Dyness Digital Energy Technology Co., Ltd. says on its Company Profile page that it was established in 2017 and specializes in the research, development, production and sales of energy storage systems for residential, commercial and industrial use. Its site lists its address in Suzhou, China, and Dyness USA runs the dyness.us storefront.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 21, 2026; downloaded October 23, 2026) as Dyness Digital Energy Technology Co., LTD. "Powerbox-US": UL 1973, certifying entity CSA Group, certificate date 2024-04-18, Ed. 3 : 2022, CEC listing date 2024-07-01. A state equipment list entry, not the certification body's own record.
Finished battery pack / module. TÜV Rheinland’s Certipedia record for certificate R 50464979 (EN 62619:2017; holder DAQIN NEW ENERGY TECH (TAIZHOU) CO., LTD.; date of issue 2020-04-27; model designation (1) B4850 to (5) Powerbox F-10.0), read on October 15, 2026, prints "Invalid Certificate" and "This certificate is no longer valid." It gives no date and no reason for that status. The EN 62619 certificate Dyness published is kept as the maker’s claim in its own row.
Battery pack claim; verification pending. A manufacturer claim, not a listing or certificate. Printed as "fully certified to UL 1973, FCC, CE, RoHS, and UN38.3 standards" in the paragraph "Equipped with over 20 built-in safety features, including intelligent low-temperature shutdown and automatic overload recovery. Backed by a 5-year warranty and fully certified to UL 1973, FCC, CE, RoHS, and UN38.3 standards, guaranteeing absolute peace of mind." under "Comprehensive Protection & Certified Safety" in the product description of the Dynesspower 12V 340Ah Mini Lithium Battery (SKU D12V340-MINI-A180-US) on Dyness's US store (dynesspower.com), on the product page and in the store's product data, both captured October 13, 2026. The page does not say whether the claim covers the cells or the assembled battery. The user manual cited on the record prints no UL standard. No issuer, certificate or report number is printed; the issuer's record was not checked.
Product / system scope unresolved. Model Powerbox-US listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "Powerbox-US", CEC listing date 2024-07-01. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Model STACK100 Pro-US 3S listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "STACK100 Pro-US 3S", CEC listing date 2026-06-22. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) as Dyness Digital Energy Technology Co., LTD. "STACK100 Pro-US 3S": UL 1973, certifying entity CSA, certificate date 2026-05-08, Ed. 3 : 2022. A state equipment list entry, not the certification body's own record.
Product / system scope unresolved. Model STACK100 Pro-US 4S listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "STACK100 Pro-US 4S", CEC listing date 2026-06-22. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) as Dyness Digital Energy Technology Co., LTD. "STACK100 Pro-US 4S": UL 1973, certifying entity CSA, certificate date 2026-05-08, Ed. 3 : 2022. A state equipment list entry, not the certification body's own record.
Product / system scope unresolved. Model STACK100 Pro-US 5S listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "STACK100 Pro-US 5S", CEC listing date 2026-06-22. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) as Dyness Digital Energy Technology Co., LTD. "STACK100 Pro-US 5S": UL 1973, certifying entity CSA, certificate date 2026-05-08, Ed. 3 : 2022. A state equipment list entry, not the certification body's own record.
Product / system scope unresolved. Model STACK100 Pro-US 6S listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "STACK100 Pro-US 6S", CEC listing date 2026-06-22. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) as Dyness Digital Energy Technology Co., LTD. "STACK100 Pro-US 6S": UL 1973, certifying entity CSA, certificate date 2026-05-08, Ed. 3 : 2022. A state equipment list entry, not the certification body's own record.
Product / system scope unresolved. Model STACK100 Pro-US 7S listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "STACK100 Pro-US 7S", CEC listing date 2026-06-22. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) as Dyness Digital Energy Technology Co., LTD. "STACK100 Pro-US 7S": UL 1973, certifying entity CSA, certificate date 2026-05-08, Ed. 3 : 2022. A state equipment list entry, not the certification body's own record.
Product / system scope unresolved. Model STACK100 Pro-US 8S listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "STACK100 Pro-US 8S", CEC listing date 2026-06-22. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) as Dyness Digital Energy Technology Co., LTD. "STACK100 Pro-US 8S": UL 1973, certifying entity CSA, certificate date 2026-05-08, Ed. 3 : 2022. A state equipment list entry, not the certification body's own record.
Product / system scope unresolved. Model STACK100 Pro-US 9S listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "STACK100 Pro-US 9S", CEC listing date 2026-06-22. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) as Dyness Digital Energy Technology Co., LTD. "STACK100 Pro-US 9S": UL 1973, certifying entity CSA, certificate date 2026-05-08, Ed. 3 : 2022. A state equipment list entry, not the certification body's own record.
Product / system scope unresolved. Model STACK100 Pro-US 10S listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "STACK100 Pro-US 10S", CEC listing date 2026-06-22. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) as Dyness Digital Energy Technology Co., LTD. "STACK100 Pro-US 10S": UL 1973, certifying entity CSA, certificate date 2026-05-08, Ed. 3 : 2022. A state equipment list entry, not the certification body's own record.
Product / system scope unresolved. Model STACK100 Pro-US 11S listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "STACK100 Pro-US 11S", CEC listing date 2026-06-22. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) as Dyness Digital Energy Technology Co., LTD. "STACK100 Pro-US 11S": UL 1973, certifying entity CSA, certificate date 2026-05-08, Ed. 3 : 2022. A state equipment list entry, not the certification body's own record.
Product / system scope unresolved. Model STACK100 Pro-US 12S listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) under Dyness Digital Energy Technology Co., LTD., as "STACK100 Pro-US 12S", CEC listing date 2026-06-22. This is an equipment listing, not UL certification or complete-system approval.
Product / system scope unresolved. Listed on the California Energy Commission Battery List (data unchanged since October 1, 2026; downloaded October 11, 2026) as Dyness Digital Energy Technology Co., LTD. "STACK100 Pro-US 12S": UL 1973, certifying entity CSA, certificate date 2026-05-08, Ed. 3 : 2022. A state equipment list entry, not the certification body's own record.
This manufacturer is listed as Dyness. Manufacturing entities, factories, cell origin and model-specific ownership relationships have not been audited.
Product certificates and company management certificates are tracked separately. No company management certificates have been reviewed for this manufacturer yet.
