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Harvia KIP45B 4.5 kW 240VAC

A 4.5 kW electric sauna heater from Harvia, rated by the maker for 100–211 ft³ (about 2.8–6 m³, our conversion). Every figure below is Harvia's own, linked to where it is published.

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Specifications published by Harvia (10)
Room size it is rated for
100–211 ft³ (about 2.8–6 m³, our conversion)Electric heater Harvia KIP45B 4.5 kW 240VAC Steel | Electric heaters | Harvia

As published by Harvia, read on 2026-09-22. Makers revise their products; check Harvia's current specification before you buy. Figures marked "about" are Saunakivi's unit conversions of the maker's figure.

Before you buy

  • Room size. Our heater sizing guide explains how makers adjust the rated room size for glass and uninsulated walls.

If you are looking for more

Rated for a bigger room: Saunum Air 5

Saunum rates it for 106–212 ft³ (about 3–6 m³, our conversion); Harvia rates the KIP45B 4.5 kW 240VAC for 100–211 ft³ (about 2.8–6 m³, our conversion).

Compare it with

KIP45B 4.5 kW 240VAC vs Air 5

Side by side with the Saunum Air 5. These electric heaters carry maker room-size ratings that share part of the same range.

Other electric heaters

HUUM DROP 6

HUUM · electric · 6 kW · rated for 5–9 m³ (about 177–318 ft³, our conversion)

HUUM DROP 9

HUUM · electric · 9 kW · rated for 8–13 m³ (about 283–459 ft³, our conversion)

HUUM CLIFF 9

HUUM · electric · 9 kW · rated for 8–13 m³ (about 283–459 ft³, our conversion)

KIP45B 4.5 kW 240VAC: questions answered from Harvia's specification

What is the output of the KIP45B 4.5 kW 240VAC?

Harvia lists 4.5 kW. Related question: What size sauna heater do I need?

Source: Electric heater Harvia KIP45B 4.5 kW 240VAC Steel | Electric heaters | Harvia

What size of sauna room is the KIP45B 4.5 kW 240VAC for?

Harvia rates it for 100–211 ft³ (about 2.8–6 m³, our conversion). See our heater sizing guide for how makers adjust that figure for glass and uninsulated walls.

Source: Electric heater Harvia KIP45B 4.5 kW 240VAC Steel | Electric heaters | Harvia

What voltage does the KIP45B 4.5 kW 240VAC run on?

Harvia lists 240 VAC, 60 Hz. Related question: Does a sauna heater need 240 V, or will 120 V work?

Source: Electric heater Harvia KIP45B 4.5 kW 240VAC Steel | Electric heaters | Harvia

What breaker or current does the KIP45B 4.5 kW 240VAC need?

Harvia lists min. 18.8 A fuse. The installation manual and a licensed electrician have the final word. Related question: What breaker does a sauna heater need?

Source: Electric heater Harvia KIP45B 4.5 kW 240VAC Steel | Electric heaters | Harvia

How many stones does the KIP45B 4.5 kW 240VAC hold?

Harvia lists a stone capacity of 44 lb.

Source: Electric heater Harvia KIP45B 4.5 kW 240VAC Steel | Electric heaters | Harvia

How is the KIP45B 4.5 kW 240VAC controlled?

Harvia lists: Controlled by manual switches.

Source: Electric heater Harvia KIP45B 4.5 kW 240VAC Steel | Electric heaters | Harvia

Sources

  1. Electric heater Harvia KIP45B 4.5 kW 240VAC Steel | Electric heaters | Harvia — Harvia