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Incubators of natural convection by air-jacket, equipped with various functions.

401 601 801 901
Operating Temperature Range
Room Temp. +5deg.C to 80 deg.C
Temp. Distribution Accuracy
±1.0 deg.C (at 37 deg.C)
Internal Capacity
97L 159L 318L 567L

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  • Fix temperature operation, Quick auto stop, Auto stop, Auto start operation are available.
  • 3 patterns, 30 steps programming are available.
  • The air-jacket method makes it possible to obtain uniform temperature distribution.
  • Samples can be observed through the inner door.
  • Equipped with self-diagnosis function, a key-lock function and an over current breaker.
  • Possible to place the models IS401/601 in piles, one over the other.
  • Various expanded function due to external communication function, temperature output terminal.
  • The operation before power failure can be resumed.

Model IS401 IS601 IS801 IS901
Circulation method Natural convection by air jacket
Operating temperature range Room temperature +5 to 80deg.C
Temp. control accuracy ±0.2deg.C ( at 37deg.C)
Temp. fluctuation ±0.4deg.C (at 37deg.C)
Temp. distribution accuracy ±1.0deg.C (at 37deg.C)
Temp. gradient 2degC ( at 37deg.C)
Time required to reach 60 deg.C Approx. 70 min  Approx. 90 min
Interior Material Stainless steel
Exterior material Cold rolled steel plate with melamine resin baking finish
Heat insulating material Glass wool
Heater Iron-chrome wire heater,
0.3kW 0.36kW 0.73kW 1.2kW
Exhaust port 30 mm I.D. ×2 pcs (on the top) 30 mm I.D. ×2 pcs (side)
Inner door 5mm thickness reinforced glass
Temp. controller PID control by microprocessor
Temp. setting method Digital setting with key
Temp display method Digital display by LED
Timer 1 min. to 99 Hrs. 59 min. and 100 Hrs. to 999 Hrs.
Min. division 1 min. or 10 min.
Operation function Fixed temperature operation, quick auto-stop, auto-stop, auto-start operation
Program operation 3 patterns, 30 steps, patterns repeat function. 
Additional functions Calibration offset function, key lock function, power failure compensation function
Heater circuit control SSR drive
Temp. sensor Pt100 / K thermocouple
Safety Device
Safety countermeasures Self diagnosis functions (temp. sensor abnormal, heater disconnection, triac short circuit, automatic overheat prevention), Key lock function, Over current breaker, Resume function.
Internal dimensions 450×480×450 600×530×500 600×530×1,000 1,070×530×1,000
External dimensions 560×606×820 710×656×870 710×655×1,611 1,180×655×1,619
Internal capacity 97L 159L 318L 567L
Shelf plate with standard load Approx. 15 kg/piece
Shelf rest step number 11 steps 13 steps 29 steps 29 steps
Shelf rest pitch 30 mm
Power source 50/60Hz AC100V 3.2 (10A) AC100V 3.8A(10A) AC100V 7.5A (10A) AC100V 12.2A (15A)
Weight Approx. 55 kg Approx. 65 kg Approx. 105kg Approx. 166 kg
Shelf plate Stainless steel, 2 pcs. Stainless steel, 3 pcs. Stainless steel, 5 pcs. Stainless steel, 10 pcs.
Shelf bracket 4 pcs. 6 pcs. 10 pcs. 20 pcs.


Control panel Interior

Exhaust port Shelf/Shelf support

Optional items
Remark Description Option Model Main Unit
Model No.
Item Code
Stand ON61 IS401/IS601 211856
  Stacking support OD40 IS401 212822
  Stacking support OD60 IS601 212823
  Stainless punching metal shelf (loading up to 15kg/shelf) - IS401 212246
  Stainless punching metal shelf (loading up to 15kg/shelf) - IS601/IS801 212266
  Stainless punching metal shelf (loading up to 15kg/shelf) - IS901 212371
Cable port, 25mm dia - IS series 281121
Cable port, 50mm dia - IS series 281122
External communication terminal (RS485) - IS series 212575
External Communication Adapter (changeable to RS232C) - IS series 281388
External Alarm Terminal  - IS401 212578
External Alarm Terminal  - IS601 212961
External Alarm Terminal  - IS801 212964
External Alarm Terminal  - IS901 212967
Time-up Output Terminal - IS401 212579
Time-up Output Terminal - IS601 212962
Time-up Output Terminal - IS801 212965
Time-up Output Terminal - IS901 212968
Temperature output terminal - IS401 212588
Temperature output terminal - IS601 212963
Temperature output terminal - IS801 212966
Temperature output terminal - IS901 212969
The item marked "●" in the column of "Remark" shall be ordered together with the main unit.

Dimension drawing
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