# Li-ion for UPS

Part ID: 7.11a · Layer 7 (Electrical: power distribution (grid to rack)) · child of 7.11

Lithium-ion battery chemistries used in static UPS systems, valued for energy density and footprint versus older lead-acid designs.

## Companies

| Company | Role | Confidence | Ownership | Ticker | Note |
|---|---|---|---|---|---|
| BYD | manufacturer | inferred | public | 002594.SZ |  |
| CATL | manufacturer | inferred | public | 300750.SZ |  |
| EnerSys | manufacturer | inferred | public | ENS |  |
| LG Energy Solution | manufacturer | inferred | public | 373220.KS |  |
| Panasonic | manufacturer | inferred | public | 6752.T | Energy |
| Saft | manufacturer | inferred | subsidiary |  |  |
| Samsung SDI | manufacturer | inferred | public | 006400.KS |  |

Confidence tags: disclosed = company/filing statement; reported = trade press or partner list; inferred = taxonomy lead.