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Cover Page - USD ($)
shares in Millions, $ in Billions
 12 Months Ended
Dec. 31, 2023
Jan. 31, 2024
Jun. 30, 2023
Cover [Abstract]      
Document Type 10-K    
Current Fiscal Year End Date --12-31    
Document Period End Date Dec. 31, 2023    
Entity File Number 000-54863    
Entity Registrant Name EATON CORPORATION plc    
Entity Incorporation, State or Country Code L2    
Entity Tax Identification Number 98-1059235    
Entity Address, Address Line One Eaton House,    
Entity Address, Address Line Two 30 Pembroke Road,    
Entity Address, City or Town Dublin 4,    
Entity Address, Country IE    
Entity Address, Postal Zip Code D04 Y0C2    
City Area Code +353    
Local Phone Number 1637 2900    
Title of 12(b) Security Ordinary shares ($0.01 par value)    
Trading Symbol ETN    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 80.2
Entity Common Stock, Shares Outstanding   399.5  
Documents Incorporated by Reference
Portions of the Proxy Statement for the 2024 annual shareholders meeting are incorporated by reference into Part III.
    
Entity Central Index Key 0001551182    
Amendment Flag false    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Document Annual Report true    
Document Transition Report false