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Sitewide SALE: 100 OFF on select brands + Free Shipping* on select items. Price Match Guarantee on all products. Some exclusions apply.
Sitewide SALE: 100 OFF on select brands + Free Shipping* on select items. Price Match Guarantee on all products. Some exclusions apply.

FRONIUS PRIMO GEN24 3.8 kW 4,210,140,800 208-240

by Fronius
SKU USSSP110-2337
Original price $1,399.00 - Original price $1,399.00
Original price
$1,399.00
$1,399.00 - $1,399.00
Current price $1,399.00
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FRONIUS PRIMO GEN24 3.8 kW 4,210,140,800 208-240

Key Features

  • Integrated Shade Management – Optimizes energy yield with Dynamic Peak Manager, eliminating the need for costly MLPE devices.
  • Backup Power Ready – Features PV Point for emergency power without a battery, plus upgradeability to Full Backup with external components.
  • Active Cooling Technology – Enhances longevity by preventing overheating.
  • SuperFlex Design – Allows flexible string configurations, ideal for complex rooftop designs.
  • Future-Proof Hybrid Solution – Can be retrofitted for battery storage through software upgrades.
  • Smart Monitoring & Connectivity – Built-in Wi-Fi, Ethernet, and Modbus communication for seamless integration with energy management systems.

Applications

  • Grid-tied residential solar systems
  • Hybrid solar + battery storage setups
  • Backup power solutions for essential loads
  • Net metering and self-consumption optimization

Installation

The Fronius Primo GEN24 is designed for easy indoor or outdoor wall-mounting with plug-and-play installation. It supports multiple string configurations with its dual MPPT inputs.

Advanced Performance & Safety

With 97.6% efficiency, integrated AFCI protection, and rapid shutdown compliance, this inverter ensures maximum safety and top-tier performance.

About Fronius

Fronius is a global leader in solar energy solutions, known for high-quality inverters, robust durability, and industry-leading innovation in PV and battery storage technology.

Specifications

Parameter Details
Model Number Fronius Primo GEN24
Available Power Ratings 3.8 kW, 5.0 kW, 6.0 kW, 7.7 kW, 10.0 kW
Max Efficiency 97.6%
CEC Efficiency 96.5% – 97.0%
MPPT Voltage Range 200V – 480V
DC Input Voltage Range 65V – 600V
Nominal AC Voltage 208V / 220V / 240V
Backup Power Modes PV Point (Standard), Full Backup (with upgrade)
Battery Compatibility Available via software upgrade
Communication Interfaces WLAN, Ethernet, Modbus, Fronius Solar API
Operating Temperature -40°F to 140°F (-40°C to 60°C)
Dimensions (HxWxD) 20.4 x 18.7 x 6.5 in 
Weight 33.24 lbs – for 3.8-6.0 kW models
Enclosure Rating NEMA Type 4X (Outdoor Rated)



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FAQS

Is the GEN24 compatible with my solar panels? The GEN24 is compatible with a wide range of solar panels. Your installer will determine the optimal configuration for your specific needs.

Do I need a battery to use the GEN24? No, you don't need a battery. The GEN24 can function perfectly as a grid-tied solar inverter. However, adding a battery allows you to store excess solar energy for use during power outages or at night.  

How do I monitor the performance of my GEN24? The GEN24 typically connects to a monitoring platform (often via Wi-Fi), allowing you to track your system's performance, energy production, and battery status (if applicable) via a website or app.  

What happens if there is a power outage? If you have a battery connected to the GEN24 and it is configured for backup power, the inverter will automatically switch to battery power during an outage, providing power to designated circuits in your home. Without a battery, the system will shut down during a grid outage.

How do I maintain the GEN24? Generally, solar inverters require minimal maintenance. However, it's a good idea to periodically check the inverter for any error messages and ensure proper ventilation. Your installer may also recommend periodic system checks.

What is the efficiency of the GEN24 3.8 kW? The GEN24 boasts high efficiency. Refer to the official Fronius datasheet for the exact efficiency specifications.

What are the input and output voltage ranges? The product description mentions 208-240V. Consult the official Fronius documentation for the full technical specifications, including input voltage range, output voltage, and current ratings.

What communication protocols does the GEN24 use? The GEN24 typically uses Wi-Fi for communication and may also support other protocols. Check the official documentation for details.

 

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