72V 4000W Electric Bicycle Brushless Motor Speed Controller For E-bike & Scooter

Description

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72V 4000W Electric Bicycle Brushless Motor Speed Controller For E-bike & Scooter
Electric vehicle electric brushless controller （Double wheel ）
F
unctions:
Mute when start
Power cut brake
Blockage protection
Current limit protection
Short circuit protection
Avoid out of control
1:1 pedal assist function
Undervoltage protection
The Super mute function: Optimizing the design of motor and the control  strategy, make the motor run with low noise, low oscillation and high output torque.
Unique thermolysis function: With the advanced aluminium base heat technology to improve the effect of heat dissipation and the load flow of power component.
Undervoltage current limiting function: Approaching the undervoltage, controller can lower the output current by itself to ensure the voltage above the undervoltage point, until the real voltage stop output. It can not only protect the battery effectively, but also increase the mileage.
Parameter:
Suitable for Electric for electric bike & scooter
Rated Voltage: DC 72 Volts
Rated power: 4000 Watts
Maximum Current: 70A
Under-voltage Protection: 55V
Fixed hole diameter: Φ8mm
Install: 265 * 90mm
Dimension: 300 * 145 * 60mm
Weight: appr. 3.5kg
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2. Any Customs tax applied to this package should be covered by buyers.
3.As has been stated on the eBay item description, Import duties, taxes and charges are not included in the item price and shipping charges. These charges be at the buyer responsibility. meanwhile the customs tax depend on the buyer local customs office.
What in Package:
1 x  72V 4000W Electric Bicycle Brushless Motor Speed Controller
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Shipping
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2. Item shipped via Singapore Post or HongKong Post , It takes about 7-14 business days (USA,CA,AU,UK).others country 10-20 business days(Brzil,India,RU),Exact delivery time depends on postal process.
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Return Policy
1. Return is accepted within 14 days after the buyer's receiving the item.
2. If this item is defective upon receipt, customer has up to 14 days from date of receipt for exchange of a new one.
3. Unused/unopened merchandise will be fully credited.
Other Policies
We are not responsible for any custom duty or import tax.
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