Electric boiler intended for central heating system and hot water cylinders. It is equipped with an expansion vessel (6 litres) and a differential pressure relief valve (bypass).

Key advantages

Version EKCO.LN2
Boiler intended for central heating system and hot water cylinders. It is equipped with an expansion vessel and (6 litres) and differential pressure relief valve (bypass).

Version EKCO.LN2p
Boiler intended for wet underfloor heating system (reduced heating temperaturę value, adjusted safety temperaturę limiter).It is equipped with a differential pressure relief valve (bypass).


Electronic control and reliable semiconductor switching elements.


Temperature control system c.h.in the range from 20 °C to 85 °C - EKCO.L2, EKCO.LN2; from 20 °C to 60 °C - EKCO.L2p, EKCO.LN2p

Version EKCO.L2
The same as EKCO.LN2 without the expansion vessel and the bypass valve.

Version EKCO.L2p
The same as EKCO.LN2p without the expansion vessel and the bypass valve.


Automatic power modulation.

Product code Rated power / rated voltage ERP energy class
EKCO.LN2-04 4kW /400V 3N~ lub 230V~
EKCO.LN2-06 6kW /400V 3N~ lub 230V~
EKCO.LN2-08 8kW /400V 3N~ lub 230V~
EKCO.LN2-12 12kW /400V 3N~
EKCO.LN2-15 15kW /400V 3N~
EKCO.LN2-18 18kW /400V 3N~
EKCO.LN2-21 21kW /400V 3N~
EKCO.LN2-24 24kW /400V 3N~
EKCO.LN2-30 30kW /400V 3N~
EKCO.LN2-36 36kW /400V 3N~