TWT-11 prototype rotor and hub in field testing
2027 sold out · 2028 waitlist open

Power up with TWT‑11

About 15,000 kWh a year, enough for most Northern European farms and rural homes, from 13× less material per kWh than traditional small wind.

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2027

Sold out

All 2027 capacity is reserved by 100 pre-orders. The 2028 waitlist is open: reserve your place and get a production estimate for your site.

Join the 2028 waitlist →
Henrik Stiesdal

“The most compelling small-scale wind concept to date”

  • Tensioned-wire structure: light and cheap to build
  • Competitive cost per kWh for small wind

Wind industry pioneer · 2025 review

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13× lighter, 4× cheaper

Profitable resilience

Local generation that pays for itself on rural homes and farms across Northern Europe. Payback from ~5 years in Northern Germany.

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TWT-11

A different small wind turbine: strong at low wind speeds, light, and affordable. Built on the proven Wind Catcher design.

Lightweight

Composite structure, about 326 kg in total. Easy to transport, install and maintain.

Affordable

165,000 DKK list price, about 4× cheaper than comparable turbines. Payback 5–8 years at suitable sites in Denmark and Germany.

Quiet

About 47 dB(A) at 25 m (estimate). Barely noticeable over the background wind noise.

Denmark only

TWT‑11 at a glance

Full spec sheet and process
Explore the TWT‑11Tap a number to see what sits where.
Advanced aeroEfficient and quiet across all operating modes
Light weightAbout 326 kg in total, installed almost anywhere
Ground anchorsFive ground anchors, no concrete foundation
ConnectionStandard installation includes 25 m of cable
Deye 6 kW inverterBundled three-phase grid-tie inverter
A year of wind, in numbers

What one TWT-11 produced in 2024

15,000 kWh
Total production
Typical site, 2024 wind data
8,700 kWh
Used directly (est.)
Covers 72 % of a 12,000 kWh home
6,300 kWh
Exported to grid
Sold at the hourly spot price
13,029 kr
Est. yearly savings
12,000 kWh household, 2024 prices

Estimates. 2024 wind and spot prices for one site per country, current tariff model, standard household load profile.

Run the estimate for your usage

In the news

Independent coverage of the TWT-11 from the engineering press.

From Wind Catcher to TWT-11

Eight years of building, 200+ turbines in the field, and a sold-out first production year.

2021-2024

Wind Catcher

200+ units sold and shipped world wide

2025

Prototypes certified

TWT-11 prototypes running in Denmark and Germany

2026

Type certification

IEC 61400-22 Class 4 certification campaign in progress

2027

First deliveries, sold out

All 2027 installations reserved by 100 pre-orders

2028

Waitlist deliveries

Reserve your place for 2028

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For farms and rural homes

Join the 2028 waitlist

Reserve your place, free and without a deposit. You get a confirmation, an indicative production estimate for your site, and first notice when your area opens.

Join the 2028 waitlist
For investors

Back the company behind it

2027 sold out on 100 pre-orders, 9.9 M DKK in EUDP funding and an independent Stiesdal review. A growth round is planned for late 2026.

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