New Direct Drive Inrunner 65150

The manufacturer required me to pay all the production costs in advance, and the untested products were directly mass produced, which was too risky for me, so I gave up and also looked for more reasonable motors

Even the Flying Rodeo one ?

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Yeah, I can generate more torque. 6kw through an 8:1 gear will give a lot more torque than 5kw direct drive.
But the direct drive will be more efficient once on the foil. The FR motor is also a bit faster with higher rpm and a better prop.

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Have you done it or is it complicated to test the FR prop on the other motors especially this 6kw one with a 8:1 gear ?

Haven’t tested it, different shaft size and method of securing the prop. But for my unit a higher pitch than the FR prop works better. At some stage I’ll build an aluminium prop I guess, just been a bit lazy.

100KV version will be available soon.

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Before that, you have the price for the same 192kv product:
Maytech; 770usd + 40usd shipping
Flipsky: 399usd + 40usd shipping from Dongguan City They have one 100kv in stock btw, same price.

Why do we have Maytech = Flipsky x 1.93 (ie 770/399)

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Can only assume it’s the brand reputation. They are one of the most common motor manufacturers for esk8.

Is it pretty much a given that 100kv version of this motor will be suitable?

Does anyone have metr data on the same prop between 100kV and 200kV?

I decided to buy , test the service & product from Flipsky so the only 100kv that was listed has been sold. I will give you all a review & unboxing in about 25+ days. The gearbox I had was rubbish anyway.

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Great, can’t wait to hear about it. So thats Maytech and Flipsky @ 100kV being reviewed - has any one gone and gotten the ReacherTech?

Yes, heres is @MauiMan 's post with pictures for his 100kv :crossed_fingers: received a month ago (late June 2019)

The three 192kv motors (and probably the coming ones 120kv, 150kv, …) are probably made in the same factory with identical outside dimensions (mm) but the displayed specs are different (Max Pwr, MAx Voltage, Kv, … ) as if those three brokers (MT , RT and Flipsky ) were trying to cover their tracks…

Even if metr data is a must have, it is less important imho than testing with the same prop since we can compare drawn amps at 10, 20, 25, 30 and 35kmph with different data loggers.
The only efficient and easily worldwide sourceable prop is without doubt the @pacificmeister Prop_rev3_3blade.stl, soon tested by @svtlakovas in aluminium (world premiere from Russia if my guess is right)

[Edit] In an ideal situation, it would be great if all these motors could be tested with a @Flying_Rodeo 3 blade prop. This will take time.

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That would restrict testing to those that already own the prop. Last time I checked they cant supply them. I inquired with @Flying_Rodeo to buy one for the reacher tech 80kv, but no response.

Does anyone have the flipsky 100KV Motor? From the drawing the shaft looks very short to properly fix the prop. Anyone using this motor already?

The gray part on top is the size of the flipsky with a pacificmeister 3 blade prop the parts below is a cross section of a 500Kv & gearbox.
Other aftermarket propellers may be better with a larger diameter hub.


Following. Looking for a easy setup to build my first board

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Hi Virus,
great work as usual.
Can you please list the material you use on this easier direct drive solution (electronics and engine)?
Any chance you have the stl file for your propeller? I would like to try to 3D print one?
Thanks for your work and honesty.
Saludos.

Well my geared setup is shorter than the flipsky motor, but it has to be tested.
56114%20ple40

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motor: Maytech 100kv 5000w direct motor
esc: Maytech 300A
Battery: tattu lipo 12s 32Ah
120mm prop, testing 140mm yamaha prop
virus@viruskitesurf.com se ti queres o archivo stl.

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