Midea
Duo MAP14HS1TBL Smart Inverter (with heat)
The heat-pump version of the Midea Duo, the MAP14HS1TBL adds a heating mode to the same 14,000 BTU ASHRAE / 12,000 BTU SACC dual-hose inverter platform for year-round use up to 550 sq ft.
$679
List price14,000 BTU ASHRAE / 12,000 BTU SACC (DOE) cooling plus electric heat. 4-in-1: cool, heat, dehumidify, ventilate, up to 550 sq ft. Best Buy list 679 USD.
No live retailer for this exact model right now.
The closest portable monobloc you can buy today:
Whynter NEX ARC-1230WNH (cool + heat)Covers up to 550 sq ft · quiet at 42 dB In stock$759View Or look for this exact model on Amazon:
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Will it cool your room?
This unit's cooling matches your 450 sq ft room.
The portable units we list are not ENERGY STAR certified, and portables are rated on a different (SACC) basis that is not comparable to the nameplate-BTU estimate the window figure uses, so there is no honest dollar figure to show here. As a category, portables (single-hose models especially) usually run less efficiently than a comparable window unit.
At a glance
Best for year-round cooling and heating in large rooms.
Performance
- Cooling capacity
- 14,000 BTU · 12,000 BTU SACC
- Heating capacity
- Yes
- Room coverage
- up to 550 sq ft
- Energy Star
- No
- CEER
- 14.2
- Annual energy (cooling)
- Not published
Noise, size & features
- Model number
- MAP14HS1TBL
- Indoor noise
- 42 dB(A)about as loud as a quiet library
- Outdoor noise
- Not published
- Indoor unit
- 32.48 in H x 19.53 in W x 16.73 in D
- Outdoor unit
- None
- Refrigerant
- R-32
- Wi-Fi / app
- Yes
- Outdoor unit needed
- No
What is good
- The same 12,000 BTU SACC cooling as the standard Duo (no portable we listed in October 2026 delivered more), plus a heat mode for shoulder seasons
- Dual hose-in-hose inverter design, certified at CEER 14.2 on DOE's portable test
- Quiet on low (about 42 dBA) with full app and voice control
What to watch
- Most expensive portable in the lineup
- Not ENERGY STAR; heavy and bulky
Installation & the rules that apply
This is a portable monobloc. The most regulation-light option by far. No EPA Section 608 certified technician is needed because the refrigerant circuit is factory-sealed and never opened, no building or mechanical permit is triggered since nothing is fixed to the structure, and a landlord has little ground to refuse a unit that leaves no permanent alteration. The real constraints are your lease or HOA rules on how the window kit looks from outside, and noise to neighbours.
Plug and play
R-32
Common questions about the Midea Duo MAP14HS1TBL Smart Inverter (with heat)
- How loud is the Midea Duo MAP14HS1TBL Smart Inverter (with heat)?
- 42 dB(A) indoors, about as loud as a quiet library.
- How energy-efficient is the Midea Duo MAP14HS1TBL Smart Inverter (with heat)?
- Its efficiency rating is CEER 14.2.
- What size room does the Midea Duo MAP14HS1TBL Smart Inverter (with heat) cool?
- It is rated to cool a room up to 550 sq ft, which matches its SACC: ENERGY STAR's sizing chart gives the 12,000 BTU (SACC) the Department of Energy certifies it at a room up to 550 sq ft. Its box says 14,000 BTU.
- Do I need a professional to install the Midea Duo MAP14HS1TBL Smart Inverter (with heat)?
- No. It is a portable monobloc you can fit yourself, no professional needed. No permission needed.
- Does the Midea Duo MAP14HS1TBL Smart Inverter (with heat) heat as well as cool?
- Yes. It also heats.
Is a portable even the right type?
Compare portables against the other types on price, noise, efficiency and install.
Buying guides for a portable monobloc like this
The questions buyers ask, answered from live prices and real specs. See where a portable monobloc like this fits.
More portable units around 14,000 BTU
Editor's pickMidea
Duo MAP14S1TBL Smart Inverter
The Midea Duo MAP14S1TBL is a dual-hose inverter portable rated 14,000 BTU ASHRAE / 12,000 BTU SACC with a certified CEER of 13.8; in October 2026 no portable we listed delivered more real cooling.
$499
Plug and play
