Ariston Andris Lux 15L Undersink 3kW Electric Water Heater

Ariston Andris Lux 15L 3kW Undersink Electric Water Heater

The Ariston Andris Lux 15L 3kW undersink electric water heater is the ideal solution for providing a generous supply of hot water to kitchens, utility rooms, bathrooms, workshops, and light commercial spaces. Its Italian-inspired compact design fits neatly under sinks, while the robust titanium enamelled tank and nickel-free copper heating element ensure long-lasting performance and hygiene. The user-friendly mechanical dial with an “E” setting helps you optimise comfort and energy savings, and the fast reheat time means hot water is always available when you need it.

Key Features:

• 15-litre capacity, perfect for higher-demand sinks and multiple outlets

• Powerful 3kW element for rapid hot water recovery

• Compact, wall-mounted design for easy installation under sinks

• Mechanical temperature control dial with “E” setting for energy efficiency

• Titanium enamelled tank and copper heating element for durability and hygiene

• Heating lamp indicates when the unit is in operation

• Suitable for domestic and light commercial use

• 3-year tank warranty and 1-year electrical components warranty

Technical Specifications:

• Capacity: 15 litres

• Power: 3kW

• Voltage: 230V

• Energy Rating: ErP Class B

• Heating Time (from cold): 18 minutes

• Standing Heat Loss: 0.85 kWh/24hrs

• Dimensions (H × W × D): 385 × 360 × 346 mm

• Weight: 7.5 kg

• Installation: Undersink, wall-mounted

• Tank Material: Titanium enamelled steel

• Heating Element: Copper (nickel-free)

• Controls: Mechanical dial (“E” mode)

• Safety: Overheat cut-out, thermal cut-out, regulation & safety thermostat

• Connection: ½" BSP

• Warranty: 3 years (tank), 1 year (electrical components)

Please note: Delivery times may vary depending on location, with specific details outlined below.

Standard Delivery

UK Mainland 

• Delivery Time: 2–4 working days
• Free Delivery on all orders

Express Delivery

UK Mainland

• Delivery Time: 1–3 working days
• Delivery fee of £15

Channel Islands

• Postcodes Covered: GY*, IM*, JE* 
• Minimum Order: £50
• Delivery Fee: £70

Northern Ireland, Offshore Territories & Scottish Islands 

• Postcodes Covered: BT*, HS*, KW, ZE
• Minimum Order: £50
• Delivery Fee: £35

Same Day Delivery 

• Eligible Postcodes:
  E*, EC*, N*, NW*, SE*, SW*, W*, WC*, HA*, UB*, EN*, IG*, RM*, KT*, SM*, CR*, BR*, DA*, TW*
• Minimum Order: £50
• Same Day Delivery Fee: £60
• Special Requests or Locations:
  For areas outside these postcodes or urgent quotes, please email orders@qualityheating.co.uk and we’ll do our best to accommodate.

Collections

Want to collect your order instead?You’re welcome to do so — just email us at orders@qualityheating.co.uk or message us via WhatsApp with your preferred collection time, and we’ll confirm the details.

Collection address: 284 Water Rd, Unit 9, London, HA0 1HX