SMA Sunny Boy 4.0-1 AV-41
SMA Sunny Boy 4.0-1 AV-41
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SMA SB 4.0-1AV-41 Sunny Boy – 4,000W Photovoltaic Inverter for Residential Systems
The SMA SB 4.0-1AV-41, part of the Sunny Boy series and available through Ecogenera, is a high-efficiency single-phase photovoltaic inverter designed for residential systems up to 4 kW. Thanks to its 2 independent MPPTs and 4 total strings, it offers configuration flexibility, production optimization even on complex roofs, and remote monitoring with dedicated apps.
Key Features
- 2 MPPTs with 4 strings – Production optimization even in the event of shading or multiple roof slopes
- Maximum efficiency of 97.7% – High performance for self-consumption
- Smart monitoring – Compatible with Sunny Portal and the SMA Energy App
- IP65 protection rating – Can be installed indoors and outdoors
- Compact design – Weighs only 10 kg for simplified installation
Why Choose It
It reduces installation costs and increases solar production thanks to an intelligent design with dual MPPT, high energy efficiency, and full compatibility with SMA storage and monitoring systems.
Technical Specifications
| Brand | SMA |
|---|---|
| Model | SB 4.0-1AV-41 |
| Series | Sunny Boy |
| Product Type | Photovoltaic Inverter |
| Power / Capacity | 4,000 W |
| Input / Output | Voc max 600V – MPPT 90V–580V – 2 MPPT / 4 strings |
| Yield / Efficiency | Maximum efficiency 97.7% – European efficiency 97.2% |
| Interfaces | RS485, optional Wi-Fi |
| Protection | IP65 – Type II overvoltage protection on the DC and AC side |
| Certifications | IEC/EN |
| Dimensions / Weight | 460 × 357 × 122 mm – 10 kg |
| Operating Temperature | -25°C / +60°C |
| Warranty | 5 years (extendable) |
Compatibility
- Inverter: compatible with other devices in the Sunny Boy series
- Batteries/Storage: usable with SMA storage systems
- Monitoring Systems: Sunny Portal, SMA Energy App, Sunny Home Manager 2.0
Installation and Use
Can be installed in indoor or outdoor environments. The IP65 protection rating makes it resistant to the elements. Simplified connection via RS485 or optional Wi-Fi module. Average installation time: approximately 45–60 minutes.
Frequently Asked Questions
What is the SB 4.0-1AV-41 used for?
The SMA SB 4.0-1AV-41 model converts the energy produced by photovoltaic modules into alternating current for self-consumption and the grid, optimizing production thanks to 2 MPPTs.
Is it compatible with my system?
Yes, it is compatible with systems up to 4,000 W, 2 MPPTs, and 4 strings, suitable for multi-slope configurations or those with partial shading.
What is the difference between Sunny Boy and SB 4.0-1AV-41?
Sunny Boy is SMA's range of residential inverters. The SB 4.0-1AV-41 is the 4 kW model with dual MPPT, ideal for medium-sized systems.
Can it be installed outdoors?
Yes, thanks to the IP65 protection rating, it is perfectly suited for outdoor installations.
Related Products: Single-Phase SMA Inverter | Data Sheet
Have questions about sizing or compatibility? Request technical advice.
Related Terms and Use Cases
Synonyms and related queries: SMA photovoltaic inverter, Sunny Boy 4.0 inverter, SB 4.0-1AV-41, SMA 4kW inverter, dual MPPT, home photovoltaic system, residential photovoltaic.
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Important notes: Shipping and order handling costs are not included and will be communicated later during the quoting phase. These costs are due regardless of the chosen delivery method, including pickup at the premises.
Product prices may vary depending on availability and supplier terms at the time of the quote request. Images are for illustrative purposes only and may not accurately reflect the actual product; descriptions may contain errors. We recommend always checking the manufacturer's technical data sheet.
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