JBD BMS NMC 17S 60A HP24SA

JBD BMS NMC 17S 60AMP Hardware (HP24SA)

Product Data Sheet (HP24SA)

The JBD HP24SA V2.2 is a high-performance, hardware-level Battery Management System (BMS) specifically engineered for 17S (62.9V nominal) lithium-ion (NMC 3.7V) battery packs. With a robust 60A continuous discharge/charge capacity, this BMS is perfect for demanding applications such as off-grid solar setups, Battery Energy Storage Devices (BESD), electric bikes, and industrial power packs.

Technical Specifications

Feature	Details
Battery Type	Li-ion / NMC (3.7V nominal per cell)
Series Configuration	17S (62.9V nominal / 71.4V max)
Continuous Current	60A Charge/Discharge
Port Type	Common Port (shared for charging/discharging)
Balancing Method	Passive Cell Balancing
Balancing Current	~60mA
Overcharge Cutoff	~4.25V/cell
Overdischarge Cutoff	~2.8V/cell
Quiescent Current	≤80μA
Internal Resistance	≤10-15mΩ
Operating Temperature	-20°C to +75°C

Key Features

Multi-Layered Battery Protection

The HP24SA includes a comprehensive protection suite for safe and optimal battery operation:

• •Overcharge Protection
• •Overdischarge Protection
• •Overcurrent & Short Circuit Protection
• •Overtemperature Shutdown
• •Pre-Charge & Soft Start Control

This combination of safety features ensures stability, performance, and longevity even under demanding electrical loads.

Passive Balancing System

• •Built-in same-port passive balancing keeps all 17 cells voltage-matched during charge cycles
• •Reduces risk of overcharging and extends usable capacity
• •Supports maintenance-free battery operation over long cycles

Robust Design

• •Thick copper bus bars on PCB for high current conduction
• •Aluminum backplate for thermal dissipation
• •Standard balance connector (B- to B17) for streamlined integration
• •Built-in test points and clear layout for easy diagnosis and repairs

Applications

Perfectly suited for a wide variety of medium to high-power lithium battery setups, including:

• •Solar Power Systems (ESS)
• •Battery Energy Storage Devices (BESD)
• •Electric Scooters, E-Bikes, Golf Carts
• •Mobile Power Units & Portable Stations
• •Home Backup Batteries with Inverter Integration
• •Custom DIY 17S Battery Projects