United States

Top 43 largest US 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 States by market capitalization with links to their reference stock.

United States Electrical Equipment & Parts Industry Analysis
Top US Companies United States Analysis
World Top Companies World Companies Analysis

Top Electrical Equipment & Parts Companies from the United States as of Jan. 01, 2026

Download Excel

Rank Company Market Cap (USD) Country Sector Industry
1 Vertiv Holdings Co. $67.16 B United States US Industrials US Electrical Equipment & Parts
2 Hubbell Incorporated $24.61 B United States US Industrials US Electrical Equipment & Parts
3 Bloom Energy Corporation $23.34 B United States US Industrials US Electrical Equipment & Parts
4 Acuity Brands, Inc. $11.47 B United States US Industrials US Electrical Equipment & Parts
5 Advanced Energy Industries, Inc. $8.38 B United States US Industrials US Electrical Equipment & Parts
6 EnerSys $5.65 B United States US Industrials US Electrical Equipment & Parts
7 Badger Meter, Inc. $5.20 B United States US Industrials US Electrical Equipment & Parts
8 Belden Inc. $4.67 B United States US Industrials US Electrical Equipment & Parts
9 Encore Wire Corporation $4.58 B

(July 1, 2024)

 United States US Industrials US Electrical Equipment & Parts
10 Powell Industries, Inc. $4.25 B United States US Industrials US Electrical Equipment & Parts
11 Eos Energy Enterprises, Inc. $4.20 B United States US Industrials US Electrical Equipment & Parts
12 Hayward Holdings, Inc. $3.42 B United States US Industrials US Electrical Equipment & Parts
13 AZZ Inc. $3.30 B United States US Industrials US Electrical Equipment & Parts
14 Plug Power Inc. $3.10 B United States US Industrials US Electrical Equipment & Parts
15 Atkore Inc. $2.17 B United States US Industrials US Electrical Equipment & Parts
16 Energizer Holdings, Inc. $1.37 B United States US Industrials US Electrical Equipment & Parts
17 Preformed Line Products Company $1.04 B United States US Industrials US Electrical Equipment & Parts
18 Babcock & Wilcox Enterprises, Inc. $705.5 M United States US Industrials US Electrical Equipment & Parts
19 Kimball Electronics, Inc. $702.1 M United States US Industrials US Electrical Equipment & Parts
20 Lightbridge Corporation $456.8 M United States US Industrials US Electrical Equipment & Parts
21 GrafTech International Ltd. $424.0 M United States US Industrials US Electrical Equipment & Parts
22 FuelCell Energy, Inc. $390.0 M United States US Industrials US Electrical Equipment & Parts
23 Ault Global Holdings, Inc. $131.1 M

(June 1, 2022)

 United States US Industrials US Electrical Equipment & Parts
24 Pioneer Power Solutions, Inc. $52.0 M United States US Industrials US Electrical Equipment & Parts
25 Flux Power Holdings, Inc. $30.3 M United States US Industrials US Electrical Equipment & Parts
26 Clean Energy Technologies, Inc. $5.5 M United States US Industrials US Electrical Equipment & Parts
27 Microvast Holdings, Inc. United States US Industrials US Electrical Equipment & Parts
28 Amprius Technologies, Inc. United States US Industrials US Electrical Equipment & Parts
29 Dragonfly Energy Holdings Corp United States US Industrials US Electrical Equipment & Parts
30 ESS Tech, Inc. United States US Industrials US Electrical Equipment & Parts

Top Electrical Equipment & Parts Companies from the United States as of Jan. 01, 2026

1. Vertiv Holdings Co.

Company Profile: Vertiv Holdings Co.
Market Cap (USD): $67.16 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

2. Hubbell Incorporated

Company Profile: Hubbell Incorporated
Market Cap (USD): $24.61 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

3. Bloom Energy Corporation

Company Profile: Bloom Energy Corporation
Market Cap (USD): $23.34 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

4. Acuity Brands, Inc.

Company Profile: Acuity Brands, Inc.
Market Cap (USD): $11.47 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

5. Advanced Energy Industries, Inc.

Company Profile: Advanced Energy Industries, Inc.
Market Cap (USD): $8.38 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

6. EnerSys

Company Profile: EnerSys
Market Cap (USD): $5.65 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

7. Badger Meter, Inc.

Company Profile: Badger Meter, Inc.
Market Cap (USD): $5.20 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

8. Belden Inc.

Company Profile: Belden Inc.
Market Cap (USD): $4.67 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

9. Encore Wire Corporation

Company Profile: Encore Wire Corporation
Market Cap (USD): $4.58 B (July 1, 2024)
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

10. Powell Industries, Inc.

Company Profile: Powell Industries, Inc.
Market Cap (USD): $4.25 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

11. Eos Energy Enterprises, Inc.

Company Profile: Eos Energy Enterprises, Inc.
Market Cap (USD): $4.20 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

12. Hayward Holdings, Inc.

Company Profile: Hayward Holdings, Inc.
Market Cap (USD): $3.42 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

13. AZZ Inc.

Company Profile: AZZ Inc.
Market Cap (USD): $3.30 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

14. Plug Power Inc.

Company Profile: Plug Power Inc.
Market Cap (USD): $3.10 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

15. Atkore Inc.

Company Profile: Atkore Inc.
Market Cap (USD): $2.17 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

16. Energizer Holdings, Inc.

Company Profile: Energizer Holdings, Inc.
Market Cap (USD): $1.37 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

17. Preformed Line Products Company

Company Profile: Preformed Line Products Company
Market Cap (USD): $1.04 B
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

18. Babcock & Wilcox Enterprises, Inc.

Company Profile: Babcock & Wilcox Enterprises, Inc.
Market Cap (USD): $705.5 M
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

19. Kimball Electronics, Inc.

Company Profile: Kimball Electronics, Inc.
Market Cap (USD): $702.1 M
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

20. Lightbridge Corporation

Company Profile: Lightbridge Corporation
Market Cap (USD): $456.8 M
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

21. GrafTech International Ltd.

Company Profile: GrafTech International Ltd.
Market Cap (USD): $424.0 M
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

22. FuelCell Energy, Inc.

Company Profile: FuelCell Energy, Inc.
Market Cap (USD): $390.0 M
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

23. Ault Global Holdings, Inc.

Company Profile: Ault Global Holdings, Inc.
Market Cap (USD): $131.1 M (June 1, 2022)
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

24. Pioneer Power Solutions, Inc.

Company Profile: Pioneer Power Solutions, Inc.
Market Cap (USD): $52.0 M
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

25. Flux Power Holdings, Inc.

Company Profile: Flux Power Holdings, Inc.
Market Cap (USD): $30.3 M
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

26. Clean Energy Technologies, Inc.

Company Profile: Clean Energy Technologies, Inc.
Market Cap (USD): $5.5 M
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

27. Microvast Holdings, Inc.

Company Profile: Microvast Holdings, Inc.
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

28. Amprius Technologies, Inc.

Company Profile: Amprius Technologies, Inc.
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

29. Dragonfly Energy Holdings Corp

Company Profile: Dragonfly Energy Holdings Corp
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

30. ESS Tech, Inc.

Company Profile: ESS Tech, Inc.
Country: United States
Sector: US Industrials
Industry: US Electrical Equipment & Parts

Stay in touch