Sign In | Join Free | My portofva.com |
|
Brand Name : SURING-MAX
Model Number : SR50H-DR
Certification : EN15194 ,CE
Place of Origin : CHINA
MOQ : 1 SET
Price : USD140 per piece
Packaging Details : Each motor in one carton with good protection
Part : Wheel,electric bicycle kit
Controller : 24fet
Throttle : Three Lever Button adjust speed twist throttle,lock and power dispaly,twist/thumb throttle
Motor : Brushless Hub Motor
Display : LCD display,850C Colorful display
Wheel size : 20"/22"/24"/26"/700c/27.5"/28",17-21'
Battery : 72V26ah lithium battery,Rear Rack Type
Max speed : 85km/h
Product name : e-bike conversion kit,rear motor 1500w kit conversion electrical bicycle,ebike kit 3000w
Power : 1500w-3000w
Brake : Wuxing Brand Brake Level
Speed : 25-80KM/H
Voltage : 72-96V
Warranty : 3 Years
Weight : 10kg
Motor type : Geared direct hub motor
Efficiency : ≥85%
Pas : 8P/D12 PAS for options
Rim : Aluminium Alloy Double-Wall 20"-28",26' double wall
Simple Specification of this motor:
Rated power | 72V5000w |
Turns | 3T-7T |
Spoke hole | 36 holes,10G |
Phase wire | 6mm² |
Hall sensor | 2 sets |
Dropout | 150mm(6mm² phase wire) |
Freewheel | 6-9S |
Colour | Black |
Drawing of the motor:
Advantage:
1.Aluminum stator, 0.35mm 300 silicon steel sheets.
2.More powerful,torque,efficiency
2)4.0mm square phase wire diameter, afford higher current.
3)2 set hall sensor wires Incase of the hall seosnro problem
What you should ask yourself if you want to order this motor?
1)What's the size of wheel?( 20inch----29inch,17-21inch for motorcycle rim)
2)What's the voltage do you need(72v-96v)
3)What loaded speed do you need ?
4)Other special requirement.....
RPM and turns relationship:
48v | 60v | 72v | 84v | 96v | |
3T | 560RPM | 700RPM | 840RPM | 980RPM | 1120RPM |
4T | 430RPM | 535RPM | 645RPM | 750RPM | 860RPM |
5T | 350RPM | 435RPM | 525RPM | 610RPM | 700RPM |
6T | 270RPM | 337RPM | 405RPM | 472RPM | 540RPM |
What will you need for a complete kit?
1.Motor in wheel:16-29 inch rim, double/single wall rim ,steel spokes or stainless steel spokes for choice
2.Controller:72V60A, waterproof connection
3.Lithium battery
4.Charger
5.Display: Economic and Classic for choice:
LCD5 LCD3 LCD8
6.Ebrake: Standard ebrake and easy assemble brake sensor(attach on the original brake of the bike ) for choice:
7.PAS: 3 kind for choice,single hall and double hall
8.Thumble throttle: Twist throttle available too,thumb throttle is more safe.
9.If you dont need any Display, you will need a throttle same like this with switch/battery indicator and so on:
FAQ:
1.Can we place a small order before the batch order?
--Yes .
2.Do you have stocks for a quick order?
--We only have some for the spare parts like throttle and brakes
Cause the controller and Motor belongs to the OEM products, different customers have the different request.
3.What is the estimate prepare time?
Motors: 3-15 days .
Battery /Controllers: 25-35 days.
Other spare parts: 10-20 days.
4.Do you provide any OEM?
Yes, we can design motor for some special request.
5.What is the guarantee?
3 years for motor.2 years for battery, 1 year for the other spare parts
We will send the new one for replace together with the every next order, you dont need to send the broke goods back.
![]() |
72v5000w most powerful mounting electric bike hub motor conversion wheel kit Images |