TR50-55A 400kv Brushless Outrunner (Eq.4120/18)
Spec. TR-55A Max Eff: 50A Max Load: 68A Kv: 400 Weight: 300gr Pull : 1900~4000gr Prop Size: 14x9 or 13x8 Voltage Range : 10~22v Load Current: 2.7A Shaft: 8mm Power equivalent : .40 to .60 glow engine
Use this motor with 4-6 cell Li-Poly packs and 13-14 inch props on planes up to 7 lbs flying weight. Manufacturer suggests a 13 x 8 prop on 6 cells or 14 x 9 on 4 cells.
Similar to AXi GOld 4120/18, E-Flite Power 60. Roughly equivalent to .46 2-stroke or .65 4-stroke glow engines.
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