SaunaCosts

Sunray Grandby 3 Person Outdoor Infrared Sauna

Infrared

Capacity
3 persons
Heater power
2.1 kW
Warranty
7 yr
Verified price
$3,990
Manufacturer photo of the Sunray Grandby 3 Person Outdoor Infrared Sauna

Specifications

Capacity3 persons
Heater power2.1 kW
Warranty7 yr
Exterior dimensions
what this meansThree figures as the manufacturer publishes them. The source does not name which is width, depth or height, so this site does not label them either.
Exterior Height: 87" x Width: 69" x Depth: 47" (Roof: 79" x 61" x 87")
Power requirementsDedicated 120V, 20 amp (ETL/CSA Certified)
WoodNatural Canadian Hemlock Wood
PlacementOutdoor

Practical numbers

Power circuit
Dedicated 120V, 20 amp (ETL/CSA Certified); no 240 V wiring needed
Cost per one-hour session
About $0.39 at the national average residential rate (May 2026); heater power times session length times your electricity rate

What stands out

  • Warranty of 7 yr is higher than 96 percent of the 197 models that list one (median: 5 yr).

Trade-offs

  • Heater power of 2.1 kW is lower than 85 percent of the 168 models that list one (median: 6 kW).

Price check

Retail pricing observed in public listings as of July 24, 2026:

$3,990.00 at Select Saunas, the only verified listing.

Buy from Select Saunas

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Where this model is listed

This model is listed in these categories:

That is everything this database holds on the Sunray Grandby 3 Person Outdoor Infrared Sauna: every figure above is verified against a primary source or left blank. Compare it against the rest, or see the others in 4 person saunas.

Prices and specifications verified July 24, 2026, and re-checked weekly after that. How these numbers are checked.