Loading…

Hy-831c Desktop Constant Temperature and Humidity Testing Machine. Advanced Control System: Features PID+PWM+SSR for balanced temperature and humidity regulation. Extensive Program Capacity: Supports 120 programs, 1200 segments, and 999 cycles for complex tests. Premium Refrigeration Unit: Equipped with French Tecumseh compressor for ultra-low temperatures. Comprehensive Safety Protections: Includes triple over-temperature, leakage, surge, and water shortage protection. Power Failure Recovery: Automatically saves data and resumes operation after power restoration. Durable Construction: Inner chamber made of SUS#304 stainless steel with double-layer insulation.