48V in-tube battery for ebike down tube frame.

There are several types this model battery cases with different sizes, the downtube for your bike is fixed, therefore the battery case is also fixed(cannot interchangeable with other cases), please double check before ordering. The in-tube battery here is suitable for this bike frame: e-MTB full suspension ebike frame for Bafang M510 M500 M600 or M620 motors.

If you choose the smart BMS for the battery, you can view battery parameter via mobile app. 

The charging connector will be 5.5x2.1DC or 5.5x2.5DC as default; if your original battery uses the 3 pin charging connector, you can choose the mini XLR 3 pin connector for the batteries; normally for plastic chargers or charging current less than 4A, the default charging connector is 5.5x 2.1DC;

 This battery can be used for Ride1UP Cafe Cruiser 700 SERIES electric bike or Himiway Zebra Zebra Step Thru ebike. The length for the battery with cover is 441mm, please measure your original case height and width before ordering.

Important note: The batteries are not compatible with different size. Therefore please make sure you choose the right size for your battery.

48V11.6AH, 14Ah, 14.5AH, 15AH, 16A, 16.75Ah, 17.5AH, 20AH etc. high capacity down tube battery for electric bikes. It could be a powerbank because it has a 5V USB port for mobile or ipad charging. It is high capacity and can run long distance per charge.  If you are running a Bafang BBS kit and want a high power battery, this one would be suitable for you. 

There are 3 types of discharging sockets for the Hailong battery, 4pin, 5pin and 6pin, you can choose the one you need. If you don't know what connectors they are, you can check from here: Hailong discharging connectors

48V Hailong 01 Hailong downtube battery, 12AH~14Ah for electric bikes. This battery is newly designed for bicycle frame bottle case posistion, made with Sanyo NCR18650GA, Samsung INR18650-32E, Samsung INR18650-35E, Samsung INR21700 50E or LG INR18650 MJ1 cells.

The mounting plate is included. 

Charging port is 2.1DC or 2.5DC port.

Discharging socket, 4pin blades contacts/5 pin golden contacts/ 5pin blade contacts connector. For details of the discharging connector, please check here: Hailong connector

Different chargers for options.

Hailong 01 battery dimension: 361x90x92mm

48V ebike tube battery, made by Samsung INR18650 35E or Panasonic NCR18650BD cell, or Taiwan Molicel INR18650 P26A.

If your motor is with 1500W or 2000W, then the Taiwan Molicel INR18650 P26A would be suitable for you because it has a high discharging rate; If you leave in a cold country and will use the bike in winter, then the Taiwan Molicel INR18650 P26A is also suitable for you because it can work under -40 degree. If you prefer the Samsung or Panasonic cells for your high power motorcycle, please choose higher AH for the battery, small AH with larger discharging current is not good for battery lifespam. 

We can build the batteries with your demand dimensions. You can have a rough size calculation according to single cell dimension: 18*65mm(Diameter * Height), 13S4P layout means 13*4=52pcs cells, 13S5P=65pcs cells etc. Leave some extra space for the cell holders and BMS(normally 80x60x12mm for small current, and 100 x 140x 15mm with larger current.). If you don't know how to calculate the dimension and AH, please email us.

48V high capacity lithium ion frame battery for ebike. It could be a powerbank because it has a 5V USB output for mobile or ipad charging. It is high power and can run long distance per charge.  A 180W54.6V3A charger is included with the battery. If you are running a Bafang BBS kit and want a high power battery, this one would be suitable for you.

52V e-bike New Polly downtube battery.

There are basically two types of New polly cases, You can identify the two types by the discharging connector or the mounting foot. This battery is with the 4 blades contacts connector. If your New polly battery is with 5 pin connector, please order this one: 52V New polly down tube battery;

We build the batteries with Premium cells: Panasonic NCR18650BD, Samsung INR18650 32E, Samsung INR18650 35E, LG INR18650 MJ1 or Samsung INR21700 50G cells.

If you need an extra New polly battery mounting foot with 4pin connector, please order on our website.

52V Dorado battery for ebike, 17.5AH. If you want a longer mileage, you can choose the max capacity/AH. 

The mounting bases for the Dorado batteries are the same, if the length is the same, then you can choose this battery as a spare battery. There are only two lengths for the Dorado cases, L1=458mm or 390mm, some people would like to measure the longest part of the battery, and get 505mm or 440mm to check which model you need to choose. 

There is a 5V USB output for the Dordado case which you can charge your mobile; 

The charging connector will be 5.5x2.1DC or 5.5x2.5DC connector as default; if your original battery uses the mini XLR 3 pin charging connector, you can choose the 3 pin connector for the batteries; normally for plastic chargers or charging current less than 4A, the default charging connector is 5.5x 2.1DC;

For the discharging connecttor, the default connector is 2 pin connector(female PLA0274 and male PLA0273); if your ebike runs larger current, it's better to use 6pin connectors(female PLA 0239 and male PLA 0238); Normally most of the ebikes for power less than 750W will use 2pin connectors. If you are confused about these connector, you can check on our website: Reention 2pin /6 pin connectors for Atlas, Tigarshark or Dorado batteries

 If you don't know which charging and discharging connector to choose, please email us.

This battery(505L) can be a replacement for Biktrix standard battery, NCM moscow ebike batteries, 

Dorado battery (505L) is suitable for e-bikes which from ECCOBIKE/ ADDMOTOR/ VOLTBIKE/ CIVI/ M2S/ Surface 604 bikes/ Rambo/ Quietkat/ BAKCOU....etc, while 440L Dorado battery fits for the max-cargo and G20-CARGO electric bike. 

These Dorado Batteries compatible with M2S , Aventon, Blix Packa, Juiced Crosscurrent ebike, VoltBike, Magnum etc. Check your original battery pack length is 390mm or 458mm long before an order.

Aventon Pace 500 replacement battery.If you want a larger WH battery for the Aventon Pace 500, you can order on our website.

51.8V12.8V/13.8AH/15AH/16AH/17.5Ah Hailong 02 Max downtube battery  for high power ebike usage(30A-40A). If your e- bike is 48V750W or 48V1000W, then this battery will enable your bike runs faster and powerful. If your kit is with BBSHD, we recommend you to use a 52V battery in stead of 48V. The charger for this battery is 58.8V. This battery has an ON/OFF switch and a 5V USB output.