Important Notice on Korean Market

New Launch: 18V/20V Li-ion Battery Pack for OEM/ODM/OBM

Views: 1047 Author: Danny Du Publish Time: Origin: Site

New Launch: 18V/20V Li-ion Battery Pack for OEM/ODM/OBM
RHY’s Original Design Battery Pack RHY1821A

Independently designed by RHY, the battery pack was developed and launched in 2021 and featured the most advanced technology available today. In the past, our batteries were usually imitated and derived from existing similar products, but the increasing customer demand made us realize that having an original designed and developed battery system becomes necessary, which not only provides customers with more choices, but also strengthens RHY's brand image.

Therefore, here comes RHY1821A.

The battery voltage is 18V/20V and the capacity ranges from 2.6Ah to 6.0Ah. The battery pack was designed for high performance, with energy up to 120Wh and discharge current of 40A, suitable for power tools, garden tools, vacuum cleaners, vacuum pumps, strapping tools, electric wheelchairs, concrete vibrators, electric sprayers, cordless pressure washers, cordless blowers, work lights, electric fishing reels, and so on.


Model name: RHY1821A
Voltage: 18V/20V
Capacity: 3.0Ah, 4.0Ah, 5.0Ah, 5.2Ah, 6.0Ah
Weight: 630g
Cell type: Lithium-ion rechargeable 18650 cell
Cell array: 10 cells / 5S2P
Max discharge current (continuous): 40A
Max. charging voltage: 21V
Discharge cut-off voltage: 13.5V
LED charge indicator: Yes
Protection features (optional): Overcharge protection, over-discharge protection, individual cell monitoring, short-circuit protection, overcurrent protection, overheating protection, etc.


Your benefits

  • No development costs.
  • RHY original design product, can be customized according to your preferences.
  • RHY PATENT ownership, no worry about infringement. You can also patent your own custom products.
  • There are PREMIUM edition and BASIC edition for you to choose, which respectively match high-end, professional, industrial markets and low-end, consumer markets.
  • The battery is able to communicate with host devices and chargers through I2C-Bus, SMBus, etc. to exchange the information of battery voltage, temperature, current, state-of-charge (SoC), health status, etc.
  • Monitor battery charge with the LED charge indicator.
  • Configured with world’s best 18650 cells with highest energy density.
  • Customize the functions you need according to specific applications, such as: waterproof performance, dustproof performance, balance charging, automatic start & stop, etc.


We warmly welcome your inquiries.


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