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Description
Product information updated 2026-11-11
HUUM „DROP" — this is not only an electric sauna heater, but also an item that won the 2015 Red Dot Design Award. The shape of the heater was created by designer Mihkel Masso, inspired by a water drop — the round, organic contours soften the angular sauna interior and give it contemporary elegance.
This is not just a design solution. „DROP" is made of stainless steel, using a minimal amount of metal — thus most of the heat comes from the stones, not from the metal body. Such a principle helps maintain a higher concentration of beneficial negative ions in the air, similarly to a traditional wood-fired sauna.
Why choose HUUM DROP:
- Award-winning design — Red Dot Design Award 2015, an internationally recognized quality mark.
- Compact, wall-mounted construction — takes up minimal space, suitable even for small saunas from 3 m³.
- Up to 55 kg of stones — more than in most wood-burning stoves, so the steam is more even and lasts longer.
- Possibility to be built into a bench — „DROP" can be partially recessed into the sauna bench; for this, a special flange is used, which covers the wood edges and ensures a clean finished appearance.
- Made in Estonia — full production cycle in the EU, strict quality control.
- Compatible with smart control — you can choose the HUUM UKU control panel with WiFi and control the sauna via a mobile app.
You will find the full installation diagram and safety requirements in the manufacturer's instructions (see the section „Documents" below).
Private individuals are provided 24-month warranty.
Specifications
| Model | DROP 4 | DROP 6 | DROP 7 | DROP 9 |
| Power, kW | 4,5 | 6,0 | 7,5 | 8,5 |
| Sauna volume, m³ | 3 – 7 | 5 – 9 | 7 – 11 | 8 – 13 |
| Stone capacity, kg | 55 | |||
| Stone size, cm | Ø 5 – 10 | |||
| Heater dimensions (W/H/D), mm | 390 / 590 / 335 | |||
| Weight, kg | 11 | 11 | 11 | 12 |
| Safe distance from sides, mm | 100 | 120 | 150 | 150 |
| Required installation width, mm | 590 | 630 | 690 | 690 |
| Required installation depth, mm | 435 | 455 | 485 | 485 |
| Minimum distance from floor, mm | 170 | 190 | 220 | 220 |
| Minimum distance to ceiling, mm | 310 | |||
| Power supply | 3/N~400 V | |||
| Fuses, 3 phases | 10 A | 10 A | 16 A | 16 A |
| Cable cross-section, mm² | 5 × 1,5 | 5 × 1,5 | 5 × 2,5 | 5 × 2,5 |