equipment & Parts
7 Ceres Power Holdings plc $277.6 M United Kingdom UK Industrials UK Electrical Equipment & Parts
8 AFC Energy plc $198.7 M United Kingdom UK Industrials UK Electrical Equipment & Parts
9 Dialight plc $108.9 M United Kingdom UK Industrials UK Electrical Equipment & Parts
10 Ilika plc $100.7 M United Kingdom UK Industrials UK Electrical Equipment & Parts
11 Dewhurst plc $68.3 M United Kingdom UK Industrials UK Electrical Equipment & Parts
12 eEnergy Group plc $21.8 M United Kingdom UK Industrials UK Electrical Equipment & Parts
13 LPA Group plc $9.7 M United Kingdom UK Industrials UK Electrical Equipment & Parts
14 Proton Motor Power Systems plc $8.1 M

(Jan. 1, 2025)

 United Kingdom UK Industrials UK Electrical Equipment & Parts
15 Calisen plc United Kingdom UK Industrials UK Electrical Equipment & Parts
16 Gelion plc United Kingdom UK Industrials UK Electrical Equipment & Parts

Top Electrical Equipment & Parts Companies from the United Kingdom as of Jul. 01, 2025

1. nVent Electric plc

Company Profile: nVent Electric plc
Market Cap (USD): $12.33 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

2. Smart Metering Systems plc

Company Profile: Smart Metering Systems plc
Market Cap (USD): $1.65 B (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

3. Volex plc

Company Profile: Volex plc
Market Cap (USD): $933.2 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

4. FW Thorpe plc

Company Profile: FW Thorpe plc
Market Cap (USD): $529.0 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

5. Luceco plc

Company Profile: Luceco plc
Market Cap (USD): $310.5 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

6. Supreme Plc

Company Profile: Supreme Plc
Market Cap (USD): $293.5 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

7. Ceres Power Holdings plc

Company Profile: Ceres Power Holdings plc
Market Cap (USD): $277.6 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

8. AFC Energy plc

Company Profile: AFC Energy plc
Market Cap (USD): $198.7 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

9. Dialight plc

Company Profile: Dialight plc
Market Cap (USD): $108.9 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

10. Ilika plc

Company Profile: Ilika plc
Market Cap (USD): $100.7 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

11. Dewhurst plc

Company Profile: Dewhurst plc
Market Cap (USD): $68.3 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

12. eEnergy Group plc

Company Profile: eEnergy Group plc
Market Cap (USD): $21.8 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

13. LPA Group plc

Company Profile: LPA Group plc
Market Cap (USD): $9.7 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

14. Proton Motor Power Systems plc

Company Profile: Proton Motor Power Systems plc
Market Cap (USD): $8.1 M (Jan. 1, 2025)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

15. Calisen plc

Company Profile: Calisen plc
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

16. Gelion plc

Company Profile: Gelion plc
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

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