Ecompass LLP

LiFePO4 BMS Lithium Iron Phosphate Battery Management Board for LiFePO4 3.2V Cells Battery

The Daly H-Series LiFePO4 BMS (Battery Management System) is a high-quality protection and balancing board designed specifically for Lithium Iron Phosphate (LiFePO4 / LFP) battery packs. Featuring a common port design, this BMS ensures safe charging and discharging while maintaining optimal cell balance for long battery life.

Equipped with comprehensive protection features such as overcharge, over-discharge, overcurrent, and short-circuit protection, the Daly H-Series BMS is widely trusted in DIY battery packs, solar energy systems, electric vehicles, power tools, and backup power applications.

Multiple voltage and current variants are available to support a wide range of LiFePO4 battery configurations.

Key Features

• Designed specifically for LiFePO4 (LFP) batteries

• Common port design for simplified wiring

• Overcharge and over-discharge protection

• Overcurrent and short-circuit protection

• Built-in cell balancing for extended battery life

• High-quality PCB for durability and thermal stability

• Compact and lightweight design

• Easy installation with balance leads

Technical Specifications Applications

• DIY LiFePO4 battery packs

• Solar energy storage systems

• Electric vehicles and e-bikes

• Power tools and portable equipment

• Backup power and UPS systems

• Robotics and automation projects

• Energy storage solutions

Precautions

• Use only with LiFePO4 battery cells

• Ensure correct cell count selection before installation

• Do not exceed rated current limits

• Ensure proper insulation and wiring

• Install in a well-ventilated area

• Disconnect power before servicing

GXJA0707 - 6Port  GABA0026 - 4Port Charging Modules

Product Information:

• High Efficiency & Precision: Ensures reliable performance with a maximum output power of 65W/100W.
• Versatile Ports: Includes 2 Type-C ports and 2 Type-A ports supporting multiple fast-charging protocols.
• Wide Compatibility: Supports various input and output voltages and fast-charging standards, including PPS, PD3.0, QC3.0, AFC, and more.
• Portable Design: Compact size (72x27x6mm) makes it easy to integrate into various setups.
• Digital Display: Real-time power display for convenience.

Technical Specifications:

• Battery Type: Lithium polymer
• Output Power: 65W/100W (Type-C2 supports up to 60W)
• Ports: Type-C1, Type-C2 (fast charging input/output), Type-A1, Type-A2 (fast charging output)
• Input Support: 5V/9V/12V/15V/20V
• PPS Output: 3.3V-21V/3A
• PD3.0 Output: 5V3A/9V3A/12V3A/15V3A/20V5A
• QC2.0/3.0 Output: Various voltages and currents
• AFC/FCP/VOOC/SCP Support: Different output settings as specifiedKey Features

• Wide Fast-Charging Protocol Support
  Fully compatible with PD3.1, PPS, QC2.0/QC3.0, UFCS, AFC, FCP, SCP, VOOC, and more—charge most smartphones, tablets, and laptops effortlessly.
• PD Two-Way Fast Charging
  Supports bidirectional PD fast charging, enabling both ultra-fast output and rapid self-charging of the battery.
• MPPT Solar Charging Support
  Built-in MPPT function allows direct connection to solar panels for efficient renewable charging.
• Intelligent Voltage Boosting
  Automatic PWM & PSM mode switching ensures efficient voltage boosting without damaging connected devices.
• Multiple Protection Mechanisms
  Integrated over-current, over-voltage, short-circuit, and over-temperature protection for safe and stable operation.
• Ultra-Low Ripple Output
  Large solid capacitors provide clean power output with Type-C ripple as low as 6–9mV, protecting sensitive electronics.
• DIY-Friendly Design
  Clear silkscreen labeling and circuit layout make it easy to assemble, debug, and customize your own power bank projects.Technical Specifications

• Parameter    Specification
• USB Ports    4 (Type-C1, Type-C2, Type-A1, Type-A2)
• Input Ports    Type-C1, Type-C2
• Input Protocols    PD3.1, AFC, FCP, SCP
• Output Protocols (Type-C)    PPS, PD3.1, UFCS, QC3.0/QC2.0, AFC, FCP, SCP, SFCP
• Output Protocols (Type-A)    UFCS, QC3.0/QC2.0, AFC, FCP, SCP, SFCP
• PD / PPS Power    3.3–21V @ 5A
• Maximum Input Power    100W
• Maximum Output Power    60W
• QC2.0 Output    5V/3A, 9V/3A, 12V/2.8A, 20V/1.5A
• QC3.0 Output    3.6–20V (200mV steps)
• SCP Support    Up to 10V @ 4A
• Solar Charging    MPPT Supported
• Battery Support    2S–5S (6S–7S requires external BMS)

_______________________________________________________________________________________________
Notes:

1. Use a wire that can handle 10A current; 16AWG is recommended.
2. Compatible with 2-5 battery strings; ensure batteries have their own protection board.
3. Avoid using alligator clips for testing; use proper thick wires.
4. Suitable batteries include 18650, polymer, ternary lithium, with a capacity up to 25,000mAh; excludes dry, nickel-metal hydride, and lead-acid batteries.
5. Battery capacity must be preset.

