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EXTECH EC400: ExStik® Conductivity/TDS/Salinity Meter


Extech EC400: ExStik® Conductivity/TDS/Salinity Meter

4-in-1 multi-range sensor for measuring Conductivity, TDS, Salinity and Temperature


  • Autoranging meter offers 3 ranges of measurements from tap water to wastewater and any aqueous solution
  • Units of measure include µS/cm, mS/cm, ppm, ppt, mg/L, and g/L
  • Adjustable Conductivity to TDS ratio factor from 0.4 to 1.0 - conveniently calculates the TDS value
  • Large 3-1/2 digit (2000 count) Digital display with analog bargraph to indicate sample trends
  • Data Hold, Auto Power Off and low battery indication
  • Automatic Temperature Compensation of 2% per °C
  • Simultaneous display of Conductivity, TDS, or Salinity plus Temperature
  • Internal memory stores up to 25 labeled readings for easy recall
  • Self calibration of electronics on power up
  • Order Conductivity standards separately
  • Complete with meter and Conductivity cell, protective cap, sample cup, four CR2032 batteries, and 48"(1.2m) neckstrap
Downloads:DatasheetEXTECH EC400 Datasheet
ManualEXTECH EC400 Manual

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For a limited time, is offering New Customers a 10% discount on any Extech item(s) in our on-line store. Select item(s) for purchase and enter Discount Coupon Code 7af751bfdb during checkout. The savings will be applied to your first order.

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  • Model: EC400
  • Shipping Weight: 1lbs