Outback Power EnergyCell 5.1kWh 48 Volt Stackable Heated Lithium Battery Module
Outback Power EnergyCell 5.1kWh 48 Volt, Stackable Heated Lithium Battery Module
The Outback Power EnergyCell 5.1 is a 48V, 5kW-rated lithium iron phosphate (LFP) battery module designed for scalable residential and commercial energy storage systems. With integrated heating, IP65 outdoor rating, and stackable architecture supporting up to 24 modules, this battery delivers long-term reliability and high-performance energy storage.
Outback Power EnergyCell 5.1kWh 48V Lithium Battery Features
5.12kWh Nominal Capacity ā high-density LFP battery chemistry for stable performance
5kW Continuous Output ā dependable charge and discharge capability
7.68kW Peak Power ā 2-second surge handling for demanding loads
Integrated Heating ā optimized performance in cold environments
IP65 Outdoor Rating ā weather-resistant enclosure for indoor or outdoor use
Stackable Design ā 3ā8 modules per stack, up to 24 modules total
RS485 & CAN Communication ā inverter and system integration ready
125A Internal Breaker ā built-in battery protection
8000 Cycle Life ā rated at 0.5C, 80% DoD, 25Ā°C
10-Year Warranty ā long-term manufacturer-backed support
Outback Power EnergyCell 5.1kWh 48V Lithium Battery Applications
- Residential Energy Storage ā whole-home backup and solar self-consumption
- Commercial ESS Systems ā scalable storage for higher load demands
- Hybrid Solar Installations ā compatible with CAN/RS485 inverter systems
- Cold Climate Installations ā integrated heating for low-temperature charging
- Outdoor Energy Storage ā IP65-rated enclosure for exposed environments
What's Included
Everything you need is included with your product.
- 1 Ć EnergyCell 5 Battery Module
- 2 Ć Red & Black Power Cables (2 AWG, 6 ft / 180 mm each ā 2 Red, 2 Black)
- 4 Ć Screws
- 4 Ć Expansion Anchors
- 2 Ć Wall Brackets
Warranty
- 10-Year Manufacturer Warranty
Outback Power EnergyCell 5.1kWh 48V Lithium Battery Specifications
General Characteristics
| Specification | Value |
| Model Name | EC-FE5148 |
| Product Type | Low-voltage LFP battery pack |
| Battery Type | Lithium Iron Phosphate (LFP) |
| Nominal Energy Capacity | 100Ah |
| Nominal Voltage | 51.2Vdc |
| Voltage Range | 44.8ā57Vdc |
| Usable Energy (DoD %) | 100% (80% recommended) |
| Continuous Charge/Discharge Power | 5kW (2.5kW recommended) |
| Peak Power (Duration) | 7.68kW (2 seconds) |
| Communication Protocols | RS485, CAN |
Electrical Characteristics
| Specification | Value |
| Charge Voltage Range | 56.0+/-0.8Vdc |
| Discharge Cut-off Voltage | 44.8Vdc |
| Max Continuous Charge Current | 100Adc (50Adc recommended) |
| Max Continuous Discharge Current | 100Adc (50Adc recommended) |
| Max Parallel Units | 24 EnergyCell 5 battery modules, 3 EnergyCell 5 control modules |
Protection Features
| Specification | Value |
| Recommended Charging/discharging rate | 0.5C |
| Short circuit protection | >250Adc for 0.1ms |
| Battery Breaker | 125Adc |
| Interrupt current rating | 10kA |
Other Specifications
| Specification | Value |
| Certifications and compliance | UL 1973, UL 9540 DC ESS (pending), UL9540A, UN 38.3 |
| Warranty and lifecycle | ā„8000 (0.5C@25Ā°C, 80%DOD) 10 years |
| Cycle Life (80% capacity) | 8000 |
| Design Life | >10 years |
Frequently-Asked Questions
How many modules can be stacked?
Up to 24 battery modules can be connected (3ā8 per stack configuration).
Is this battery suitable for outdoor installation?
Yes. It is rated IP65 for outdoor use.
Does it include heating?
Yes. The module includes integrated heating for cold-temperature charging.
What is the cycle life?
