Fujitsu 12,000 BTU 16 SEER 115V Entry Tier Wall Mounted Single Zone System - R410AFujitsu 12,000 BTU 16. 0 SEER 115V Entry Tier Wall Mounted Single Zone System is a great option where 115V service is required and efficiency isn't a priority. It's a sleek, slim styled unit that is great for single zone applications. This system comes with an out of the box 7 year compressor 5 years part warranty, 10 year warranty if its installed by a licensed HVAC tech and registered within 60 days, or a 12 year warranty if it's installed by a