Guangdong Yijia Technology Co., Ltd.
| Number of LFP Series | 4S |
| Continuous Discharge | 50A-300A |
| Overcharge Release Voltage | 3.60V |
| Over-discharge Protection Voltage | 2.0V |
| Overcurrent Protection (Adjustable) | 100-600A |
| Application | Electric Bicycles/Scooters |
| Balancing Current | 0~2A |
| Max Discharge(Adjustable) | 100A-350A |
| Overcharge Protection Voltage | 3.8V |
| Over-discharge Release Voltage | 3.700V |
| Balancing Method | Active Balancing |
| Brand Name | ENJBMS |
| Place of Origin | Guangdong, China |
| Model Number | ENJBMS2A4S300A |
View Detail Information
Explore similar products
48V 60V 1.5A Lithium Battery Balancer 3S - 16S For Lifepo4 Li Ion 18650 Cells
24V 8S Battery Balancer For LiFePO4 Li Polymer Li Ion LTO 18650 DIY Battery
EJAB-JK-B1A24S 1A Active Battery Balancer 12S - 24S Aluminum Bluetooth Battery
6S LTO Battery Balancer 1A 3.5A 5.5A Active Equalizer For 14.4V Yinlong 66160
Product Specification
| Number of LFP Series | 4S | Continuous Discharge | 50A-300A |
| Overcharge Release Voltage | 3.60V | Over-discharge Protection Voltage | 2.0V |
| Overcurrent Protection (Adjustable) | 100-600A | Application | Electric Bicycles/Scooters |
| Balancing Current | 0~2A | Max Discharge(Adjustable) | 100A-350A |
| Overcharge Protection Voltage | 3.8V | Over-discharge Release Voltage | 3.700V |
| Balancing Method | Active Balancing | Brand Name | ENJBMS |
| Place of Origin | Guangdong, China | Model Number | ENJBMS2A4S300A |
| High Light | BMS Active Balancer Bluetooth ，BMS Active Balancer 300A ，4S BMS Active Balancer | ||
This BMS is specifically designed for sodium-ion batteries, with customized voltage protection parameters that match the electrochemical characteristics of Na-ion cells.
|
Basic Configuration |
|
|---|---|
|
Function |
Configuration |
|
Number of strings supported |
4S |
|
Continuous current |
50A-300A |
|
Number of NTCs |
2 built in, 4 external |
|
Balance Function |
Active balancer 1A-3A |
|
UART (non isolated) |
Standard |
|
Switch function |
Optional (With/ Without) |
|
Charging current limit |
Optional (With/ Without) |
|
Battery packs in parallel |
Yes |
|
History record |
Optional (With/ Without) |
|
LCD display |
Optional (With/ Without) |
|
Bluetooth |
Optional (With/ Without) |
|
Heating function |
Optional (With/ Without) |
|
CAN communication |
Optional (With/ Without) |
| RS485 communication | Optional (With/ Without) |
|
Electrical parameters |
|||
|---|---|---|---|
|
Item |
Symbol |
Content |
Criterion |
| Over charge Protection | VCU1 | Over charge detection voltage | 4.0+0.025V (settablel) |
| tCU1 | Over charge 1st detection delay time | 1+0.5S (settable) | |
| VCL1 | Over charge 1st release voltage | 3.70+0.05V (settable) | |
| Over discharge protection | VDL | Over discharge detection voltage | 2.0+0.08V (settable) |
| tDL | Over discharge detection delay time | 1+0.5S (settable) | |
| VDU | Over discharge release woltage | 3.70+0.1V (settablel | |
| Continue current | ICHG | Continue charge current | 50A-100A (settable) |
| IDIS | Continue discharge current | 50A-300A (settable | |
| Over current protection | OCIOV1 | Charge overcurrent detection current 1 | 300A (settable) |
| ODIOV1 | Discharge overcurrent detection current 1 | 1000A (settable) | |
| Short current protection | ISHORT | Short circuit detection current | Yes |
| tSHORT | Short circuit delay time | 500US | |
| Over Short current release | / | Over current & short current release | Load disconnection |
| Balance function | VBAL | Balance detection voltage | 3.0v (settable) |
| Balance release current | 2000mA | ||
| Temperature protection | NTC | NTC discharge temperature protection | 40-85 (settable) |
| Internal resistance | RCHG | Resistance in charge | <50mohm |
| RDIS | Resistance in discharge | <50mohm | |
| Current consumption | ISTB | Current consume in normal operation | <2250uA |
Company Details
Business Type:
Manufacturer
Year Established:
1998
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Established in March 1998, E&J focuses on toys, automotive lighting, new energy, lithium batteries and smart BMS systems. As one of the world’s earliest manufacturers of rechargeable batteries, we produce Ni-Cd, Ni-MH, Li-ion, LiPo and LiFePO4 batteries, alongside consumer green energy pr... Established in March 1998, E&J focuses on toys, automotive lighting, new energy, lithium batteries and smart BMS systems. As one of the world’s earliest manufacturers of rechargeable batteries, we produce Ni-Cd, Ni-MH, Li-ion, LiPo and LiFePO4 batteries, alongside consumer green energy pr...
Get in touch with us
Leave a Message, we will call you back quickly!