
Mitsubishi Explore M Series Indoor Units
EXPLORE M-SERIES INDOOR UNITS

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Evolution™ Extreme 24 Variable-Speed Heat Pump
284ANV
COOLING EFFICIENCY: Up to 22 SEER2
HEATING EFFICIENCY: Up to 10.5 HSPF2
COMPRESSOR TYPE: Variable-Speed -
Evolution™ Variable-Speed Heat Pump
288BNV
COOLING EFFICIENCY: Up to 18.5 SEER2
HEATING EFFICIENCY: Up to 9 HSPF2
COMPRESSOR TYPE: Variable-Speed -
Preferred™ 2-Stage Heat Pump with Intelisense™ Technology227TBN
COOLING EFFICIENCY: Up to 16 SEER2
HEATING EFFICIENCY: Up to 7.8 HSPF2
COMPRESSOR TYPE: Two-Stage -
PREFERRED™ SINGLE-STAGE HEAT PUMP
225S
COOLING EFFICIENCY: Up to 15.2 SEER2
HEATING EFFICIENCY: Up to 8.1 HSPF2
COMPRESSOR TYPE: Single-Stage -
Preferred™ Single-Stage Heat Pump with Intelisense™ Technology
246SAN
COOLING EFFICIENCY: Up to 16 SEER2
HEATING EFFICIENCY: Up to 7.8 HSPF2
COMPRESSOR TYPE: Single-Stage -
Preferred™ Compact Heat Pump
38MURA
COOLING EFFICIENCY: Up to 18 SEER2
HEATING EFFICIENCY: Up to 9.8 HSPF2

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From emergencies to routine calls, our team is always ready, day or night, to restore your comfort quickly.
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We offer flexible financing and value-packed memberships to keep your home running smoothly all year.
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Your home is in safe hands with fully certified technicians and reliable, code-compliant service.
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Serving Snohomish and King County with trusted, community-focused HVAC and electrical expertise.

Hear From Our Happy Customers
At ONESTOP, your satisfaction is our priority! See for yourself what our customers have to say about working with us.
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This company fixed a refrigerant leak that was left by a larger company in the area. They did it at a reasonable rate, they were friendly, knowledgeable, and perform the work in a timely manner. 10 out of 10 recommend.- Michael B.
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The team at OneStop really cares about their work and doing a great job for their clients. Highly recommend!- Lauriana L.
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I have to say, Onestop is top-notch, and Adam was great to work with, did not give us the run-around of what we didn’t need, as most companies seem to do. Adam was upfront and honest. Fantastic prices, exceptional customer service!- Sarah H.
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He pointed out some conditions that function best with regular inspection and recommended their maintenance program.- Missy A.
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Adam was phenomenal. He was not pushy and provided me with all my options. He even explained everything to me in great detail. He really helped me make an educated decision. He educated me on SEER ratings and the different types of furnaces that exist.- Bob C.
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The techs arrived on time, were courteous and respectful of my home, and quickly diagnosed and fixed the issue with my HVAC system. They took the time to explain the problem to me in a way that I could understand and offered solutions to prevent issues.- Travis R.
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Adam and his installers arrived the next morning, on time! The crew did a great job and were done sooner than I'd expected. They not only installed my new Trane furnace, but they also made the whole area look better and cleaner.- Carrie S.
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They went above and beyond our expectations, and I not only look forward to working with them in the future, but I feel confident and safe knowing they genuinely have our best interests in mind when doing their job. You can tell they strive for excellence- Craig M.