Product Overview
The CH4000 is a professional external smart battery charger that restores power to professional equipment running Inspired Energy RRC2020 and RRC2020-L series batteries. It provides a stable, safe charge at DC 12-20V / 3A using intelligent SMBus synchronisation for portable diagnostic and monitoring systems. Integrated LED indicators show the charging status at a glance and the SBS 1.1 / SMBus 1.1 link manages the full RRC family, including RRC2040, RRC2054 and RRC2057 packs. Ships brand new with a 1-year warranty.
Specifications
| Attribute | Details |
|---|---|
| Standard Model | CH4000 |
| Input | DC 12-20V / 3A |
| Compatible Battery Family | Inspired Energy RRC2020 series |
| Charging Interface | Integrated SMBus / SBS 1.1 Controller |
| Protection | Thermal cut-off & overvoltage protection |
| Place of Origin | Made in China |
| Condition | Brand New (100% New, 1-year warranty) |
Replace Part Numbers
- CH4000
- CH5000
- RRC2020
- RRC2020-L
- RRC-2020
- RRC2040
- RRC2040-2
- RRC2054
- RRC2054-2
- RRC2057
- RRC2024
Compatible Models
For Inspired Energy RRC Series
- RRC2020
- RRC2020-L
- RRC-2020
- RRC2040
- RRC2040-2
- RRC2054
- RRC2054-2
- RRC2057
- RRC2024
For Other Inspired Energy Families
- Inspired Energy NI2020 series
- Inspired Energy NL2024 series
Notice: Not all compatible models are listed or included here. Please check the original model number on your equipment, and contact us online if you have any question about compatibility.
FAQ
Is this charger compatible with RRC series batteries?
Yes. It is the standard external charging solution for various RRC smart batteries used in portable diagnostic and monitoring systems, including RRC2020, RRC2040, RRC2054 and RRC2057.
Does the CH4000 support the RRC2020-L variant?
Yes. Both the RRC2020 and RRC2020-L (RRC-2020) are fully supported for safe and complete charging cycles.
What are the benefits of intelligent SMBus synchronisation?
SMBus lets the charger read the battery internal data and manage the charging cycle precisely, protecting the cells and maximising usable capacity.
What input voltage does the charger need?
It requires a DC 12-20V / 3A input and features integrated LED charging indicators.
Note:
This is not a complete list or inclusion of all compatible laptop models. You can open the back of your laptop to check the original battery model. If you have any compatibility questions, please contact us online.The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
China warehouse delivery method
Overseas Warehouse Shipping Times & Costs
Payment Methods
Paypal

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PayPal account: Payment@batterymall.com
Account Name: ShenZhen KingSener Science and Technology Co., Ltd
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WeChat Pay
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Google Pay
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Apple Pay
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Bank Transfer
Q&A
Quick FAQ:Laptop Battery Care & Troubleshooting
- What Should I Know Before Buying a Laptop Battery Replacement?A: Before buying a laptop battery replacement, confirm your laptop’s exact model number and the part number printed on the original battery. Check the battery voltage, connector, physical dimensions, and compatibility list. Do not choose a battery based on appearance alone, because similar laptop models may use different batteries. Review the seller’s warranty, return policy, and product specifications before ordering.
- How Do I Find a Compatible Laptop Battery for My Device?A: To find a compatible laptop battery, identify your laptop’s full model number and the part number on the original battery. Compare these details with the replacement battery’s compatibility list and specifications, including voltage, connector type, and dimensions. If you are unsure, contact customer support with your laptop model and original battery part number before placing an order.
- Can I leave my laptop plugged in 24/7?Yes, the built-in TI chip prevents overcharging. Tip: To prevent long-term cell swelling, unplug and drain the battery to 40% twice a month.
- Why Is My Laptop Battery Not Charging?A: A laptop battery may not charge because of a faulty AC adapter, damaged charging port, loose connection, temperature protection, battery-health settings, or a worn-out battery. Confirm that you are using a compatible charger and inspect the cable and port for visible damage. Restart the laptop and review the manufacturer’s battery or charging settings. If the battery becomes unusually hot, swollen, or damaged, stop using it and seek professional assistance.
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Are BatteryMall Laptop Batteries Reliable?BatteryMall laptop batteries are designed with safety and reliability in mind. All batteries feature built-in IC protection against short-circuits, over-voltage, and overheating, helping protect the battery during normal use. They are also CE, FCC, and RoHS certified. For the best experience, choose a compatible laptop battery that matches your exact laptop model and original battery part number, and follow the installation and care instructions. BatteryMall also provides a 1-year warranty on KingSener batteries purchased from BatteryMall; see the Product Warranty page for details.