LG. The WM2701HV model offers a 4.5-cubic-foot-capacity stainless steel tub to reduce the number of loads; it automatically senses water hardness and detergent level, adjusting cycle length and water level to maximize efficiency. The washer achieves an MEF rating of 2.57 and a WF of 3.4, or nearly 43% and more than 120% better than current Energy Star minimum standards, respectively. The machine offers 12 cycle program choices, five wash-rinse temperature options, and variable-speed spin cycles up to 1,200 rpm. 800.243.0000.