Washtech UD Professional Undercounter Dishwasher – 500mm Rack

The Washtech UD uses both electricity and hot water as part of each wash cycle,
with extremely low water consumption of 2.2 L/cycle.

• Electrical Max Load: 3.37 kW (datasheet)
• Typical cycle draw (1–3 min): ~0.12–0.25 kWh per cycle
• Estimated daily electrical cost (@$0.32/kWh, 40 cycles/day): ≈ $1.54/day

Hot water usage: 2.2 L/cycle at 65°C.

• Daily hot water use (40 cycles): 88 L/day
• Heating energy (@ΔT 45°C): ~4.2 MJ/day (~1.17 kWh/day)
• Hot water cost (@$0.32/kWh): ~$0.38/day

Combined running cost & CO₂

• Total daily cost: ~$1.92/day
• Annual cost: ~$700/year
• CO₂ footprint: ~1.7 kg/day ≈ 620 kg/year (AU grid factor 0.7 kg/kWh)

Efficiency advantages: extremely low water consumption, soft-start pump to reduce
breakage waste, auto-drain and self-cleaning to maintain hygienic performance, and precise
hot-water usage to reduce energy load.

At a glance

• 1/2/3 min cycles
• 2.2 L/cycle hot water
• 500 mm rack compatibility
• Approx. $700/year total running cost