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EG4 WallMount Indoor 100Ah Lithium Battery | UL9540A, UL1973 Battery EG4

EG4 WallMount Indoor 100Ah Lithium Battery | UL9540A, UL1973

BY: EG4 | SKU: EG4LIFPOW4WM-48V100A Availability: In Stock
$1,649.95

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EG4 WallMount Indoor 100Ah Lithium Battery | UL9540A, UL1973

The EG4 WallMount Indoor 100Ah Lithium Battery is a safe, space-efficient, and powerful energy storage solution designed for residential and light commercial energy systems. Featuring advanced LiFePO4 chemistry, wall-mount capability, and industry-leading UL9540A and UL1973 certifications, this battery offers peace of mind and performance in a compact form. Ideal for off-grid, hybrid, and backup systems, it integrates with a wide range of inverters and is built to deliver long-lasting, dependable power for modern energy needs.

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EG4 WallMount Indoor 100Ah Lithium Battery | UL9540A, UL1973 Features

Wall-Mountable Slim Design

Save floor space with a low-profile battery that mounts securely to any indoor wall—perfect for homes, garages, and utility rooms.

100Ah Lithium Iron Phosphate (LiFePO4)

Stable, efficient battery chemistry with long life (6000+ cycles @ 80% DoD) and exceptional safety performance.

UL9540A & UL1973 Certified

Meets stringent U.S. safety standards for stationary battery systems—approved for residential and commercial installations.

Built-in Smart BMS

Monitors voltage, temperature, and current in real time to protect the battery from overcharging, short circuits, and overheating.

Expandable System Design

Can be wired in parallel with multiple units to expand your energy storage capacity based on your power requirements.

Compatible with Major Inverter Brands

Supports communication protocols like CAN and RS485 for seamless integration with EG4, Sol-Ark, Growatt, and other inverter systems.

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EG4 WallMount Indoor 100Ah Lithium Battery | UL9540A, UL1973 Applications

  • Residential solar-plus-storage systems - Stores solar energy for use at night or during outages, reducing grid reliance and increasing energy independence.
  • Off-grid power systems - Reliable energy storage for cabins, remote homes, and off-grid applications requiring stable backup.
  • Hybrid and time-of-use optimization - Charges during low-cost energy periods and discharges during high-rate times to reduce utility bills.
  • Backup power during outages - Keeps essential loads like lighting, internet, appliances, and medical devices powered when the grid goes down.
  • Modular system builds - Supports multi-unit installations for users scaling up energy capacity over time.
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What's Included

Everything you need is included with your product.

  • EG4 WallMount Indoor 100Ah Lithium Battery | UL9540A, UL1973
  • User Manual

EG4 WallMount Indoor 100Ah Lithium Battery | UL9540A, UL1973 Specifications

Module Operating Parameters

Parameter Specification
TOTAL ENERGY CAPACITY 5.12kWh
VOLTAGE 51.2V
CAPACITY 100Ah
CHARGING VOLTAGE (BULK/ABSORB) 56.0V (±0.2V)
CHARGING CURRENT 100A (Max. continuous)
DISCHARGING CURRENT 100A (Max. continuous)

General Specifications

Parameter Specification
PCB TEMP PROTECTION >221°F (>105°C)
CELL BALANCE 120mA
TEMPERATURE ACCURACY 3%
VOLTAGE ACCURACY 0.5%
CURRENT ACCURACY 3%
SOC ACCURACY 5%
POWER CONSUMPTION (SLEEP & OFF MODE) <300uA
POWER CONSUMPTION (OPERATING) <14mA
COMMUNICATION PORTS RS485/CAN
DIMENSIONS (H × W × D) 23.2 in. × 17.8 in. × 7.6 in. (590 mm × 453 mm × 193 mm)
WEIGHT 108 lbs. (49 kg)
DESIGN LIFE >15 Years*
CYCLE LIFE >6000 cycles at 0.5°C, 80% DOD

Frequently-Asked Questions

Can this be installed outside?

No. This model is intended for indoor installation only. A weather-protected cabinet is required if mounted in semi-exposed areas.

Is this battery compatible with Sol-Ark or EG4 inverters?

Yes. It supports CAN and RS485 protocols for seamless integration with EG4, Sol-Ark, and other inverter brands.

Can I connect more than one unit?

Yes. Multiple batteries can be installed in parallel to expand total system capacity.

Does the battery come with a wall bracket?

Yes. It includes a mounting bracket and necessary hardware for safe vertical wall installation.

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