PROTHERM Gepard Condens 18/25 MKV condensing gas boiler, 0010017236

PROTHERM Gepard Condens 18/25 MKV, 0010017236 is a compact wall-mounted combi condensing gas boiler for central heating and instantaneous domestic hot-water production. The manufacturer's designation is GEPARD CONDENS 18/25 MKV-A (H-VE-EU).

Useful heating output is 5.0–18.1 kW at 80/60 °C and 5.3–19.1 kW at 50/30 °C. In domestic hot-water mode, useful output reaches 25.2 kW.

DHW performance is 12.1 l/min at ΔT 30 K and 10.4 l/min at ΔT 35 K. Hot-water temperature can be adjusted between 35 and 60 °C.

Manufacturer efficiency figures are 98.2% at 80/60 °C, 104% at 50/30 °C and up to 108.5% at 30% partial load, 40/30 °C.

ErP energy class is A for space heating and A for water heating. The DHW load profile is XL, seasonal space-heating efficiency is 93% and water-heating efficiency is 86%.

Heating-water temperature is adjustable from 10 to 80 °C. Maximum heating-system pressure is 3 bar and the integrated expansion vessel has a capacity of 8 litres.

The boiler operates on G20 natural gas at 20 mbar. Maximum G20 consumption in DHW mode is 2.7 m³/h.

An illuminated display and eBUS communication interface provide straightforward control and compatibility with suitable Protherm/Vaillant Group controls.

Electrical supply is 230 V / 50 Hz. Maximum electrical consumption is 105 W, standby consumption is 2 W and protection rating is IPX4D.

The boiler measures 740 × 418 × 300 mm and weighs 31.6 kg net, making it a compact solution for heating and instantaneous domestic hot water.

Key advantages

• Combi condensing boiler for heating and DHW.
• Product code 0010017236.
• Heating output up to 18.1 kW at 80/60 °C.
• DHW output up to 25.2 kW.
• DHW flow 12.1 l/min at ΔT 30 K.
• ErP class A / A.
• XL DHW load profile.
• 93% seasonal heating efficiency.
• 8 l expansion vessel.
• eBUS communication.
• Compact 740 × 418 × 300 mm dimensions.

Technical information