Internal Heating Specifications | Discover Energy Systems

Internal heating is available on all HELIOS ESS (52-48-16000, 900-0077) batteries.

HELIOS ESS Internal Heating Specifications

Specification	52-48-16000 \| 900-0077
Heating Power	250 W
Heating On ^(a)	Below 5°C (41°F), and Either charge detected or SOC is 50% or more
Heating Off ^(a)	Temperature above 8°C (46.4°F), or No charge current detected and SOC is less than 50%

(a) Specifies the temperature of the cells, not the ambient temperature. Ambient temperature and cell temperature may not be the same.