48V Battery with Charger for E-Bike Conversion
48V Battery with Charger for E-Bike Conversion
Product Core Data
Product Core Data
Shipping Policy
Shipping Policy
Varstrom Shipping Policy
All orders are processed within 1 or 2 business days (excluding weekends and holidays) after receiving your order confirmation email. You will receive another notification when your order has shipped.
Delivered Duty Paid
All the product you can buy on Varstrom, we have paid the tax. So you don't need to pay extra money for the order.
Where Varstrom Can Reach
Varstrom had became Bafang Cooperation Brand since 2018. Over the past four years, we have built a very close relationship with Bafang Company. Varstrom has established a lot of warehouse around the word to make sure that all the customer will get their package as soon as possible.
- European Union: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden
- United States: Alabama (AL), Arizona (AZ), Arkansas (AR), California (CA), Colorado (CO), Connecticut (CT), Delaware (DE), Florida (FL), Georgia (GA), Hawaii (HI), Idaho (ID), Illinois (IL), Indiana (IN), Iowa (IA), Kansas (KS), Kentucky (KY), Louisiana (LA), Maine (ME), Maryland (MD), Massachusetts (MA), Michigan (MI), Minnesota (MN), Mississippi (MS), Missouri (MO), Montana (MT), Nebraska (NE), Nevada (NV), New Hampshire (NH), New Jersey (NJ), New Mexico (NM), New York (NY), North Carolina (NC), North Dakota (ND), Ohio (OH), Oklahoma (OK), Oregon (OR), Pennsylvania (PA), Rhode Island (RI), South Carolina (SC), South Dakota (SD), Tennessee (TN), Texas (TX), Utah (UT), Vermont (VT), Virginia (VA), Washington (WA), West Virginia (WV), Wisconsin (WI), Wyoming (WY)
- United Kingdom: British Forces, England, Scotland, Wales
- Canada
- Australia
- Asia: China, Hong Kong SAR, Japan, Malaysia, Singapore, South Korea, Taiwan, Thailand, Vietnam
Varstrom Delivery Time
Once we receive order, we will process the ordered and send the products to the customer from the nearest warehouse in 24 hours. Depending on the distance of the region from the shipping warehouse, the express time may take 6 to 8 days. The following table shows 95% of our order delivery schedule for reference.
| Regions | Delivery Time |
|---|---|
| United States | 3 to 7 business days |
| United Kingdom | 2 to 4 business days |
| European Union | 3 to 8 business days |
| Canada | 3 to 6 business days |
| German | 2 to 4 business days |
| France | 2 to 4 business days |
| Poland | 2 to 4 business days |
| Australia | 3 to 5 business days |
Shipping Tracking
Once the product is shipped from the warehouse, the system will automatically send a tracking number to customer, you can use it to check where is the package. If customers cannot find their tracking number, please find us through the contact information and we will help you find where the products are.
Shipping costs are non-refundable.
Our motor kits and batteries require signature confirmation for delivery. If delivery is refused, shipping costs are non-refundable and a 10% restocking fee will be deducted (this will be withheld from any refund).
For returning an item, you will be responsible for paying for your own shipping costs and original shipping costs are non-refundable. For returns of products over $50, we recommend that you use shipping service can be tracked or purchase shipping insurance. We don't guarantee that we will receive your returned item.
We can only guarantee delivery of purchases when there are no changes or modifications during shipment. Any purchases made from our company in which a customer decides on their own accord to make any modifications directly with the shipping company (FedEx or USPS) during shipment (including but not limited to; delivery address changes, hold and or pick up requests), our company is no longer able to guarantee delivery and is not responsible for lost packages. We can only guarantee delivery of orders purchased through our company and shipped to the address which was originally provided at purchase. If any modifications are made by the customer on their own accord during the shipment process we are no longer responsible for any delivery delays or lost packages.
How to Contact Varstrom
Company Address: Room 408B, 4/F, Lippo Sun Plaza, 28 Canton Road, Tsim Sha Tsui, Kowloon, Hong Kong SAR
Email: service@varstrom.com
WhatsApp: +86 15989932938
Couldn't load pickup availability
48V Battery Options for 48V E-Bike Conversion Kits
Varstrom offers a range of HL, Rear Rack, SF Lithium batteries for e-bike or e-bike conversion system. Covers the most commonly used voltage ranges, including 36V, 48V, and 52V eBike conversion systems, best suited for Varstrom’s conversion kits and they are also compatible with other DIY e-bike conversion kits (*needs to confirm the BMS Spec.).
