PRO-D3i control unit

PRO-D3I

The Harvia PRO-D3i is a professional control unit built for both private and commercial use. Its 2-part design with patented technology supports up to 4 control panels, installable inside or outside the sauna. A heating load of up to 10.5 kW — expandable with a power booster — combined with a 3.5 kW evaporator and smart humidity control delivers the perfect sauna experience. A minute-accurate timer, remote start, and adjustable heating limits of 6 to 24 hours keep you fully in control. Optional WiFi, IP65-rated power unit, and house bus integration make the PRO-D3i a lasting choice for any sauna environment.

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Item number Harvia: PRO-D3I
Type code: PRO-D3I
Electrical number (STK): 8264878
Certificates: CE EAC

2-part control unit with patented technology — supports up to 4 control panels
Installable inside or outside the sauna
Max. heating load 10.5 kW — expandable with power booster
Light and fan switchable and dimmable (max. 100 W)
Adjustable heating time limit for commercial use (6/12/18/24 h)
Minute-accurate digital timer, temperature preset, and remote start
Single or dual sensor system, eco mode, and safety device connection
Max. evaporator output 3.5 kW — humidity control with sensor or timed, post-drying programme, and additional output up to 3.5 kW or 500 W dimmable
Optional WiFi, IP65-rated power unit, user profiles and house bus connection

Technical

Features

Model	PRO-D3I
User group	HouseholdsProfessionals
Power output	10.5 kW
Control type	Controlled by a stand-alone digital control panel
Installation location	Wall
Installation orientation	Vertically
Color	Dark brown
Main material	Plastic
Temperature adjustment range ˚C, min.	30 °C
Temperature adjustment range ˚C, max.	110 °C
Ambient temperature min	-10 °C
Ambient temperature max	40 °C
Storage temperature min	-25 °C
Storage temperature max	70 °C
Control panel type	Professional D
Use environment	Interior - dry area

Measurements

Model	PRO-D3I
Height	307 mm
Width	175 mm
Depth	57 mm
Control panel width	104 mm
Control panel depth	80 mm
Power unit height	57 mm
Power unit width	175 mm
Power unit depth	307 mm
Control panel height	37 mm

Weights

Model	PRO-D3I
Net weight	1.89 kg
Control panel weight	0.17 kg
Power unit weight (without separate display´)	0.95 kg

Electrical

Model	PRO-D3I
IP Class (like: IPX4)	IPX4
Electrical Frequency	50 Hz
Supply cable (400V 3N~) mm2	5 x 2.5 mm2
Max. Connection power for light	100 W
Electrical group options	400V 3N~

Logistics

Model	PRO-D3I
EAN	9120053864914
Electrical number (STK)	8264878
Customs tariff number EU	85371098
Product unit (pcs, meters etc.)	PCS
Sales unit	pcs
Packaging materials	CardboardPlastic bag
Package height	120 mm
Package width	290 mm
Package depth	340 mm
Gross weight	2.33 kg
Cardboard weight	0.36 kg
Plastic weight	0.01 kg

Please check the product manual for updated information before use.

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