Jeio Tech OF4-05VW Advanced Windowed Forced Convection (Mechanical) Oven is designed for fast, uniform, and efficient thermal processing. Featuring a powerful forced-air circulation system, the OF4 series ensures rapid temperature recovery and uniform heat distribution, making it ideal for drying, curing, heating, and stability testing of various samples. PID control system delivers excellent stability (±0.3°C fluctuation) and uniformity (±1.9°C variation) across a temperature range of Amb.+10°C to 250°C. The advanced model includes temperature ramping, and RS-232/USB communication ports for data logging and external control, auto-tuning, 3-point calibration, 5-inch LCD touchscreen with real-time graphs, and safety protections. With reliable performance and user-friendly operation, the OF4 series is ideal for use in research, industrial, pharmaceutical, and quality control laboratories. Inner chanber: W 15 x D 13 x H 18.9 inches.