BMS NMC 20S 60A JBD (ZP20S007) (52sa)

BMS NMC 20S 60A JBD (ZP20S007) (52sa)

The JBD NMC 20S 60A BMS (model ZP20S007 / 52SA) is a high‑performance smart battery management system designed for ~74 V lithium‑ion (NMC) battery packs. Supporting 20 cells in series (20S), this BMS is ideal for medium‑to‑high power applications such as electric vehicles (e‑scooters, e‑bikes), solar energy storage systems, UPS/backup power systems, and custom lithium battery builds.

Equipped with advanced monitoring and safety circuitry, this BMS continuously tracks individual cell voltages, total pack current, and temperatures to ensure safe and stable operation. It provides multi‑layer protection against critical conditions such as overcharge, over‑discharge, overcurrent, short circuits, and thermal faults, protecting both the battery pack and connected equipment.

The unit also features built‑in passive cell balancing, which helps equalize voltages across cells during charging to enhance battery performance and extend service life. With a 60 A continuous current rating, this BMS supports heavier load demands typical of high‑speed electric vehicles and high‑capacity systems.

JBD smart BMS models generally support UART communication and often offer optional Bluetooth or CAN connectivity, enabling real‑time monitoring and configuration through mobile apps or PC software. Users can monitor cell voltages, total pack voltage, current, temperature, and estimated state of charge (SOC), and can adjust protection limits to suit their application.

Robustly built with high‑efficiency MOSFETs, low‑resistance pathways, and industrial‑grade PCB materials, this BMS ensures efficient heat management and reliable long‑term performance even under heavy duty cycling.

⚖️ Cell Balancing

• Balancing Type: Passive balancing
• Balance Current: ~40–80 mA per cell
• Balance Start Voltage: ~4.18 V

🛡️ Protection Features

• Overcharge Protection: ~4.20–4.25 V per cell
• Over‑discharge Protection: ~2.7–3.0 V per cell
• Overcurrent Protection: Charge & discharge
• Short‑Circuit Protection
• Temperature Protection: High & low cutoffs
• Cell voltage & total pack monitoring

🌡️ Temperature Specifications

• Charge Operating Temp: 0 °C to 45 °C
• Discharge Operating Temp: -20 °C to 60 °C
• Storage Temp Range: -20 °C to 70 °C

🔌 Smart Features

• UART Communication Interface (standard)
• Optional Bluetooth Connectivity (with module)
• Optional CAN Support (model dependent)
• Real‑time monitoring via app or PC
• SOC (State of Charge) Estimation
• Adjustable protection thresholds