Head to head
Joule Cyclone 200L Indirect vs Viessmann Vitodens 050-W 35kW combi
The Joule Cyclone 200L Indirect is a indirect unvented hot water cylinder, 200 litres. The Viessmann Vitodens 050-W 35kW combi is a gas combi boiler, 34.2 kw hot water output.
Last reviewed 13 September 2026
Specifications side by side
| Joule Cyclone 200L Indirect | Viessmann Vitodens 050-W 35kW combi | |
|---|---|---|
| Dimensions | 1490 mm high x 540 mm diameter | 700 x 400 x 300 mm |
| Capacity | 200 litres | - |
| Weight | 47 kg | - |
| Material | Duplex stainless steel | - |
| ErP rating | C | - |
| Hot water output | - | 34.2 kW |
| Central heating output | - | 32 kW |
| ErP class | - | A |
| Seasonal efficiency | - | 93% |
| Warranty | - | 3 years |
| Hot water flow rate | - | 14.1 litres per minute |
Sources: Joule Cyclone 200L Indirect, Viessmann Vitodens 050-W 35kW combi. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Cyclone 200L Indirect if...
A 200 litre indirect cylinder from Joule's Cyclone range, built in duplex stainless steel with a high recovery coil for use with a boiler or heat pump. It suits a three or four-bed house with a standard hot water demand.
Full Cyclone 200L Indirect specifications →Buy or hire the Vitodens 050-W 35kW combi if...
A gas combi boiler with 34.2 kW of hot water output, sized for a larger house with two bathrooms. It delivers about 14.1 litres per minute of hot water, which decides how well a shower runs while a tap is on. Warranty: 3 years. Seasonal efficiency is 93%.
Full Vitodens 050-W 35kW combi specifications →Common questions
What is the difference between the Joule Cyclone 200L Indirect and the Viessmann Vitodens 050-W 35kW combi?
The Joule Cyclone 200L Indirect is a indirect unvented hot water cylinder, 200 litres; the Viessmann Vitodens 050-W 35kW combi is a gas combi boiler, 34.2 kW hot water output.
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