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Commercial 3-Phase BESS Pricing & Quotes

Configure and Price Your Commercial Battery Storage System

208V and 480V configurations, scalable from 20 to 480+ kWh. Purpose-built for peak shaving, demand response, microgrids, and Title 24 compliance. Sol-Ark hybrid inverters paired with Sol-Ark L3, Deka Duration, and Deye lithium storage.

How to Get a Quote
1 Choose Voltage 2 Choose Battery Type 3 Select Inverter Qty 4 Select Storage Size 5 Request a Quote
Sol-Ark Commercial BESS Systems
Deye Commercial BESS Systems
Deka Commercial BESS Systems
Configure & Price

208V Commercial BESS Configurations

Select a voltage class and battery type below, then configure your inverter and storage to see live pricing.

Frequently Asked Questions

Commercial BESS FAQ

Do you have a battery system that meets the California Title 24 minimum storage requirement?

Yes. The Deka Duration DD-5300 starts at 21.2 kWh (4 modules), which satisfies the Title 24 minimum for new commercial construction. All systems on this page are CEC JA12 listed and UL 9540A tested for commercial deployment.

Do you offer outdoor-rated battery storage systems?

Yes. We carry the Sol-Ark L3-HVR (IP55 rated), the Deka DD-5300 in an IP66/NEMA 4 enclosure, and the Deye GE-FH60 (IP55 rated). All three are designed for outdoor installation without additional weatherproofing.

What is the difference between your 208V and 480V systems?

208V systems use the Sol-Ark 30K-3P-N inverter and are typically used in smaller commercial buildings, retail, and light industrial. 480V systems use the Sol-Ark 60K-3P-N inverter and are designed for larger facilities, industrial applications, and utility interconnections where 480V service is standard.

Can I order just the inverters without battery storage?

Yes. You can configure and quote Sol-Ark commercial inverters independently using the inverter quote option on this page. We stock both the 30K (208V) and 60K (480V) models.

What is included in the quoted price?

Pricing includes the inverter(s) and battery storage hardware as configured. Sales tax and freight are excluded. Freight is quoted per project once a delivery address is provided. Installation, permitting, and electrical balance-of-system are not included.

How scalable are these systems?

Sol-Ark L3 rack systems scale from 40 kWh to 360 kWh (1 to 6 racks). Deka DD-5300 modular systems scale from 21.2 kWh to 84.8 kWh (4 to 16 modules). Deye cabinet systems scale from 40 kWh to 360 kWh depending on the model. For projects larger than 360 kWh, contact our engineering team.

Need a Custom BESS Configuration?

For systems larger than shown above or custom commercial projects, our engineering team can design a tailored solution for your facility.