Futaba BR-4000 Battery Checker
Futaba BR-4000 Battery Checker
The Futaba BR-4000 Battery Checker measures voltage, capacity, and balancer views with high accuracy. It supports LiHV, LiPo, LiFe, LiIon, NiMH, and NiCd batteries from 1 to 8 cells. The device features an XT60 input and XH balance port, with USB charging support for QC 2.0/3.0 and BC 1.2. Compact at 80 x 55 x 19mm and weighing just 59 grams, it is ideal for hobbyists and professionals.
Key Features
| Brand | Futaba |
| Model | BR-4000 |
| Product Type | Battery Checker |
| Input Voltage (XT60 Connector) | 5.0 - 15V DC |
| Input Voltage (XH Balance Port (1S)) | Max 15V DC |
| Input Voltage (XH Balance Port (2-8S)) | Max 4.8V / Cell |
| Voltage | +/-0.005V @ 4.2V |
| Voltage Measurement Accuracy | <0.005V |
| Supports USB Charging | QC 2.0/3.0, BC 1.2, Maximum output 12V /2A |
| Compatible Batteries | LiHV(1-8S)/LiPo (1-8S)/LiFe(1-8S), LiIon(1-8S)/NiMH/Cd(3-10S) |
| Size | 80 x 55 x 19mm |
| Weight | 59 Grams |
How to use
Connect the battery to the XT60 connector or XH balance port. The device will automatically display voltage, capacity, and balancer status. Use the USB port for charging if needed.
Frequently asked questions
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