



Razorback 50Ah LiFePO4 Lithium Battery – Compact 12.8V 640Wh Deep Cycle
$299.00
Razorback 50Ah 12V Lithium Battery – lightweight, maintenance-free deep-cycle power ideal for 4WD, caravan, marine, solar, and backup applications.
for orders over $100 • some exclusions apply
Razorback 50Ah LiFePO4 Lithium Deep Cycle Battery – Compact 12.8V 640Wh
Upgrade your compact 12V power system with the Razorback DC 50Ah LiFePO4 Lithium Deep Cycle Battery, designed for 4WDs, caravans, camper trailers, marine electronics, solar systems, battery boxes and portable off-grid power.
Delivering 50Ah capacity and 640Wh of stored energy in a compact 196 × 165 × 170mm footprint, this battery provides excellent usable capacity without taking up excessive installation space.
With an integrated 50A Battery Management System (BMS), up to 50A maximum charging current and lightweight LiFePO4 construction, the Razorback 50Ah is ideal for customers wanting a compact alternative to traditional AGM or Gel deep-cycle batteries.
⭐ Key Benefits
- 50Ah LiFePO4 lithium deep cycle battery
- 12.8V nominal voltage
- 640Wh energy capacity
- Compact 196 × 165 × 170mm dimensions
- Integrated 50A BMS
- Up to 50A maximum charge current
- Lightweight at approximately 5.73kg
- Heavy-duty M6 terminals
- High usable battery capacity
- Excellent charging efficiency
- Low self-discharge
- Long deep-cycle service life
- Ideal for solar and DC-DC charging
- Perfect for 4WD, caravan, marine and camping applications
🔋 Compact 50Ah / 640Wh Lithium Power
With 50Ah at 12.8V, the Razorback lithium battery stores approximately 640Wh of energy.
This makes it an excellent choice for compact auxiliary power systems running equipment such as:
- 12V fridges and coolers
- LED lighting
- Water pumps
- Fans
- USB chargers
- Fish finders
- GPS equipment
- Communications equipment
- Camping electronics
- Portable 12V accessories
📐 Compact 196 × 165 × 170mm Design
One of the biggest advantages of the Razorback 50Ah Lithium Battery is its compact footprint.
Measuring:
196mm Long × 165mm Wide × 170mm High
it is ideal for installations where battery space is limited.
Suitable locations include:
- 4WD canopies
- Caravan battery compartments
- Camper trailers
- Battery boxes
- Marine compartments
- Portable power systems
- Custom electrical enclosures
It also shares the same compact footprint as the Razorback 50Ah Crystal Gel Battery, making it an attractive lithium option where this battery size suits the available installation space.
Always ensure existing charging equipment is suitable for LiFePO4 lithium batteries before changing battery chemistry.
🛡️ Integrated 50A Battery Management System
The Razorback 50Ah includes an integrated Battery Management System (BMS) designed to monitor and protect the internal LiFePO4 cells.
The BMS helps protect the battery against abnormal operating conditions such as:
- Overcharge
- Over-discharge
- Over-current
- Short circuit
- Excessive temperature
- Abnormal cell-voltage conditions
The battery has a BMS maximum discharge rating of 50A, making it suitable for a wide range of compact 12V auxiliary applications.
⚡ Up to 50A Charging
The Razorback 50Ah supports up to 50A maximum charging current, allowing relatively fast recharging when used with correctly configured lithium-compatible equipment.
Suitable charging equipment can include:
- Lithium-compatible DC-DC chargers
- MPPT solar controllers with LiFePO4 settings
- LiFePO4-compatible AC battery chargers
- Combined alternator and solar charging systems
Always ensure charging equipment remains within the battery manufacturer's electrical limits.
⚙️ Advanced LiFePO4 Technology
LiFePO4 — Lithium Iron Phosphate — technology provides significant advantages for deep-cycle battery applications.
