# COSTWAY 12000 BTU Mini Split Air Conditioner and Heater

COSTWAY Mini Split is a 12000 BTU ductless air conditioner and heater with inverter operation, remote control, and several operating modes. The listing describes cooling and heating, but also includes conflicting installation and coverage details that buyers should resolve before choosing a system.

- [Original product page](https://best-deals.pro/product/costway-12000-btu-mini-split-air-conditioner-heater)
- [View offer](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- Market: US
- Language: en-US
- Currency: USD
- Brand: COSTWAY
- Model: Mini split
- Category: Home & Kitchen > Heating, Cooling & Air Quality > Air Conditioners
- Price: 499.98 USD
- Previous price: 559.00 USD
- Discount: 11%
- Price checked: 2026-11-13T05:36:35.007Z
- Rating: 4.4 / 5
- Reviews: 1693

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Cooling and heating are described, with auto, cool, dry, heat and fan modes in the feature text.
- Inverter operation, four fan speeds, sleep and ECO modes, iFEEL and turbo are listed.
- A remote timer is described as adjustable from 0.5 to 24 hours, with remote display shutoff after inactivity.
- The feature text describes a washable filter, self-cleaning and outdoor-unit auto-defrost.
- The product text says installation should be performed by a licensed HVAC installer.

## Pros

- Cooling and heating functions offer year-round use from one listed system.
- The listed modes and fan speeds provide more control than a single cooling mode.
- A remote timer and sleep mode may be useful for bedroom use.

## Cons

- A licensed HVAC installer is specified for installation, so this is not presented as a plug-in room air conditioner.

## Specifications

### Identity
- Brand: COSTWAY
- Model: Mini split
### Cooling and heating
- Cooling capacity: 12000 british thermal units
- Heating capacity: 12300 BTU
- Rated capacity: 1 tons
- Application: Cooling and Heating
- Operating modes: Cooling
- SEER: 20
- Listed floor area: 750 square\_feet
- Refrigerant: R-32
### Features
- Listed features: 4 Way Swing, Auto Clean, Dehumidifier, Dust Filter, Eco Mode, Energy Efficient, Fast Cooling, Heating And Cooling Function, Inverter Compressor, Turbo function, iFEEL
- Filter type: washable
- Inverter: Has Inverter
- Compressor type: Scroll
- Noise level: 23 db
### Connectivity and controls
- Control method: Remote
- Power-source control: Corded Electric
### Power and efficiency
- Wattage: 1970 watts
- Air-flow efficiency: 0.14 cubic\_feet\_per\_minute\_per\_watt
### Dimensions and installation
- Form factor: Mini-Split
- Installation type: Split System
- Outdoor unit compatibility: Requires New Outdoor Unit
- Dimensions listed: 9"D x 44.5"W x 13"H
- Weight listed: 68 pounds
### Other listed details
- Color: White
- Number of heating elements: 1
- Warranty type: Limited

## Before you buy

- Listing details are inconsistent: the title and feature text describe a 12000 BTU heat-pump mini split with cooling and heating, while the details list operating mode as Cooling. The listing also gives 750 square\_feet as floor area, while customer feedback mentions a 1500-square-foot experience. Confirm the unit configuration, appropriate room size, and installation requirements before purchase. The stated warranty and coverage terms should also be confirmed for this exact listing.

## In the box

- Mini split (Included)

## A good fit for

- Buyers looking for a ductless system listed for both cooling and heating who can arrange professional HVAC installation.
- People who want remote operation, multiple modes, timer settings and a washable filter.

## Less suited to

- Anyone seeking a window-mounted or portable air conditioner that can be installed without HVAC work.
- Buyers who need confirmed room-sizing or warranty details before selecting a system.

