Proline Kryomate RP 4050 C

The air and water-cooled versions of the Proline Kryomats are available with large bath openings and volumes of between 30 and 40 liters.

Order no.: L001653


Thermostatic bath/circulator with latest microprocessor technology and integrated cooling system
Input either via cursor keys, numeric soft keys or both. Additional Tmax key for overtemperature
SelfCheck Assistant for system diagnosis
Low level and overtemperature protection for use with non-flammable liquids
Programmer with 150 temperature/time segments that can be separated into 5 programs
Adjustment of bath circulation according to application
Electronically-controlled heating of bath edge and bath bridge prevents moisture in the atmosphere from condensing and freezing at low temperatures
Back-lit graphic LCD display with high resolution and different display modes
Command console can be detached and used as remote control
Fully electronic continuous controller with PID action for internal & external control
Optically decoupled RS 232/485 interface integrated as a standard
Timer function for switching on the thermostat, entering the standyby mode or running of programs
Pump connectors on the side and in the back, installed bypass
Condenser cooling Air
Additional green LED display for temperature
EasyUse system for simple operation of the whole unit
PowerAdapt system for the use of the maximum possible amount of heat permitted by the power supply system
Option for upgrading with up to 2 interfaces (RS 232/485, Profibus, analogue or contact modules, Ethernet-USB module)
LAUDA Vario pump with 4 selectable output steps
SmartCool system for energy-saving digital cooling management including compressor on-off control
Utilises traditional refrigerants (HFCs) in accordance with European legislation to control F-gases (EU) 573/2024

Working range

Min. working temperature

-50 °C

Max. working temperature

200 °C

Temperature stability

0.05 ± K

Technical data (according to DIN 12876)

Working temperature range
-50 ... 200 °C
Ambient temperature range
5 ... 40 °C
Temperature stability
0.05 ± K
Heater power max.
3.5 kW
Max. power consumption
5 kW
Current consumption
16 A
Max. discharge pressure
0,5 bar
Max. pump flow pressure
19 L/min
Min. / max. bath volume
32.0 / 44.0 L
Dimensions (WxDxH)
600 x 700 x 1216 mm
129 kg
Power supply
400 V; 3/N/PE; 50 Hz
Power plug
Power cord with plug (IEC 60309, 5-pol, CEE, red, 16 A)
TemperaturPumpenstufeTemperiermediumKälteleistung 50 Hz
200 °C2Thermoöl5 kW
20 °C2Ethanol5 kW
0 °C2Ethanol3 kW
-20 °C2Ethanol1,6 kW
-30 °C2Ethanol1 kW
-40 °C2Ethanol0,5 kW
-50 °C2Ethanol0,25 kW


Downloads - general product data

Please select which documents you would like to see in which language:

Available documents
Available languages
Device Device category Document type Language Format File size

Chapter Cooling thermostats
Overall brochure

Bath thermostats Brochure
PDF 3,37 MB Download document Download document

Proline Kryomats (new design)

Bath thermostats Operating instructions
PDF 3,37 MB Download document Download document

Proline Kryomats

Bath thermostats Operating instructions
PDF 3,37 MB Download document Download document


There are already three products on your comparison list.
To compare other products, please delete one of the products on your comparison list.