Benefits include:
- High usable capacity
- Stable discharge voltage
- Fast recharge capability
- High charging efficiency
- Low self-discharge
- Lightweight construction
- Long deep-cycle service life
- Excellent performance under frequent cycling
At approximately 5.73kg, the Razorback 50Ah provides a substantial weight advantage compared with many conventional lead-acid batteries of similar capacity.
🚙 Ideal for 4WD & Auxiliary Battery Systems
The compact dimensions and lightweight construction make this battery particularly well suited to smaller 4WD electrical systems.
Ideal applications include:
- Dual battery systems
- Vehicle canopies
- Portable fridge setups
- Camping power
- Work vehicles
- Battery boxes
- Lighting systems
- Communications equipment
- Portable accessories
🏕️ Perfect for Caravans & Camper Trailers
The Razorback 50Ah Lithium Battery is a great option for smaller caravans and camper trailers where weight and available battery space are important considerations.
It can provide power for:
- Lighting
- Water pumps
- USB outlets
- Fans
- Portable fridges
- Electronics
- Camping equipment
- General 12V accessories
For installations with higher daily energy use, multiple batteries or a larger-capacity Razorback lithium battery may be more appropriate.
☀️ Solar & Off-Grid Ready
LiFePO4 technology is well suited to solar charging thanks to its high charging efficiency and deep-cycle performance.
The Razorback 50Ah can be paired with:
- Fixed solar panels
- Portable solar panels
- MPPT solar charge controllers
- DC-DC chargers with solar input
- Off-grid charging systems
Always use a solar controller with a charging profile suitable for LiFePO4 batteries.
🌊 Marine & Portable Power Applications
The compact and lightweight design also makes the 50Ah lithium battery ideal for:
- Fish finders
- Marine electronics
- Small electric boating systems where suitable
- Portable power boxes
- Camping power systems
- Remote electronics
- Backup power applications
🔌 M6 Battery Terminals
The battery uses M6 terminals, providing secure connection points for appropriately sized battery cable and electrical equipment.
Always use:
- Correct cable size
- Suitable cable lugs
- Appropriate fuse protection
- Secure battery mounting
- Lithium-compatible charging equipment
🧰 Installation
For best performance, use equipment specifically designed or configured for LiFePO4 battery charging.
Recommended components may include:
- Lithium-compatible DC-DC charger
- LiFePO4 AC battery charger
- MPPT solar controller with lithium profile
- Correctly sized battery cable
- Appropriate fuse protection
- Battery isolation equipment
🔍 Product Features
- Razorback DC 50Ah lithium battery
- 50Ah LiFePO4 capacity
- 12.8V nominal voltage
- 640Wh stored energy
- Integrated 50A BMS
- 50A BMS maximum discharge
- Up to 50A maximum charging current
- Compact 196 × 165 × 170mm
- Approx. 5.73kg
- M6 terminals
- High usable capacity
- Low self-discharge
- Lightweight construction
- Suitable for solar charging
- Ideal for 4WD, caravan, marine and portable power
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📦 What's Included
1 × Razorback DC 12.8V 50Ah LiFePO4 Lithium Deep Cycle Battery
| Size | 10mm L × 10mm W × 10mm H |
| Weight | 4kg |
📊 Specifications
| Specification | Details |
|---|---|
| Brand | Razorback DC |
| Model / SKU | LITH50 |
| Battery Chemistry | LiFePO4 – Lithium Iron Phosphate |
| Nominal Voltage | 12.8V |
| Nominal Capacity | 50Ah |
| Energy Capacity | 640Wh |
| Battery Management System | Integrated 50A BMS |
| BMS Maximum Discharge | 50A |
| Maximum Charge Current | 50A |
| BMS Configuration | 4S / 4P |
| Dimensions | 196mm L × 165mm W × 170mm H |
| Weight | Approx. 5.73kg |
| Terminal Type | M6 |
| Applications | 4WD / Caravan / Marine / Solar / Camping / Portable Power |
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