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Powerful, Scalable, and All-in-One
Introducing the HG Cube by HomeGrid—a powerful fusion of HomeGrid’s industry-leading Stack’d Series lithium batteries and robust Sol-Ark inverters housed within a weatherproof and temperature-controlled enclosure. Designed specifically for large residential and small-to-medium commercial applications, the HG Cube delivers unmatched energy storage capacity and reliable, scalable power.
With continuous output capabilities up to 45 kW and a surge capacity reaching 72 kW for 10 seconds, the HG Cube is ideal for comprehensive site management, demand charge reduction, complete backup power, and energy independence. Featuring capacity options from 9.6 kWh to an impressive 153.6 kWh per unit, and the flexibility to integrate multiple HG Cubes for greater scalability, this advanced storage system easily adapts to evolving energy requirements.
As an Elite Distributor for HomeGrid products, Solar Electric Supply proudly offers premier access, dedicated support, and competitive pricing on the HG Cube.
HG Cube Features
High Output Performance
Achieve up to 45 kW continuous power with a surge capacity of 72 kW, seamlessly supporting demanding residential and commercial loads.
Advanced LFP Chemistry
Utilizes Lithium Iron Phosphate (LFP) technology for superior safety, extended battery life, and enhanced performance over other battery chemistries.
Modular & Scalable Design
Easily scalable from 9.6 kWh to 153.6 kWh per Cube, with the option to integrate multiple units to match your project's exact energy requirements.
Weatherproof Enclosure
Built with a rugged IP55-rated enclosure and integrated heating/cooling system, ensuring peak operation in various climates and environments.
Real-Time Monitoring
Stay connected with real-time system performance through mobile monitoring apps, secure closed-loop communications, and user-friendly displays.
Easy Installation & Integration
Comes fully prewired for simple and efficient installation, with straightforward connections for solar, grid, loads, and generators.
HG Cube Specifications
Each HG Cube supports configurations of 1–3 Sol-Ark inverters and 1–4 Stack’d Series battery units, with integrated climate control and versatile AC power configurations (120 V / 208 V / 240 V). With industry-leading safety certifications including UL 9540 and UL 1973, the HG Cube ensures compliance, performance, and peace of mind for any large-scale energy project. Each HG Cube is backed by a 10-year battery warranty and a 3-year warranty on the enclosure and A/C unit, highlighting our commitment to lasting reliability and performance.
| Battery Chemistry | Lithium Iron Phosphate (LFP) |
| AC Power | 120 V / 208 V / 240 V |
| Configurations | No inverters, 1–2 Sol-Ark 15K 2P inverters fully wired and mounted, or 3 Sol-Ark 15K 2P inverters unmounted (DC connection prewired, installer completes final connection after mounting inverters to external rack/wall) |
| Capacity | 9.6 - 153.6 kWh |
| Scalability | Scalable to meet your project needs (see local codes for compliance information) |
| Charge / Discharge | 9 - 45 kW |
| Warranty | Enclosure and A/C Unit: 3 years Stack'd Series Batteries: 10 years |
| Certifications | UN 38.3, UL 1642, UL 1973, UL 9540, UL 9540A |
| Decibel Level | < 30 dB |
| Enclosure Rating | IP55 |
| Weight | 1,433 lbs (add 135 lbs per Sol-Ark inverter, if applicable) |
HG Stack’d Series Battery Specifications
The Stack'd Series features a Lego-like modular design, with each white battery module providing 4.8 kWh of storage capacity. 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. When it's time to upgrade the system, no additional conduit or wiring is required, making the Stack'd Series the easiest battery to expand as energy needs grow.
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| Modules | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| Capacity | 9.6 kWh | 14.4 kWh | 19.2 kWh | 24 kWh | 28.8 kWh | 33.6 kWh | 38.4 kWh |
| Power | 8.6 kW | 12.9 kW | 14.4 kW | 14.4 kW | 14.4 kW | 14.4 kW | 14.4 kW |
| Surge (10s) | 14.4 kW | 14.4 kW | 24 kW | 24 kW | 24 kW | 24 kW | 24 kW |
| 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 | 56.75 in |
About Homegrid
HomeGrid, a subsidiary of Lithion, is committed to providing the best energy storage solutions in the industry. Their battery systems are renowned for their power, capability, and quality, positioning HomeGrid at the forefront of innovation in the energy storage sector. By utilizing Tier 1 prismatic lithium iron phosphate cells, HomeGrid ensures that their products are built to last and can support whole home microgrids. HomeGrid's mission is to design products with the right chemistry and specifications to accelerate the world's transition to independent and clean energy. By continually innovating and adapting to market demands, HomeGrid has introduced new product options such as an outdoor case, high-voltage options, and heated battery modules to offer greater flexibility for diverse environments.