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Extech Instruments SDL300 Airflow Meter

The SDL300 from Extech Instruments is a durable metal vane thermo-anemometer and data logger designed for precise airflow and temperature measurements. It features a vane that withstands temperatures up to 158°F (70°C) and air velocities up to 6,900 ft/min. The device has an adjustable sampling rate from 1 to 3,600 seconds, and stores up to 99 manual readings or 20 million with a 2GB SD card in Excel format for easy PC transfer. It includes Type K/J thermocouple input, a large LCD display, and functions for recording, recalling min/max, data hold, and auto power off, all with 2% velocity accuracy on a 39-inch cable.

Authorized Distributors
Source:DigiKey
Part No:SDL300
Stock:0
Inv Date:06-20-2026
Price: Unit price: $619
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Part No:SDL300
Stock:0
Inv Date:06-21-2026
Price: Unit price: $619
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Part No:SDL300
Stock:0
Inv Date:06-20-2026
Price: Unit price: $619
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Part No:SDL300
Stock:0
Inv Date:06-20-2026
Price: Unit price: $672.83
Buy/RFQ:
Part No:SDL300
Stock:0
Inv Date:06-20-2026
Price: Unit price: $672.83
Buy/RFQ:
Part No:SDL300
Stock:0
Inv Date:06-20-2026
Price: Unit price: $619
Buy/RFQ:
Part No:SDL300
Stock:0
Inv Date:06-20-2026
Price: Unit price: $619
Buy/RFQ:
Part No:SDL300
Stock:1
Inv Date:06-17-2026
Price: N/A
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Part No:SDL300
Stock:0
Inv Date:06-20-2026
Price: Unit price: $719
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Authorized Distributors
Part No:SDL300
Stock:0
Inv Date:06-20-2026
Price: N/A
Buy/RFQ:

Extech Instruments SDL300 Airflow Meter Specifications:

  • Air Velocity Range: 0.4 mm/s to 6900 ft/min, Resolution: 0.1 m/s, Basic Accuracy: 2%
  • Temperature Range: 32 to 158°F (0 to 70°C), Type K/J Thermocouple Input for high temperature
  • Dimensions: 7.2 x 2.9 x 1.9 inches (182 x 73 x 47.5 mm)
  • Weight: 17 oz (487 g)
  • Data Storage: 99 readings manually, 20 million readings on 2GB SD card
  • Sampling Rate: 1 to 3600 seconds adjustable
  • Display: Large LCD showing air velocity and temperature simultaneously
  • Cable Length: 39 inches (1 meter)
  • Accuracy: 2% velocity measurement via low-friction vane wheel
  • Power: 6 x AA batteries, with auto power off feature
  • Additional Probes: Type K/J bead wire and clamp probes, AC adaptors available

Buy the Buy Extech SDL300 Part Number SDL300 Online

Purchase the Extech SDL300 airflow meter and data logger online to ensure precise airflow and temperature measurements in HVAC, industrial, and research applications. This durable device features a metal vane suitable for temperatures up to 158°F and air velocities up to 6900 ft/min. It offers adjustable sampling rates from 1 to 3600 seconds, saves up to 20 million readings on a 2GB SD card in Excel format, and includes high-temperature thermocouple inputs. Ideal for professionals needing reliable airflow data, it provides accurate measurements, easy data transfer, and robust construction for demanding environments.

Get Extech SDL300 today—designed for accurate airflow measurements and long-lasting durability.

Frequently Asked Questions

Where can I buy Extech Instruments SDL300?

You can click on the BUY or RFQ button to purchase SDL300 from an authorized Extech Instruments distributor.

How do I troubleshoot issues or seek technical support for part SDL300?

You can download the SDL300 datasheet or visit the Extech Instruments website for support.

Who is the manufacturer of SDL300?

Extech Instruments

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