Rated for 8000 cycles at 0.5C and 80% DoD.
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Outback Power EnergyCell 5.1kWh 48 Volt Stackable Heated Lithium Battery Module
Outback Power EnergyCell 5.1kWh 48 Volt, Stackable Heated Lithium Battery Module
The Outback Power EnergyCell 5.1 is a 48V, 5kW-rated lithium iron phosphate (LFP) battery module designed for scalable residential and commercial energy storage systems. With integrated heating, IP65 outdoor rating, and stackable architecture supporting up to 24 modules, this battery delivers long-term reliability and high-performance energy storage.
Outback Power EnergyCell 5.1kWh 48V Lithium Battery Features
5.12kWh Nominal Capacity ā high-density LFP battery chemistry for stable performance
5kW Continuous Output ā dependable charge and discharge capability
7.68kW Peak Power ā 2-second surge handling for demanding loads
Integrated Heating ā optimized performance in cold environments
IP65 Outdoor Rating ā weather-resistant enclosure for indoor or outdoor use
Stackable Design ā 3ā8 modules per stack, up to 24 modules total
RS485 & CAN Communication ā inverter and system integration ready
125A Internal Breaker ā built-in battery protection
8000 Cycle Life ā rated at 0.5C, 80% DoD, 25Ā°C
10-Year Warranty ā long-term manufacturer-backed support
Outback Power EnergyCell 5.1kWh 48V Lithium Battery Applications
- Residential Energy Storage ā whole-home backup and solar self-consumption
- Commercial ESS Systems ā scalable storage for higher load demands
- Hybrid Solar Installations ā compatible with CAN/RS485 inverter systems
- Cold Climate Installations ā integrated heating for low-temperature charging
- Outdoor Energy Storage ā IP65-rated enclosure for exposed environments
What's Included
Everything you need is included with your product.
- 1 Ć EnergyCell 5 Battery Module
- 2 Ć Red & Black Power Cables (2 AWG, 6 ft / 180 mm each ā 2 Red, 2 Black)
- 4 Ć Screws
- 4 Ć Expansion Anchors
- 2 Ć Wall Brackets
Warranty
- 10-Year Manufacturer Warranty
Outback Power EnergyCell 5.1kWh 48V Lithium Battery Specifications
General Characteristics
| Specification | Value |
| Model Name | EC-FE5148 |
| Product Type | Low-voltage LFP battery pack |
| Battery Type | Lithium Iron Phosphate (LFP) |
| Nominal Energy Capacity | 100Ah |
| Nominal Voltage | 51.2Vdc |
| Voltage Range | 44.8ā57Vdc |
| Usable Energy (DoD %) | 100% (80% recommended) |
| Continuous Charge/Discharge Power | 5kW (2.5kW recommended) |
| Peak Power (Duration) | 7.68kW (2 seconds) |
| Communication Protocols | RS485, CAN |
Electrical Characteristics
| Specification | Value |
| Charge Voltage Range | 56.0+/-0.8Vdc |
| Discharge Cut-off Voltage | 44.8Vdc |
| Max Continuous Charge Current | 100Adc (50Adc recommended) |
| Max Continuous Discharge Current | 100Adc (50Adc recommended) |
| Max Parallel Units | 24 EnergyCell 5 battery modules, 3 EnergyCell 5 control modules |
Protection Features
| Specification | Value |
| Recommended Charging/discharging rate | 0.5C |
| Short circuit protection | >250Adc for 0.1ms |
| Battery Breaker | 125Adc |
| Interrupt current rating | 10kA |
Other Specifications
| Specification | Value |
| Certifications and compliance | UL 1973, UL 9540 DC ESS (pending), UL9540A, UN 38.3 |
| Warranty and lifecycle | ā„8000 (0.5C@25Ā°C, 80%DOD) 10 years |
| Cycle Life (80% capacity) | 8000 |
| Design Life | >10 years |
Frequently-Asked Questions
How many modules can be stacked?
Up to 24 battery modules can be connected (3ā8 per stack configuration).
Is this battery suitable for outdoor installation?
Yes. It is rated IP65 for outdoor use.
Does it include heating?
Yes. The module includes integrated heating for cold-temperature charging.
What is the cycle life?
