Keep 115 V and 208/230 V variants separate
The A3D outdoor references shown use the cited 208/230 V single-phase supply. The wider brochure also contains 115 V A1C equipment.
Friedrich / Contractor equipment reference
Friedrich Floating Air Pro Heat Pumps
Compare selected R-454B Floating Air Pro outdoor models and their listed wall-mounted indoor units. Find the brochure, submittal and exact-model store lookups.
- R-454B
- Single zone
- 208/230 V models below
Plan the equipment around the job
Select the outdoor model and wall-mounted indoor pair together.
The Pro range includes different voltage and refrigerant generations. This reference stays with the selected A3D R-454B references and their listed indoor models.
Use the listed indoor unit
Record the complete FAHFW indoor model for each selected outdoor unit. A shared nominal capacity is not an approved substitution.
Include the installation materials
Check the exact installation requirements, line connections, mounting, condensate and required controls before pricing the complete package.
The numbers contractors need
Floating Air Pro model specifications
Compare the listed full models, or select one for a focused view.
3 model references · confirm current sourcing and availability with Mar-Hy.
| Reference | FPHSR12A3D12,000 Btu/h class | FPHSR18A3D18,000 Btu/h class | FPHSR24A3D24,000 Btu/h class |
|---|---|---|---|
| Outdoor model | FPHSR12A3D | FPHSR18A3D | FPHSR24A3D |
| Listed indoor model | FAHFW12A3D | FAHFW18A3D | FAHFW24A3D |
| Refrigerant | R-454B | R-454B | R-454B |
| Power: V / phase / Hz | 208/230 / 1 / 60 | 208/230 / 1 / 60 | 208/230 / 1 / 60 |
| Listed pair cooling @ 95°F: Btu/h | 12,000 | 18,000 | 24,000 |
| Listed pair heating @ 47°F: Btu/h | 12,000 | 18,000 | 24,000 |
Source: Floating Air Pro submittal, page 2; Floating Air brochure, page 11. Reviewed November 11, 2026.
- Use the full model suffix and the cited document revision. Confirm current sourcing with Mar-Hy; these model references are not live availability.
- The listed equipment does not establish an approved combination by shared capacity alone.
- Some cabinet dimensions and overcurrent-protection values differ between the brochure, submittal table and drawing. They are omitted here pending model/revision and nameplate confirmation.
Rate the complete equipment combination.
The ratings below describe the manufacturer-listed wall-mounted pairs in this reference. Confirm the full pair and applicable certified record; a different indoor selection is a separate rating question.
| Reference | FPHSR12A3D12,000 Btu/h class | FPHSR18A3D18,000 Btu/h class | FPHSR24A3D24,000 Btu/h class |
|---|---|---|---|
| Listed pair SEER2 | 23 | 21 | 22.5 |
| Listed pair HSPF2 | 10 | 10 | 9.5 |
Read it. Save it. Bring it to the job.
Floating Air Pro equipment literature
Open the manufacturer reference you need. Documents load when selected.
Customer brochureFloating Air family overview
28 pages · 14.3 MB · PDFOpen customer brochure →Pro submittalSelected R-454B single-zone generation
8 pages · 1.7 MB · PDFOpen pro submittal →
28 pages · 14.3 MB · PDFOpen customer brochure →Pro submittalSelected R-454B single-zone generation
8 pages · 1.7 MB · PDFOpen pro submittal →
Search Floating Air Pro references in the Mar-Hy document library
Check the full model, revision and system scope before using technical information. Open the selected document when needed.
Get a useful quote on the first conversation
Bring the complete equipment request.
- Full outdoor and indoor model numbers, or the existing equipment identification.
- Load calculation, heating design conditions and proposed equipment locations.
- Available electrical supply, required controls and relevant installation constraints.
- Piping route, condensate plan and the accessories needed to complete the work.
- Project schedule; request current contractor pricing and availability for the complete package.
Selection questions
Do these models have the same system efficiency?
No. Use the complete listed equipment combination and its certified ratings. Do not assign a family maximum to every model or indoor pairing.
Does a listed model mean it is available now?
These are equipment references. Confirm current contractor pricing, sourcing and availability with Mar-Hy before committing to the job.
Where should I start the selection?
Start with the load and application, then use the full model numbers and manufacturer documents to establish the equipment and required accessories.
Find it at Mar-Hy
Price the equipment. Plan the whole job.
Use the model lookup below, or ask our team to confirm sourcing, current contractor pricing and availability. Mar-Hy serves contractors in Oregon and Southwest Washington from Milwaukie.
12,000 Btu/h class
FPHSR12A3D
Look up model in the shopConfirm current price and availability in the store.
18,000 Btu/h class
FPHSR18A3D
Look up model in the shopConfirm current price and availability in the store.
24,000 Btu/h class
FPHSR24A3D
Look up model in the shopConfirm current price and availability in the store.
Keep the job references close
Find Floating Air Pro equipment documents
Explore Friedrich equipment through Mar-Hy
View Mar-Hy contractor training
Compare Mar-Hy heat-pump families