---
product_id: 101272840
title: "ThermocoreT321Q-H263 18X3 Ductless Mini Split Tri 3 Zone 54,000 5 Ton 21 Seer 18000, 54000 BTU, White"
brand: "thermocore"
price: "$17984.80"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/101272840-thermocoret321q-h263-18x3-ductless-mini-split-tri-3-zone-54
store_origin: EC
region: Ecuador
---

# Energy Star Certified Whisper Technology 54,000 BTU Power ThermocoreT321Q-H263 18X3 Ductless Mini Split Tri 3 Zone 54,000 5 Ton 21 Seer 18000, 54000 BTU, White

**Brand:** thermocore
**Price:** $17984.80
**Availability:** ✅ In Stock

## Summary

> 🌟 Elevate Your Space with Thermocore's Tri-Zone Mastery!

## Quick Answers

- **What is this?** ThermocoreT321Q-H263 18X3 Ductless Mini Split Tri 3 Zone 54,000 5 Ton 21 Seer 18000, 54000 BTU, White by thermocore
- **How much does it cost?** $17984.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/101272840-thermocoret321q-h263-18x3-ductless-mini-split-tri-3-zone-54)

## Best For

- thermocore enthusiasts

## Why This Product

- Trusted thermocore brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Spacious Coverage:** Effortlessly cool or heat up to 2,700 ft², perfect for large homes or commercial spaces.
- • **Unmatched Comfort:** Experience the luxury of climate control with 3 zones tailored to your needs.
- • **Sleek & Stylish Design:** Elevate your interior with a high-quality, attractive appearance that complements any decor.
- • **Whisper-Quiet Operation:** Enjoy serene spaces with advanced whisper technology for minimal noise.
- • **Energy Efficiency Champion:** Save on bills with a 21 SEER rating, making eco-friendly living a breeze.

## Overview

The Thermocore T321Q-H263 is a powerful ductless mini-split system designed for optimal climate control across three zones, boasting a total capacity of 54,000 BTU and a remarkable 21 SEER rating. With whisper-quiet operation and energy-efficient performance, it is perfect for both residential and commercial applications, covering an impressive 2,700 ft².

## Description

ThermocoreT321Q-H263 18X3 Ductless Mini Split Tri 3 Zone 54,000 5 Ton 21 Seer 18000, 54000 BTU, White

## Features

- 54000 BTU Tri 3 Zone 5 Ton 21 Seer
- (3) 18000 BTU Indoor Air Handler Wall Mount (1) 63000 BTU Outdoor Condenser
- High Quality Design for an Attractive Appearance, Powerful Performance, and Dependable Durability
- Uses 208-230V, ETL Intertek Approved, Energy Star Certified, AHRI Certified
- Whisper Technology for Quiet Operation, Great for Bedrooms, Additions, Living Rooms and Commercial Applications.
- Area coverage of 900 + 900 + 900 ft² (2700 ft² total).

## Images

![ThermocoreT321Q-H263 18X3 Ductless Mini Split Tri 3 Zone 54,000 5 Ton 21 Seer 18000, 54000 BTU, White - Image 1](https://m.media-amazon.com/images/I/61Fo27OTAUL.jpg)
![ThermocoreT321Q-H263 18X3 Ductless Mini Split Tri 3 Zone 54,000 5 Ton 21 Seer 18000, 54000 BTU, White - Image 2](https://m.media-amazon.com/images/I/41c6e7SKkiL.jpg)
![ThermocoreT321Q-H263 18X3 Ductless Mini Split Tri 3 Zone 54,000 5 Ton 21 Seer 18000, 54000 BTU, White - Image 3](https://m.media-amazon.com/images/I/51IfzrPQPzL.jpg)
![ThermocoreT321Q-H263 18X3 Ductless Mini Split Tri 3 Zone 54,000 5 Ton 21 Seer 18000, 54000 BTU, White - Image 4](https://m.media-amazon.com/images/I/71BjT2v82hL.jpg)
![ThermocoreT321Q-H263 18X3 Ductless Mini Split Tri 3 Zone 54,000 5 Ton 21 Seer 18000, 54000 BTU, White - Image 5](https://m.media-amazon.com/images/I/41rXOJphZ4L.jpg)

---

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**Shop now:** [https://www.desertcart.ec/products/101272840-thermocoret321q-h263-18x3-ductless-mini-split-tri-3-zone-54](https://www.desertcart.ec/products/101272840-thermocoret321q-h263-18x3-ductless-mini-split-tri-3-zone-54)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-06*