Free Shipping & Tax-Free. Call or Text: 888-332-7989 for Expert Advice & Today's Best Price.

FREE SHIPPING • NO SALES TAX

Speak With An Energy Specialist:

+18883327989
support@energysystemscentral.com
Hot
New
In stock
Pre-order
Out stock

EPOCH 36V 50Ah (1.92kWh) Essential Series - Bluetooth & Heated LiFePO4 Battery

By: EPOCH BATTERIES SKU: 3650A-H IN STOCK
$699.00
LITHIUM POWER EVENT
SAVE 6% TODAY
LIMITED-TIME SAVINGS - OFFER ENDS APRIL 30.
Pricing secured before seasonal demand surge.
Auto-Deducted At Checkout
LOCK IN YOUR PRICE NOW.
FOUND A LOWER PRICE?

Let us know and we will beat it. Get the best deal online, Always.

Authorized Dealer
Full Manufacturer Warranty Included
Free Shipping, No Sales Tax
Free Shipping To The Lower 48
30 Day Return Window
Clear Policies. No Runaround.
Specialist Support Team
Pre And Post Purchase Assistance
ESTIMATED DELIVERY BETWEEN
Loading dates
Order within 00h 00m to get it by the earliest date.
Description Shipping & Easy Returns Why Buy From Us

This 36V 50Ah LiFePO4 deep cycle battery is designed for reliable energy storage across a range of applications, including off-grid systems, marine use, and backup power. The built-in internal heating system enables charging in sub-zero conditions, while Bluetooth connectivity allows monitoring through iOS and Android applications.

Engineered with a Smart Battery Management System (BMS), the battery provides protection against overcharging, over-discharging, overcurrent, short circuits, and extreme temperatures. Its IP54-rated enclosure offers resistance to dust and water exposure, supporting operation in demanding environments.

With a long cycle life and maintenance-free design, this battery is built for consistent performance over time.


Features

  • LiFePO4 chemistry for deep cycle applications
  • Internal heating system for low-temperature charging
  • Bluetooth connectivity compatible with iOS and Android apps
  • IP54-rated dust and water-resistant enclosure
  • Built-in Smart Battery Management System (BMS)
  • Overcharge and over-discharge protection
  • Overcurrent and short circuit protection
  • High and low temperature disconnects
  • 4000+ cycle life
  • Maintenance-free operation


Specifications

  • Cell Configuration: 12S
  • Chemistry: LiFePO4
  • Ah Capacity: 50Ah
  • Max Continuous Discharge Amps: 100A
  • Max Charge Current Amps: 120A (10 Seconds)
  • Max Discharge Peak Current Amps: 130A (10 Seconds)
  • Series | Parallel: Max (1) in Series | Max (4) in Parallel
  • Voltage: 36V
  • Max Charge Voltage: 43.8V
  • Operating Voltage Range: 30 - 43.8V
  • Charge Temp Range: -20°C (-4°F) / 55°C (131°F) (with heating)
  • Discharge Temp Range: -20°C (-4°F) / 60°C (140°F)
  • Storage Temp: 0°C (32°F) / 35°C (95°F) (Max 12 Months)
  • Weight: 35 (LBS)
  • Length: 13.0 (inches)
  • Width: 6.8 (inches)
  • Height: 9.44 (inches)
  • Bulk/Absorption: 14.2V – 14.6V
  • Absorption Time: Two batteries in parallel connections require 30 minutes 200Ah
  • Float: 13.4V – 13.8V
  • Equalization: 14.4V/ Disabled
  • Temperature Compensation: 0/Disabled
  • Charge Rate: 50% of the battery or battery bank capacity
  • Battery Charge Temperature Range: 32°F (0°C) to 131°F (55°C)
  • Battery Discharge Temperature Range: -4°F (-20°C) to 140°F (60°C)
  • Cell Charge Temperature: 32°F (0°C) to 131°F (55°C)
  • Cell Discharge Temperature: -4°F (-20°C) to 140°F (60°C)


Warranty

11 Year Manufacturer Warranty

Key Specs

  • Capacity: 50Ah
  • Battery Chemistry: LiFePO4
  • Nominal Voltage: 36V
  • Compatible Systems: Off-grid systems, Marine, Backup power systems

Free Shipping Across the United States.Read our full Shipping Policy here.

Market-Leading 30-Day Returns Process.Read more about our Returns Policy here.

Choosing the right retailer matters, especially for critical power and off-grid systems. Here’s what sets Energy Systems Central apart.

  • Free Shipping Nationwide: Transparent pricing with no hidden fees at checkout.
  • Best Price Assurance: If you find the same product offered for less, we’ll review and match it where applicable.
  • Easy 30-Day Returns: Clear, straightforward return policies designed for peace of mind.
  • Expert-Led Support: Speak directly with knowledgeable specialists who understand the products. Call us at 888-332-7989.

FREQUENTLY ASKED
QUESTIONS

Yes. We provide free standard shipping on all orders shipped within the United States. Shipping costs are included in the listed price with no hidden fees at checkout.

Most orders are processed within 1 to 2 business days. Delivery times typically range from 3 to 7 business days depending on your location, carrier scheduling, and product size.

We offer a 30 day return window for eligible products that are unused and in original condition. Our support team will guide you through the return or exchange process if needed.

Absolutely. Yes. Our knowledgeable product specialists are available by phone, live chat, or email to help you select the right equipment for your application.

Most products include a manufacturer warranty, typically starting at one year. Warranty terms vary by brand and model and are listed on each product page.

Yes. We are an authorized retailer and only sell brand new, genuine products sourced directly from manufacturers or their approved distributors.

EPOCH 36V 50Ah (1.92kWh) Essential Series - Bluetooth & Heated LiFePO4 Battery

EPOCH 36V 50Ah (1.92kWh) Essential Series - Bluetooth & Heated LiFePO4 Battery

$699.00