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Manufacturer
SMA
Manufacturer Code
STP 4.0-3AV-40
Dostępne sztuk
3
Gwarancja
5.0
Power [kW]
4.0
Weight (kg)
17
Number of phases
3-fazowy
Number of MPPT
2
The SMA STP 4.0-3AV-40 3-phase inverter is a high-performance solution for residential and small commercial solar installations. This transformerless inverter combines efficiency, reliability, and advanced features to maximize your solar energy system's output.
- Impressive 98.2% peak efficiency for optimal energy conversion
- Robust 4000W rated power with 4000VA max AC output
- Wide MPP DC voltage range of 175-800V for flexible string configurations
- Compact design measuring 435 x 470 x 176 mm and weighing only 17 kg
- Durable IP65 ingress protection for indoor and outdoor installations
- Convection cooling for silent operation with just 30 dB(A) noise emission
- Versatile communication options including WLAN, Ethernet, and RS485
- Smart Connected features for automatic monitoring and remote diagnostics
- Comprehensive grid monitoring and protection functions
- Adjustable power factor from 0.8 to 1 for grid stability
- Wide operating temperature range of -25°C to +60°C
- Multiple interfaces including Modbus, Webconnect, and SMA Data
- Compliant with international standards and certifications
- LFSM-O capability for grid frequency stabilization
The SMA STP 4.0-3AV-40 is an ideal choice for those seeking a reliable, efficient, and feature-rich solar inverter. Its advanced grid management capabilities, coupled with smart monitoring and diagnostic functions, ensure optimal performance and longevity of your solar power system. Whether you're installing a new system or upgrading an existing one, this inverter offers the perfect balance of power, efficiency, and intelligent features to maximize your renewable energy investment.