Extech PH300 Waterproof pH/Temperature Kit

★★★★★ 4.7 25 reviews

$409.00
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$409.00
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Management number 231710121 Release Date 2026/06/18 List Price $163.60 Model Number 231710121
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Product Description Extech PH300 Waterproof pH/Temperature Kit From the Manufacturer The Extech PH300 Waterproof pH/Temperature Kit measures pH, mV, and temperature at your workbench or out in the field. It has an automatic calibration of 4, 7 and 10pH. The user has a choice of three point calibration for better accuracy and it features automatic temperature compensation. The memory stores up to 200 readings with series number, measured value and the temperature. This meter has a large, blue, backlit LCD display screen with an auto power off function that saves the battery life. The auto power off function also has a disable feature. This meter has waterproof housing to protect it from the elements. The Extech PH300 Waterproof pH/Temperature Kit comes complete with a pH/mV/temp electrode, a protective rubber holster, the pH calibration solutions, two AA batteries and a hard carrying case. Incorporated in 1970, Extech Instruments is based in Waltham, Massachusetts USA, just west of Boston. Recognized for the breadth and depth of its Test & Measurement offering and strong distribution network, Extech was acquired by FLIR Systems in November 2007. Extech Instruments’ high-value, handheld test instruments and FLIR-branded infrared thermal imager are sold through a network of national catalog houses, regional stocking distributors, internet, and international master distributors. The company has become one of the largest manufacturers and suppliers of test equipment and portable printers and the Extech Instruments brand is regarded in many industries as the brand of choice. ISO 9001:2000 certified by TUV, Extech’s enviable reputation is built on innovative products that offer unique and patented designs with features, functions and reliability at an affordable price.

  • 3-in-1 Measurement Power - Measure pH, ORP, and temperature in one rugged handheld device, saving time and eliminating the need for multiple tools when working in labs, field studies, or water testing.
  • Waterproof & Built for the Field - IP57-rated housing stands up to splashes, spills, and outdoor environments, making it reliable for pools, aquariums, hydroponics, and environmental monitoring.
  • Smart Accuracy with ATC - Automatic Temperature Compensation ensures your readings stay precise, even with sudden temperature changes, giving you confidence in every test you perform.
  • Data You Can Trust & Recall - Store readings with Min/Max and Data Hold functions, plus a dual-level LCD that clearly displays results so you never lose track during fast-paced testing.
  • Complete Kit, