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Yamato BOA Series Large Capacity Constant Temp Laboratory Oil Bath



Large capacity 37L oil bath with temperature control of up to 200/270°C

Operation and functions

  • High temperature distribution accuracy by adopting jet stirring
  • Advanced supportive functions
    Standard equipped with external alarm output, temperature output terminal (4~20mA, 1~5V adjustable) RS485 communication function, key lock function, calibration offset function

Safety features

  • 3 overheating preventors (Heater cut off automatically when reaching setting temperature + 6°C, overheating preventor, Individual overheating preventor)
  • Standard equipped with emergency stop switch. Forces cut off of the overcurrent circuit in case of emergency
  • Float switch for empty boil prevention
  • Float switch for oil overflow prevention
  • Glass control panel protect from liquid dripping
  • Large operation lamp lighting during operation for attention
  • Self diagnostic function, overheat prevention device, over current leakage breaker, key lock function, power failure compensation function
Temp. control rangeRT+10~200°CRT+10~270°C
Temp. adjustment accuracy±0.1°C
Temp. distribution accuracy±0.2°C±0.3°C
Max. temp. reaching time120 min.70 min.
Temp. controlPID control
SensorW sensor: Pt100Ω (Temp. adjuster) + K Thermocouple (Overheat prevention function)
Operation functionFixed Operation
Stirring methodWater Jet Stirring
HeaterSUS316 Pipe Heater 2kWSUS316 Pipe Heater 4.5kW
Safety deviceElectric leakage breaker for over current protection, Self diagnostic function, Temp. sensor error, Heater error, Automatic overheat prevention function, Overheat preventor, Independent overheat preventor (Fixed 230°C for BOA200, Fixed 300°C for BOA310), Float switch detector for overflow oil, Float switch detector, Emergency stop switch
Other functionsDrain valve, Large operation lamp, External alarm output terminal, Temp. output terminal (1~5V, 4~20mA adjustable), RS485 communication function, Key lock function, Power Failure Protection Function, Calibration Offset Function, External Communication Adapter (optional)
Oil bath dimensions WxDxH296 x 340 x 270 mm
Bath capacity37L
External dimensions WxDxH531 x 520 x 578 mm (oil bath depth 397 mm)
Power sourceAC115V 18.5A / AC220V 10A
with external transformer
AC220V 21A
with external transformer
Included accessoriesShelf 1pc., lid 1pc.
Manufacturer Suggested Price$ 4,460$ 6,580
Click on the links below to download the associated PDFs.

Constant Temperature Water Bath Overview

BOA Series Catalog

To download Operational Manual, visit our Technical Support Center

36 years as a leading scientific lab equipment provider in the United States.
All products come with a 1 year warranty.
Every product is made through environmentally conscious methods and remains eco-friendly all throughout its life cycle.