# Gree Sapphire 18,000 BTU ceiling cassette system

> Gree Sapphire 18,000 BTU ceiling cassette system (SAP18HP230V1R32AO / CAS18HP230V1R32AH) is a 18,000 BTU system from Gree Sapphire. It has a ceiling cassette indoor unit, runs on 208/230V, is rated 27.5 SEER2, has an HSPF2 of 10, uses R-32 refrigerant, and carries a 7-year compressor warranty. Lowest in-stock price on file: $3,949 at HVACDirect (checked Oct 14, 2026).

- Line: [Gree Sapphire](https://minisplitfacts.com/lines/gree-sapphire/)
- Category: [Single-zone systems](https://minisplitfacts.com/compare/single-zone/)
- Size tier within its line: 18k
- Status: current
- Data confidence: confirmed (last verified 2026-10-14; [what this means](https://minisplitfacts.com/how-we-compare/#confidence))
- Page: https://minisplitfacts.com/products/gree-sapphire-18k-cassette/

## Specifications

| Spec | Value | Source |
|---|---|---|
| Model number | SAP18HP230V1R32AO / CAS18HP230V1R32AH | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| Size | 18,000 BTU/h | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| Indoor unit style | Ceiling cassette | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| Voltage | 208/230V | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| Outdoor unit model | SAP18HP230V1R32AO | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| Indoor unit model | CAS18HP230V1R32AH | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| SEER2 (cooling efficiency) | 27.5 | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| EER2 (efficiency at 95 °F) | 14.3 | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| HSPF2 (heating efficiency) | 10 | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| Rated cooling capacity | not published |  |
| Heating capacity at 47 °F | not published |  |
| Heating capacity at 17 °F | not published |  |
| Heating capacity at 5 °F | not published |  |
| COP at 5 °F | not published |  |
| Heats down to | not published |  |
| Refrigerant | R-32 | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| ENERGY STAR certified | not published |  |
| ENERGY STAR cold climate | not published |  |
| Line connection | not published |  |
| Wi-Fi control | not published |  |
| Indoor sound level (quietest) | not published |  |
| Outdoor sound level | 59 dB(A) | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| Compressor warranty | 7 years | [greecomfort.com](https://www.greecomfort.com/assets/documents/warranty/gree-limited-warranty-statements/gree-dfs-warranty-statement-12312021.pdf) (brand, pdf, 2026-10-14) |
| Parts warranty | 5 years | [greecomfort.com](https://www.greecomfort.com/assets/documents/warranty/gree-limited-warranty-statements/gree-dfs-warranty-statement-12312021.pdf) (brand, pdf, 2026-10-14) |
| Warranty if you install it yourself | Licensed installer required | [greecomfort.com](https://www.greecomfort.com/assets/documents/warranty/gree-limited-warranty-statements/gree-dfs-warranty-statement-12312021.pdf) (brand, pdf, 2026-10-14) |
| Outdoor unit size (W×D×H) | 37.71 × 15.82 × 25.98 in | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| Indoor unit size (W×D×H) | 22.44 × 22.44 × 10.44 in | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |
| Outdoor unit weight | 104.7 lb | [hvacdirect.com](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) (retailer, page, 2026-10-14) |

## Where to buy

| Store | Price (USD) | Availability | Checked | Link |
|---|---|---|---|---|
| HVACDirect | $3,949 | in stock | 2026-10-14 | [View at HVACDirect](https://hvacdirect.com/18-000-btu-gree-sapphire-23-seer2-single-zone-360-ceiling-cassette-mini-split-heat-pump-system-r32-230v.html) |

Prices are re-checked weekly; a date more than a month old means the store could not be re-read.

## The equivalent in other lines

Same category, same size tier (18k), different line:

- [ACiQ Extreme 18,000 BTU ceiling cassette system](https://minisplitfacts.com/products/aciq-extreme-18k-cassette/) — $2,249.99
- [ACiQ Extreme 18,000 BTU slim ceiling cassette system](https://minisplitfacts.com/products/aciq-extreme-18k-cassette-slim/) — $2,429.99
- [ACiQ Extreme 18,000 BTU floor console system](https://minisplitfacts.com/products/aciq-extreme-18k-console/) — $2,393.99
- [ACiQ Extreme 18,000 BTU concealed duct system](https://minisplitfacts.com/products/aciq-extreme-18k-duct/) — $2,349.99
- [ACiQ Extreme 18,000 BTU wall mount system](https://minisplitfacts.com/products/aciq-extreme-18k-wall/) — $1,899.99
- [ACiQ Standard 18,000 BTU ceiling cassette system](https://minisplitfacts.com/products/aciq-standard-18k-cassette/) — $1,944.99
- [ACiQ Standard 18,000 BTU slim ceiling cassette system](https://minisplitfacts.com/products/aciq-standard-18k-cassette-slim/) — $2,124.99
- [ACiQ Standard 18,000 BTU floor console system](https://minisplitfacts.com/products/aciq-standard-18k-console/) — $2,088.99


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MiniSplit Facts lists modular tool storage from every brand side by side, with a source for every spec. [How we compare](https://minisplitfacts.com/how-we-compare/). Data as of 2026-10-14.