Electric Mountain Bike 750W Tsdz8 MID Motor Kit Tongsheng 48V 750W Central Engine Kit with Hailong 48V 17.5ah Battery

• Customization: Available
• After-sales Service: Motor:12months Other Parts:6months
• Warranty: Motor:12months Other Parts:6months
• Model NO.: tsdz8 with battery
• Battery: 48V 17.5ah Hailong Battery
• Max Speed: 45km/H
• Sensor: Torque Sensor
• Max Torque: 140n.M
• Weight: 7.2kg
• Transport Package: Standard Carton with Foam
• Specification: package: 50*50*50cm
• Trademark: TSDZ8
• Origin: China
• HS Code: 87149900
• Package Size: 50.00cm * 50.00cm * 50.00cm
• Package Gross Weight: 16.000kg

Product Description

Electric mountain bike 750w TSDZ8 mid motor kit tongsheng 48v 750w central engine kit with hailong 48v 17.5Ah battery

48V750W68mm Motor Specifications:
Position: Mid Drive
Construction: Gear Drive
Rated Voltage (DCV): 48V
Rated Power (W): 750W
Max. Torque (N.m): >120N.m
Top Speed: 45-55KM/H
Pedal Sensor: Torque Sensor Integrated Into The Motor
Bottom Bracket Length: 68-73mm
Bottom Bracket Diameter: 34-36mm
Noise Level (dB): ≤55
Operating Temperature: -20~45°C
Sprocket: 44T
Waterproof Grade: IP54

Motor Kits Included:
1 PC TSDZ8 48V750W Mid-Drive Motor

1 PAIR Brake (Optional)

1 PC Thumb Throttle

1 PC Display (Optional)

1 PC Power Connection Cable
1 PC Installation Tools

1 Pairs Crank-Arm

1 PC 44T Chain wheel

1 PC Speed Detective Sensor

1PC hailong battery

Specification

item	value
Battery Capacity	17.5Ah
Wheel Size	20", 24", 26", 28"
Place of Origin	China
	Jiangsu
Power Supply	lithium battery
Display	lcd
Motor Type	mid drive
Battery Position	Down Tube
Brand Name	tongsheng
Model Number	yj-750w
Bike Throttle	Thumb
Product Name	TSDZ8 750w motor kit with battery
battery	48v 17.5Ah hailong battery
max speed	45km/h
sensor	torque sensor
max torque	140N.m
waterproof grade	IPX5
weight	7.2kg
BB size	68-73mm
display	vlcd5

FAQ

Q1:What's main advantages of geared motor and gear less motor?
A: Geared motor has lighter weight,smaller size,zero drag(complete freewheel when not using battery, and excellent
efficiency.Gearless motor has high top speed, more power output, and excellent life span.

Q2:What is Pedal-Assist?
A:The Pedal-Assist Mode (PAS) operates when you are pedaling the bike and progressively adds electrical power to the motor. The faster you pedal, the more power is applied. PAS mode significantly increases battery range as compared with using the throttle alone.

Q3:Does the battery recharge when I pedal?
A:No, in order for the motor to recharge the battery, it would have to create resistance which would make it too difficult to
pedal without the motor. Unfortunately physics doesn't work in our favor.

Q4:How far can I go on one charge?
A:There are many variables that affect distance such as weight, terrain, number of stop / starts, riding speed, amount of pedal assistance, number of hills climbed, tire pressures, and wind resistance etc.

Q5: Front wheel and rear wheel choose which one?
A: Common standard front wheel is 100mm dropouts,easier to install without derailleur adjustments, you can use your original freewheel; Common standard rear wheel is 135mm dropouts, better grip especially when you ride on steep inclines or in wet condition.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.