Shenzhen Weijie Technology Co., Ltd.
Email Address: 290460642@qq.com
Phone Number: +86 - 137 9846 7118
Wechat: 
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Give your iRobot Roomba S9 or S9+ a new lease on life with this high-capacity replacement battery. Specifically engineered to match the Model ABL-B standard, this battery helps your robot maintain its cleaning power and endurance.
Key Features:
High Capacity: Featuring a large 5200mAh capacity, it provides longer cleaning sessions and covers more area on a single charge.
Exact Compatibility: Designed specifically for Roomba S9/S9+ series (9150, 9550, etc.), ensuring a perfect fit and seamless communication with the robot.
Reliable Safety: Built-in protection against overcharging, short-circuiting, and overheating. Certified with CE, FCC, and UKCA safety standards.
Stable Performance: Uses high-quality cells that maintain voltage stability to prevent the robot from slowing down or failing mid-cleaning.
Easy Installation: Comes with a screwdriver for quick and simple replacement.
| Parameter | Specification |
|---|---|
| Product Type | Rechargeable Lithium-Ion Battery Pack |
| Model Number | ABL-B (Compatible with 4INR19/65-2) |
| Nominal Voltage | 14.4V |
| Rated Capacity | 5200mAh |
| Rated Energy | 75Wh |
| Compatible Models | iRobot Roomba S9, S9+ (9150, 9550, S955020, etc.) |
| Charging Operating Temp | 0°C to 40°C (32°F to 104°F) |
| Certifications | CE, FCC, UKCA, RoHS |
| Origin | Made in China |
| Included Items | 1x Replacement Battery, 1x Screwdriver |
Years history
Factory area
Annual output
Sales countries and regions
Shenzhen Weijie Technology Co., Ltd. is a high-tech enterprise with 13 years of focus on the R&D, customization and sales of laptop batteries, portable batteries and general intelligent batteries.
We have 5 senior technical staff on the team. Our CTO worked at Renesas Electronics Japan for 16 years and masters underlying chip coding development, enabling us to develop batteries adaptable to diverse application scenarios.
We offer more than 400 product models and own over 100 plastic molds. Our batteries are compatible with laptops of Lenovo, MSI, Getac, Dell, HP, Acer, Razer, Mechanical Revolution and other brands. We also customize batteries for medical equipment, outdoor power supplies and many other industries.
We source cells from well-known brands including Samsung, LG, ATL, Lishen and Guangyu to guarantee consistent product quality. Our products adopt original Renesas 045A20 protection ICs to ensure full compatibility with original devices.
Committed to delivering premium products, reliable services and outstanding credibility, we aim to be your most trusted long-term partner.
Since establishment, we have adhered to the business philosophy of talent-oriented development and integrity-based operation. This strategy sustains our competitiveness amid fierce market competition and supports the rapid and stable growth of our company.
More+
Weijie’s multi-bay charging dock is designed for iPad, POS payment terminals and all mainstream tablets fitted with spring-loaded magnetic pogo pin interfaces. It is tailor-made for commercial tablet equipment widely used in retail, medical and catering scenarios.
Yes, Weijie’s dock fully supports PD fast charging. Input: DC 5V/3A, 9V/2A; Each of the 5 independent bays provides DC 5V/2A or 9V/2A output, enabling stable simultaneous fast charging for 5 devices without power attenuation.
Weijie uses high-strength aluminum alloy as the main housing material. Compared with plastic docks, our aluminum shell delivers superior heat dissipation, scratch resistance and structural stability, ideal for all-day continuous operation in high-traffic commercial environments.
Weijie’s charging station holds ISO 9001 quality system certification, ISO 13485 medical industry certification and CE certification. The ISO 13485 compliance allows safe deployment in hospitals, clinics and all standard healthcare workspaces.
Our charging station runs stably within 0°C ~ 40°C. It is widely applied to retail stores, medical institutions, hospitality venues, restaurants and all other indoor commercial environments with regular ambient temperatures.
Shenzhen Weijie Technology Co., Ltd.
Email Address: 290460642@qq.com
Phone Number: +86 - 137 9846 7118
Wechat:
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