Dakota 36V 20A Fast Waterproof LiFePO4 Battery Charger


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SKU UF36V20A

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Sale price$305.00

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In stock (10 units), ready to be shipped

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The Dakota Lithium 36V 20A waterproof battery charger delivers fast, efficient charging for 36V LiFePO4 battery systems. This high-performance charger reduces charging time by up to 140% compared to standard 8A chargers while maintaining optimal battery health and longevity.

Engineered specifically for Dakota Lithium LiFePO4 batteries, this charger features IP67 waterproof rating, smart BMS communication, and robust aluminum construction designed for marine and outdoor applications where speed and reliability are essential.

Key Features

  • Fast Charging Performance: 20A output charges 60Ah battery in 3.5 hours
  • Waterproof Design: IP67 rated for harsh marine environments
  • Smart BMS Communication: Automatically wakes dormant battery protection systems
  • Optimized for LiFePO4: 43V output specifically designed for 36V lithium systems
  • Aluminum Construction: High tensile aluminum case for rapid heat dissipation
  • Anderson Connector: Secure, waterproof connection system included
  • LED Status Indicators: Red charging, green full charge indication
  • Temperature Compensation: Automatic charging adjustment for optimal battery life

Technical Specifications

Input Voltage 100-240V AC, 50/60Hz
Output Voltage 43V DC (for 36V battery systems)
Output Current 20 Amps maximum
Charging Profile Constant Current / Constant Voltage (CC/CV)
Waterproof Rating IP67 - Submersion resistant
Dimensions 13.86" x 5.71" x 2.83" (352 x 145 x 72 mm)
Weight 5.5 lbs (2.5 kg)
Operating Temperature -4°F to 140°F (-20°C to 60°C)
Cooling Convection cooled aluminum case
Connector Type Anderson SB50 with ring terminals
Status Indicators LED: Red (charging), Green (complete)
Safety Features Overvoltage, overcurrent, short circuit protection

Charging Performance

Charge Times for Common Battery Capacities

Battery Capacity Approximate Charge Time Advantage vs 8A Charger
36V 60Ah 3.5 hours 140% faster
36V 100Ah 5.5 hours 120% faster
36V 110Ah 6 hours 115% faster

Optimal Charging Recommendations

Standard Charging: 20A rate provides excellent balance between speed and battery longevity

Battery Lifespan: Charging at 0.3C or less maximizes cycle life (recommended for daily use)

Fast Charging: Up to 1C charging rate supported for emergency situations

Compatible Applications

Marine Systems

  • 36V trolling motor battery systems
  • Boat house battery charging
  • Marine electronics power systems
  • Commercial fishing vessel applications

Recreational Vehicles

  • Golf cart battery charging
  • RV auxiliary power systems
  • Off-grid solar battery banks
  • Emergency backup power systems

Industrial Applications

  • Electric vehicle charging stations
  • Material handling equipment
  • Backup power systems
  • Renewable energy storage

Installation and Setup

Connection Process

  1. Install Anderson connector ring terminals to battery terminals
  2. Connect red ring terminal to positive battery terminal
  3. Connect black ring terminal to negative battery terminal
  4. Secure connections with appropriate torque specification
  5. Position charger with LED indicators visible
  6. Connect Anderson plug when charging required

Important Installation Notes

  • Position charger where LED status lights are visible
  • Ensure adequate ventilation around aluminum case
  • Mount securely to prevent movement during operation
  • Verify Anderson connector is fully seated before operation

Smart Features

BMS Communication

The charger communicates directly with Dakota Lithium Battery Management Systems to optimize charging parameters and wake batteries from protective shutdown modes caused by overcurrent or short circuit conditions.

Automatic Charging Stages

  • Bulk Charging: Constant current delivery at 20A until 80% capacity
  • Absorption Phase: Constant voltage charging to reach full capacity
  • Float Maintenance: Reduced current to maintain full charge
  • Temperature Compensation: Automatic voltage adjustment based on ambient temperature

Safety and Protection

Built-In Safety Systems

  • Overvoltage protection prevents battery damage
  • Overcurrent protection limits maximum amperage
  • Short circuit protection with automatic shutdown
  • Reverse polarity protection
  • Thermal protection with automatic current reduction

Environmental Protection

  • IP67 waterproof rating for marine environments
  • Corrosion-resistant aluminum construction
  • UV-resistant housing materials
  • Salt spray tested for marine applications

Compatibility Information

Recommended Battery Types

  • Dakota Lithium 36V 60Ah LiFePO4 batteries
  • Dakota Lithium 36V 100Ah LiFePO4 batteries
  • Dakota Lithium 36V 110Ah LiFePO4 batteries
  • Other 36V LiFePO4 battery systems

Not Compatible With

  • Lead acid batteries (too powerful - may cause damage)
  • AGM batteries (incorrect charging profile)
  • Gel cell batteries (voltage incompatibility)
  • 12V or 24V battery systems

Operation Instructions

Charging Process

  1. Verify battery voltage compatibility (36V systems only)
  2. Connect Anderson plug to pre-installed battery connector
  3. Plug charger into AC power source
  4. Verify red LED illuminates indicating charging mode
  5. Monitor charging progress via LED indicator
  6. Disconnect when green LED indicates full charge

LED Indicator Guide

  • Red LED: Active charging in progress
  • Green LED: Battery fully charged, charger in maintenance mode
  • No LED: Check connections and power supply

What's Included

  • Dakota Lithium 36V 20A waterproof charger
  • Anderson SB50 connector assembly
  • Ring terminal hardware set
  • AC power cord
  • Installation and operation manual
  • Safety instructions and warnings

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Why buy Dakota Lithium?

Designed for durability and inspired by North Dakota's rugged conditions. These batteries offer enhanced power and a lighter weight, with a lifespan of up to 6,000–10,000 cycles and an 11-year warranty, backed by lifetime support. For detailed specifications, please check each product page. Shop Dakota Lithium Batteries through our store. View all Dakota Lithium Batteries

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