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JB Nova Unstirred Water Baths

General purpose water baths with stable temperature control, simple interface and fast heat-up.

A choice of four models with a base tray and lid included as standard.

  • Temperature range ambient +5ºC to 95ºC operation
  • Stability: ±0.5ºC
  • Unique Set and Forget® technology - fast heat-up, reliable temperature control
  • Simple, intuitive controls - quick and easy to set temperature
  • Practical front panel lock - disables front panel controls preventing unintentional changes
  • Suitable for use with heat transfer beads
  • Drain tap on 12L, 18L and 26L baths


  • Practical science demonstration, sample warming, sample preparation, QC materials, sample thawing, sample incubation, media preparation
  • Markets: Education and industry


Temperature rangeAmbient +5 to 95ºC
Temperature display and setting resolution0.5ºC
Stability (DIN 12876) @70ºC0.5ºC
Temperature settingDigital
Front panel lock
Fixed thermal cut-out
Dry start/boil dry protection
User calibration1pt
Element free tank
Drain tap (12L and above)-
Lid as standard-
User adjustable over temperature alarm-
Programmable temperature presets-
Countdown timer with audible alarm-
Supply voltage120 or 230V

Products in range


Model Number

Unit Size

JBN5 (No Lid).jpgJBN55 L
JBN12 Left Angle (Without Lid).jpgJBN1212 L
JBN18 (Without Lid).jpgJBN1818 L
JBN26 (Without Lid).jpgJBN2626 L


Drain Stopper

Recommended when using heat transfer beads, to prevent beads entering drain hole


Part No


 UWB-DSPack of 5

Polypropylene Spheres

Ideal alternative to a lid*

Part No


Packs per bath

PS-20Pack of 300 polypropylene spheres1 x 5/12L, 2 x 18/26L, 3 x 38L

Accessory Notes

* Between operating temperatures 60ºC and 100ºC and below room temperature a lid or layer of polypropylene spheres should be used.

Raised Shelves

To allow accommodation of shallow vessels


Part No


RS14 - RS raised shelve.pngRS14For 12L bath
RS22.jpgRS22For 18L bath
RS28.jpgRS28For 26L or 38L bath
RS38.jpgRS38For 38L bath

Unstirred Water Bath – Lids

Directs condensation away from immersed vessels, avoids contamination, reduces evaporation and saves energy*

 Part NoDescriptionFor
AQL5.jpgAQL5Transparent polycarbonate lidJBN5
AQL12.jpgAQL12Transparent polycarbonate lidJBN12
AQL26.jpgAQL26Transparent polycarbonate lidJBN18/JBN26
LU6.jpgLU6*Stainless steel sloping lidJBN5
LU14.jpgLU14*Stainless steel sloping lidJBN12
LU28.jpgLU28*Stainless steel sloping lidJBN18/JBN26
LF6.jpgLF6**Flat lid with 2 ring setsJBN5
LF14.jpgLF14**Flat lid with 4 ring setsJBN12
LF28.jpgLF28**Flat lid with 6 ring setsJBN18/JBN26

Accessory Notes

* lid or spheres recommended for use above 60ºC
** with ring sets of variable hole diameter to accomodate tall vessels whilst reducing evaporation

Unstirred Water Baths – Base Tray

Required if flat-bottomed flasks are to be placed directly on the base of the bath and to promote thermal convection in the bath


Part No



Unstirred Water Baths – Racks

Choice of 8 variants to accommodate different tube diameters and microtubes


Part No

Tube size Ø



Accessory Notes

No of racks accommodated in JB Nova water baths:

5 litres: 1 x J2
12 litres: 2 x J2
18 litres: 4 x J2
26 litres: 4 x J2

Liquid Sanitiser – SANIT1

New liquid stabiliser for the prevention of bacterial growth, fungal growth and slime in water baths.

Part No


SANIT14x 1L bottles with measuring cup included

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SBB Aqua Plus Boiling Baths
JB Academy Unstirred Water Baths