Wechselrichter from SMA STP X 12-50 with 18.0KW DC and 3 MPPT

SMA STP X 12-50 Inverter 12 KW 3 Phases 3 MPPT 5 Years Product Warranty

 The new Sunny Tripower X is the innovative system solution for commercial and large home PV systems.

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180 kW
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33 Ratings
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36 kW
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18 kW
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1,242 kW
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18 kW
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144 kW
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18 kW
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540 kW
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18 kW
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387 Ratings
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Performance data

DC
Power 18,0 KW
Power max. 18,0 KW
Current 24,0 A
Current Max. 72,0 A
Voltage 580,0 V
Voltage Max. 1.000,0 V
MPPT 3
String Inputs 6
AC
Power 12,0 KW
Power max. 12,0 KW
Current 17,4 A
Current Max. 36,6 A

Dimensions

length 266 mm
width 728 mm
Height 762 mm
weight 35 kg

Manufacturer warranty

Product warranty 5 years

Certificates

German
Data Sheet Download icon
English
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Manual Download icon

Boost Solar Efficiency with 18.0 kW (DC) and 12.0 kW (AC) Output

Its impressive power output of 18.0 kW (DC) and 12.0 kW (AC) shows the effort, which was put in the conceptualization of the inverter to optimize your energy yield.

This Inverter Delivers Up to 97.6% Efficiency for Reliable Power

With its efficiency rating of up to 97.6%, you can be confident that your solar panels are working at their full potential.

Improve Solar System Performance

You can generate power even in challenging environmental conditions due to a number of 3 MPPT and 6 string inputs. This advanced technology enables flexibility in the configuration of your solar system.

Adaptable Input Voltage Range

With a wide input voltage range of 580.0-1000.0 V, this inverter is designed to adapt to various solar panel configurations.

Compact and Lightweight for Quick Installation

Having a weight of 35.0 kg, this inverter provides an attractive solution for your solar energy needs. Its easy installation is complemented by its powerful performance and considerations for power output. Measuring 266 (L) mm x 728 (W) mm x 762 (H) mm, it features a sleek design that seamlessly merges into any solar energy system, making it a versatile addition.

Reliable Performance Backed by 5 Year Warranty

At SMA, emphasis is placed on the quality and reliability of the products offered. The 5-year warranty provided for the STP X 12-50 inverter offers customers the assurance and confidence in its performance. Please refer to the enclosed warranty sheet for additional details about the product or extended warranty options.

Quality You Can Trust

Acquire the SMA STP X 12-50 inverter today and start enjoying the benefits of solar energy.

Advantages SMA Sunny Tripower X 12-25KW

Sunny Tripower X features:
  • High three-phase conversion efficiency
  • Advanced grid-support and safety functions
  • Scalable design for commercial arrays
  • Integrated monitoring and remote management
  • Good thermal design for continuous operation

SMA

SMA Solar – German Premium Solutions for Professionals

Based in Germany, SMA is a global leader in photovoltaic technologies. The portfolio includes modern inverters, modular storage systems, and intelligent energy management solutions. With high efficiency, long lifespan, and premium German quality, SMA delivers reliable solutions for both residential and commercial applications. Attractive B2B conditions and express shipping make SMA a trusted partner for solar installers.

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