Inverters

Fronius Argeno

£ 6,816.06GBP · price may vary

Model: FR-4.210.470
Specifications: 1

MPN4,210,470

Overview

The Fronius Argeno 125kW inverter is designed to the get the maximum out of your solar array with an impressive peak efficiency of up to 99.1%. This is achieved with cutting-edge silicon carbide technology reducing conversion losses to a minimum. The Argeno features comprehensive protection with integrated and replaceable type 1+2 surge protection devices as standard. Your data is secure at all times thanks to its certified information security system and European cloud and server locations. The Fronius Argeno is manufactured in the heart of Europe and meets the most stringent quality and safety standards for maximum efficiency and a long service life. Key features: 125kW 10 MPP trackers - wide DC voltage range 2 Inputs per tracker - no string fuses required Arc Guard AFCI option available AC and DC over voltage protection type 1+2 as standard IP66

Specifications

MPN	4,210,470

Reading the specifications

Fronius Argeno is listed with 1 published specification from Fronius, including MPN of 4,210,470. Those figures are what decide whether this unit fits your system, so read them against the equipment it will connect to before comparing price.

For an inverter, the figures that matter most are continuous AC output in kW, which caps the load you can run at once, surge or peak rating, which covers the brief inrush of motors and compressors, maximum PV input and the number of MPPT trackers, which set how many panel strings you can connect and the MPPT voltage window, which decides how many panels go in a string. It is the component that decides what a solar system can do: how much power you can draw at once, whether you can export to the grid, whether the system keeps running in a blackout, and how well the panels and battery are managed day to day.

What to check before ordering

The checks below apply to any inverter. Run them against the specification table above — most disappointing solar purchases are compatible-on-paper units that fail one of these in practice.

Confirm the inverter is approved by your local utility or distribution network before you buy if you intend to export power — grid connection depends on certified anti-islanding and local grid-code compliance, not on the inverter's specifications alone.
Match the battery communication protocol (CAN bus or RS485) between inverter and battery. Compatible voltages are not enough; without a supported protocol the battery management system and inverter cannot agree on charge limits.
Look at the warranty term and what it covers. Five years is the common baseline, ten is offered by stronger brands, and extensions are often cheaper bought with the unit than later.
Size the inverter against the loads you need to run simultaneously, not against the total wattage of every appliance in the building — a 5 kW inverter comfortably runs a fridge, fans, lights and a couple of ACs, but not all of them plus a water pump starting at the same time.

Common mistakes

Assuming any grid-tie inverter keeps the lights on during an outage. Standard on-grid units shut down for safety unless they have a dedicated backup or islanding output.
Overlooking the IP rating. An outdoor installation needs at least IP65; indoor-rated units mounted outside fail early.
Buying on peak-watt price alone. A cheap inverter with a narrow MPPT window forces awkward string layouts and can strand a portion of the array.

Price and availability

Fronius Argeno is listed at £ 6,816 (GBP). Solar pricing moves with supply, import duties and exchange rates, and distributors set their own margins, so treat this as a comparison reference and confirm the current figure before you order.

SolarBazaar compares equipment rather than selling it. Shortlist here on specification and price, then buy from an authorised distributor or installer in your country: warranty cover on solar hardware is normally honoured through the channel you bought from, so confirm who supports Fronius locally before ordering.

Fronius Argeno — frequently asked questions

How much does Fronius Argeno cost?

Fronius Argeno is listed at £ 6,816 (GBP). The figure is indicative — solar prices move with supply, duties and exchange rates, and each distributor sets its own margin — so confirm the current price with a supplier before ordering.

What are the specifications of Fronius Argeno?

We hold 1 published specification for this inverter, including MPN 4,210,470. The full table is on this page, listed under model FR-4.210.470.

Who makes Fronius Argeno?

Fronius Argeno is a Fronius product, listed under inverters with model reference FR-4.210.470. The Fronius brand page lists the rest of its range so you can compare across the catalogue.

Is Fronius Argeno right for my system?

That depends on what it has to connect to. For an inverter, check peak and weighted (European/CEC) efficiency, typically 96–98.5%, topology — on-grid, off-grid, hybrid or micro and continuous AC output in kW, which caps the load you can run at once against the rest of your equipment before price enters the decision. Match the battery communication protocol (CAN bus or RS485) between inverter and battery. Compatible voltages are not enough; without a supported protocol the battery management system and inverter cannot agree on charge limits.

Where can I buy Fronius Argeno?

SolarBazaar lists and compares equipment rather than selling it. Use the specifications and price here to shortlist, then buy through an authorised distributor or installer — buying in-channel is what keeps the manufacturer's warranty valid.

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