Car Radiator Fan Amperage

The initial start up of the fan will have an amperage spike of up to 60 percent which lasts only a millisecond.

Car radiator fan amperage.

At idle and low engine speeds this fan clutch is fully engaged gradually disengaging as engine speed increases. If you are worried hook it up to a 10 amp fuse turn it on if it blows well you know the answer. My intrepid fans pulled right at 10 amps while running. If you plan to upgrade your engine it won t hurt to install a more powerful fan now you can control its airflow with a temperature sending unit.

The one drawback to adding more electrical components to your vehicle is that often times the original alternator was not designed to handle current draws over 45 60 amps so as you add a single or dual electric cooling fan consideration should be made to increase the output of your charging system with a beefier alternator. A centrifugal valve opens to allow the flow of heavy silicone fluid locking the fan blades to the pulley. Motor power determines the amount of cubic feet per minute cfm of air a fan delivers. Automotive fans are rated at 13 5 volts and the rating is after the motor is at operating rpm.

Maradyne fans have motors that range from 130 to 225 watts. Using a 30 amp fuse. Amperage used to measure how much load an electrical device draws when in operation. See all 8 photos.

But 10 13 amps sounds about right.