Wechselrichter from SMA STP3.0-3AV-40 with 6.0KW DC and 2 MPPT

SMA STP3.0-3AV-40 Inverter 3 KW 3 Phases 2 MPPT 5 Years Product Warranty

Higher yields for private homes — intelligent solar power generation

The new Sunny Tripower 3.0 ensures maximum energy yields for private homes. This inverter combines the integrated Service SMA Smart Connected service and intelligent technology for all ambient requirements. Thanks to its extremely light design, the device can be installed quickly and easily. The Sunny Tripower can be commissioned quickly via smartphone or tablet thanks to its integrated web interface. For specific requirements on the roof, such as shading, the TS4-R module optimizers can be added into the system, with all communication and monitoring facilitated through the inverter. Current communication standards make the inverter future-proof, meaning intelligent energy management solutions as well as SMA storage solutions can be flexibly added anytime.

Quantity	Minimum	Sales unit	Reviews	Availability	Price per pc.	Total price
5 pcs. 30 kW	1 pcs. 6 kW	Piece	5 Ratings	In stock, DE ID: 189445	Solartraders best price	Save up to 29%
17 pcs. 102 kW	1 pcs. 6 kW	Piece	141 Ratings	In stock, DE ID: 58983	Prices for members only	Save up to 2%
12 pcs. 72 kW	1 pcs. 6 kW	Piece	335 Ratings	In stock, DE ID: 103679	Prices for members only	Register for free
4 pcs. 24 kW	1 pcs. 6 kW	Piece	290 Ratings	In stock, DE ID: 33304	Prices for members only	Register for free
1 pcs. 6 kW	1 pcs. 6 kW	Piece	2 Ratings	as of 10.02.2025, PL ID: 185817	Prices for members only	Save up to 28%

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Performance data

DC

Power	6,0 KW
Power max.	6,0 KW
Current	24,0 A
Current Max.	24,0 A
Voltage	580,0 V
Voltage Max.	850,0 V
MPPT	2
String Inputs	2

AC

Power	3,0 KW
Power max.	3,0 KW
Current	13,5 A
Current Max.	13,5 A

Dimensions

length	176 mm
width	435 mm
Height	470 mm
weight	17 kg

Manufacturer warranty

Product warranty

5 years

Certificates

English

Data Sheet
Guarantee
Manual

German

Data Sheet
Guarantee
Manual
Other

STP3.0-3AV-40 Three-Phase Inverter with 3 kW nominal output power. 5 years warranty.
Features:

Nominal AC voltage: 3/N/PE; 220 V / 380 V 3/N/PE; 230 V / 400 V 3/N/PE; 240 V / 415 V
AC voltage range: 180 V to 280 V
AC grid frequency / range: 50 Hz / 45 Hz to 55 Hz 60 Hz / 55 Hz to 65 Hz
Rated grid frequency / rated grid voltage: 50 Hz / 230 V
Power factor at rated power / Displacement power factor, adjustable: 1 / 0.8 overexcited to 0.8 underexcited
Feed-in phases / connection phases: 3 / 3
Operating temperature range: -25°C to +60°C
Noise emission, typical: 30 dB(A)
Self-consumption (at night): 5.0 W
Topology /Cooling concept: Transformerless / Convection
Degree of protection (according to IEC 60529): IP65
Climatic category (according to IEC 60721-3-4): 4K4H
Max. permissible value for relative humidity (non-condensing): 100%

SMA

Pioneering the Future of Energy Management and Storage - SMA Solar

SMA Solar is a global leader in advanced energy solutions, offering innovative inverters and storage systems like the Sunny Boy Smart Energy and Sunny Tripower 125 for residential and commercial applications. SMA’s new Sunny Central FLEX platform has gained accolades for its modularity and flexibility, ideal for integrating PV systems with grid stabilization needs. SMA is also advancing e-mobility with solutions such as the SMA eCharger, enabling cost-effective and optimized solar power usage for electric vehicles.

SMA’s commitment to sustainability is evident in its low-carbon manufacturing and modular energy solutions that prioritize efficiency and long-term value. This makes SMA a go-to choice for customers seeking a comprehensive, eco-conscious energy management approach across residential and commercial sectors.