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Mitsubishi Smart Multi Long Term Performance

SMART MULTI LONG-TERM PERFORMANCE

  • Single Phase Multi-Zone Heat Pump

    Model: PUMY-P

    Introducing the expansion of the S-Series (PUMY) outdoor unit lineup to include Hyper-Heating INVERTER® (H2i®) technology.Part of the CITY MULTI® family, the H2i® PUMY is a single-phase heat pump ideal for light commercial applications including banks, churches, schools, server rooms, retail centers and more.

  • Single Phase Multi-Zone Hyper-Heating Heat Pump

    Model: PUMY-HP

    The PUMY-HP H2i® Heat Pump is a single-phase Hyper-Heating INVERTER® heat pump system ideal for light commercial or large residential cold-weather applications. H2i performance provides 100% heating capacities down to 5°F and continues heating well below zero degrees. It uses the CITY MULTI® Controls Network (CMCN) to cool or heat up to 12 individual zones with a choice of indoor unit styles. Seacoast protection coating is optional.

    Capacities: 36,000 to 48,000 BTU/H

    Sound: as low as 49 dB(A)

Built on Trust. Powered by Expertise.

  • Fast, Reliable Service 24/7
    From emergencies to routine calls, our team is always ready, day or night, to restore your comfort quickly.
  • Financing & Membership Plans
    We offer flexible financing and value-packed memberships to keep your home running smoothly all year.
  • Licensed, Bonded & Insured
    Your home is in safe hands with fully certified technicians and reliable, code-compliant service.
  • Locally Owned & Operated
    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.

    "They were on time, nice, kind, honest, did their job efficiently and well."
    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.
    "12/10 recommend them for all of your HVAC needs!"
    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.
    "We had such a great experience!"
    The team at OneStop really cares about their work and doing a great job for their clients. Highly recommend!
    - Lauriana L.
    "10 out of 10!"
    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.
    "Very professional and very knowledgeable!"
    I have to say thank you to Adam for coming out and getting us all fixed up and running again. He is very professional and very knowledgeable, and got the job done quickly. I will definitely be using him from here on out. Great guy for sure!!
    - Tony N.
    "The job was extremely well done!"
    Adam and Gram came in today to install a new furnace. The job was extremely well done and completed in half a day. I couldn't be happier with their service and the quality of materials they used.
    - Chris M.
    "I can't say enough good things about the technician that came and performed the work!"
    OneStop is a top-notch company! They installed our new heat pump in no time, and we couldn't have been more pleased with the quality and professionalism. Very polite, professional, and proficient!
    - Amanda O.
    "I couldn't be happier with the experience!"
    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.

Contact ONESTOP Today!

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Areas We Serve

ONESTOP is proud to serve the homes and businesses throughout Snohomish County and the surrounding areas.

  • Arlington
  • Bellevue
  • Bothell
  • Cottage Lake
  • Edmonds
  • Everett
  • Issaquah
  • Kenmore
  • King County
  • Kirkland
  • Lake Stevens
  • Lynnwood
  • Marysville
  • Mercer Island
  • Mill Creek
  • Monroe
  • Mountlake Terrace
  • Mukilteo
  • North Lynnwood
  • Redmond
  • Renton
  • Sammamish
  • Shoreline
  • Silver Firs
  • Snohomish County
  • Union Hill-Novelty Hill