36V Battery with Charger for E-Bike Conversion
36V Battery with Charger for E-Bike Conversion
Battery Core Data
Battery Core Data
1+2 Warranty
1+2 Warranty
Warranty Policy
Warranty Scope
- Motor: A one - year free warranty service is provided from the date of purchase. During the free - warranty period, if the motor malfunctions due to material or workmanship defects, we will repair or replace it free of charge. After the expiration of the free - warranty period, a two - year after - sales maintenance service will be provided. For malfunctions caused by material or workmanship defects, only the cost of spare parts will be charged; for malfunctions caused by human factors, both the cost of spare parts and reasonable maintenance labor costs will be charged.
- Battery: The battery comes with a one - year free warranty. Under normal usage conditions, if the battery experiences premature capacity attenuation (less than 60% of the rated capacity) or other quality problems during the free - warranty period, we will provide free repair, replacement, or corresponding compensation according to the specific situation. After the free - warranty period ends, during the two - year after - sales maintenance service period, for quality - related problems, the cost of spare parts will be charged; for damages caused by human factors, both the cost of spare parts and maintenance labor costs will be charged.
- Display (Meter): The meter enjoys a one - year free warranty. If the meter shows abnormal display, malfunctions, or other quality - related problems during the free - warranty period, we will be responsible for free repair or replacement. During the subsequent two - year after - sales maintenance service, for repairs due to quality problems, the cost of spare parts will be charged; for malfunctions caused by human reasons, both the cost of spare parts and maintenance labor costs will be charged.
- Other Accessories (This includes brake levers or brake sensors, thumb throttle, speed sensors, chainrings, cranks, 1T4 wires, etc.): with a 6 - month warranty service. During the warranty period, if these accessories malfunction due to material or workmanship defects, we will repair or replace them free of charge. However, damages caused by non - quality reasons such as human usage habits are not covered by the free warranty, but we can provide paid maintenance services.
Warranty Conditions
The warranty service is only applicable to e - bike conversion kits purchased from our independent website.
Customers are required to provide valid purchase vouchers, such as order screenshots, invoices, etc.
The product must malfunction under normal usage and maintenance conditions. Damages caused by human factors such as improper use, abuse, unauthorized modification, and accidents are not within the scope of free maintenance even during the free - warranty period, but paid maintenance can be carried out according to the after - sales maintenance service standards.
10-Day No-Reason Return Policy
Within 10 days from the date when the customer receives the product, if the customer is not satisfied with the product, they can enjoy the no - reason return service.
The returned product must be in brand - new condition, without any signs of use, damage, or disassembly, and the original packaging, accessories, instruction manuals, etc. must be complete.
The customer is responsible for the return shipping costs.
Warranty and Return Process
Warranty Process: After the customer discovers a problem with the product, please contact our customer service team in a timely manner and provide a detailed description of the malfunction and the purchase voucher. Our customer service staff will communicate with you within 2 working days to confirm the malfunction. For problems within the scope of free warranty, free repair or replacement will be arranged; for problems within the scope of after - sales maintenance service, after notifying the customer of the required costs according to the cause of the malfunction and the service standards, maintenance will be carried out.
Return Process: If the customer needs to return the product, please contact the customer service within 10 days to apply for a return. The customer service will provide you with the return address and relevant guidance. After we receive the returned product and confirm that it meets the return conditions, we will process the refund within 3 working days.
Package Include
Package Include
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36V Battery Options for 36V 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.).
36V Battery Specification
Varstrom provides the following batteries for 36V Conversion kits
- >36V 13.0Ah 468Wh HL (368*90*89.5mm) (DMEGC 18650-26E 2600mAh Cell)
- >36V 15.6Ah 561Wh HL_2 (368*90*111mm) (FEB 18650 2600mAh Cell)
- 36V 17.4Ah 840Wh HL_2 (368*90*111mm) (DMEGC 18650-29E 2900mAh Cell)
- 36V 24.0Ah 864Wh HL G70 (362*90*109mm) (SAMSUNG INR21700-48G 4800mAh)
- >36V 24.0Ah 864Wh HL G80 (367*90*127mm) (LG INR21700M50LT 4800mAh Cell)
- 36V 25.0Ah 900Wh HL G80 (367*90*127mm) (SAMSUNG INR21700-50E 5000mAh)
- >36V 20.8Ah 748Wh RRB (476*165*89mm) (FEB 18650 2600mAh Cell)
- 36V 22.5Ah 810Wh RRB (476*165*89mm) (EVE 18650 26V 18650 2550mAh Cell)
*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 36V 24.0Ah 864Wh HL Max G80 (LG INR21700M50LT 4800mAh Cell) + 36V 250W M315
- Throttle Mode: 36*24/250*25≈85 (km)
- Pas Mode: 2*36*24/250*25≈160 (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 36V 24.0Ah 864Wh HL Max G80 (LG INR21700M50LT 4800mAh Cell) with the 42V 4A (XLR) charger.
- Charging Time: 24/4+2=8 (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.
