Fisher & Paykel MR480 Humidifier

The Fisher & Paykel MR480 is a non-heated wire respiratory humidifier that employs Proportional Integral Derivative (PID) control for consistent heater plate temperature regulation. It features YSI 400-compatible thermistors with fast-response probes for temperature sensing at the patient end and chamber outlet, displayed on a 14mm, three-digit LED from 5.0 to 80.0°C, indicating 'Lo' below 5.0°C.