Form, Performance & Construction
The compact STEEL Mini 3.5kW sauna heater, with exceptionally short safety distances, is a wall-mounted model that is especially suited for modest sauna rooms. The STEEL Mini 3.5kW sauna heater is designed for sauna spaces up to 212 cubic feet (CF).Required Control and sauna stones (4 boxes) sold separately
Features
- Slender design
- Suitable for use in small saunas with limited space
- Small safety distances
- Heats up to 25% faster due to internal air duct
- For sauna rooms from 123 to 212 cu. ft.
- Works with UKU controls (sold separately)
- 133 pound stone capacity (required 4 boxes sold separately)
- Direct contact between stones and heating elements
- More exposed stones creates a longer and milder heat
- Stainless steel construction
- Stainless steel, industrial quality heating elements
- Wall-mount model
- Designed, engineered, and made in Estonia
- Dimensions: 12.6" W (320mm) x 6" D (150mm) x 38.4" H (975mm)
- Limited 5-year warranty (excluding elements)
Specifications
- Output: 3.5 kW
- Sauna Room Size: 123-212 CU. FT. cu. ft.
- Stone Capacity: 133 lbs
- Dimensions: 12.6" W (320mm) x 6" D (150mm) x 38.4" H (975mm)
- Weight: 32 lbs (14.5 kg)
- Electrical: 240V / 1PH / 14.58A
- Material: STAINLESS STEEL
- Warranty: 3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty (Excluding Elements)
- Certifications: CE, SGS, IPX4
Package Contents
3.5kW sauna heaterWall fastening bracket Installation and operation manual5-Year limited warranty (excluding elements)
Dimensions & Engineering Overview
Shipping & Delivery
Your heater is packed in high-density protective bracing to ensure sensitive electrical coils, controls, and elements arrive in flawless condition.
Complimentary Ground Shipping on all contiguous US orders $150+. Flat $14.95 for standalone small orders under $150.
When ordered alongside a sauna kit, your heater, stones, and controls are palletized and synchronized to arrive with your sauna delivery.
Manufacturer Warranty & Guarantee
Epic Sauna is an authorized direct retail partner for HUUM. Your purchase includes 100% genuine factory-certified merchandise with complete manufacturer warranty coverage and dedicated parts support.
Provides a 5-year structural warranty on heater body casting and stainless craftsmanship, with 1-year coverage on heating elements.
Returns & Cancellations
Eligible items in brand-new, uninstalled condition with complete original packaging, manuals, and pallet/crate strapping may be returned within 30 days of delivery.
Due to specialized pallet/crate packaging, technical factory inspection, and re-warehousing protocols, discretionary returns are subject to a 15% to 20% manufacturer restocking fee.
Order Cancellations Prior to Dispatch: In-stock heaters and accessories may be cancelled at zero penalty prior to warehouse departure. For made-to-order saunas, cancellations within 48 hours of order placement receive a 100% refund; cancellations requested after timber machining has commenced are subject to a 10% material handling fee if production cannot be paused.
Return Freight & Discretionary Returns: For customer-initiated returns (buyer's remorse, incorrect sizing, or site condition changes), the customer is responsible for actual return freight shipping costs. If requested, our logistics team can coordinate return freight booking under our negotiated corporate volume carrier rates and deduct the cost from your net refund.
Zero-Fee Transit Damage Guarantee: Restocking fees never apply to items damaged during transit or verified manufacturer defects. If damage is noted upon delivery on the carrier's Bill of Lading (BOL), notify support@epicsauna.com with photos within 48 hours and we will dispatch replacement components or assemblies at 100% factory expense.
Non-Returnable Items: Saunas, heaters, or electronic controls that have been assembled, wired, installed, or fired cannot be returned due to safety and electrical certification standards.
Specifications & Downloads
Electric sauna heaters typically operate on 240V single-phase power on a dedicated circuit breaker. Always consult the product manual for exact breaker amperage and wire gauge, and ensure installation is performed by a licensed electrician.
Planning Your Electrical & Site Foundation?
High-performance saunas require dedicated 240V circuit sizing, breaker verification, and level base preparation. Our certified specialists review your layout specs, calculate heater cubic footage, and coordinate curbside freight scheduling.












