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Extech Instruments 39240 Waterproof Digital Thermometer

The waterproof digital thermometer offers a compact design with a 2.75-inch stainless steel stem, suitable for precision temperature measurement in liquids and solids. It features a clear digital display with 0.1° resolution, MAX/MIN temperature recall, data hold, and auto power-off for convenience. Its waterproof housing allows complete submersion, making it ideal for harsh environments. Powered by an LR44 button battery, this durable instrument is perfect for testing, measurement, and industrial applications requiring accurate and reliable temperature readings in various conditions.

Authorized Distributors
Source:Newark
Part No:39240
Stock:19
Inv Date:06-21-2026
Price: Unit price: $34.44
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Source:DigiKey
Part No:39240
Stock:25
Inv Date:06-21-2026
Price: Unit price: $29.99
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Part No:392-40
Stock:1
Inv Date:06-22-2026
Price: Unit price: $0.95
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Part No:39240
Stock:9
Inv Date:06-22-2026
Price: Unit price: $29.99
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Part No:39240
Stock:0
Inv Date:06-21-2026
Price: Unit price: $29.99
Buy/RFQ:
Part No:39240
Stock:2
Inv Date:06-21-2026
Price: Unit price: $28.11
Buy/RFQ:
Part No:39240
Stock:2
Inv Date:06-21-2026
Price: Unit price: $28.11
Buy/RFQ:
Part No:39240
Stock:0
Inv Date:06-21-2026
Price: Unit price: $27.01
Buy/RFQ:
Part No:39240
Stock:0
Inv Date:06-21-2026
Price: Unit price: $29.99
Buy/RFQ:
Authorized Distributors
Part No:39240
Stock:0
Inv Date:06-21-2026
Price: Unit price: $40.99
Buy/RFQ:
Part No:39240
Stock:0
Inv Date:06-21-2026
Price: N/A
Buy/RFQ:

Extech Instruments 39240 Waterproof Digital Thermometer Specifications:

  • Stainless steel stem: 2.75 inches (70mm)
  • Display resolution: 0.1°
  • Temperature Range: -40 to 392°F (-40 to 200°C)
  • Power supply: LR44 button battery
  • Dimensions: 5.9 x 0.8 x 0.7 inches (150 x 20 x 18mm)
  • Weight: 0.7 oz (20g)
  • Features: Waterproof housing, MAX/MIN recall, Data hold, Auto power-off
  • Measurement type: Frozen solids and liquids
  • Switchable °C/°F
  • Complete with protective cover

Buy the Extech Series Waterproof Thermometer: 39240

Order the Extech waterproof digital thermometer now and experience high accuracy in temperature measurement for solids and liquids. Featuring a stainless steel stem, a clear digital display with 0.1° resolution, MAX/MIN recall, data hold, and auto power-off, this compact device is perfect for industrial, laboratory, and outdoor use. Its waterproof design allows complete submersion, ensuring reliability in wet and harsh conditions. Easily powered by an LR44 battery, it is the ideal tool for professionals requiring durable, precise temperature readings in various environments.

Get Extech 39240 waterproof thermometer today—built for precision and long-lasting durability in harsh environments.

Frequently Asked Questions

Where can I buy Extech Instruments 39240?

You can click on the BUY or RFQ button to purchase 39240 from an authorized Extech Instruments distributor.

How do I troubleshoot issues or seek technical support for part 39240?

You can download the 39240 datasheet or visit the Extech Instruments website for support.

Who is the manufacturer of 39240?

Extech Instruments

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