
Harvia Xenio CX30C-U3 Digital Control for Virta Combi 3-Phase Sauna Heater
Most in-stock products are processed within 1–2 business days, Monday–Friday.
Estimated transit times after shipment:
- Ground shipping: 3–7 business days for accessories, controls, Vital Red Light products, and some smaller heaters
- LTL freight: 5–12 business days for full sauna units, large heaters, heater-and-stone bundles, and other heavier products
Custom or made-to-order products, such as Genevas modular saunas follow different production and delivery timelines. See our Shipping Policy for full details.
Returns may be accepted within 30 days of delivery if the item is new, unused, uninstalled, and in its original packaging with all parts and accessories included. A Return Authorization (RA) is required before shipping any return. Some items are non-returnable, including used or installed products, custom-built or modified units, open-box or clearance items, and consumables such as sauna stones, oils, or aromatherapy. Custom or made-to-order products may have return restrictions. See our Return & Refund Policy for full details.
For warranty coverage, exclusions, and claim details, please review our Warranty Policy. Manufacturer warranty documentation may also be available in the Resources section of this product page, where provided.
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What Sauna Sanctum Stands For

Authorized Dealer/Reseller
Sauna Sanctum sources products through documented dealer, reseller, wholesale, distributor, and manufacturer-supported relationships. SaunaLife, Harvia, HUUM, Kohler, Finnmark, Saunum, and Rento are sourced through our approved dealer relationship with Bathing Brands. We also maintain an approved wholesale/reseller relationship with Vital Red Light and a direct manufacturer-supported relationship with Genevas.

Packed with Care & Delivered with Confidence
Orders ship by ground or freight delivery based on product size, weight, and packaging requirements. We ship within the 48 contiguous United States, with large or high-value products professionally packaged or palletized at the source for safe delivery.

Dedicated Before & After Purchase Support
From choosing the right sauna to understanding delivery and setup, our Sauna Sanctum support team is available to guide you at every step. We remain available after delivery to help with questions, documentation, warranty guidance, and next steps.