Spiral VAWT / ES-S1A
Two GFRP blades; A configuration rated at 11 m/s.
Continuous spiral blades offer another vertical-axis rotor form. S1A, S1B and S2 have separate power, generator and dimensional tables.

These ES identifiers distinguish power, size and generator options. Ask us to confirm the full technical table for the selected model.
Two GFRP blades; A configuration rated at 11 m/s.
An independent B motor configuration rated at 13 m/s.
Two fiberglass blades with multiple blade-length and voltage options.
Actual generation depends on measured wind, installation height, electrical load and the matching controller, storage and inverter. The image helps review form and installation context.
Rooftop installation photograph from supplied product material; mounting is project-specific.Explore applications ↗
Tell us the planned mounting location, wind conditions, daily and peak electricity demand, operating mode and destination. We will use those inputs to narrow the model and supporting equipment.