A 20-liter (5.28-gallon) electric water boiler is a heavy-duty countertop appliance designed for commercial spaces like cafes, offices, and catering events. It features a rust-resistant 304 stainless steel body, an adjustable thermostat (typically 40-100°C), a dispensing tap, and an internal water gauge. Standard safety features include boil-dry protection and an auto-shutoff