STIEBEL ELTRON GmbH & CO. KG/Air-to-water
WPL-S 18 HK 400 Premium
EPREL registration #802592 ↗ · last synced 5/8/2026
Headline specifications
SCOP
3.77
Average climate, low-temp
Heating capacity
21 kW
Heating class
APP
EU energy label
Outdoor noise
62 dB
Sound power
Indoor noise
56 dB
Sound power
Full EPREL declaration
- Etas Avg Low Temp
- 148
- Etas Avg Med Temp
- 125
- Etas Cold Low Temp
- 138
- Etas Warm Low Temp
- 171
- Category
- SPACE_HEATER
- Implementing Act
- EU_811_2013
- On Market Start Date
- 2020, 4, 1
- Version Number
- 4
- Product Group
- spaceheaters
- Status
- PUBLISHED
Source & attribution
Specifications declared by STIEBEL ELTRON GmbH & CO. KG in the European Commission's EPREL registry. Suppliers are solely responsible for accuracy. Refer to the original record before making procurement decisions.