VB-40G Viscometer Heating Baths

VB-40G Viscometer Heating Baths


Ultra precise temperature control with excellent visibility. VB-G Models provide superb temperature stability as well as crystal-clear visibility required for kinematic viscosity measurement using glass capillary viscometers. 

For more information or to place an offline order call 1-800-745-2710


We Accept Trade-ins!

Don’t forget to tell us about any unused

instruments taking up space in your lab.


Operating Features 

  • +5 above room temperature to 150 .
  • Microprocessor PID control / Automatic tuning / Calibration.
  • Digital timer for delayed ON/OFF. (from 1 min to 99 hr 59 min)
  • Protection against over-temperature and low fluid level.
  • Convenient memory function of up to three frequently used temperature settings.
  • Digital LED displays.
    (0.01 resolution at 0~99.9 and 0.1 resolution at 100~150 )
  • Splash-proof keypad.
  • Simple conversion between Celsius and Fahrenheit.
  • RS-232 interface.

Constructional Features

  • Crystal-clear visibility provided by double tempered safety glass windows in front and rear sides.
  • Isolated design of agitator, heater, and sensor by a baffle plate to minimize the turbulence in the bath fluid and also to protect users and samples against direct contact.
  • Optimal temperature equilibrium achieved by a vane type stirrer with strong circulation power.
  • Operations at below or slightly above ambient temperature allowed by the included stainless steel cooling coil.
    (for operations from 10 /50 , use an optional cooling circulator)
  • 51mm holes (for glass capillary viscometer tubes) and a 12.6mm hole. (for a thermometer)
Model VB-25G VB-40G
Bath Volume (L / cu ft) 25 / 0.9 40 / 1.4
Working Temperature Range 2) ( / ) Amb. +5 to 150 / Amb. +9 to 302
Temperature Stability 1) ( / ) 0.05 / 0.09 0.1 / 0.18
Dimension Bath Opening / Depth
(W L, D) (mm / inch)
145 265, 330 / 5.7 10.4, 13.0 295 265, 330 / 11.6 10.4, 13.0
Cover Lids / Hole for Thermometer
5ea / 51, 1ea / 12.6 8ea / 51, 1ea / 12.6
Overall (W L H) (mm / inch) 492 374 547 / 19.4 14.7 21.5 642 374 547 / 25.3 14.7 21.5
Net Weight (kg / lbs) 28 / 61.7 37 / 81.6
Electrical Requirements (230V) 60Hz, 13A 50Hz, 13A 60Hz, 13A 50Hz, 13A
Cat. No. AAH43301K AAH43302K AAH43401K AAH43402K
GMI Certified Service means:
  • Healthy operation of your instrument
  • Helping to ensure the quality of your results
  • Lowering cost of ownership through multilple service agreement options
  • Prolonging instrument serviceable life
  • Safe Operation of your equipment
  • Minimizing downtime increases productivity and minimizes revenue loss
  • Instrument Evaluation Services
  • Contract Refurbishing
  • Relocation Services
  • Equipment Finder Service
  • Training Courses
  • Depot Repair
  • Instrument Decommisioning & Disposal Services
Service Agreements

Preventative Maintenance Visit
('tune up', including cleaning, lubrication, and adjustments)
1 Service Visit
Service Visit 1PM
1 Service Visit
1 2
Parts and Labor    

Discounted Parts
Discounted Labor (As needed)

Lab Equipment Replacement Parts & Accessories

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Your trusted source for new, factory clearance & certified pre-owned lab instruments since 1995.

  • We routinely save discerning laboratories 30-80% with our recertified pre-owned and factory clearance instrument offerings.

  • Quality? ISO 9001:2008 certified means we remove 100% of the risk in buying ‘used’ laboratory equipment.

  • Warranties from 90 days to a year as well as multi-year service agreements are available.

GMI is an ISO 9001:2008 certified company - proof that your instruments pass through a rigorous re-certification process to ensure that it arrives at your laboratory defect-free and in full working order.
We are neither an auction company nor an instrumentation broker. GMI employs our own factory-trained engineers to ensure full control of this process.
Unlike small-time businesses and brokers, GMI goes beyond offering money-back promises. We offer real product warranties.
Apart from our meticulous inspection processes, GMI’s available warranties and multi-year service agreements guarantee customer satisfaction - no need to go through frustrating and time-consuming product returns!
Additionally, all items are thoroughly cleaned and professionally packaged/crated with care to insure they arrive in your lab ready for use.