JBD BMS NMC 20S 50AMP Hardware (TP20S001)
Product Data Sheet (ZP20S007)
Product Data Sheet (TP20S001)
The JBD ZP20S007 V1.6 is a premium-grade Battery Management System (BMS) designed for 20S (20-series) Li-ion/NMC 3.7V battery packs, providing a nominal voltage of 74V and a maximum charge voltage of 84V. Capable of supporting 50A continuous current, this BMS is engineered for high-capacity battery applications like solar storage, BESDs, and electric mobility solutions.
Technical Specifications
| Parameter | Specification |
| Battery Chemistry | Li-ion / NMC (3.7V nominal per cell) |
| Series Support | 20S (74V nominal / 84V max) |
| Rated Current | 50A Continuous Charge & Discharge |
| Port Type | Common Port (Charge and Discharge shared) |
| Balancing Method | Passive Cell Balancing |
| Balancing Current | ~60mA |
| Overcharge Cutoff | ~4.25V per cell |
| Overdischarge Cutoff | ~2.8V per cell |
| Static Current Draw | ≤60μA |
| Internal Resistance | ≤15mΩ |
| Operating Temperature | -20°C to +75°C |
Key Features
Intelligent Protection Circuitry
This BMS includes a robust set of safety features to protect your 20S battery pack in all operating conditions:
- Overcharge Protection
- Overdischarge Protection
- Overcurrent and Short Circuit Cutoff
- Thermal Shutdown and Auto Recovery
- Pre-charge and Soft Start Support
These features ensure the safety and longevity of your battery investment.
Passive Balancing Technology
- Ensures all 20 cells maintain voltage uniformity
- Prevents imbalance issues during charging cycles
- Enhances overall battery efficiency and cycle life
Simplified Installation
- Comes with pre-attached black (B-) and blue (P-) high-current wires
- Common port design reduces wiring complexity
- Sturdy aluminum casing provides physical protection and efficient thermal management
Ideal Applications
This BMS is ideal for a wide range of energy applications, including:
- Solar Off-Grid Battery Storage Systems
- Battery Energy Storage Devices (BESD)
- Electric Scooters, Bikes, and Trikes
- Home Backup Systems with Inverter Integration
- Portable DC Energy Banks and Custom Lithium Projects
- High-Capacity DIY Lithium Power Packs
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