Power Solutions Australia

Powermate 12V 640Ah LiFeP04 Lithium battery with built in Bluetooth monitoring & internal auto heating

Regular price $3,690.00 AUD Sale price $3,690.00 AUD
Description
High capacity lithium storage built for serious marine and off grid applications.
The Powermate 12V 640Ah LiFePO4 battery is a premium energy solution designed for motor yachts, caravans, camper trailers, motorhomes, boats and large off grid systems. With a massive 8192Wh of usable energy, integrated Bluetooth monitoring and internal automatic heating, this battery delivers reliable performance in both hot and cold climates.
Built using Grade A EVE MB31 cells, it is engineered for longevity, safety and high current performance.

Built for Cold Climate & Heavy Duty Use

The integrated internal auto heating system allows safer and more controlled charging in cold conditions, enabling operation from -20°C to 60°C.
Combined with a full internal smart BMS, the battery provides advanced protection against:
  • Over current
  • Over discharge
  • Temperature extremes
  • System faults
This ensures stable, long term performance even in demanding environments.

Massive Storage & Long Cycle Life

  • 640Ah nominal capacity
  • 8192Wh total energy
  • 8000 cycles at 80% depth of discharge
  • Maximum discharge 250A
  • Peak current 400A for 1–2 seconds
  • Maximum charge current 100A
This makes it suitable for large inverter systems, air conditioning, marine systems and high draw off grid loads.

Expandable & Configurable

The Powermate 640Ah battery supports flexible system design:
  • Connect in series up to 48V
  • Connect in parallel up to 10 units
This allows you to build high capacity battery banks tailored to your energy requirements.

Smart Monitoring via Bluetooth

Built in Bluetooth monitoring allows you to track:
  • Battery voltage
  • State of charge
  • Temperature
  • Current flow
  • System status
All accessible from your smartphone for convenient system management.

Specs at a Glance

 

Spec

 

 

Detail

 

 

Nominal Capacity

 

 

640Ah

 

 

Energy

 

 

8192Wh

 

 

Cell Type

 

 

Grade A EVE MB31

 

 

Battery Chemistry

 

 

Lithium Iron Phosphate (LiFePO4)

 

 

Cycle Life

 

 

8000 cycles @ 80% DOD

 

 

Nominal Voltage

 

 

12.8V

 

 

Maximum Discharge

 

 

250A

 

 

Peak Current

 

 

400A (1–2 seconds)

 

 

Maximum Charge

 

 

100A

 

 

Discharge Cut Off Voltage

 

 

10V – 12V

 

 

Discharge Temp Range

 

 

-20°C to 60°C

 

 

Charge Temp Range

 

 

-20°C to 60°C (heater enabled)

 

 

Dimensions

 

 

640 × 245 × 220mm (L × W × H)

 

 

Weight

 

 

50kg

 

 

Connectivity

 

 

Bluetooth monitoring

 

 

Expandability

 

 

Series to 48V, parallel up to 10 units

 

 

Price

 

 

$3,690 AUD

 

 

 

Important Shipping Information

Due to the size and 50kg weight of this battery, please contact us prior to ordering to discuss shipping options and costs.

Why Choose the Powermate 640Ah?

If you need high capacity lithium storage with advanced protection, cold climate charging capability and smart monitoring, the Powermate 12V 640Ah delivers commercial grade performance for marine and off grid energy systems.
In stock

Australia-wide Delivery

We ship across the country — from metro areas to regional and remote locations.

Personalized Support

You’re welcome to call us directly for advice or assistance, or send us an email if you prefer.

100% Free Shipping

Free shipping Australia-wide
for orders over $50 excluding some heavy items.

18+ Years in Business

Electrical engineer by trade, powered by experience, trusted for mobile power solutions.

Nominal Capacity: 640Ah
Energy: 8192Wh
Cell Type: Grade A EVE MB31
Cell Chemistry: Lithium Ion Phosphate 
Cycle Life: 8000 cycles @ 80% DOD
Maximum Discharge: 250A
Peak Current: 400A (1 - 2 seconds)
Maximum Charge: 100A
Nominal Voltage: 12.8V
Discharge Cut Off Voltage: 10V - 12V

Discharge Temperature Range: -20c to 60c
Charge Temperature Range: -20c to 60c (Heater enabled)
Dimensions: 64(L0mm ) x 245mm (W) x 220mm (H)
Weight: 50 kgs
Full internal smart BMS for complete temperature protection, over current protection and over discharge protectionBatteries can be connected in series, up to 48VBatteries can be connected in parallel, up to 10 piecesDue to the weight and size of this battery, please contact us prior to ordering to discuss shipping costs

Q) Do you deliver Australia wide?

A)Yes, we do. We don't charge extra for postage/freight for most of our products. Freight is not included on our bigger off-grid power stations. If your delivery address requires using more than one freight company's or you live in an isolated area or an area where freight prices are higher than normal, you may be requested to cover the extra cost involved. This will be discussed at time of ordering.

Q) Do you have a shop front?

A)No, we don't. We display and demonstrate our products at Tiny Home Expos, industry, music, camping, lifestyle expos/events etc. around Australia. Many of our sales are through recommendations and word of mouth.

Q) Can I phone you, or do I have to send an email?

A)Calling & speaking to us is preferred, however you are welcome to send an email.

Q) If I have a question about using my product, where can I get help?

A)If reading the user guide doesn't answer your question, please feel free to call us or send an email if you prefer. We want you to be able to use the product with ease and to its full potential.

Q) Who covers cost of freight if my product needs to be returned for repairs, if covered by warranty?

A)Freight to us for possible warranty repairs is covered by the customer. We cover freight back to nominated address, under our usual freight inclusions. If the issue is not covered under warranty (misuse, tampered with, incorrect storage, user error etc) freight will be at customers expense.

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