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HomeGrid Stack'd Series
High-Performance Stackable Battery Storage System
The HomeGrid Stack'd Series is a scalable lithium iron phosphate battery system with 14.4kW continuous output and 24kW surge capability. Modular architecture supports 2 to 8 battery modules per Stack (4.8kWh each) with parallel connection up to 15 Stacks for 576kWh total capacity. Installation in under 30 minutes with tool-free module connections and field-expandable design.
14.4kW continuous output with 24kW surge (10 seconds)
Modular capacity from 9.6kWh to 576kWh total system
Under 30-minute installation with tool-free connections
Cobalt-free LFP chemistry for enhanced safety and
longevity
Field-expandable design with no wiring between modules
HomeGrid Stack'd Series System Breakdown
Lithium iron phosphate battery system with modular 4.8kWh building blocks. Each Stack supports 2 to 8 modules (9.6kWh to 38.4kWh) with 14.4kW continuous output and 24kW surge capability. Connect up to 15 Stacks in parallel for 576kWh total system capacity. Tool-free module connections enable installation in under 30 minutes with no wiring between modules. Cobalt-free LFP chemistry provides enhanced safety and thermal stability for residential and small commercial applications. Optional heated modules available for cold climate installations.
Standard BMS + Base
Standard: #4000001 | All-Weather: #4000044
Base unit providing intelligent power management and real-time monitoring for the battery modules.
View DetailsAll-Weather Battery Module (4.8kWh)
Product #: 4000051
High-performance LFP battery module with tool-free installation and field expansion capability.
View DetailsAll-Weather Module w/ Heating (4.8kWh)
Product #: 4000043
Temperature-controlled battery module with integrated heating for cold climate installations.
View DetailsStack'd Series Configurations & Specifications
Each Stack can support 2-8 modules, allowing for easy customization and future expandability. The modular design enables installation in under 30 minutes and eliminates the need for complex wiring between modules.
| Specification | 2 Modules | 3 Modules | 4 Modules | 5 Modules | 6 Modules | 7 Modules | 8 Modules |
|---|---|---|---|---|---|---|---|
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| Capacity | 9.6kWh | 14.4kWh | 19.2kWh | 24kWh | 28.8kWh | 33.6kWh | 38.4kWh |
| Power | 8.6kW | 12.9kW | 14.4kW | 14.4kW | 14.4kW | 14.4kW | 14.4kW |
| Surge (10s) | 14.4kW | 14.4kW | 24kW | 24kW | 24kW | 24kW | 24kW |
| Weight | 304 lbs | 412 lbs | 520 lbs | 628 lbs | 736 lbs | 844 lbs | 952 lbs |
| Height | 25.25 in | 30.5 in | 35.75 in | 41 in | 46.25 in | 51.5 in | 56.75in |
HomeGrid Stack'd Series Features
Lithium iron phosphate battery system with 14.4kW continuous output and 24kW surge capability for whole-home backup power. Modular architecture handles high-demand loads including air conditioning, water pumps, and multiple appliances simultaneously. Cobalt-free LFP chemistry provides enhanced safety and cycle life for residential installations.
High Capacity
Supports up to 15 units in parallel for up to 576kWh total capacity, scaling to meet any residential or small commercial project size.
10-Year Warranty
Invest with confidence. Each component is backed by a comprehensive warranty designed to support long-term upgradability.
Modular Design
Customize effortlessly with 4.8kWh modules. Stack between 2 to 8 modules per unit to perfectly match your energy requirements.
Live Communications
Stay in control with real-time display data, remote mobile access, and closed-loop communications for seamless monitoring.
Safe for Home
Utilizing non-toxic, non-hazardous LFP chemistry, these batteries offer maximum safety and thermal stability for residential use.
High Power 14.4kW
Designed to provide reliable whole-home backup power, surging up to 24kW to keep your life running when you need it most.
Battery System Upgrade Case Study
Remote Research Facility Battery System Upgrade
UC Berkeley Blue Oak Ranch Reserve
Project Overview
Location
Mt Hamilton, CA
Client
UC Berkeley Research Site
Installer
Arrow Electric Inc.
Application
Off-Grid Energy Storage
System Comparison
Absolyte flooded lead acid battery bank requiring regular maintenance, active ventilation, and reinforced flooring
Four SMA Sunny Island inverters in AC-coupled configuration with limited system integration and monitoring capabilities
Sol-Ark hybrid inverters with HomeGrid Stack'd Series batteries provide integrated DC-coupled storage with 60% footprint reduction and enhanced system reliability
Key System Improvements
Reduced Maintenance
Eliminated quarterly cell monitoring inspection, equalization charges, and corrosion management. LFP chemistry requires only periodic monitoring.
Smaller Footprint
60% reduction in floor space requirements with modular vertical stacking design. Reduced structural load on facility.
Increased Usable Capacity
90%+ depth of discharge compared to 50% with lead acid. Nearly double the usable energy from equivalent nameplate capacity.
Enhanced Safety
Cobalt-free LFP chemistry eliminates hydrogen off-gassing concerns and acid spill risks. IP67-rated enclosure for harsh environments.
Installed System Specifications
Energy Storage
| Battery System | HomeGrid Stack'd Series |
| Total Capacity | 153.6 KWH |
| Configuration | 8 modules per stack (4 stacks total) |
| Chemistry | Lithium Iron Phosphate (LFP) |
Power Conversion
| Inverters | (2) Sol-Ark 15K |
| Total Output | 30kW continuous |
| Configuration | Parallel split-phase |
| PV Input | Up to 39kW combined |
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