ETA manufactures biomass boilers – pellet, log wood and wood chip boilers – as well as system components for residential, commercial and district heating networks.
ETA Heiztechnik GmbH
Hofkirchen an der Trattnach · MeggenhofenNew on Amplifa
About ETA Heiztechnik
Since December 1998, ETA Heiztechnik GmbH has been developing and producing next-generation wood-fired boilers at its site in Hofkirchen an der Trattnach in Upper Austria. The portfolio includes pellet boilers from 7 to 240 kW, log wood and combi boilers as well as wood chip boilers from 20 to 500 kW, complemented by modular system components such as stratified buffer tanks, fresh water, stratified charging, system separation and mixer circuit modules, a PV heating module, particle separators as well as pellet and wood chip discharge systems. All technologies, including control technology, are developed and tested in-house; final assembly of the boilers takes place entirely at the company's own plant. With a production capacity of up to 35,000 boilers per year and around 450 employees, ETA supplies customers all over the world, with an average export share of 85 percent. Customers include private residential buildings, commercial enterprises, agriculture and forestry, carpentries, municipal district heating networks as well as social and public facilities.
- Site
- Hofkirchen an der Trattnach
- Processes
- Manufacture of biomass boilers (pellet, log wood and wood chip boilers), Final assembly of the boilers entirely at the company's own plant, Development and testing of all technologies in-house (R&D, control technology), Manufacture of system components (stratified buffer tanks, fresh water module, stratified charging, Customer service and technical support, Maintenance, Commissioning, Emergency service (on-call technicians)
- Materials
- Final boiler assembly, In-house R&D, HeatBox & energy containers
- Certificates
- INEO quality seal (apprenticeship company), Interzero Recycling Certificate (German Packaging Act), Interzero Recycling Certificate, MCS certification, INEO quality seal (apprenticeship company, WKO), PEFC support
- Founded
- 1998
- Employees
- 450
- Industries
- Single-family house, Multi-family house, Commercial (office, hotel, public buildings), Agriculture and forestry, Carpentry/joinery/timber construction, Micro network (100–500 kW)
- 01
In-house engineering and R&D
- 02
Control technology development
- 03
Procurement via approved suppliers
- 04
Manufacture of system components
- 05
Final assembly at the company's own plant
- 06
Sales and customer service/maintenance
Products and Manufacturing
Final boiler assembly
Final assembly of all biomass boilers takes place entirely at the company's own plant in Hofkirchen an der Trattnach.
In-house R&D
All technologies including control technology are developed and tested in-house, without outsourcing.
HeatBox & energy containers
Compact heating centres made of reinforced concrete as a fire-protection-compliant retrofit solution for buildings without a suitable boiler room.
Sites
Hofkirchen an der Trattnach
ATHeadquarters, production, R&D
- Lot size
- up to 35,000 boilers/year
- Materials
- Pellet, log wood and wood chip boilers, system components
- Assembly and warehouse halls
- Research and development centre (approx. 400 m², expanded in 2025)
- Company-owned photovoltaic system
- Training rooms
Meggenhofen
ATPlant 2
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Manufacture of biomass boilers (pellet, log wood and wood chip boilers)Assembly | – | – | – | up to 35,000 boilers per year | – |
| Final assembly of the boilers entirely at the company's own plantAssembly | – | – | – | – | – |
| Development and testing of all technologies in-house (R&D, control technology)Engineering | – | – | – | – | – |
| Manufacture of system components (stratified buffer tanks, fresh water module, stratified chargingAssembly | – | – | – | – | – |
Additional services
Reference customers
Quality and Certificates
All technologies are developed and tested in-house, and final assembly takes place entirely at the plant in Hofkirchen. Certificates such as the Interzero Recycling Certificate and MCS certification confirm compliance with defined disposal, origin and quality requirements.
| Evidence | Hofkirchen an der Trattnach |
|---|---|
| Interzero Recycling Certificate | |
| MCS certification | |
| INEO quality seal (apprenticeship company, WKO) | |
| PEFC support |
Company History
- 1998
Founding in Hofkirchen an der Trattnach; start of the development and manufacture of next-generation wood-fired boilers.
- 2023
25th company anniversary; donation of 25,000 euros to JKU Linz for a research project on early detection of epilepsy in children.
- 2024
Commissioning of the Biowärme Weißbriach local heating network (3 x ETA HACK VR, 1,389/1,390 kW) and the ETA pellet cascade system at the SOS Children's Village Altmünster (360 kW); award as the most popular employer in the Innviertel region.
- 2025
Once again awarded most popular employer in the Innviertel region; expansion of the R&D centre in Hofkirchen by approx. 400 m²; presentation of the new products eSH-TWIN combi boiler, ETAbox 21/25 and Maulwurf E2 at the Energiesparmesse Wels.
- 2026
Presence at the Energiesparmesse Wels (25.02.–01.03.) and IFH/Intherm Nuremberg (14.–17.04.); expansion of the product family with the PV heating module ETA PVM.