14  │  Technical specifications
Battery (per system board)
System battery 3 V CR2032 lithium coin cell
Environmental
NOTE: For additional information about environmental measurements for specific 
system configurations, see Dell.com/environmental_datasheets.
Temperature 10° to 35°C (50° to 95°F) with a 
maximum temperature gradation of 
10°C per hour
Operating NOTE: For altitudes above 2950 feet, 
the maximum operating temperature 
isderated 1°F/550 ft.
CAUTION: The maximum number 
of memory modules and hard drives 
supported on 1U node configuration 
with 135W and 145W processors 
depends on the power supply installed.
Storage –40° to 65°C (–40° to 149°F) with 
amaximum temperature gradation of 
20°C per hour