Large Capacity Standalone LiFePO4 Battery for Residential & Small Commercial Energy Storage

51.2V Floor Standing Battery | External Hybrid Inverter Required | Expandable Home Energy Storage Battery

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Product Overview

The XPE Series Low Voltage Floor-standing Energy Storage Lithium Battery is a large-capacity standalone LiFePO4 battery solution designed for Residential Energy Storage Systems, small commercial energy storage applications, and Backup Power Solutions.

Unlike all-in-one energy storage systems, XPE is a battery-only solution without a built-in inverter. It can be flexibly combined with mainstream low-voltage hybrid inverters, providing system integrators and installers with greater design freedom.

The vertical floor-standing cabinet design provides:

• Large energy storage capacity
• Space-efficient installation
• Flexible system configuration
• Easy future expansion

Powered by premium Grade A lithium iron phosphate (LiFePO4) cells, XPE delivers more than 6000 charge and discharge cycles, ensuring long service life and stable performance for daily energy storage applications.

The built-in intelligent Battery Management System (BMS) provides comprehensive protection including:

• Overcharge protection
• Over-discharge protection
• Over-current protection
• Short circuit protection
• Temperature monitoring

XPE supports multiple protection grades:

• IP20
• IP54
• IP65

It can adapt to different installation environments, including:

• Indoor rooms
• Garages
• Covered outdoor areas

Equipped with built-in bottom wheels, XPE allows convenient movement and flexible positioning without complicated fixed installation.

Multiple batteries can be connected in parallel, supporting up to 15 units expansion, allowing users to gradually increase storage capacity according to future electricity demand.

XPE is widely applied in:

• Large villas
• High-consumption households
• Residential solar storage projects
• Small commercial energy storage systems

Explore our complete Residential Energy Storage Battery Solutions for different home battery configurations.

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Key Advantages of XPE Floor-standing Lithium Battery

Standalone Large-capacity Battery, External Inverter Required

XPE is designed as an independent energy storage battery without an integrated inverter.

This structure provides maximum compatibility with existing energy systems.

Suitable for customers who already have:

• Hybrid inverter systems
• Solar PV systems
• Energy management systems

Advantages:

✓ Flexible inverter selection
✓ Easier system customization
✓ Suitable for installers and EPC companies
✓ Convenient battery expansion projects

Unlike XPF All-in-One Energy Storage System and XPC Stackable Energy Storage System, XPE allows professional users to freely configure inverter and battery combinations.

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Multiple Protection Grades: IP20 / IP54 / IP65

XPE provides different protection levels according to installation requirements.

IP20 Version

Suitable for:

• Indoor storage rooms
• Utility rooms
• Residential interiors

IP54 Version

Suitable for:

• Garages
• Covered balconies
• Semi-outdoor locations

IP65 Version

Suitable for:

• Shaded outdoor installation areas
• More demanding environments

The flexible protection design allows wider application possibilities than conventional indoor-only batteries.

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Premium Grade A LiFePO4 Cells with 6000+ Cycles

XPE uses brand-new A-grade lithium iron phosphate cells.

Benefits:

✓ More than 6000 cycles
✓ Excellent safety performance
✓ Stable battery chemistry
✓ Long service life
✓ Reduced replacement frequency

The LiFePO4 technology ensures reliable operation for long-term residential and commercial energy storage.

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Intelligent BMS Multi-layer Safety Protection

The integrated intelligent BMS continuously monitors battery operating conditions.

Protection functions include:

• Voltage monitoring
• Current monitoring
• Temperature monitoring
• Cell balancing
• Overcharge protection
• Over-discharge protection

The multi-level safety system improves battery reliability and protects the complete energy storage system.

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Supports Parallel Expansion up to 15 Units

XPE supports multiple battery units connected in parallel.

Users can expand capacity step by step according to increasing power requirements.

Advantages:

✓ Flexible capacity upgrade
✓ Lower initial investment
✓ Suitable for future energy demand growth

Applications:

• Large residential energy storage
• Villa backup power
• Small commercial projects

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Application Scenarios

1. Large Villa & High-consumption Home Energy Storage Expansion

XPE is ideal for large residential projects requiring higher energy capacity.

Combined with low-voltage hybrid inverters, it can build expandable home energy storage systems.

Suitable for:

• Large detached houses
• Luxury villas
• High electricity consumption families

Additional batteries can be added later through parallel connection.

For premium residential projects, XPE can also be combined with High Voltage Whole House Energy Storage Solutions.

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2. Long-duration Household Backup Power

For areas with unstable grids and frequent blackouts, XPE provides extended backup power capability.

Multiple batteries connected in parallel can support:

• Air conditioners
• Refrigerators
• Heat pumps
• Lighting systems
• Household appliances

Compared with small residential batteries, XPE provides longer backup time.

A typical application example is the Australia Residential Energy Storage Project, where Zelinco Energy provided reliable home backup power solutions.

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3. Peak-Valley Electricity Cost Optimization

For regions with time-of-use electricity pricing:

The system can:

• Store electricity during low-price periods
• Supply power during peak-price periods
• Reduce monthly electricity expenses

Especially suitable for large households with high electricity consumption.

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4. Backup Energy Storage for Small Commercial Applications

XPE is also suitable for small commercial energy storage.

Applications:

• Small shops
• Workshops
• Offices
• Small retail stores

Provides backup power for:

• Refrigeration equipment
• Lighting
• POS systems
• Essential electrical loads

For larger commercial projects, customers can explore Commercial Energy Storage Solutions.

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5. Off-grid Power Supply for Remote Houses

Combined with solar inverters, XPE can create independent off-grid power systems.

Suitable for:

• Rural houses
• Mountain villas
• Remote residences
• Island homes

It provides reliable electricity where grid connection is limited.

For complete remote energy systems, XPE works together with Off-grid Solar Energy Solutions.

A similar application is the Southeast Asia Island Resort Energy Storage Project, providing stable electricity in remote coastal areas.

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Product Certifications

XPE Series Floor-standing Lithium Batteries comply with:

• EN IEC 61000 series
• EN IEC 62619:2022
• MSDS
• UN38.3

These certifications support:

• Global export
• Distributor cooperation
• Residential and commercial projects

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Why Choose XPE Floor-standing Energy Storage Battery?

Flexible Battery Solution for Professional Energy Storage Systems

XPE is designed for customers who need a powerful and expandable battery solution without being limited by built-in inverter configurations.

Standalone Battery Architecture

External inverter required, offering maximum system flexibility.

Large Capacity Design

Suitable for:

• Villas
• Large homes
• Small commercial projects

Expandable Energy Storage

Support up to 15 units parallel connection.

Multiple Protection Options

IP20 / IP54 / IP65 configurations meet different installation requirements.

OEM & ODM Capability

Zelinco Energy supports:

✓ Bulk wholesale supply
✓ OEM/ODM customization
✓ Technical support
✓ Distributor cooperation

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Product Difference Guide

Choose XPE if:

✓ You already have a hybrid inverter
✓ You need a battery expansion solution
✓ You require customized ESS design
✓ You need large-capacity standalone batteries

Choose [XPF All-in-One Energy Storage System], [XPC Stackable ESS], or [HPIXP High Voltage ESS] if:

✓ You need a complete energy storage system
✓ You prefer inverter + battery integrated solution
✓ You want plug-and-play installation