## Customer feedback

Customer feedback highlights fast cooling, quiet operation and perceived efficiency, and some customers describe the system as good value. The listing states 12000 BTU cooling and includes a 23 db noise claim, but these product specifications do not establish individual customer experiences. Feedback is mixed on reliability, installation instructions and remote guidance, including reports of a unit stopping after three days. These concerns matter for a permanently installed HVAC system, so buyers should account for professional installation and confirm support and warranty terms.
- Positive themes: Customers describe fast cooling and appreciate quiet operation.
- Positive themes: Some customers report satisfactory heating and efficiency.
- Negative themes: Some customers report that a unit stopped working after three days.
- Negative themes: Some customers describe the wiring diagram as unhelpful and the remote instructions as lacking.
- Mixed feedback: Installation guidance receives mixed feedback, with some finding the manual detailed and others criticizing the wiring diagram.
- Mixed feedback: Remote features are described as convenient, though some customers say the instructions are inadequate.
- Mixed feedback: Reliability feedback is mixed.

## Frequently asked questions

### Does this system provide both cooling and heat?
The title and feature text describe cooling and heating, including a heat mode. The details section lists the operating mode as Cooling, so confirm the selected listing's configuration before buying.
### Does the listing specify a room size?
It lists a floor area of 750 square\_feet. Customer feedback separately mentions a unit covering 1500 square feet, so treat that larger figure as an individual reported experience, not a confirmed sizing specification.
### Can I install it myself?
The manufacturer text says installation should be done only by a licensed HVAC installer.
### What controls and modes are described?
The listing describes a remote, auto, cool, dry, heat and fan modes, four fan speeds, sleep and ECO modes, iFEEL, turbo and a 0.5-24 hour timer.

## Alternative options

- [COSTWAY 20K Dual 2 Zone Mini Split AC/Heating System, 23 SEER2 9k + 12k BTU \| WiFi Enabled Split AC w/Heat Pump & Pre-Charged, Line Set Included, 208/230V \(Blast Pro Series\)](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [YITAHOME 23 SEER2 24K BTU 3 Zone Mini Split AC/Heating System, 9000 BTU \| Tri Zone Mini Split Air Conditioner, Wifi Enabled 208-230V Ductless AC Cool Up to 1200 Sq. Ft, Compatible with Alexa](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [ROVSUN 18000 BTU Wifi Enabled Mini Split Air Conditioner & Heater with Inverter, 20 SEER2 Energy Saving 230V Ductless Split AC Unit with Pre-Charged Condenser, Heat Pump & Installation Kit](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [Mountman 12000BTU Mini Split AC/Heating System, 19SEER2 115V Energy Efficient Mini Split Air Conditioner with Heat Pump, Cools Up to 750sq.ft, Ductless Inverter AC Unit with Pre-Charged Condenser](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [Manastin 12000BTU Mini Split AC & Heating System, 19 SEER2, 115V \| High‑Efficiency Wall‑Mounted Ductless Inverter AC Unit with Heat Pump, Dual Cooling & Heating up to 750 Sq. Ft.](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [YITAHOME 12000 BTU Mini Split AC/Heating System, 115V 20 SEER2 \| Energy Efficient Inverter Split Unit AC and Heat, Wifi Enabled Compatible, Cool Up to 750 Sq. Ft](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [DELLA Umbra Series 12000 BTU Mini Split Air Conditioner, 20 SEER2 115V \| Energy Efficient, Cools Up to 550 Sq.Ft, 1 Ton Heat Pump, Alexa and Wifi, Ductless Inverter System, Pre-Charged, 16.4ft Kit](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [Cooper & Hunter 24,000 BTU 230V Wall Mount Mini Split Heat Pump, 23.5 SEER2 \| Smart Control Included, 16FT Installation Kit, Pre-Charged, Inverter, Cooling & Heating, Ductless](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [DELLA Motto Series 12000 BTU 19 SEER2 230V Mini Split AC, Energy Saving \| Cools Up to 550 Sq.Ft, Alexa and Wifi Control, Ductless Inverter System Air Conditioner, Pre-Charged Heat Pump and 16ft Kits](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [DELLA Vita 12000 BTU Mini Split Air Conditioner, 20 SEER2, 115V \| Cools up to 550 Sq. Ft, 1 Ton Heat Pump, Works with Alexa & Wifi, Ductless Inverter System, Pre-Charged, 16ft Kit](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [DELLA Vario Series 12000 BTU Mini Split AC,23 SEER2,230V,Energy Efficient \| Cools Up to 550 Sq.Ft, 1 tons, Ductless Inverter System, Work with Alexa and Wifi, Pre-Charged Heat Pump and 16.4ft Kits](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [DELLA Serena 22 SEER2 18000 BTU Mini Split AC, 230V, Energy Star \| Wifi and Alexa,1.5 Ton Pre-Charged Heat Pump, Ductless AC Unit Inverter System for Rooms up to 1000 Sq.Ft,16.4ft Install Kit](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)

