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PRO Bath and Circulation Thermostats

The new LAUDA PRO: compact, efficient, powerful.
Optimized to your application.

Real professionals do not make compromises – least of all with temperature control. We developed the new LAUDA PRO thermostats for you.

Powerful bath thermostats for precise internal temperature control from -100 up to 250 °C. And particularly efficient circulation thermostats for dynamic heating and cooling of external applications from -45 up to 250 °C.

Professional laboratory technicians get what they really need with the new LAUDA PRO: no-compromise reliable temperature control in the research environment, application technology and production.

BASE control unit.
Flexible and user-friendly.


Control your LAUDA PRO just by pushing a button and maintain an overview on the brilliant OLED displays.



Your advantages at a glance

  • Bright high contrast OLED display
  • Convenient control using softkeys and cursor keys
  • Clear menu navigation
  • Programmer with 1 program and 20 segments
  • Removable
  • Control unit for the bath thermostats can rotate through 360°
  • Temperature display in °C or °F
  • Cable extension up to 50 meters




COMMAND control unit.
Convenient multi-touch screen.


Even more convenience is offered by the COMMAND control unit, with its large color multi-touch screen and versatile functions.



Your advantages at a glance

  • Large color touch screen (5.7")
  • Multi-touch operation using freely configurable tiles – can also be operated wearing gloves
  • Zoomable graphic view
  • Programmer with 100 programs each having 50 segments
  • Weekly timer and count-down function
  • Ramp function
  • Data logging, export to USB stick
  • Individual user rights for up to 20 users
  • Removable
  • Control unit for the bath thermostats can rotate through 360°
  • Temperature display in °C or °F
  • Cable extension up to 50 meters

LAUDA PRO bath thermostats for internal temperature control.

Heating bath thermostats for rapid heating from 30 up to 250 °C and cooling bath thermostats for temperature control from -100 up to 200 °C. The bath thermostats, having volumes of 10, 20 and 30 liters, are entirely tailor-made for bath applications. This focus guarantees the highest level of temperature stability and homogeneity.

Your advantages at a glance

  • Temperature control down to -100 °C *
  • Reduced minimum fill level with full functionality
  • Rapid heating thanks to high heater power of 3.5 kW 360° access to the bath
  • Waste heat reduction as a result of hybrid cooling
  • USB and Ethernet interfaces are standard and other interface modules are available
  • Operating unit can be rotated through 360°
  • Control possible from up to 50 meters away


LAUDA PRO circulation thermostats for external applications.

Heating circulation thermostats for rapid heating from 30 up to 250 °C and cooling circulation thermostats for temperature control from -45 up to 200 °C. The LAUDA PRO circulation thermostats are the right choice for your external applications. Very low filling volume combined with a powerful Varioflex pump facilitate dynamic temperature control with minimum energy consumption.

Your advantages at a glance

  • Rapid temperature change
  • Lower operating costs thanks to low energy and material consumption
  • Control possible from up to 50 meters away
  • Waste heat reduction as a result of hybrid cooling
  • USB and Ethernet interfaces are standard and other interface modules are available

LAUDA PRO bath heating thermostats with BASE control unit

Technical features   P 10 P 20 P 30
Working temperature range °C 35...250 30...250 30...250
Temperature stability ±K 0.01 0.01 0.01
Heater power kW 3.5 3.5 3.5
Bath volume L 5.5...10 11...20 15.5...28.5
Bath opening/bath depth mm 240x150/200 300x290/200 340x385/200
Dimensions (WxDxH) mm 310x335x365 350x475x365 400x600x365
Cat.-No. 230V; 50Hz - L000001 L000002 L000003
Cat.-No. 115V; 60Hz - L000546 L000547 L000548


LAUDA PRO bath heating thermostats with COMMAND control unit

Technical features   P 10 C P 20 C P 30 C
Working temperature range °C 35...250 30...250 30...250
Temperature stability ±K 0.01 0.01 0.01
Heater power kW 3.5 3.5 3.5
Bath volume L 5.5...10 11...20 15.5...28.5
Bath opening/bath depth mm 240x150/200 300x290/200 340x385/200
Dimensions (WxDxH) mm 310x335x415 350x475x415 400x600x415
Cat.-No. 230V; 50Hz - L000004 L000005 L000006
Cat.-No. 115V; 60Hz - L000550 L000551 L000552


