SKU: 80513971250

PRESTO 85 Process Systems

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Description

PRESTO 85 Process SystemsOverview Powerhouses among the process circulators. High cooling capacities enable extremely low temperatures down to 85 C possible. The high heating capacity, particularly with the A85t and the W85t, provides even more flexibility in the application. The "t" model offers increased heating capacity of 3. 1 kW. Features: For highly precise, external temperature applications Rapid heating and cooling Wide working temperature ranges without changing

Overview

Powerhouses among the process circulators. High cooling capacities enable extremely low temperatures down to -85 °C possible. The high heating capacity, particularly with the A85t and the W85t, provides even more flexibility in the application. The "t" model offers increased heating capacity of 3.1 kW.

Features:

  • For highly precise, external temperature applications
  • Rapid heating and cooling
  • Wide working temperature ranges without changing fluids
  • Highest performance with small footprint
  • Space-saving design optimizes space utilization in your lab
  • 5,7” industrial color TFT touch screen
  • USB connection
  • Ethernet
  • SD-Card slot
  • RS232
  • Modbus
  • RS485 (Accessory)
  • Profibus DP (Accessory)
  • Removable ventilation grid
  • Heating capacity up to 15 kW
  • Pump pressure up to 3.2 bar, max. flow rate 80 l/min
  • Heating capacity up to 1.5 kW (or 3.1 kW on the A85t and W85t)
  • Cooling capacity up to 2.8 kW
      Key Attributes 
      Type Circulating
      Incubation Yes
      Refrigeration Yes
      Temp Range (°C) -85 ... +250°C
      Capacity (L) N/A
      Circulation External Only
      Brand Julabo
      MaxFlow Rate (l/min) 80
      Temp Stability (°C) ±0.01 to 0.05°C
      Timer Yes
      Alarms Yes
      Digital or Mechanical Digital
      Data connection Yes
      Tank Material N/A
      Sample Agitation No
      Media Racks Available No
      Warranty (years) 1
      Weight (lb) 804

       

      Manufacturer Specifications

      Model

      A85

      A85t

      W85

      W85t

      Dimensions

      24 x 42.5 x 49.2 in.

      24 x 42.5 x 49.2 in.

      24 x 33.3 x 49.2 in.

      24 x 33.3 x 49.2 in.

      Filling volume expansion vessel

      11 l

      11 l

      11 l

      11 l

      Internal usable expansion volume

      7 l

      7 l

      7 l

      7 l

      Minimal process volume

      9.5 l

      9.5 l

      9.5 l

      9.5 l

      Active heat exchanger volume

      5 l

      5 l

      5 l

      5 l

      Weight

      804.7 lbs

      804.7 lbs

      738.5 lbs

      738.5 lbs

      Pump connections

      M30x1.5 male

      M30x1.5 male

      M30x1.5 male

      M30x1.5 male

      Cooling Water Connection

      N/A

      N/A

      G¾ in.

      G¾ in.

      Working temperature range

      -85.0 ... +250.0 °C

      -85.0 ... +250.0 °C

      -85.0 ... +250.0 °C

      -85.0 ... +250.0 °C

      Temperature stability

      +/-0.05 ... +/-0.1 °C

      +/-0.05 ... +/-0.1 °C

      +/-0.05 ... +/-0.1 °C

      +/-0.05 ... +/-0.1 °C

      Setting the resolution of the temperature display

      0.01 °C

      0.01 °C

      0.01 °C

      0.01 °C

      Temperature display resolution

      0.01 °C

      0.01 °C

      0.01 °C

      0.01 °C

      Ambient temperature

      +5.0 ... +40.0 °C

      +5.0 ... +40.0 °C

      +5.0 ... +40.0 °C

      +5.0 ... +40.0 °C

      Data based on voltage version:

      208V/3PPE/60Hz (Without Plug)

      208V/3PPE/60Hz (Without Plug)

      208V/3PPE/60Hz (Without Plug)

      208V/3PPE/60Hz (Without Plug)

      Heating capacity

      5.5 kW

      12.5 kW

      5.5 kW

      12.5 kW

      Cooling capacity (Medium: Ethanol)

      200°C/2.8kW | 20°C/2.5kW | 0°C/2.4kW |-20°C/2.4kW | -30°C/2.4kW | -40°C/2.4kW | -60°C/2.2kW | -80°C/0.4kW

      200°C/2.8kW | 20°C/2.5kW | 0°C/2.4kW |-20°C/2.4kW | -30°C/2.4kW | -40°C/2.4kW | -60°C/2.2kW | -80°C/0.4kW

      200°C/2.8kW | 20°C/2.5kW | 0°C/2.4kW |-20°C/2.4kW | -30°C/2.4kW | -40°C/2.4kW | -60°C/2.2kW | -80°C/0.4kW

      200°C/2.8kW | 20°C/2.5kW | 0°C/2.4kW |-20°C/2.4kW | -30°C/2.4kW | -40°C/2.4kW | -60°C/2.2kW | -80°C/0.4kW

      Pump capacity flow rate

      35 ... 80 l/min

      35 ... 80 l/min

      35 ... 80 l/min

      35 ... 80 l/min

      Pump capacity flow pressure

      7 ... 43.5 psi

      7 ... 43.5 psi

      7 ... 43.5 psi

      7 ... 43.5 psi

      Viscosity max.