## Add-ons

- [COSTWAY 9000 BTU Mini Split Air Conditioner & Heater, 20 SEER2 115V \| Wifi Enabled, Compatible with Alexa, Energy Efficient I](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)
- [COSTWAY 24000 BTU Mini Split Air Conditioner, Energy Star \| with Remote, Compatible with Alexa, Googlehome, Heat Pump, 21 SEE](https://best-deals.pro/visit/costway-12000-btu-mini-split-air-conditioner-heater)

## Images

![COSTWAY 12000 BTU Mini Split Air Conditioner and Heater — 1](https://best-deals.pro/i/Zfq6YylGhD_1634BUN0XFXoRPCrO-UsgIOgbURWqKA6JjXg3tujYP-ttrf5qtebdYBgEy7daH40mt3WhZwIgCk7FX2KzL-wa1DsyTcUObFyUfHlHIIKKXp9V.jpg)

![COSTWAY 12000 BTU Mini Split Air Conditioner and Heater — 2](https://best-deals.pro/i/zoXZLc7gfumkPB7HfBYFHd0bF1O8gNKMeiFUr2AJoaK1klB-p1aRM1S_MhHupDeM7KBp98I2U4MmtVVQPjJNCfO0wi3ppH5BVRaplYxjg2YcPlQtUxFdGl9u.jpg)

![COSTWAY 12000 BTU Mini Split Air Conditioner and Heater — 3](https://best-deals.pro/i/cmaVcXIS4xOCJarzpETNmtkNZsFLC6L_z7X9ISdquMNWwZp7pGjTd3xKkbju2i5n4UIS7vUE9tMULe0msmxJyDB_haGaagp6ydk_GUNGAslv8tf6eiWPQCJS.jpg)

![COSTWAY 12000 BTU Mini Split Air Conditioner and Heater — 4](https://best-deals.pro/i/BWCw4zBeIAkudzwbL-x3_zsswEyOWY4BNSHg2gGm29bj9Pz-Oc9_QahiHky2DbMcTmiGH2fFRqJ4WBUtLDNO79Q4cn2bnWBD7HuJjPcKZqyrspAr8J6XnlaL.jpg)

![COSTWAY 12000 BTU Mini Split Air Conditioner and Heater — 5](https://best-deals.pro/i/nLBPLFAFEqME4jVTJKl5mdRm7se1wEdYi8XtkXIVPbI6dOWa4byydpwptfYnkku6KJKUSZ9KRW3e_89Pwjzz4N5fIXk8nZLxl5y1q-BnlntftVPjj3IQUCy5.jpg)

![COSTWAY 12000 BTU Mini Split Air Conditioner and Heater — 6](https://best-deals.pro/i/0Kg73yiTT_3ZRkMEjr_u2bRHrrV87sbNhC29WQjTjbA7s2eDUZ4OhDmN2NpuGbcxuG4z-ptym2fm0ys4xo5RcW_qCLN-qyxKqRxQgoZdAAu0APTWj-od7Qc_.jpg)

![COSTWAY 12000 BTU Mini Split Air Conditioner and Heater — 7](https://best-deals.pro/i/buUIZ72Nt76V0AulMAucRs3Apph2_uRWu7S4SIFmhx_JdZbaykved-DDCKAXEod-5BOxGbgWwm8ZnJUB-86WPdtTuMwdlIMIAuwKNEDKpTpIJydLMDsamSXP.jpg)