Eldom Spectra 50 Litre Unvented Electric Storage Water Heater 1.5 kW – Efficient, Durable & Compact Mains Pressure Cylinder

The Eldom Spectra 50 Litre Unvented Electric Storage Water Heater 1.5 kW is an advanced mains pressure water heater designed for UK homes requiring reliable, high-pressure hot water in a compact vertical unit. Featuring robust enamelled steel construction, dual dry tube heating elements, and thick insulation, this unvented cylinder delivers efficient hot water supply while eliminating the need for cold water storage tanks or vent pipes.

Key Features & Benefits

• Unvented Mains Pressure System: Provides strong, consistent hot water flow directly from the mains supply, suitable for multiple outlet usage without the need for a vent pipe.
• 50 Litre Capacity: Ideal for small to medium-sized households, delivering sufficient hot water on demand with a compact footprint.
• Durable Enameled Steel Tank: Coated with zirconium-enriched enamel protecting against corrosion for a longer service life.
• Dual Dry Tube Heating Elements: Two 800 W dry tube immersion heaters prevent direct water contact with heating elements, reducing scale accumulation and improving durability and efficiency.
• Energy Efficient Insulation: 33 mm thick eco-friendly HFO polyurethane foam (97% closed cells) minimises heat loss, reducing running costs and environmental impact.
• Advanced 6-Level Safety Protection: Incorporates a combined 3-in-1 safety valve (balance, non-return and differential valves), a capillary thermostat with thermal cut-out, temperature indicator, and luminous double switch to ensure safe operation under mains pressure conditions.
• Mechanical Control Panel: Simple, user-friendly mechanical thermostat with easy temperature adjustment and illuminated on/off switch.
• Compact Vertical Design: Dimensions of 595 mm height x 435 mm diameter x 457 mm installation depth; fits effortlessly in tight spaces like cupboards or utility rooms.
• IP24 Rated & CE Certified: Suitable and safe for bathroom installation with compliance to UK and European electrical safety standards.

Product Dimensions & Weight

• Height: 595 mm
• Diameter: 435 mm
• Installation Depth: 457 mm
• Weight (Empty): 17.5 kg

The compact vertical format is perfect for UK homes or commercial properties where space is tight but high-pressure hot water is essential.

Why Choose the Eldom Spectra 50 Litre Unvented Water Heater?

This unvented model combines robust construction and smart safety features to deliver reliable, high-pressure hot water free from the limitations of vented systems. Its dry tube elements reduce maintenance and extend lifespan, while advanced insulation lowers energy costs. Designed for modern UK properties, it offers the convenience and efficiency homeowners expect from a mains pressure unvented water heater.

Technical Specifications

• Capacity: 50 litres
• System Type: Unvented (mains pressure)
• Power: 1.5 kW (2 x 800 W dry tube heating elements)
• Tank Material: Steel with zirconium-enriched enamel coating
• Insulation: 33 mm thick HFO polyurethane foam (97% closed cells)
• Temperature Control: Mechanical thermostat with capillary thermal cut-out
• Safety Features: Combined 3-in-1 safety valve, temperature indicator, luminous double switch
• Max Operating Pressure: Up to 7 bar (0.7 MPa)
• Water Connection: ½-inch threaded
• Dimensions (HxDiameterxDepth): 595 x 435 x 457 mm
• Weight (Empty): 17.5 kg
• Voltage: 230 V~
• IP Rating: IP24
• Certification: CE
• Energy Efficiency Class: C

Upgrade to Efficient, High-Pressure Hot Water Today

Invest in the Eldom Spectra 50 Litre Unvented Electric Storage Water Heater 1.5 kW for a compact, durable, and energy-efficient solution that delivers powerful mains pressure hot water. Perfectly suited to UK homes looking to combine convenience, reliability, and low running costs with the latest unvented cylinder benefits.

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