TOSOT TSTSUA12K23WT Aoraki Mini-Split Single Zone Air Conditioner System with 12,000 BTU, 750 sq. ft. Cooling Area, Heat Pump, Wi-Fi Enabled, Energy Star (230 Volts) (Black)







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TOSOT TSTSUA12K23WT Features
12,000 BTU Mini-Split Heat Pump Air Conditioner
- For spaces up to 750 sq. ft
- 19 SEER2 high-efficiency air conditioner
- Built-in heat pump
- Noise level: 44/39/35/30 decibels
- Operates in Extreme Temperatures from -22°F to 122°F
- R32 Refrigerant
- 5-Year warranty for the whole unit
- 16ft line set included
Industrial Leading Efficiency
The TOSOT Aoraki Series mini split air conditioner offers energy-efficient cooling and heating with a SEER2 rating up to 24.5. Certified by ENERGY STAR and AHRI, it qualifies for tax credits.
Save up to 36% on Your Energy Bills
Aoraki isn’t just efficient—it’s smart with your money. Compared to a 16 SEER system, it can lower your energy bills by up to 36%. Thanks to its inverter compressor, it avoids the energy waste of constant on-off cycling.
Compatible with ERV System (Energy Recover Ventilator)
Breathe fresher air with an optional accessory! The Aoraki mini-splits AC series can be used with the ERV (Energy Recovery Ventilator) fresh air exchanger kit (optional) for two-way ventilation.
Less Buzz, More Breeze
The sound at low fan speed is only 20db. You can sleep peacefully at night.
Comfort That Keeps Up with Your Life
Whether you're dealing with a heatwave or an icy winter morning, this unit is built to keep your space just the way you like it.
- 12,000 BTU Cooling - Handles heat up to 122F
- 12,000 BTU Heating - Withstands cold down to -22F
- 7 Fan Speeds - Delivers airflow up to 559 CFM
Smart Humidity Control
Unlike traditional ACs that dry the air too much the Aoraki mini-split
maintains humidity within a comfortable range for a more pleasant experience.
Remote Control
You can control your Aoraki Split AC remotely via voice or your phone. If you have at least one of the TOSOT products as the main device, you can control multiple devices at the same time.
Auto Brightness Adjustment
Automatically adjusts brightness for clear visibility in the day and a dimmer display at night, so it won't disturb your sleep.
Easy to Clean, Always Fresh
Removable filters and louvers make maintenance easy, keeping your air clean and fresh at all times.
5 Year Standard Warranty
Cover both the compressor and parts
With over 30 years of manufacturing experience in the AC industry, we always strive to provide the highest quality product to all our customers.
TOSOT TSTSUA12K23WT Specifications
| Width | |
| Indoor Unit Width | 33" |
| Outdoor Unit Width | 34 3/10" |
| Depth | |
| Indoor Unit Depth | 7 9/10" |
| Outdoor Unit Depth | 15 4/5" |
| Height | |
| Indoor Unit Height | 11 1/2" |
| Outdoor Unit Height | 24 2/5" |
TOSOT TSTSUA12K23WT Overview
12,000 BTU Mini-Split Heat Pump Air Conditioner
- For spaces up to 750 sq. ft
- 19 SEER2 high-efficiency air conditioner
- Built-in heat pump
- Noise level: 44/39/35/30 decibels
- Operates in Extreme Temperatures from -22°F to 122°F
- R32 Refrigerant
- 5-Year warranty for the whole unit
- 16ft line set included
Industrial Leading Efficiency
The TOSOT Aoraki Series mini split air conditioner offers energy-efficient cooling and heating with a SEER2 rating up to 24.5. Certified by ENERGY STAR and AHRI, it qualifies for tax credits.
Save up to 36% on Your Energy Bills
Aoraki isn’t just efficient—it’s smart with your money. Compared to a 16 SEER system, it can lower your energy bills by up to 36%. Thanks to its inverter compressor, it avoids the energy waste of constant on-off cycling.
Compatible with ERV System (Energy Recover Ventilator)
Breathe fresher air with an optional accessory! The Aoraki mini-splits AC series can be used with the ERV (Energy Recovery Ventilator) fresh air exchanger kit (optional) for two-way ventilation.
Less Buzz, More Breeze
The sound at low fan speed is only 20db. You can sleep peacefully at night.
Comfort That Keeps Up with Your Life
Whether you're dealing with a heatwave or an icy winter morning, this unit is built to keep your space just the way you like it.
- 12,000 BTU Cooling - Handles heat up to 122F
- 12,000 BTU Heating - Withstands cold down to -22F
- 7 Fan Speeds - Delivers airflow up to 559 CFM
Smart Humidity Control
Unlike traditional ACs that dry the air too much the Aoraki mini-split
maintains humidity within a comfortable range for a more pleasant experience.
Remote Control
You can control your Aoraki Split AC remotely via voice or your phone. If you have at least one of the TOSOT products as the main device, you can control multiple devices at the same time.
Auto Brightness Adjustment
Automatically adjusts brightness for clear visibility in the day and a dimmer display at night, so it won't disturb your sleep.
Easy to Clean, Always Fresh
Removable filters and louvers make maintenance easy, keeping your air clean and fresh at all times.
5 Year Standard Warranty
Cover both the compressor and parts
With over 30 years of manufacturing experience in the AC industry, we always strive to provide the highest quality product to all our customers.
TOSOT TSTSUA12K23WT Specifications
| Width | |
| Indoor Unit Width | 33" |
| Outdoor Unit Width | 34 3/10" |
| Depth | |
| Indoor Unit Depth | 7 9/10" |
| Outdoor Unit Depth | 15 4/5" |
| Height | |
| Indoor Unit Height | 11 1/2" |
| Outdoor Unit Height | 24 2/5" |
TOSOT TSTSUA12K23WT Warranty & Returns
Warranty Information
Limited 5 Years
Return Policy
Returns accepted within 30 days of delivery. Item must be in original packaging and unused condition.
TOSOT TSTSUA12K23WT Why Us
Flexible Monthly Financing with Affirm
Split your purchase into easy payments over time—interest-free or with simple interest depending on your plan and eligibility.
Get Free In-Home Delivery on Orders $799+
We offer free in-home delivery to most serviceable zip codes for orders over $799.
Membership Club
Free Standard Installation
Free 1 Year Extended Warranty
Bonus Rewards
3 Level Rebate
Manufacturer rebates, instant savings, and product discounts — all in one place.
Customize your Coverage
Choose a 3- or 5-year protection plan—get 50% back if you don't use it.
Price Match Guarantee
If you find a lower price on an identical item from a local competitor or select online retailers, we will match it.