Quantum Water HC
250L Quantum Water Cylinder QWCd250-580
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250L Quantum Water Cylinder QWCd250-580


250L Quantum Water Cylinder QWCd250-580


The world’s most-advanced direct-electric water cylinder.

  • Unvented cylinder give high flow rates for efficient hot water delivery
  • Fully compatible with all tap fittings.
  • Light and easy to handle for simple installation.
  • Surface mounted thermostats & sensors for easy installation and maintenance
  • Smartphone app controllable via the Dimplex Control system*

Other options are available for this product.

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250L Quantum Water Cylinder QWCd250-580RF

Quantum Hot Water Cylinders are a high heat retention and high efficiency electrically heated cylinder. This allows low cost, low carbon electric water heating that can work with a demand side management system to minimise running costs and align charging periods with off peak and cheap electricity. Designed and developed by our own in-house team of experts, the Quantum cylinder is the ideal partner to the Quantum space heater for a complete heating and hot water system, or as a standalone hot water system for the electrically heated home.

* Requires additional hardware, sold separately. A Dimplex Hub is required for this product to connect to the Dimplex Control system and be controlled via the Dimplex Control smartphone app.

Technical Specifications

Key Features
ControlsElectronic thermostatic control and integrated thermal cut out.
Insulation60mm CFC/HCFD free foam
Reheat Time (mins)284
Tank Capacity (litres)250
Tank Full Indicator250
Warranty / GuaranteeInner cylinder - 25 years, Immersion heaters - 2 years (excluding the effects of limescale), Other components - 2 years
Product Identification
Product model numberQWCd250-580RF
Height (mm)1765
Width (mm)580
Weight (kg)42
Packaging Information
Pallet Quantity1
Additional Features
ConstructionDuplex stainless steel inner cylinder, black HIPS/ABS (from 100% recycled materials) outer casing.
Heat Loss in 24 Hours (kW/24hr)1.51
Sensor TypeSurface mounted

Manuals & Guides

Instruction manuals
PDF icon QWCdRF Instruction Manual V11.pdf
September 27, 2019
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Technical Specification
PDF icon QWCdRF Series A - Issue 3.pdf
July 25, 2019
Download pdf