Traceable® 4548TR Jumbo Fridge/Freezer Digital Thermometer; 1 Bottle Probe

Traceable® 4548TR Jumbo Fridge/Freezer Digital Thermometer; 1 Bottle Probe

The Traceable® 4548TR Jumbo Fridge/Freezer Thermometer provides highly stable temperature monitoring using a sealed glycol bottle probe that minimizes fluctuations when refrigerator or freezer doors are opened. Oversized 1.5‑inch digits allow clear viewing from up to 30 ft away, making it ideal for critical cold‑storage applications.

Model & Ordering Information

• Model: 4548TR
• Item: 94460‑82
• Description: Jumbo Fridge/Freezer Digital Thermometer; 1 Bottle Probe

Key Features

• Jumbo 1.5‑inch digits readable from up to 30 ft
• Readings update every 10 seconds
• 10‑ft cable for remote placement inside refrigerators or freezers
• Sealed glycol bottle probe minimizes rapid temperature swings
• Triple‑line display shows current, MIN, MAX, and room temperature
• Daily MIN/MAX reset
• Programmable high/low temperature alarm (1° increments)
• Includes flip‑open stand, hook‑and‑loop strips, magnetic mount, and battery
• Includes NIST‑traceable certificate from A2LA‑accredited (1750.01) laboratory
• 1‑year warranty

Technical Specifications

• Temperature Range: –58 to 158°F (–50 to 70°C)
• Accuracy: ±1°C (±2°F)
• Resolution: 0.1°
• Display: 1.5‑inch LCD
• Probe Type: Glycol bottle probe
• Cable Length: 10 ft (120 in)
• Alarm: High/low programmable
• Min/Max Function: Yes
• Battery: 1 × AAA (included)
• Dimensions (H × W): 4 3/8 in × 3 1/2 in

Applications

• Refrigerators and freezers
• Vaccine and pharmaceutical cold storage
• Incubators and environmental chambers
• General laboratory and food‑service monitoring

Each unit includes an individually numbered NIST‑traceable certificate from an ISO/IEC 17025:2017 A2LA‑accredited calibration laboratory, ensuring measurement traceability to SI units. Traceable® instruments undergo rigorous testing to deliver reliable, accurate performance without requiring separate calibration.