Yamato SK Series Natural & Forced Convection Dry Sterilizers are precision-controlled, programmable sterilizers designed for efficient dry heat sterilization and drying applications in laboratories. Featuring advanced digital PID controllers and robust safety mechanisms, these units are optimized for performance, energy efficiency, and long-term reliability.
Choose from natural convection models for quiet, low-maintenance operation or forced convection models for rapid, uniform heating. With internal capacities ranging from 99L to 300L, the SK Series meets a wide range of sterilization needs for research, pharma, and industrial labs.
- SK401 / SK601: Natural convection models for economical dry sterilization
- SK801 / SK811: Forced convection models with sirocco fan for fast, uniform airflow
Specifications
Temperature Control & Performance
- SK401/601 (Natural Convection): Room temp. +5°C to 260°C
- SK801/811 (Forced Convection): Room temp. +10°C to 210°C
- Control Accuracy: ±1.0°C
- Fluctuation: ±1.5°C (natural), ±1.0°C (forced)
- Distribution Accuracy: ±5°C (natural), ±3.5°C (forced)
- Timer: 0 min to 99 hrs 59 min (1 min / 1 hr increments)
- Controller: PID microprocessor with 4-digit temp & 5-digit setting LED displays
Chamber Sizes & Dimensions
| Model | Circulation | Capacity | Internal (WxDxH) | External (WxDxH) | Weight |
|---|---|---|---|---|---|
| SK401 | Natural | 99L | 450 × 490 × 450 mm | 560 × 600 × 820 mm | ~50 kg |
| SK601 | Natural | 162L | 600 × 540 × 500 mm | 710 × 650 × 870 mm | ~62 kg |
| SK801 / SK811 | Forced | 300L | 600 × 500 × 1000 mm | 710 × 650 × 1640 mm | ~108 kg |
Key Features
- Programmable control: 99 steps, 99 patterns, repeat operation
- Calibration offset, key lock, and power recovery mode
- Power/operation time accumulation up to 65,535 hrs
- CO₂ emission and heater output tracking
- Cable port (33mm) for easy data access or sensor insertion
- Green/Orange dual LED display for easy readout and configuration
Safety Features
- Self-diagnostic system (sensor failure, SSR short, heater failure, relay contact failure)
- Independent overheat prevention device
- Earth leakage breaker
- Triac heater control with zero-cross function for safety and efficiency
Included Accessories
- Stainless steel shelf plates and brackets
- SK401/601: 2 shelves (4 brackets)
- SK801/811: 4 shelves (8 brackets)