ISDE CheckerStiebel-Eltron WWK-I 300 Plus ISDE subsidy
On the October 2026 ISDE meldcode list
- Meldcode (notification code)
- KA29041
- Indicative subsidy amount
- €950
RVO list updated: · source: RVO
The Stiebel-Eltron WWK-I 300 Plus is a heat pump water heater. Its refrigerant is R290 (Propaan), with a GWP of 3. It is on the October 2026 ISDE meldcode list with meldcode KA29041 and an indicative subsidy amount of €950. For the 338 heat pump water heaters on the list, the amount is between €500 and €950. Stiebel-Eltron has 10 heat pump water heaters on the list, with amounts from €500 to €950.
- Brand
- Stiebel-Eltron
- Model
- WWK-I 300 Plus
- Type
- Heat pump water heater (Warmtepompboiler)
- Capacity
- 0 kW
- Refrigerant
- R290 (Propaan) (GWP 3)
- Amount for a 2nd heat pump
- €950
Enter meldcode KA29041 in your ISDE application to RVO (the Netherlands Enterprise Agency). The application form is in Dutch. The amount is indicative; RVO sets the final subsidy. How the subsidy works