# Pioneer WYS Inverter+ (R-410A)

> Pioneer WYS Inverter+ is Pioneer's modular tool storage system. It is no longer sold new. MiniSplit Facts lists 8 products in it: 8 single-zone systems.

- Brand: [Pioneer](https://minisplitfacts.com/brands/pioneer/)
- Status: no longer sold new
- Page: https://minisplitfacts.com/lines/pioneer-wys-r410a/

WYS-19 high-wall systems. Previous generation: R-410A. Pioneer's store tags these units "R410aFinalSellout" (seen 2026-10-14); most are sold out.

## Products

Dimensions are L × W × H in inches; load is the brand's rated load. Each product's page names the source of every value.

### Single-zone systems

| Product | Size tier | Size (BTU/h) | Indoor style | Voltage | Zones | SEER2 | EER2 | HSPF2 | Cooling (BTU/h) | Heat @47 °F (BTU/h) | Heat @5 °F (BTU/h) | COP at 5 °F | Heats to (°F) | Refrigerant | ENERGY STAR | Cold climate | Lines | Line set (ft) | Wi-Fi control | Indoor dB(A) | Outdoor dB(A) | Compressor warr. (yr) | Parts warr. (yr) | Lifetime parts | Self-install warranty | Price | Store (checked) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| [Pioneer WYS Inverter+ 9,000 BTU 115V wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-9k-115v-wall-wys-19/) | — | 9000 | Wall mount | 115V | — | 21.5 | 12.5 | 9 | 9000 | 10000 | — | 1.89 | — | R-410A | — | — | Flare | 10 | — | 25 | 54 | 5 | 5 | — | Kept | — |  |
| [Pioneer WYS Inverter+ 12,000 BTU 115V wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-12k-115v-wall-wys-19/) | — | 12000 | Wall mount | 115V | — | 20.8 | 10.3 | 8.7 | 12000 | 12000 | — | 1.91 | — | R-410A | — | — | Flare | 10 | — | 26 | 55.5 | 5 | 5 | — | Kept | — |  |
| [Pioneer WYS Inverter+ 9,000 BTU wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-9k-wall-wys-19/) | — | 9000 | Wall mount | 208/230V | — | 21.7 | 12.6 | 9.1 | 9000 | 10000 | — | 1.96 | — | R-410A | — | — | Flare | 10 | — | 24 | 53 | 5 | 5 | — | Kept | — |  |
| [Pioneer WYS Inverter+ 36,000 BTU wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-36k-wall-wys-19/) | 36k | 36000 | Wall mount | 208/230V | — | 17.5 | 8.5 | 8.7 | 36000 | 36000 | — | 1.97 | — | R-410A | — | — | Flare | 10 | — | 40 | 63.5 | 5 | 5 | — | Kept | — |  |
| [Pioneer WYS Inverter+ 30,000 BTU wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-30k-wall-wys-19/) | 30k | 30000 | Wall mount | 208/230V | — | 18.6 | 10.5 | 8.7 | 30000 | 30000 | — | 1.84 | — | R-410A | — | — | Flare | 10 | — | 44 | 60 | 5 | 5 | — | Kept | — |  |
| [Pioneer WYS Inverter+ 24,000 BTU wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-24k-wall-wys-19/) | — | 24000 | Wall mount | 208/230V | — | 18 | 9 | 8.6 | 24000 | 24000 | — | 1.78 | — | R-410A | — | — | Flare | 10 | — | 35 | 60 | 5 | 5 | — | Kept | — |  |
| [Pioneer WYS Inverter+ 18,000 BTU wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-18k-wall-wys-19/) | — | 18000 | Wall mount | 208/230V | — | 19 | 10.5 | 8.7 | 18000 | 18800 | — | 2.1 | — | R-410A | — | — | Flare | 10 | — | 30 | 57 | 5 | 5 | — | Kept | — |  |
| [Pioneer WYS Inverter+ 12,000 BTU wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-12k-wall-wys-19/) | — | 12000 | Wall mount | 208/230V | — | 21.4 | 10.8 | 9.1 | 12000 | 12000 | — | 1.68 | — | R-410A | — | — | Flare | 10 | — | 22.5 | 55.5 | 5 | 5 | — | Kept | — |  |

## Questions

**What is in the Pioneer WYS Inverter+ lineup?**
MiniSplit Facts lists 8 Pioneer WYS Inverter+ products: 8 single-zone systems.

**What warranty if you install it yourself does Pioneer WYS Inverter+ have?**
8 of the 8 Pioneer WYS Inverter+ products we list have a published warranty if you install it yourself (Kept), for example the [Pioneer WYS Inverter+ 9,000 BTU 115V wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-9k-115v-wall-wys-19/) and the [Pioneer WYS Inverter+ 12,000 BTU 115V wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-12k-115v-wall-wys-19/). What the brand's warranty says when the owner installs the unit: kept, reduced, or void without a licensed installer. The quote is on the product page.

**What is the largest Pioneer WYS Inverter+ system?**
By size, the [Pioneer WYS Inverter+ 36,000 BTU wall mount system (WYS-19)](https://minisplitfacts.com/products/pioneer-wys-r410a-36k-wall-wys-19/) at 36,000 BTU/h.

**Where can I buy Pioneer WYS Inverter+?**
The stores with the most Pioneer WYS Inverter+ listings on file are Pioneer (8 products). Each product page lists every store we track, with the price and the date it was checked.


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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.