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EXTECH SDL400 Light Meter

The Extech SDL400 is a versatile light meter and datalogger ideal for measuring illumination levels in various environments. It offers a wide measurement range up to 10,000 foot-candles or 100,000 lux, with cosine and color correction for precise readings. Equipped with a silicon photodiode, spectral response filter, zero offset adjustment, and adjustable sampling rates, it stores 99 manual readings and up to 20 million readings on a 2GB SD card. The device features a large backlit display, type K/J thermocouple input for high-temperature measurements, and functions for recording and recalling min/max readings—perfect for industrial, photographic, and maintenance use.

Authorized Distributors
Source:Newark
Part No:SDL400
Stock:6
Inv Date:06-05-2026
Price: Unit price: $451.94
Buy/RFQ:
Source:DigiKey
Part No:SDL400
Stock:0
Inv Date:06-05-2026
Price: Unit price: $379
Buy/RFQ:
Part No:SDL400
Stock:4
Inv Date:06-06-2026
Price: Unit price: $379.03
Buy/RFQ:
Part No:SDL400
Stock:0
Inv Date:06-05-2026
Price: Unit price: $379
Buy/RFQ:
Part No:SDL400
Stock:3
Inv Date:06-05-2026
Price: Unit price: $379
Buy/RFQ:
Part No:SDL400
Stock:0
Inv Date:06-05-2026
Price: Unit price: $379
Buy/RFQ:
Part No:SDL400
Stock:5
Inv Date:06-05-2026
Price: N/A
Buy/RFQ:
Source:TRANSCAT
Part No:SDL400
Stock:0
Inv Date:06-01-2026
Price: N/A
Buy/RFQ:
Part No:SDL400
Stock:0
Inv Date:06-05-2026
Price: Unit price: $459
Buy/RFQ:
Authorized Distributors
Part No:SDL400
Stock:0
Inv Date:06-05-2026
Price: Unit price: $379
Buy/RFQ:
Part No:SDL400
Stock:0
Inv Date:06-05-2026
Price: Unit price: $379
Buy/RFQ:
Part No:SDL400
Stock:1
Inv Date:06-05-2026
Price: N/A
Buy/RFQ:

EXTECH SDL400 Light Meter Specifications:

  • Range (Foot-candles): 200, 2000, 10K with 0.1Fc resolution
  • Range (Lux): 2000, 20k, 100kLux with 28%rdg accuracy
  • Type K Temperature Range: -148 to 2372°F (-100 to 1300°C), Resolution: 0.1°
  • Type J Temperature Range: -148 to 2192°F (-100 to 1200°C), Resolution: 0.1°
  • Memory: 20 million data records via 2G SD card
  • Dimensions: 7.2 x 2.9 x 1.9 inches (182 x 73 x 47.5 mm)
  • Weight: 16.2 ounces (475 grams)

Buy the Buy Extech Light Meter Part Number SDL400 Online

Purchase the Extech SDL400 light meter online today for precise illumination measurements, extensive data storage, thermocouple input, and a large backlit display, making it perfect for industrial, photographic, and maintenance applications. Its wide measurement range up to 10,000 foot-candles or 100,000 lux ensures versatile use in various environments. With configurable data sampling, min/max recall, and SD card storage capable of holding 20 million readings, this device provides reliable performance for professionals needing accurate light measurement and data logging.

Order your Extech SDL400 light meter today and benefit from accurate illumination measurement with extensive data recording capabilities.

Frequently Asked Questions

Where can I buy EXTECH SDL400?

You can click on the BUY or RFQ button to purchase SDL400 from an authorized EXTECH distributor.

How do I troubleshoot issues or seek technical support for part SDL400?

You can download the SDL400 datasheet or visit the EXTECH website for support.

Who is the manufacturer of SDL400?

EXTECH

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