| Cover | Nov. 15, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 15, 2023 |
| Entity File Number | 001-41654 |
| Entity Registrant Name | CLEAN ENERGY TECHNOLOGIES, INC. |
| Entity Central Index Key | 0001329606 |
| Entity Tax Identification Number | 20-2675800 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 2990 Redhill Avenue |
| Entity Address, City or Town | Costa Mesa |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 92626 |
| City Area Code | 949 |
| Local Phone Number | 273-4990 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.001 |
| Trading Symbol | CETY |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
