12.8V 12Ah LiFePO4 Solar Street Light Battery | 4S2P Lithium Battery with 20A BMS | Freak Engineer

12.8V 12Ah LiFePO4 Solar Street Light Battery with 20A BMS

The Freak Engineer 12.8V 12Ah LiFePO4 Solar Street Light Battery is a premium rechargeable lithium iron phosphate battery designed for solar street lighting, CCTV backup systems, portable power, robotics, automation, electric sprayers, and DIY battery-powered applications.

Built using a 4S2P LiFePO4 cell configuration, this battery delivers 12.8V nominal voltage, 12Ah capacity, and 153.6Wh of energy, ensuring reliable power with excellent efficiency. The integrated 20A Battery Management System (BMS) provides protection against overcharging, over-discharging, short circuits, over-current, and cell imbalance for maximum safety and long service life.

Unlike traditional lead-acid batteries, LiFePO4 batteries are lighter, charge faster, last significantly longer, and maintain a stable voltage throughout discharge. With a cycle life of over 2000 charge-discharge cycles, this battery is an ideal replacement for sealed lead-acid batteries used in solar lighting systems.

Whether you're installing a solar street light, building an off-grid solar system, or powering CCTV cameras, this battery offers dependable, maintenance-free performance.

Key Features

• 12.8V Nominal Voltage
• 12Ah Capacity
• 153.6Wh Energy Output
• Premium LiFePO4 Cells
• 4S2P Cell Configuration
• Built-in 20A Smart BMS
• 2000+ Charge Cycles
• Fast Charging Support
• Lightweight Design
• Stable Voltage Output
• Maintenance-Free
• Eco-Friendly Lithium Iron Phosphate Chemistry
• Excellent Replacement for Lead-Acid Batteries

Ideal Applications

• Solar Street Lights
• Solar Garden Lights
• Solar Home Lighting Systems
• CCTV Backup Power
• Solar Power Storage
• Portable Power Stations
• Robotics Projects
• Electric Sprayers
• Fish Finders
• LED Lighting Systems
• Medical Equipment
• Industrial Backup Systems
• DIY Lithium Battery Projects

Specifications

SpecificationDetailsBrandFreak EngineerBattery ChemistryLiFePO4Configuration4S2PNominal Voltage12.8VRated Capacity12AhEnergy153.6WhCharging Voltage14.6VBuilt-in BMS20ACycle Life2000+ CyclesRechargeableYesProtectionOver-charge, Over-discharge, Over-current, Short Circuit, Cell Balancing

Why Choose a LiFePO4 Battery for Solar Street Lights?

Compared to conventional lead-acid batteries, the Freak Engineer LiFePO4 battery offers:

• 4–6× longer service life
• Faster charging
• Higher efficiency
• Stable voltage output
• Lightweight construction
• Zero maintenance
• Better performance in outdoor environments
• Enhanced safety with built-in BMS

These advantages make it an excellent choice for solar LED street lights, where reliability and long-term performance are essential.

Package Includes

• 1 × Freak Engineer 12.8V 12Ah LiFePO4 Battery with 20A BMS