ESP-BU10 Residential Energy Storage Solution
Empower Your Home with Reliable Energy Storage
Energy Efficiency and Longevity
The ESP-BU10 delivers exceptional efficiency and reliability:Â
- Round-Trip Efficiency: 97% (when paired with ESP-5100 or ESP-5K HL)Â
- Lifecycle: Up to 6,000 cycles at recommended usage levelsÂ
- Warranty: Comprehensive 10-year warranty for worry-free ownershipÂ
Safe and CompliantÂ
Safety is at the core of the ESP-BU10:Â
- Certifications Pending: UL9540, UL1973, CEC, and SGIPÂ
- Battery Management System (BMS): Protects against overcharging, overheating, and short circuitsÂ
This ensures compliance with the latest industry standards, keeping your home and family safe.Â
Perfect for Diverse ApplicationsÂ
The ESP-BU10 is the ideal energy storage solution for:Â
- Grid Backup Power: Protect your home against power outages with seamless energy backup.Â
- Solar Integration: Pair with your existing solar panel system for maximum energy independence.Â
- Load Balancing: Optimize energy consumption by storing power during off-peak hours and using it during peak demand.Â
Why Choose the ESP-5K HL?

Peak Power
5kWh

Nominal Energy
5kWh

Exceptional Lifespan
Over 6,000 cycles

Warranty
10 Years coverage
Downloads
Download the detailed data sheet and comprehensive installation manual for complete product specifications and step-by-step setup guidance.
Engineered for Superior Performance
ESP-5K HL battery is provided to you with the following technical specifications that are very incredible and that make it different from its rivals:Â
- Voltage Range: Operates between 48V and 57.6VÂ
- Max Continuous Charge/Discharge Rate: 3 kWÂ
- Round Trip Efficiency: 97%Â
- Temperature Resilience: Performs flawlessly in temperatures ranging from -10°C to 55°C
This battery is purposefully built to be effective and reliable in diverse and demanding environments giving guarantee of continuous power for years.Â
Key Features and Benefits
Scalable Energy Storage
The ESP-BU10 accommodates configurations with up to two ESP-5100 or ESP-5K HL battery packs. Choose the setup that fits your energy requirements, scaling as your needs grow.Â
- Single Battery Capacity: 5.12 kWhÂ
- Dual Battery Capacity: 10.24 kWhÂ
- Working Voltage Range: 48V – 56VÂ
- Nominal Battery Energy: 100 Ah or 200 Ah (configurable)Â
This flexibility ensures compatibility with a wide range of residential energy demands.Â
Robust and Durable Design
- Material: High-strength steelÂ
- Finish: Gray and black powder coatingÂ
- Protection Rating: IP55 (ideal for indoor and outdoor use)Â
The durable enclosure is designed to withstand harsh environmental conditions, offering peace of mind for years to come.Â
Compact and Lightweight
The unit is engineered for seamless integration into residential spaces:Â
- Dimensions: 45 x 22.3 x 5.7 inches (1143 x 566.4 x 144.8 mm)Â
- Weight: 62 lbs (28 kg) without batteriesÂ
Its compact form factor ensures it fits easily into utility closets, garages, or other storage spaces.Â
Warranty and Support
Specifications at a Glance
Feature | Detail |
Storage Capacity | Up to 10.24 kWh |
Battery Packs Supported | 2 ESP-5100 or ESP-5K HL |
Voltage Range | 48V – 56V |
Enclosure Weight | 62 lbs (28 kg) |
Protection Rating | IP55 |
Warranty | 10 Years |
Material | Steel |
Certifications | UL9540, UL1973 (pending) |
Take the next step in achieving energy independence.
Contact us to learn more about the ESP-BU10 Residential Energy Storage Solution and how it can revolutionize your home energy system.Â
FAQ’s
Can I expand the capacity of the ESP-BU10 later?
Yes, the ESP-BU10 supports configurations with one or two battery packs, allowing you to scale as your energy needs evolve.Â
Is the unit weatherproof?
The IP55 rating ensures the unit is resistant to dust and water, making it suitable for both indoor and outdoor installations.Â
How long will the battery last?
With proper use, the battery packs can last up to 6,000 cycles, equating to over 10 years of reliable operation.Â