This power bank module provides high-performance power delivery and is perfect for both personal and professional use.

BMS 10S 20A 6MOS Series for Lithium-ion Battery Pack

Note: This product comes in two sizes. We ship it randomly as per available stock.

10S 20A 6 MOS BMS or battery management system. This BMS module is for Charge lithium-ion batteries. A battery management system is an electronic system that protects a rechargeable battery (cell or battery pack) from running outside its safe operating area, monitors its state, calculates secondary data, reports that data, control its surroundings, authenticates it, and/or balances it. The 10S 20A 6MOS Module comes with wires. The vital purpose that this BMS serves is overcharge protection, over-discharge protection, overcurrent protection, and short-circuit protection.

Feature: 

• Overcharge protection, over-discharge protection, overcurrent protection, and short-circuit protection.
• This BMS can charge 10 cells at a time.
• Very little weight and small size form factor make it easily fits into any application area.

Specification

TPA3116D2 200W 2.1 Channel Class D Audio Amplifier Board

The TPA3116D2 Dual IC 200W Class D Amplifier Board is a high-efficiency 2.1 channel audio amplifier designed for powerful, clean, and low-distortion sound output. Built around the trusted TPA3116D2 Class D amplifier chipset, this board delivers 100W x 2 stereo output along with a dedicated 200W subwoofer channel, making it ideal for advanced DIY audio systems.

Operating on a wide DC 12V to 24V input range, the amplifier is flexible enough for use with battery packs, SMPS power supplies, or custom power solutions. Its compact 90mm x 60mm design allows easy integration into speaker cabinets, home theater systems, computer speakers, and portable audio builds.

With built-in thermal, overload, and short-circuit protection, the board ensures long-term reliability and safe operation. The low EMI and minimal harmonic distortion guarantee clean, crisp audio with powerful bass, making it a perfect choice for audiophiles, hobbyists, and professionals alike.

Key Features:

• High-efficiency Class D amplifier using TPA3116D2 IC

• 2.1 channel configuration with dedicated subwoofer output

• Stereo output: 100W x 2 channels

• Subwoofer output: up to 200W

• Wide DC input voltage support from 12V to 24V

• Compact PCB design for easy integration

• Low harmonic distortion for clear and crisp audio

• Low noise and minimal EMI interference

• Built-in overload, short-circuit, and thermal protection

• Ideal for DIY, home audio, and portable speaker projects

Technical Specifications: Applications:

• DIY 2.1 speaker systems

• Home theater amplifier projects

• Subwoofer amplifier builds

• Computer speaker systems

• Bluetooth speaker amplifier integration

• Outdoor and portable audio systems

• Custom audio electronics projects

Precautions:

• Use a suitable power supply with adequate current rating

• Ensure proper ventilation for heat dissipation

• Avoid short circuits on speaker terminals

• Use recommended speaker impedance for best performance

• Do not exceed the specified voltage range

VIRE-2C300-V1.2 2x300W TPA 3255 Amplifier Chip

The TPA3255 300W + 300W Dual-Channel High Power Amplifier Board is a high-efficiency Class-D audio amplifier module designed for demanding DIY audio, home audio, and PA system applications. Based on the Texas Instruments TPA3255 chipset, this board delivers powerful stereo output with excellent sound clarity, low distortion, and low noise performance.

With its dual-channel configuration, the amplifier is capable of driving high-power speakers while maintaining efficiency and thermal stability. It is well-suited for users building high-performance stereo amplifiers, active speaker systems, or custom audio setups requiring strong output and clean sound reproduction.

Key Features

• Dual-channel Class-D amplifier design

• Up to 300W + 300W output power (depending on power supply and load)

• Low noise and low distortion audio performance

• High efficiency suitable for high-power applications

• Based on TI TPA3255 amplifier IC

• Supports high-current speaker loads

• Compact PCB design for DIY integration

• Suitable for stereo or bridged configurations (design dependent)

Applications

• DIY high-power stereo amplifiers

• Home audio systems

• PA and sound reinforcement systems

• Active speaker builds

• Subwoofer and full-range speaker projects

• Audio experimentation and prototyping

Specifications Notes for Users

This amplifier board is intended for DIY and advanced audio projects. Actual output power depends on power supply voltage, current capability, speaker impedance, and cooling. Proper heatsinking, ventilation, and a suitable power supply are required for safe and optimal operation.