SPEED 300 PLUS 7.4V w/SPEED Control
GRAUPNER SPEED PLUS 7.4V. Lightweight, ultra-compact motor unit for small RC model aircraft such as the MINI PIPER, Order No. 6236, and similar models up to about 10.5 oz. flying weight. SPEED 300 motor with integral speed controller attached, combining reliable operation with maximum possible operating convenience. LiPo-compatible: 2 to 3 LiPo cells, high-performance BEC, strain relief on connecting leads, no cables between speed controller and motor equals increased efficiency and saves space and weight. EMF brake as standard, for use with folding propellers in electric gliders. RC system is switched on by connecting the flight battery.
Specs: Operating voltage range: 7.2 to 11.1 V, Cell count, NiMH: 6 to 8, LiPo: 2 or 3, No-load speed: 12,400 rpm, No-load current drain approx. 0.5 A, Operating current approx. 3.5 A, Max. motor current, 8 A (10 sec.), For 1 to 3 servos, Free shaft length: 12 mm, Shaft diameter: 2.0 mm, Weight approx. 1.9 oz.