: PA-220R Environmental Specifications
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PA-220R Environmental Specifications

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PA-220R Environmental Specifications

Learn about the PA-220R firewall environmental specifications.
The following table describes PA-220R firewall environmental specifications.
Specification
Value
Operating temperature range
-40°F to 158°F (-40° to 70°C)
Non-operating temperature
-40°F to 167°F (-40° to 75°C)
Humidity tolerance
5% to 90% non-condensing
Airflow
The PA-220R firewall uses passive cooling and does not contain fans.
Maximum BTU/hr
55BTU/hr
Acoustic noise
Emits no sound
Maximum operating altitude
10,000ft (3,048m)