Marine & Boat BMS
Power your marine adventures with Ayaa Solar Generators.
View More >AYAA, a top China-based manufacturer, provides high-quality 3.2V BMS and LiFePO4 battery management systems. We offer customized solutions, wholesale options, and reliable factory supply for diverse applications.
BMS/PCM with Communications
AYAA, a top China-based manufacturer, provides high-quality 3.2V BMS and LiFePO4 battery management systems. We offer customized solutions, wholesale options, and reliable factory supply for diverse applications.
No. | Test Item (Test at normal temperature 25±2°C and relative humidity ≤90%) | Criterion |
---|---|---|
1 | Communication Interface | RS485 & CANBUS |
2 | Voltage | DC: 41.4V–50.4V (3.45V–4.2V/Cell) 12s |
Balance Mode | Active battery balance | |
Balance on Condition | Reach the user-defined activation voltage and differential voltage. Detection voltage of single string 2-5V, and equalizing activation differential voltage (Adjacent strings): ≥220mV (factory default) | |
3 | Supply Current | |
Normal operating-mode current (Gas Gauge IC) | ≤10mA (average) | |
SLEEP operating-mode current (Gas Gauge IC) | ≤150µA (average) | |
Maximal continuous charging current | 20A–80A | |
Maximal continuous discharging current | 20A–80A | |
4 | Overcharge Protection (single cell) | |
Overcharge detection voltage | 3.6–4.35V | |
Overcharge detection delay time | 0.5s–2s | |
Overcharge release voltage | 3.4–4.15V | |
5 | Over Discharge Protection (single cell) | |
Over discharge detection voltage | 2.0–3.0V | |
Over discharge detection delay time | 150ms–300ms | |
Over discharge release voltage | 2.3–3.2V | |
6 | Overcurrent Protection (Battery pack) | |
Overcharge current protection | 30A–90A | |
Detection delay time | 1s | |
Overcurrent detection current 1 | 60A–240A | |
Detection delay time | 2–5s | |
Overcurrent detection current 2 | 120A–480A | |
Detection delay time | 50ms–300ms | |
Release condition | Cut load, Auto Recovery | |
7 | Short Protection | |
Detection condition | Exterior short circuit | |
Detection delay time | 200ms–800ms | |
Release condition | Cut load, Auto Recovery | |
8 | Resistance | Protection circuitry (MOSFET) ≤50mΩ |
9 | Temperature | |
Operating Temperature Range | -40°C ~ +85°C | |
Storage Temperature Range | -40°C ~ +125°C | |
Size | L: 188mm * W: 110mm * T: 20mm | |
NTC: 10K NTC*3pcs | Temperature switch: / Weak current switch: YES, Activation Method: / |