Fronius 15.0kW Symo Advanced Inverter, 208 VAC, 3-Phase Lite, 325 - 850 VDC MPPT
Built to meet the energy demands of the future, the Fronius Symo Advanced is a highly intelligent, three-phase string inverter engineered specifically for commercial and industrial solar applications. With a 15.0kW output and a wide 325 – 850 VDC MPPT voltage range, this inverter offers exceptional performance, flexibility, and safety compliance for a wide range of system configurations.
The Symo Advanced is UL 1741 SA certified and comes equipped with integrated Power Line Communication (PLC) for seamless compatibility with SunSpec Rapid Shutdown devices—no need for additional wiring. It also features Dynamic Peak Manager, an advanced shade mitigation tool that enhances energy harvest even in partially shaded conditions.
Key Features
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High Performance
15.0kW power output and a wide 325 – 850 VDC MPPT input range for system design flexibility.
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Integrated PLC
Built-in Power Line Communication for simplified SunSpec Rapid Shutdown compliance—no extra hardware needed.
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Dynamic Peak Manager
Smart shading management that continuously optimizes the power curve to increase yield in sub-optimal conditions.
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Lightweight & Compact Design
Easy handling and flat-mount installation options with front-access serviceability.
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Commercial-Grade Reliability
Designed for demanding three-phase 208 VAC applications in commercial and industrial environments.
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Smart Grid Ready
Fully compliant with evolving utility requirements including Rule 21 and other grid support functions.
Specifications
Product Specifications
| Input Data |
| Number of MPP trackers |
1 |
| Recommended PV Power (kWp) |
12.0 – 19.5 kWp |
| Max. usable input current |
50 A |
| Max. usable input current total |
50 A |
| Max. array short circuit current |
75 A |
| Nominal input voltage |
325 V |
| DC input voltage range |
325 – 1000 V |
| MPP Voltage Range |
325 – 850 V |
| Max. input voltage |
1000 V |
| Integrated DC string fuse holders |
6- and 6+ |
| Output Data |
| Max. output power 208 V |
15 kVA |
| Output configuration |
3~ NPE 208/220 V |
| Frequency range |
45 – 65 Hz |
| Frequency |
60 Hz |
| Power factor range |
0 – 1 ind./cap. |
| Max continuous output current 208 V |
41.6 A |
| OCPD/AC breaker size 208 V |
60 A |
| Max. efficiency |
97.3% |
| CEC efficiency 208 V |
96.5% |
| General Data |
| UL Safety Standards |
UL 1741-2015, UL 1998, UL 1699B Issue 2-2013 |
| Dimensions (W x H x D) |
1.68 ft × 2.38 ft × 8.9 in |
| Weight |
78.31 lb |
| Degree of protection |
NEMA 4X |
| Night-time consumption |
< 1 W |
| Inverter design |
Transformerless |
| Cooling |
Variable speed fan |
| Ambient Temperature Range |
-40°C to +60°C |
| Maximum Relative Humidity |
0 – 100% |
| Max. altitude |
2000 m @ 1000 V, 3400 m @ 850 V |
| Compliance & Standards |
UL 1741, IEEE 1547, NEC 2014, CSA, FCC |
| Connection Technology |
| DC connection |
6x DC+ and 6x DC- screw terminals (Cu/Al) |
| AC connection |
Screw terminals 14–6 AWG |
| Interference emission class |
B |
| Protection Devices |
| DC reverse polarity protection |
Yes |
| Anti-islanding |
Yes (per UL 1741, IEEE 1547, NEC) |
| Over temperature protection |
Shipping & Returns
Shipping & Returns Overview
Order Confirmation:
As soon as you place your order, you will receive an order confirmation email. This email confirms that we have received your order in our system and pre-authorized your credit card for the purchase. As soon as we receive your order, we will start our fulfillment process. All orders are processed and shipped within 1-2 business days. Transit times vary from 5-7 business days.
Order Shipment:
We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out. If you do not receive tracking information from us within six business days of your order, feel free to follow up with us at support@ecogridsupply.com.
No Shipping outside the USA.
Shipping Options:
Expect your order to arrive in 5 to 7 days. We offer free shipping for orders over $200. For orders below $200, a flat shipping fee of $15 applies.
Please note that we currently only ship within the United States. International shipping is not available.
The majority of our orders are dispatched via third-party freight carriers (18-wheelers). In case your order includes an item that requires freight shipping, we will contact you to schedule a curbside delivery. Ensure that your contact number is correct at checkout.
Returns & Refunds:
We accept returns and refunds within 30 days of your order being delivered to you. If your delivery is within the 30 day return and refund period please see our “Return Policy” in the footer of our website.
Why Buy From Us
Why Buy From Ecogrid Supply?
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Authorized & Trusted Dealer: We’re fully authorized for every brand we carry, so you get genuine products with full manufacturer warranties.
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Fast, Reliable Shipping: All items ship from our U.S. warehouses with quick and dependable freight options to keep your project on track.
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30-Day Hassle-Free Returns: Change your mind? No worries — enjoy a simple 30-day return process for peace of mind.
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Real Human Support, 7 Days a Week: Reach us by phone, email, or live chat — no bots, no overseas call centers, just real people who know off-grid power systems.
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Expert Energy Guidance: Our solar and backup energy specialists are ready to help you with design, planning, product questions, and installation tips.
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USA-Based Service: Our team proudly operates here in the United States, providing local, knowledgeable, and friendly support.
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Secure Payments: Shop confidently with our encrypted, secure checkout to protect your personal and payment information.
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Built for Energy Independence: Whether you’re powering a cabin, prepping for emergencies, or going off-grid, our products are selected for performance, reliability, and sustainable operation.
