The Wall SW80 BlackSteel (HSW8U1B)
Multi-circuit supplyFull published spec set
Electrical supply, as published
1-group connectionseparate circuit
| Breaker / fuse size | Not stated by manufacturerThis manufacturer does not publish a breaker size for this model. We will not calculate one — that is the electrician’s determination under your local code. |
|---|---|
| Minimum wire size | 8 AWGAs stated by the manufacturer. Your installation may require more. |
| Current draw | 33.4 A |
| Voltage / phase | 240 V 1 ph |
2-group connectionseparate circuit
| Breaker / fuse size | Not stated by manufacturerThis manufacturer does not publish a breaker size for this model. We will not calculate one — that is the electrician’s determination under your local code. |
|---|---|
| Minimum wire size | 10 AWGAs stated by the manufacturer. Your installation may require more. |
| Current draw | 22.3 A |
| Voltage / phase | 240 V 1 ph |
Core specifications
| Brand | Harvia |
|---|---|
| Model | The Wall SW80 BlackSteel (HSW8U1B) |
| Series | The Wall |
| Rated output | 8 kW, 240 V 1 ph |
| Room volume range | 177–431 ft³ (5–12 m³)5–12 m³ as published |
| Dimensions | 17 × 10.2 × 27.6 in; net 32.5 lbs |
| Rock capacity | 44 lb |
| Mounting | wall |
Controls, clearances & certification
| Control type | manual switches (built-in 1 h timer) |
|---|---|
| Control included | Yes |
| Safety clearances | front 3 in, sides 3 in, ceiling ≈3.59–3.68 ft, floor 3 ph 9.8–10 in, floor 1 ph 2.9 in |
| Certifications / listings | Not stated by manufacturer |
| Indoor / outdoor rating | Not stated by manufacturer |
What this manufacturer does not publish
We list these openly because an unpublished specification is itself information — it tells you what to ask the dealer before you buy.
- breakerAmps
- indoorOutdoorRating
- msrp
Transcription notes
SKU: HSW8U1BUL. IPX4. Minimum sauna height: 75 in / 1900 mm. Manual publishes alternative 1-group and 2-group connection figures; values are retained separately and not merged.
Where to buy
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Sources for this page
Transcribed and checked . Manufacturers revise specifications without notice; the document above is authoritative, not this page.