The Derale Powerpack pairs two sealed high output 10 inch RAD electric fans on an aluminum shroud about the size of a single fan unit, delivering dual fan cooling in a compact package. The fans are IP68 certified waterproof and dustproof and move about 1650 CFM combined to cool a hot engine. The ultra low profile skewed S-blade design runs quietly, and the natural satin aluminum shroud can be polished, painted, anodized, or left raw. Multiple mounting options allow a precise fit, and the unit is compatible with Derale optional PWM fan control part 16795.
Specifications:
- Type: Dual electric RAD fan and aluminum shroud powerpack
- Fan configuration: Dual 10 in fans
- Airflow: 825 CFM per fan, about 1650 CFM combined
- Amp draw: 9.2 A per fan
- Fan rating: IP68 waterproof and dustproof, sealed
- Shroud: Natural satin aluminum; polish, paint, or anodize
- Overall dimensions: 24-3/4 in W x 11-1/2 in H x 3-1/4 in D (shroud depth 1-1/8 in)
- Mounting pattern: 9-1/4 in x 21-1/4 in
- Optional control: Compatible with Derale PWM fan control 16795
- Included: Fan mounting kit and mounting hardware
- Part number: 16812
FAQ
What is the Derale 16812 Powerpack?
It is a complete electric cooling assembly that mounts two high output 10 inch RAD fans on one aluminum shroud sized about like a single fan unit for compact packaging.
How much air does it move?
About 1650 CFM combined, roughly 825 CFM per fan.
Are the fans sealed against water and dust?
Yes. Both 10 inch fans are IP68 certified waterproof and dustproof.
What are the overall dimensions?
The unit measures 24-3/4 in wide by 11-1/2 in tall by 3-1/4 in deep overall, with a mounting pattern of 9-1/4 in by 21-1/4 in.
Can fan speed be controlled?
Yes. The Powerpack is compatible with Derale optional PWM fan control part 16795 for variable speed operation.

