This delay is critical for allowing the heater coils to reach temperature before the air begins to move

Ideal for service work

250V) may align with other brands

Designed to withstand extreme environments

ensuring compatibility with standard branch circuit conductors

UEi PDT550 Digital Pocket Thermometer This delay is critical forThe UEi PDT550 Digital Pocket Thermometer is a precision engineered diagnostic tool designed for high stakes HVAC R system servicing and temperature critical environmental inspections. Rated for a comprehensive temperature range of 58F to +572F ( 50C to +300C), this waterproof digital thermometer delivers reliable accuracy across ambient air, liquid, and surface measurements. Its rugged construction features a NSF certified housing, ensuring it meets