SunRay Grandby 3-Person Outdoor Infrared Sauna
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Small footprint, big exhale. The Grandby 300D Outdoor Infrared Sauna turns a patio corner into a year-round retreat. Its weather-sealed Canadian hemlock cabin and shingled roof stand up to the elements, while seven low-EMF carbon heaters, an intuitive LED control panel, Bluetooth audio, and fresh-air features make steady, spa-simple sessions easy for up to three adults.
Key Features
- Outdoor-Ready Hemlock: Sealed wood cabinet built to handle year-round weather.
- 7 Low-EMF Carbon Infrared Heaters: Even, gentle heat throughout the cabin.
- Shingled Roof: Classic look with long-term weather protection.
- LED Digital Controls: Set temperature, lighting, and session time with ease.
- Bluetooth Audio: Stream music, meditations, or podcasts wirelessly.
- Fresh-Air System: Oxygen ionizer + ozone air refresh to help keep air clean.
- Spacious Bench: Comfortably seats up to three adults.
- Quick Assembly: Pre-cut wall panels for straightforward two-person setup.
Specifications
| Model | Grandby 300D Outdoor Infrared Sauna |
| Seating Capacity | 3 adults |
| Heating System | 7 low-EMF far-infrared carbon panels |
| Exterior Dimensions | 87″ H × 69″ W × 47″ D |
| Interior Dimensions | 68″ H × 55″ W × 43″ D |
| Weight | 425 lbs (approx.) |
| Power Usage | 2,100 W (approx.) |
| Electrical | 120 V / 20 A dedicated outdoor circuit (GFCI), 50/60 Hz |
| Controls | LED digital panel (temp, time, lighting) |
| Audio | Bluetooth-compatible speakers |
| Air Quality | Oxygen ionizer + ozone air refresh |
| Certification | ETL / CSA (U.S. & Canada) |
What’s Included
- Outdoor-rated Canadian hemlock sauna cabin
- 7 far-infrared low-EMF carbon heating panels
- Weather-resistant shingled roof
- Bluetooth speaker system
- LED digital control panel
- Interior LED lighting & cup holders
- Oxygen ionizer & ozone air refresh system
- Pre-cut wall panels, hardware, and owner’s manual
Warranty Coverage
- Structure: 7-Year limited
- Electronics & Heaters: 1-Year limited
Warranty valid for original residential purchaser. See full terms for details and exclusions.
Why Choose the Grandby 300D?
- Compact outdoor footprint with full 3-person capacity
- Durable hemlock construction and shingled roof for year-round use
- 7 low-EMF heaters deliver consistent, comfortable infrared warmth
- Clean-air system with ionizer + ozone helps maintain fresh interior air
- ETL/CSA compliant and backed by long-term structural coverage
What Makes This Different
120V Plug-In Convenience
Runs on a dedicated 120 V / 20 A outdoor circuit—no 220 V required.
Runs on a dedicated 120 V / 20 A outdoor circuit—no 220 V required.
Outdoor-Ready Build
Weather-sealed hemlock and a shingled roof designed for the elements.
Weather-sealed hemlock and a shingled roof designed for the elements.
Clean-Air Comfort
Oxygen ionizer plus ozone refresh helps keep the cabin environment pleasant.
Oxygen ionizer plus ozone refresh helps keep the cabin environment pleasant.
Easy Assembly
Pre-cut, labeled panels make two-person setup straightforward.
Pre-cut, labeled panels make two-person setup straightforward.
Compare at a Glance
| Feature | Grandby 300D (This Page) | Cayenne | Burlington |
|---|---|---|---|
| Capacity | 3 adults | 4 adults | 2 adults |
| Heaters | 7 carbon (low-EMF) | 10 carbon (low-EMF) | 6 halogen infrared |
| Exterior Dimensions | 87″ H × 69″ W × 47″ D | 87″ H × 79″ W × 52″ D | 87″ H × 57″ W × 45.3″ D |
| Electrical | 120 V / 20 A dedicated | 220 V / 30 A dedicated | 120 V / 20 A dedicated |
| Air & Audio | Ionizer + ozone; Bluetooth | Ionizer + ozone; Bluetooth | Ionizer + ozone; Bluetooth |
Site Prep & Installation
- Electrical: 120 V / 20 A dedicated outdoor GFCI circuit.
- Foundation: Level, weather-protected surface (patio, pavers, or deck).
- Access: Confirm pathway width and clearances for delivery and placement.
- Weather Sealing: Inspect roof and exterior seals seasonally.
Estimated Running Costs
| Item | Typical Range | Notes |
|---|---|---|
| Electricity (30–45 min session) | ~$0.13–$0.40 | Based on 2.1 kW draw at $0.12–$0.30/kWh |
| Monthly Use (3–5x/week) | ~$3–$10 | Varies by climate and preheat time |
| Maintenance | Minimal | Wipe benches/panels; inspect roof & seals seasonally |
Shipping & Delivery
- Insured freight delivery to the continental U.S.
- Curbside service: carrier schedules a delivery window.
- Typical transit: 7–14 business days after processing.
FAQs
Does the Grandby require 220 V?
No. It’s designed for a dedicated 120 V / 20 A outdoor GFCI circuit.
How long is preheat time?
About 10–20 minutes depending on outdoor temperature and settings.
Is assembly complicated?
Two people can typically assemble in a few hours using the pre-cut, labeled panels.
What upkeep is recommended?
Wipe benches/panels, clean glass, and inspect roof & exterior seals each season.
Pro Tip: Place your Grandby on a level, weather-protected surface (patio, pavers, or deck) and connect to a dedicated outdoor GFCI outlet for safe, consistent performance year-round.
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FAQs
Shipping & Delivery
Free curbside shipping on all orders. White-glove delivery/setup available at checkout in most areas. We’ll confirm your preferred date after purchase.
Warranty
Full manufacturer warranty, registered at purchase. Need help with a claim? Our U.S. support team handles it directly with the brand.
Returns
New, uninstalled items can be returned within the brand’s policy window. We’ll help coordinate pickup and any restocking requirements.
Installation & Power
Most saunas/hot tubs require dedicated circuits. We provide spec sheets and can recommend licensed installers in your area.
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