FAQ No. FAQ01991
What is the life expectancy of Power Supplies?
Power Supplies' lifetime depends on its
The life expectancy also depends on the model of Power Supplies being
used, as shown in the following table. Use this information as reference
for maintenance and replacement.
1. Input voltage: Rated input voltage
2. Load rate: 50%
3. Ambient temperature: 40°C
4. Mounting: Standard mounting direction
8 years or longer
10 years or longer
Note: The life expectancy was calculated by
high-temperature testing of the aluminum electrolytic capacitor, so these
values are guidelines only.
With S8VS Series Switch Mode Power Supply, the Maintenance Forecast
Monitor Function will indicate the approximate time remaining until
recommended replacement of Power Supplies.
Other Power Supply
What is backup operation?
What size load (as a percentage of the Power Supply's rated output capacity) can be connected to an S82J or S82K Series Power Supply?
Are there models available that support parallel operation?