1 / 7Manastin 12000 BTU Mini-Split AC and Heater, 19 SEER2, 230V
Mini-Split Heater: Manastin’s 12000 BTU Mini Split AC & Heating System is a 230-volt ductless inverter unit listed with 19 SEER2 and heating and cooling modes. The listing describes operation for rooms up to 750 square feet, but buyers should verify that capacity is suitable for their space and account for professional installation.
At a glance
- The listing describes a ductless split system with inverter operation and both cooling and heating.
- Features listed include Eco, sleep, silent, and fast cooling modes, alongside Auto, Fan, and Dry operation.
- The claimed room coverage is up to 750 square feet. Actual suitability depends on the space and installation.
Reference price: $529.99
Price checked: Nov 14, 2026
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Pros and cons
Pros
- Heating and cooling in one listed system can serve multiple seasons.
- The listing includes several operating modes and four fan-speed settings.
- The manufacturer describes washable filters and an automatic defrost function.
Cons
- Professional installation is required, so this is not a plug-in room air conditioner.
Technical specifications
24 specifications| Brand | Manastin |
|---|---|
| Model | Manastin Mini Split Air Conditioner & Heater with Inverter, 19 SEER2 Energy Saving AC Unit, Complete Installation Kit |
| Cooling capacity | 12000 british thermal units |
|---|---|
| Heating capacity | 12300 BTU |
| Listed coverage | 750 square_feet |
| Efficiency rating | 19 |
| Listed modes | Cooling, Heating, Auto, Fan, and Dry |
| Listed fan speeds | Low, Medium, High, Auto |
| Special features | Eco Mode, Fast Cooling, Heating & Cooling Function, Silent Mode, Sleep Mode |
| Refrigerant | R-32 |
| Compressor type | rotary_vane |
| Inverter | Has Inverter |
| Voltage | 230 volts |
|---|---|
| Wattage | 3561 watts |
| Annual energy consumption | 3.51 KW |
| Noise level | 41 db |
| Control methods listed | Remote Control |
|---|
| Form factor | Mini-Split |
|---|---|
| Installation type | Split System |
| Dimensions listed | 8.2"D x 32.3"W x 11.9"H |
| Weight listed | 89.3 pounds |
| Installation guidance | professional installation is required |
| Color | White |
|---|---|
| Warranty description | 1 year |
What to know before buying
Listing details to confirm
The listing has inconsistent efficiency wording: its title and model name say 19 SEER2, while the detail field labels the rating as SEER and gives 19. The listed annual energy consumption is 3.51 KW, whose measurement basis is not explained. Cooling and heating capacity, coverage, and 41 db noise are listing claims, not independently confirmed measurements. The model name claims a complete installation kit and the feature text says accessories are included, but the explicit included-components field names only a remote control and compressor. Confirm kit contents and installation requirements for the selected listing before purchase.
What’s in the box
Included- Remote control
- Compressor
Who is it for?
A good fit for
- Buyers seeking a ductless system with both heating and cooling for a residential room.
- Households with a suitable 230-volt supply and access to professional mini-split installation.
- People who want selectable sleep, Eco, fan, and dry modes.
Less suited to
- Renters or buyers seeking a portable, plug-in air conditioner.
- Anyone needing independently confirmed performance for a particular room or climate.
Customer reviews on Amazon
- 5 stars
71% 71% - 4 stars
8% 8% - 3 stars
8% 8% - 2 stars
2% 2% - 1 star
11% 11%
Customer feedback reports favorable impressions of build quality, installation, cooling, quiet operation, energy use, and reliability. These perceptions may matter to buyers considering an inverter system for a bedroom or other occupied room, but they do not verify the listed capacities, noise level, energy figures, or installation-kit contents. The overall ratings include both positive and critical responses, so experiences are not uniformly favorable.
Positive themes
- Customer feedback describes the unit as well-built and reports satisfaction with cooling, installation, quiet operation, energy use, and reliability.
Frequently asked questions
Does this unit provide both heating and cooling?
Yes. The listing describes heating and cooling operation, with a listed cooling capacity of 12000 british thermal units and heating capacity of 12300 BTU.
What electrical supply does it list?
The listed voltage is 230 volts. Confirm that your electrical supply and installation plan are suitable before ordering.
Can it be installed without a professional?
The product feature text says professional installation is required. It describes the unit as a split system.
What comes in the package?
The explicit included-components field lists a remote control and compressor. Separate listing text claims a complete installation kit and accessories, so check the selected listing for the exact kit contents.
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