v3.26.3
Cover - USD ($)
12 Months Ended
Jun. 30, 2026
Sep. 23, 2026
Dec. 31, 2025
Document Type 10-K/A    
Amendment Flag true    
Amendment Description Amended to update Item 3    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Jun. 30, 2026    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2026    
Current Fiscal Year End Date --06-30    
Entity File Number 001-41447    
Entity Registrant Name NeoVolta, Inc.    
Entity Central Index Key 0001748137    
Entity Tax Identification Number 82-5299263    
Entity Incorporation, State or Country Code NV    
Entity Address, Address Line One 12195 Dearborn Place    
Entity Address, City or Town Poway    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 92064    
City Area Code 800    
Local Phone Number 364-5464    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Elected Not To Use the Extended Transition Period false    
Entity Shell Company false    
Entity Public Float     $ 107,100,000
Entity Common Stock, Shares Outstanding   59,013,247  
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Common Stock, par value $0.001 per share      
Title of 12(b) Security Common Stock, par value $0.001 per share    
Trading Symbol NEOV    
Security Exchange Name NASDAQ    
Warrants, each warrant exercisable for one share of common stock      
Title of 12(b) Security Warrants, each warrant exercisable for one share of common stock    
Trading Symbol NEOVW    
Security Exchange Name NASDAQ