Field Instruments

Product Overview

The testo 608-H1 Thermo-Hygrometer is a reliable and cost-effective instrument designed for continuous indoor climate monitoring. It measures and displays relative humidity, temperature, and dew point simultaneously, making it ideal for offices, warehouses, laboratories, museums, server rooms, and storage areas where stable environmental conditions are critical.

Equipped with a large, easy-to-read LCD, the testo 608-H1 allows clear visibility even from a distance. Its long-term stable humidity sensor ensures dependable measurement accuracy over many years, while features such as min/max value display and a battery status indicator make it practical for everyday monitoring without frequent maintenance.

Key Features

• Continuous Measurement – Relative humidity, temperature, and dew point
• Large Clear LCD Display – Easily readable from a distance
• Min / Max Value Display – Track environmental variations
• Long-Term Stable Humidity Sensor – Reliable results over time
• Battery Status Indicator – Prevents unexpected downtime
• Wall Mount or Tabletop Use – Flexible installation options
• Low-Cost, Professional Solution – Ideal for permanent indoor monitoring

Technical Specifications

Manufacturer: Testo
Model: 608-H1
Type: Thermo-Hygrometer / Indoor Climate Monitor

Measurement Functions

Temperature (NTC Sensor)
• Range: 0 to +50 °C
• Accuracy: ±0.5 °C (at +25 °C)
• Resolution: 0.1 °C

Relative Humidity (Capacitive Sensor)
• Range: +10 to +95 %RH
• Accuracy: ±3 %RH
• Resolution: 0.1 %RH
• Long-term stability: ±1 %RH per year

Dew Point
• Range: –20 to +50 °C td

General Specifications

• Measuring rate: 18 seconds
• Display: 2-line LCD
• Power supply: 9 V block battery
• Battery life: Approx. 1 year
• Housing material: ABS plastic
• Weight: 168 g
• Dimensions: 111 × 90 × 40 mm

Environmental Conditions

• Operating temperature: 0 to +50 °C
• Storage temperature: –40 to +70 °C

Applications

• Indoor climate monitoring
• Offices and commercial buildings
• Warehouses and storage rooms
• Museums and archives
• Laboratories and clean rooms
• Server rooms and technical spaces

Why Buy from FieldInstruments.lk?

• 100% genuine Testo instruments
• Competitive pricing with fast island-wide delivery
• Trusted supplier for professional measurement solutions
• Expert local technical support and after-sales service

Fieldinstruments.lk
50/3, Angampitiya Rd, Ethul Kotte, Sri Lanka. 10100.
Phone: +94718555888 Email: info@fieldinstruments.lk