SMA Sunny Boy STP 3.0-3AV-40
SMA Sunny Boy STP 3.0-3AV-40
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SMA Sunny Tripower STP 3.0-3 AV-40 – 3 kW Three-Phase Photovoltaic Inverter Sunny Tripower Series
The SMA Sunny Tripower STP 3.0-3 AV-40, part of the SMA Sunny Tripower series and available through Ecogenera, is a high-quality three-phase photovoltaic inverter designed for small-scale residential and commercial photovoltaic systems. It offers high energy efficiency, compactness, and flexible installation, integrating remote monitoring via SMA Smart Connected and 2 independent MPPTs to maximize solar yield in systems up to 3 kW.
Key Features
- 2 independent MPPTs – Dynamic optimization of solar production
- Maximum efficiency of 98.3% – High performance in all conditions
- Compact and lightweight – Easy to install even in limited spaces
- Compatibility with SMA Sunny Portal and Smart Connected monitoring systems
- IP65 protection rating and CEI 0-21, IEC certifications
Why Choose It
It reduces installation times, increases energy efficiency, and ensures long-term reliability thanks to SMA Smart Connected technology and a design focused on continuity of service.
Technical Specifications
| Brand | SMA |
|---|---|
| Model | Sunny Tripower STP 3.0-3 AV-40 |
| Series | Sunny Tripower |
| Product Type | Three-phase photovoltaic inverter |
| Power / Capacity | 3,000 W / 3 kW |
| Input / Output | Voc max 850 V – 2 MPPT – Range 150–800 V |
| Yield / Efficiency | 98.3% (maximum) – 97.8% (European) |
| Interfaces | Ethernet, RS485, WLAN |
| Protection | IP65 – Type II surge protection on the DC and AC side |
| Certifications | CEI 0-21, IEC |
| Dimensions / Weight | 460 × 497 × 176 mm – 17 kg |
| Operating Temperature | –25°C / +60°C |
| Warranty | 5 years, extendable |
Compatibility
- Inverter: Compatible with other SMA Sunny Tripower inverters
- Batteries/Storage: Compatible with SMA storage systems managed via external inverters
- Monitoring Systems: SMA Sunny Portal, SMA Smart Connected
Installation and Use
Can be installed both indoors and outdoors thanks to its IP65 protection rating. Requires a three-phase connection, configuration of the two MPPTs, and registration in the SMA Sunny Portal for remote monitoring. Average installation time: approximately 2 hours.
Frequently Asked Questions
What is the SMA Sunny Tripower STP 3.0-3 AV-40 used for?
It is used to convert the direct current generated by photovoltaic panels into alternating current, ideal for three-phase systems up to 3 kW. It optimizes production thanks to the two MPPTs and supports monitoring via SMA Smart Connected.
Is it compatible with my system?
Yes, it is compatible with three-phase photovoltaic systems with power up to 3 kW. It supports voltages up to 850V and is ideal for small-scale residential or commercial configurations.
What is the difference between Sunny Tripower and STP 3.0-3 AV-40?
The Sunny Tripower series identifies SMA's entire range of three-phase inverters, while the STP 3.0-3 AV-40 is the specific 3,000 W / 3 kW model designed for small systems.
Can it be installed outdoors?
Yes, thanks to its IP65 protection rating and the wide operating temperature range indicated in the official data sheet.
Related products: SMA three-phase | Data sheet
Do you have questions about sizing or compatibility? Request technical advice.
Related terms and use cases
Synonyms and related queries: SMA inverter, Sunny Tripower, 3 kW three-phase photovoltaic inverter, 3kW solar inverter, home photovoltaic system, dual MPPT inverter, SMA Smart Connected, SMA STP 3.0-3AV-40, 3000W inverter.
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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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