QM050RF Dimplex 500 W Quantum Heater: The Dimplex QM050RF Quantum convection panel delivers 500 W of silent, energy-efficient heating in a sleek, low-profile 650 × 450 × 58 mm white steel enclosure with integrated rear hooks for wall mounting or floor-stand operation; it uses patented Quantum smooth-panel technology to radiate even heat distribution without visible elements, features RAPID™ Heat Boost for fast-warming cycles, and includes a built-in 7-day electronic timer with boost, setback, and frost-protect modes programmable via remote control; rated IP24 for splash resistance, the heater operates silently at 230 V AC and carries a 2-year warranty and compliance with Ecodesign Lot 20 energy efficiency standards.