LAUDA PRO bath cooling thermostats with BASE control unit

Technical features   RP 2040 RP 2045 RP 3035 RP 1090 RP 2090 RP 10100
Working temperature range °C -40...200 -45...200 -35...200 -90...200 -90...200 -100...200
Temperature stability ±K 0.01 0.01 0.01 0.01 0.01 0.01
Heater power kW 3.5 3.5 3.5 3.5 3.5 3.5
Cooling output at 20 °C kW 0.8 1.5 0.8 0.8 0.8 0.4
Bath volume L 12.5...21 12.5...21 17.5...29.5 6.5...11 12.5...21 6.5...11
Bath opening/bath depth mm 300x290/200 300x290/200 340x375/200 240x150/200 300x290/200 240x150/200
Dimensions (WxDxH) mm 400x565x680 400x565x680 440x600x680 440x600x730 500x600x730 500x600x730
Cat.-No. 230V; 50Hz - L000007 L000008 L000009 L000010 L000011 L000012
Cat.-No. 115V; 60Hz - L000450 - L000451 - - -
Cat.-No. 208-220V; 60Hz - L000306 L000307 L000308 L000309 L000310 L000311


LAUDA PRO bath cooling thermostats with COMMAND control unit

Technical features   RP 2040 C RP 2045 C RP 3035 C RP 1090 C RP 2090 C RP 10100 C
Working temperature range °C -40...200 -45...200 -35...200 -90...200 -90...200 -100...200
Temperature stability ±K 0.01 0.01 0.01 0.01 0.01 0.01
Heater power kW 3.5 3.5 3.5 3.5 3.5 3.5
Cooling output at 20 °C kW 0.8 1.5 0.8 0.8 0.8 0.4
Bath volume L 12.5...21 12.5...21 17.5...29.5 6.5...11 12.5...21 6.5...11
Bath opening/bath depth mm 300x290/200 300x290/200 340x375/200 240x150/200 300x290/200 240x150/200
Dimensions (WxDxH) mm 400x565x730 400x565x730 440x600x730 440x600x780 500x600x780 500x600x780
Cat.-No. 230V; 50Hz - L000013 L000014 L000015 L000016 L000017 L000018
Cat.-No. 115V; 60Hz - L000454 - L000455 - - -
Cat.-No. 208-220V; 60Hz - L000314 L000315 L000316 L000317 L000318 L000319


LAUDA PRO heating circulation thermostats with BASE control unit

Technical features   P 2 E
Working temperature range °C 35...250
Temperature stability ±K 0.05
Heater power kW 2.5
Pump pressure/suction bar 0.7/0.4
Pump flow pressure/suction L/min 22/20
Pump connection thread mm M16x1
Filling volume L 2.4...4.4
Overall dimensions (WxDxH) mm 250x365x425
Cat.-No. 230V; 50Hz - L000019
Cat.-No. 115V; 60Hz - L000549


LAUDA PRO heating circulation thermostats with COMMAND control unit

Technical features   P 2 EC
Working temperature range °C 35...250
Temperature stability ±K 0.05
Heater power kW 2.5
Pump pressure/suction bar 0.7/0.4
Pump flow pressure/suction L/min 22/20
Pump connection thread mm M16x1
Filling volume L 2.4...4.4
Overall dimensions (WxDxH) mm 250x365x425
Cat.-No. 230V; 50Hz - L000020
Cat.-No. 115V; 60Hz - L000553


LAUDA PRO cooling circulation thermostats with BASE control unit

Technical features   RP 240 E RP 245 E
Working temperature range °C -40...200 -45...200
Temperature stability ±K 0.05 0.05
Heater power kW 2.5 2.5
Cooling capacity kW 0.6 0.6
Pump pressure/suction bar 0.7/0.4 0.7/0.4
Pump flow pressure/suction L/min 22/20 22/20
Pump connection thread mm M16x1 M16x1
Filling volume L 2.4...4.4 2.4...4.4
Overall dimensions (WxDxH) mm 300x430x675 300x430x675
Cat.-No. 230V; 50Hz - L000021 L000022
Cat.-No. 115V; 60Hz - L000452 L000453
Cat.-No. 208-220V; 60Hz - L000312 L000313


LAUDA PRO cooling circulation thermostats with CONTROL control unit

Technical features   RP 240 EC RP 245 EC
Working temperature range °C -40...200 -45...200
Temperature stability ±K 0.05 0.05
Heater power kW 2.5 2.5
Cooling capacity kW 0.6 0.6
Pump pressure/suction bar 0.7/0.4 0.7/0.4
Pump flow pressure/suction L/min 22/20 22/20
Pump connection thread mm M16x1 M16x1
Filling volume L 2.4...4.4 2.4...4.4
Overall dimensions (WxDxH) mm 300x430x675 300x430x675
Cat.-No. 230V; 50Hz - L000023 L000024
Cat.-No. 115V; 60Hz - L000456 L000457
Cat.-No. 208-220V; 60Hz - L000320 L000321

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