Pylontech PowerCube-H1 Operation Manual page 5

warranty scope
Warning: Whenever working on the battery, wear suitable personal protective equipment (PPE)
such as rubber gloves, rubber boots and goggles.
Warning: PowerCube-H1/H2 system working temperature range: 0
temperature: 18
system over / low temperature alarm or protection which further lead to the cycle life
reduction as well as. It will affect the warranty terms as well.
Caution: Improper settings or maintenance can permanently damage the battery.
Caution: Incorrect inverter parameters will lead to a further faulty/damage to battery.
18PIHV0802
28 . Out of the working temperature range may cause the battery
2 / 27
50 ; Optimum