Know What You're Buying
Full specifications, what's in the box, and everything you need to plan your install.
Staying true to the company's deep Finnish roots, the Harvia 12.5G 12.5-kilowatt sauna heater provides bathers with authentic sauna experiences.
The Harvia K12.5G generates intense, pleasant heat throughout the sauna room. Harvia Club series electric sauna heaters provide years of exceptional performance, safety, and efficiency. Featuring the latest in sauna heater technology, the Harvia K12.5G is perfect for homes, health clubs, hotels, and day spas.
The Harvia K12.5G combines exceptional modern craftsmanship with the age-old tradition of Finnish sauna bathing to deliver a sauna heater without peer.
The Harvia K12.5G electric sauna heater features a large rock capacity that directly contacts the heating elements to ensure a consistent and even flow of heat.
The Harvia K12.5G sauna heating unit required Xenio control for operation is sold separately. Made in Finland of durable, corrosion-resistant stainless-steel components, the Harvia K12.5G electric sauna oven is engineered for years of safe and maintenance-free operation.
The Harvia K12.5G sauna heating unit has a power rating of 12.5 kilowatts. Choose from the 240V, single-phase (K12.5G-U1) or the 208V, three-phase (K12.5G-U3) to best suit your needs. Harvia Club Series heaters are available in a variety of power ratings.
- Floor model
- Deluxe stainless steel interior and exterior
- 12.5kW
- For sauna rooms from 494 to 742 cu. ft.
- Requires a minimum of 132lbs of stones (3 boxes-AC3000)
- Please note that each natural stone is unique in shape and size. We recommend purchasing an additional box of sauna stones to allow you to choose the highest quality of stone for fit, form, and function (Additional freight charges will apply).
- Multi-layer construction for cooler surface temperature and greater safety
- Rocks have direct contact with electric elements to filter harsh heat
- Optional 24-Hour time clock
- UL tested and listed
- ETL certified
- Designed, engineered, and made in Finland
- Dimensions: 19.9"W (505mm) x 16.9"D (429mm) x 27.6"H (701mm)
- 2-Year Warranty (Consumer Use)
- Manufacturer's Note: Sauna heater stones are significant to the unit's safety. In order for the warranty to remain valid, the user is responsible for proper maintenance.
- • K12.5G sauna heater
- • Installation and operation manual
- • 2-Year Warranty (Consumer Use)
| Model | Model | Club K12.5G |
| Kilowatt Rating (KW) | Kilowatt Rating (KW) | 12.5 kW |
| Primary Fuel | Primary Fuel | Electric |
| Minimum Adjusted Cubic Feet | Minimum Adjusted Cubic Feet | 494 |
| Maximum Adjusted Cubic Feet | Maximum Adjusted Cubic Feet | 742 |
| Voltage | Voltage | 240V/208 |
| Phase | Phase | 1PH/3 PH |
| 240V, Single Phase Amperage | 240V, Single Phase Amperage | 52.7 Amps (2-CIRCUITS) |
| 208V, 3-Phase Amperage | 208V, 3-Phase Amperage | 34.1 Amps |
| Heater Weight | Heater Weight | 60 lbs |
| Shipping Weight with Sauna Stones | Shipping Weight with Sauna Stones | 192 lbs |
| Width In Inches | Width In Inches | 19-7/8" (505mm) |
| Depth In Inches | Depth In Inches | 16.9" (429mm) |
| Height In Inches | Height In Inches | 27.6" (701mm) |
| Shipping | Shipping | Curbside delivery by appointment, palletized |
Documentation for this product is available on request — contact us and we will send it over.
Frequently Asked Questions
Yes! Shop Pay Installments may be available at checkout, allowing you to split your order into interest-free payments. Just select Shop Pay at checkout to see your options.
Warranty coverage varies by manufacturer and product. Please refer to the product page or included documentation for specific details. Warranties are provided by the manufacturer. We're happy to help connect you with the manufacturer if you have a warranty question.
We ship within the contiguous United States only. We do not currently ship to Alaska, Hawaii, PO boxes, APO/FPO addresses, or international destinations.
No. Standard curbside delivery means the carrier delivers to the curb or end of your driveway only. The driver is not required to bring items into your home, garage, or backyard, and delivery does not include unpacking, assembly, or installation.
Yes. Our store is secured with SSL encryption and all payments are processed through Shopify's secure checkout. We never store your full credit card information.
Exchanges are handled on a case-by-case basis. Contact us at info@betterbackyardstore.com with your order number and the item you'd like instead. If approved, you may be responsible for price differences, return shipping, and any applicable restocking fees.