| Circulation method | Forced air circulation |
| Operating temp. range | Room temp. +10°C~260°C | Room temp. +10°C~210°C |
| Temp. adjustment accuracy | ±1°C (at 210°C) |
| Temp. distribution accuracy | ±2.5°C (at 210°C) |
| Max. temp. reaching time | ~90 min. | ~90 min. | ~90 min. | ~60 min. | ~60 min. |
| Interior/Exterior material | Stainless steel / Cold rolled steel plate with melamine resin baking finish |
| Heat insulating material | Glass wool |
| Heater | SUS pipe heater/0.8kW | SUS pipe heater/1.2kW | SUS pipe heater/1.5kW | SUS pipe heater/1.5kWx2 | SUS pipe heater/1.8kWx2 |
| Fan Type / Fan Motor | Scirocco fan, Condenser type motor 10W | 1pc / 30W | 2pc / 10W |
| Cable hole | 30mm I.D. (on the right side) 1pc. |
| Exhaust port | 30mm I.D. x 2 (on top) | 30mm I.D.×2 (the back) |
| Observation window | 180×180mm Chemical strengthening glassx3 | 250 x 280mm Chemical strengthening glassx3 | None |
| Temp. controller | 3 patterns program controller, PID control by microprocessor |
| Temp. setting method | Digital setting by ?/? key |
| Temp. display | Measurement temp. : Digital display by green LED / Setting temp. : Digital display by red LED |
| Timer | 1 min. to 99 Hrs. 59 min. and 100 Hrs. to 999 Hrs. 50 min. with timer wait function |
| Operation function | Fixed temperature operation, Program operation, Auto start, Auto stop, Quick Auto-stop |
| Program mode | Program operation : 3 patterns, 30 steps (30 steps×1, 15 steps×2, 10 steps×3) Pattern repeat function |
| Additional functions | Calibration off-set function, Key lock, Uninterruptible power for memory |
| Heater circuit control | SSR control |
| Sensor | K-thermocouple |
| Safety device | Self diagnostic functions (temp. sensor abnormal, Heater disconnection, SSR- short, Automatic overheating prevention), Key lock function, Overheat prevention, Electric leakage breaker with over current protection |
| Internal dimensions W×D×H | 300×300×300 mm | 450×450×450 mm | 600×500×500 mm | 600×500×1000 mm | 1070×500×1000 mm |
| External dimensions W×D×H | 410×451×670 mm | 560×601×820 mm | 710×651×870 mm | 710×651×1608 mm | 1180×651×1616 mm |
| Internal capacity | 27L | 90L | 150L | 300L | 535L |
| Shelf plate with standard load | ~15kg/piece |
| Shelf rest step number / Shelf rest pitch | 9 steps / 30mm | 11 steps / 30mm | 13 steps / 30mm | 29 steps / 30mm | 29 steps x 2 / 30mm |
| Power source 50/60Hz | 115V 7.5A 220V 4.5A | 115V 11A 220V 6.5A | 115V 12.5A 220V 7A | 220V 15A | 220V 18A |
| Weight | ~35kg | ~50KG | ~65kg | ~110kg | ~190kg |
| Shelf plate | Stainless steel, 1pc on the bottom screwed (DKN912C, 2 pcs) |
| Shelf plate / bracket | 2 pcs. / 4 pcs. | 2 pcs. / 4 pcs. | 2 pcs. / 4 pcs. | 4 pcs. / 8 pcs. | 8 pcs. / 16 pcs. |