Wilson / Instantaneous electric
Wilson Super X
A compact electric instantaneous unit that heats water as it flows, without a storage tank.
- System type
- Instantaneous electric
- Electrical supply
- Three phase (no neutral)
- Model
- WISX6
- Power / voltage
- 13 kW / 415 V AC, 50 Hz
- Current
- 18 A per phase
- Flow performance
- 4.5 L/min at a 40°C temperature rise
- Dimensions (H × W × D)
- 220 × 350 × 130 mm
Considering a Super X replacement?
If you have an existing Wilson Super X, talk to Lee about fault assessment, repair or replacement. The right option depends on the condition of your unit and the electrical supply at your property.
The Super X heats water as it passes through the unit. It uses a three-phase electrical supply and does not store a tank of hot water.
Pricing and suitability
Request a quote for your property. Pricing, installation requirements and the scope of work are confirmed after discussing your existing system and access.
Specifications above are from the Wilson manufacturer listing, checked on 5 October 2026. Wilson lists a two-year domestic and commercial warranty; confirm the current terms and suitability with Lee and the manufacturer before ordering.
Request a quote for this system
Request a quote for Wilson Super X. We’ll include the model in your enquiry.