      50 cST

      50 cST

      50 cST

      50 cST

      Refrigerant stage 1

      R507

      R507

      R507

      R507

      Global Warming Potential for R507

      3985

      3985

      3985

      3985

      Filling volume

      1600 g

      1600 g

      1600 g

      1600 g

      Carbon dioxide equivalent

      6.376 t

      6.376 t

      6.376 t

      6.376 t

      Refrigerant

      R23

      R23

      R23

      R23

      Global Warming Potential for R23

      14800

      14800

      14800

      14800

      Filling volume

      680 g

      680 g

      680 g

      680 g

      Carbon dioxide equivalent

      10.064 t

      10.064 t

      10.064 t

      10.064 t

      Cooling of compressor

      2-stage Air

      2-stage Air

      2-stage Water

      2-stage Water

      Cooling water pressure max.

      N/A

      N/A

      87 ... 79.8 psi

      87 ... 79.8 psi

      Cooling water difference pressure

      N/A

      N/A

      7.3 bar

      7.3 bar

      Cooling water temperature max.

      N/A

      N/A

      30 °C

      30 °C

      1.0Cooling water consumption

      N/A

      N/A

      2 ... 6 l/min

      2 ... 6 l/min

      Sound pressure level

      69 dbA

      69 dbA

      69 dbA

      69 dbA

      Classification according to DIN12876-1

      Classification III (FL)

      Classification III (FL)

      Classification III (FL)

      Classification III (FL)

      IP Code according to IEC 60529

      IP 20

      IP 20

      IP 21

      IP 20

      Pump type

      Centrifugal Pump (Magnetically coupled)

      Centrifugal Pump (Magnetically coupled)

      Centrifugal Pump (Magnetically coupled)

      Centrifugal Pump (Magnetically coupled)

      External pt100 sensor connection

      integrated

      integrated

      integrated

      integrated

      2nd external Pt100 sensor connection

      accessory

      accessory

      accessory

      accessory

      Integrated programmer

      8x60 steps

      8x60 steps

      8x60 steps

      8x60 steps

      Temperature control

      ICC

      ICC

      ICC

      ICC

      Absolute temperature calibration

      3 Point Calibration

      3 Point Calibration

      3 Point Calibration

      3 Point Calibration

      Temperature display

      5.7" TFT Touchscreen

      5.7" TFT Touchscreen

      5.7" TFT Touchscreen

      5.7" TFT Touchscreen

      Temperature setting

      Touchscreen

      Touchscreen

      Touchscreen

      Touchscreen

      Shipping Notes
      • Free Standard Shipping on $100+ Orders to the USA.
      • Except Preorder products are shipped in 48 hours.
      • Delivery to the USA:
      1. Standard Shipping : 3-10 business days
      • If time is of the essence, please consider selecting expedited delivery for faster service.
      Exchange/Return Notes
      • We offer a 30-day return/exchange service after receiving.
      • Final sale items are not eligible for returns or exchanges.
      • To process your return/exchange, please contact us at [email protected]
      • Please click here for more details>>> Return & Exchange Policy
      SKU: 80513971250

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      Lh2oson
      Boise, US
      ★★★★★ 5
      Class and elegance
      Color: Gold
      I absolutely love this watch! My grandson also loved mine so I bought him one for Christmas. This is the 4th Citizen watch I have purchased. 2 are ecodrive and 2 are battery powered. I have to say I do like the battery powered watches better for their weight, lots lighter on your wrist than the ecodrive I regularly used to wear. This watch has taken a beating, as it seems like I'm always hitting the face on something, and has performed beautifully. I figured that I would've replaced the crystal by now but I haven't had to. My grandson admired and wanted mine, (I can't part with it because it has special meaning) so I bought him the identical model. I have worn mine in water, extreme cold, and out to dinner. It looks and performs beautifully. This watch is classy, elegant and beautiful and it's not a giant timepiece although you may have to take it to your local jeweler for band sizing. There's videos on u tube but I don't recommend trying that for taking links out. I say beautiful because as a woman wearing this watch it's not overwhelming and screaming look at me I'm wearing a man's watch. However this watch is handsome looking on men, my husband and grandson lol. The band is smooth, doesn't kink or pinch my wrist and when fitted properly it doesn't end up face down or sliding over and staying over on the outside of my wrist. Only drawback for me is I'm not used to the day dial and sometimes when setting the time bc some months are shorter I tend to be a day ahead, easy fix. I've gotten lots of compliments on this watch and would definitely buy it again
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on February 10, 2024
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      Nick Brook
      Waukegan, US
      ★★★★★ 5
      5-Star Review: Sleek, Reliable, and Worth Every Penny!
      Color: Gold, Color: Gold
      I recently purchased this Citizen watch, and I'm thoroughly impressed! The design is sleek and modern, perfect for both casual and formal occasions. The Eco-Drive technology is a game-changer-no battery changes needed, just sunlight or indoor light to keep it running. The build quality feels premium, and the stainless steel band is comfortable yet durable. It keeps time accurately, and the dial is easy to read. For the price, this watch offers exceptional value and style. Highly recommend it to anyone looking for a reliable, eco-friendly timepiece!
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      Reviewed in the United States on February 11, 2025
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      Amazon Customer
      Omaha, US
      ★★★★★ 5
      Quality
      Color: Gold
      Great a little loss on the wrist but, great. Happy with my choice. ☆☆☆☆☆
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      Reviewed in the United States on May 26, 2026
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      Laura Beatriz Lorenzo Rodríguez
      West Palm Beach, US
      ★★★★★ 5
      Muy cómodo y puedes llevar en cualquier ocasión
      Color: Silver Bracelet, Black Dial, Color: Silver Bracelet, Black Dial
      Demasiado cómodo Muy lindo y puedes usarlo todo el tiempo una de mis mejores compras puedes llevar lo mismo de dos q de noche
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      Reviewed in the United States on May 30, 2026
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      Peggy McLane
      Birmingham, US
      ★★★★★ 4
      Good watch
      Color: Gold
      Nice looking watch and works well
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on July 7, 2025

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