48V Battery Specification
Varstrom provides the following batteries for 36V Conversion kits
- 48V 13.0Ah 624Wh HL_2 (368*90*111mm) (DMEGC 18650-26E 2600mAh Cell)
- 48V 16.0Ah 768Wh HL_2 (368*90*111mm) (CMICR 18650 F9M 3200mAh)
- 48V 17.5Ah 840Wh HL_2 (368*90*111mm) (EVE 18650 35V 18650 3500mAh)
- 48V 17.5Ah 840Wh HL_2 (368*90*111mm) (LG INR18650MJ1 3500mAh)
- 48V 19.2Ah 921Wh HL G70 (362*90*109mm) (SAMSUNG INR21700-50E 5000mAh)
- 48V 20.0Ah 960Wh HL G70 (362*90*109mm) (SAMSUNG INR21700-50E 5000mAh)
- 48V 19.2Ah 921Wh HL G80 (367*90*127mm) (LG INR21700M50LT 4800mAh)
- 48V 20.0Ah 960Wh HL G80 (367*90*127mm) (SAMSUNG INR21700-50E 5000mAh)
- 48V 20.0Ah 960Wh Voltz X (365*109*140) (SAMSUNG INR21700-50E 5000mAh)
- 48V 17.5Ah 840Wh RRB (476*165*89mm) (EVE 18650 26V 18650 2550mAh)
- 48V 10.4Ah 500Wh BP (275*84*69mm) (FEB 18650 2600mAh)
*Mileage Calculation
We offer a series capacity for 36V batteries and listed the cells relates to the battery for your reference. To help the customer choose the battery for their mileage requirement, Varstrom provides an evaluation formula for the mileage calculation.
*Related speed is a specification of the motor (you can find it in the page of conversion kits on Product Core Data).
- Throttle Mode: Voltage*capacity/motor power*related speed (km)
- Pas Mode: 2*Voltage*capacity/motor power*related speed (km)
Example: To evaluate the mileage for 48V 20.0Ah 960Wh HL G80 (367*90*127mm) (SAMSUNG INR21700-50E 5000mAh) + 48V 750W M315
- Throttle Mode: 48*20/750*45≈55 (km)
- Pas Mode: 2*48*20/750*45≈110 (km)
Cells for Varstrom Batteries
Varstrom has compiled a list of possible cell brands and models used in batteries, and provides referent links if these cells come from China. Customers can see the battery cells on the battery options.
- SAMSUNG INR18650-35E 3500mAh
- SAMSUNG INR21700-48G 4800mAh
- SAMSUNG INR21700-50E 5000mAh
- LG INR18650MJ1 3500mAh
- LG INR21700M50LT 4800mAh
- >EVE 18650 26V 18650 2550mAh
- >EVE 18650 35V 18650 3500mAh
- >DMEGC 18650-26E 2600mAh
- >DMEGC 18650-29E 2900mAh
- CMICR 18650 F8M7 2600mAh
- CMICR 18650 F9M 3200mAh
- >FEB 18650 2600mAh
- Silver Sky 18650 2500mAh
Battery Management System
Varstrom Battery Management System (BMS) is customized for all Varstrom e-bike conversion kits.
- The maximum continuous discharge current for the BMS is 30A
- The over current protection current for the BMS is 90A
30A discharge current above to all controllers' limit current Varstrom used on the conversion kits. So, all the battery from Varstrom with the same voltage to Varstrom's kits will be the best combination. You can also use you own batteries, just make sure the discharge current below 30A.
All BMS protecting functions includes
- Over current protection
- Over voltage protection
- Over load protection
- Over charge protection
- Over discharge protection
- Temperature control protection
- Short circuit protection
- Cell voltage balancing
Case or Frame Measurement for Varstrom Batteries
To fit your bicycle frame better, Varstrom offers the best-selling battery cases on the market. You can click the case model to get the measurement details.
- HL (368*90*89.5mm)
- HL G70 (362*90*109mm)
- HL Plus (368*90*111mm)
- HL G80 (367*90*127mm)
- Voltz X (365*109*140mm)
- YW (368*95*125mm)
- RRB (476*165*89mm)
- BP (275*84*69mm)
- SF (428*110*75mm)
More Details for the Battery Case
There are more details on the battery such as Voltage Indicator Board (Shows the voltage range for the batter, not the percentage capacity for the battery). XT60 Socket Connector, Charging Port, Switching Button, Locking Keys, USB or Type-C port, etc. You can refer to the option image for the details of the related battery.
Including Battery Charger
There is a charger included in the battery package. Varstrom offers the following chargers for our batteries.
- 36V Battery: 42V 2A (DC 2.1), 42V 3A (XLR), 42V 4A (XLR)
- 48V Batteries: 54.6V 2A (XLR), 54.6V 3A (XLR), 54.6V 3A (XLR)
- 52V Batteries: 58.8V 3A(DC 2.1), 58.8V 4A (XLR)
*Charging Time Calculation
The charger is not an option, it is confirmed and packed in the battery package. Varstrom provides an evaluation formula for the charging time.
- Charging Time: Battery Capacity/Charger Current+2 (h)
Example: To evaluate the charging time for 48V 20.0Ah 960Wh HL G80 (367*90*127mm) (SAMSUNG INR21700-50E 5000mAh) with the 54.6V 4A (XLR) charger.
- Charging Time: 20/4+2=7 (h)
Delivery Time and Warranty
90% of Varstrom's products are shipped from local warehouses and can be delivered within 3 to 8 working days. The delivery point in the EU region is in Poland, and the delivery time is 6 to 8 working days. Out - of - stock products may be shipped from China. Customers can contact Varstrom via WhatsApp (+86 15989932938) or E-mail to inquire about the logistics situation.
Text block
View full details