Rated for 8000 cycles at 0.5C and 80% DoD.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Outback Power EnergyCell 5.1kWh 48 Volt, Stackable Heated Lithium Battery Module
The Outback Power EnergyCell 5.1 is a 48V, 5kW-rated lithium iron phosphate (LFP) battery module designed for scalable residential and commercial energy storage systems. With integrated heating, IP65 outdoor rating, and stackable architecture supporting up to 24 modules, this battery delivers long-term reliability and high-performance energy storage.
Outback Power EnergyCell 5.1kWh 48V Lithium Battery Features
5.12kWh Nominal Capacity ā high-density LFP battery chemistry for stable performance
5kW Continuous Output ā dependable charge and discharge capability
7.68kW Peak Power ā 2-second surge handling for demanding loads
Integrated Heating ā optimized performance in cold environments
IP65 Outdoor Rating ā weather-resistant enclosure for indoor or outdoor use
Stackable Design ā 3ā8 modules per stack, up to 24 modules total
RS485 & CAN Communication ā inverter and system integration ready
125A Internal Breaker ā built-in battery protection
8000 Cycle Life ā rated at 0.5C, 80% DoD, 25Ā°C
10-Year Warranty ā long-term manufacturer-backed support
Outback Power EnergyCell 5.1kWh 48V Lithium Battery Applications
- Residential Energy Storage ā whole-home backup and solar self-consumption
- Commercial ESS Systems ā scalable storage for higher load demands
- Hybrid Solar Installations ā compatible with CAN/RS485 inverter systems
- Cold Climate Installations ā integrated heating for low-temperature charging
- Outdoor Energy Storage ā IP65-rated enclosure for exposed environments
What's Included
Everything you need is included with your product.
- 1 Ć EnergyCell 5 Battery Module
- 2 Ć Red & Black Power Cables (2 AWG, 6 ft / 180 mm each ā 2 Red, 2 Black)
- 4 Ć Screws
- 4 Ć Expansion Anchors
- 2 Ć Wall Brackets
Warranty
- 10-Year Manufacturer Warranty
Outback Power EnergyCell 5.1kWh 48V Lithium Battery Specifications
General Characteristics
| Specification | Value |
| Model Name | EC-FE5148 |
| Product Type | Low-voltage LFP battery pack |
| Battery Type | Lithium Iron Phosphate (LFP) |
| Nominal Energy Capacity | 100Ah |
| Nominal Voltage | 51.2Vdc |
| Voltage Range | 44.8ā57Vdc |
| Usable Energy (DoD %) | 100% (80% recommended) |
| Continuous Charge/Discharge Power | 5kW (2.5kW recommended) |
| Peak Power (Duration) | 7.68kW (2 seconds) |
| Communication Protocols | RS485, CAN |
Electrical Characteristics
| Specification | Value |
| Charge Voltage Range | 56.0+/-0.8Vdc |
| Discharge Cut-off Voltage | 44.8Vdc |
| Max Continuous Charge Current | 100Adc (50Adc recommended) |
| Max Continuous Discharge Current | 100Adc (50Adc recommended) |
| Max Parallel Units | 24 EnergyCell 5 battery modules, 3 EnergyCell 5 control modules |
Protection Features
| Specification | Value |
| Recommended Charging/discharging rate | 0.5C |
| Short circuit protection | >250Adc for 0.1ms |
| Battery Breaker | 125Adc |
| Interrupt current rating | 10kA |
Other Specifications
| Specification | Value |
| Certifications and compliance | UL 1973, UL 9540 DC ESS (pending), UL9540A, UN 38.3 |
| Warranty and lifecycle | ā„8000 (0.5C@25Ā°C, 80%DOD) 10 years |
| Cycle Life (80% capacity) | 8000 |
| Design Life | >10 years |
Frequently-Asked Questions
How many modules can be stacked?
Up to 24 battery modules can be connected (3ā8 per stack configuration).
Is this battery suitable for outdoor installation?
Yes. It is rated IP65 for outdoor use.
Does it include heating?
Yes. The module includes integrated heating for cold-temperature charging.
What is the cycle life?
Rated for 8000 cycles at 0.5C and 80% DoD.
