Siemens Gamesa SG 4.3-140
The Siemens Gamesa SG 4.3-140 is a 4.25 MW onshore wind turbine, with a 140 m rotor whose blades sweep 15,394 m², on towers of 105 m.
Specifications
| Maker | Siemens Gamesa |
|---|---|
| Rated power | 4.25 MW |
| Rotor diameter | 140 m |
| Swept area | 15,394 m² |
| Specific power | 276 W/m² |
| Hub height | 105 m |
| Tip height | 175 m |
| Wind class (IEC) | IIIA / S |
| Built for | Onshore (on land) |
Direct drive. Siemens Gamesa prints the nominal power as 4.25 MW. Hub height 105 m or site-specific.
Source: product pages, Siemens Gamesa (2026). Swept area, specific power and tip height are worked out from the rotor and hub height.
We don't know of a farm using the Siemens Gamesa SG 4.3-140 yet: outside Europe and North America, few registers name each farm's turbines.
Other Siemens Gamesa models
SG 15-236 15.0 MW · SG 14-222 DD 14.0 MW · SG 14-236 DD 14.0 MW · SG 11.0-200 DD 11.0 MW · SG 8.0-167 DD 8.0 MW · SG 7.0-170 7.0 MW · SWT-7.0-154 7.0 MW · SG 6.6-155 6.6 MW · SG 6.6-170 6.6 MW · SG 6.2-170 6.2 MW · SG 6.0-155 6.0 MW · SG 6.0-170 6.0 MW · SWT-6.0-154 6.0 MW · SG 5.8-155 5.8 MW · SG 5.8-170 5.8 MW · SG 5.2-145 5.2 MW
See also: every turbine model · how big are wind turbines? · the largest wind farms in the world.