Mitsubishi Electric systems feature the most advanced technology for delivering exceptional heat pump performance. Heating even when it’s minus 13 degrees F outdoor ambient, producing up to 100% heating capacity at 5 degrees F. Year-round comfort in extreme climates without the need for energy-consuming indoor supplemental heating devices. Hot-start technology provides warmth from the start, reducing drafts. Minimal maintenance thanks to easily accessible filters, little or no ductwork to clean, and simple wiring between the indoor and outdoor units.