BMS LFP 4S 40A SAME PORT TDT (92s7)
- Battery Type: LiFePO4 (LFP)
- Configuration: 4S (4 cells in series)
- Nominal Voltage: 12.8V
- Max Charging Voltage: 14.4V – 14.6V
- Continuous Current: 40A
- Peak Current: Higher short-duration support
- Port Type: Same Port (Charge & Discharge combined)
- Overcharge Detection: ~3.6V per cell
- Over-discharge Detection: ~2.0–2.5V per cell
- Balancing: Passive balancing
- Operating Temperature: Wide range
Original price was: ₹899.00.₹526.00Current price is: ₹526.00.
(Save ₹373.00)Description
BMS LFP 4S 40A SAME PORT TDT (92s7)
BMS LFP 4S 40A Same Port (TDT) (92S7) is a high-power battery management system designed for 4S LiFePO4 battery packs. With 40A current capacity and same port charging/discharging, it ensures safe, efficient, and reliable performance for EV, solar, and backup applications.
BMS LFP 4S 40A Same Port (TDT) (92S7) is a heavy-duty battery management system (BMS) built for 4S (4-series) LiFePO4 battery packs, supporting a 12.8V nominal system. Designed for high-current applications up to 40A, this BMS is ideal for electric vehicles, solar energy storage, and high-load backup systems.
This model features a same port design, meaning charging and discharging are handled through a single port. This simplifies wiring and makes installation easier, especially in compact battery pack setups.
Equipped with advanced safety mechanisms, the BMS protects your battery from overcharge, over-discharge, overcurrent, and short circuits. It also includes cell balancing, ensuring uniform voltage across all cells, improving efficiency and extending battery life.
🔑 Key Features
🔋 4S LiFePO4 Compatibility – Suitable for 12.8V battery packs
⚡ 40A High Current Capacity – Ideal for heavy-load applications
🔌 Same Port Design – Single port for charge & discharge (easy wiring)
🛡️ Full Protection System
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- Overcharge protection
- Over-discharge protection
- Overcurrent protection
- Short circuit protection
🔄 Cell Balancing Function – Extends battery lifespan
🌡️ Stable Thermal Performance – Reliable under high load
🧩 Compact & Durable Build – Easy integration
More Info
🔌 Applications
- 🚲 Electric bikes & high-power scooters
- 🛺 E-rickshaw battery systems
- ☀️ Solar energy storage systems
- 🏠 Home inverter & backup systems
- 🔋 High-capacity DIY battery packs
- ⚙️ Industrial and automation projects
💡 Why Choose This BMS?
- Supports high current (40A) for demanding use
- Same port design simplifies installation
- Enhances battery safety and longevity
- Ideal for EV, solar, and backup systems
📦 Package Includes
- 1 × BMS LFP 4S 40A Same Port (TDT) (92S7)









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