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Emerson · 4 models

Emerson UPS battery backups

Every Emerson UPS certified under ENERGY STAR and listed for the US market, largest first. Each model page has the full certified specs and comparable machines from other makers.

ModelCapacityTopologyEfficiencyRuntime @ 50%
SOLAHD S4K2U3000D3,000 VA / 2,700 WDouble Conversion93.5%13 min
SOLAHD S4K2U2000D2,000 VA / 1,800 WDouble Conversion92.3%12 min
SOLAHD S4K2U1500D1,500 VA / 1,350 WDouble Conversion92.4%19 min
SOLAHD S4K2U1000D1,000 VA / 1,000 WDouble Conversion91.9%18 min

Source: ENERGY STAR certification data, US EPA. Data build 2026-09-29. Brand names are as the maker certified them, with obvious variant spellings merged.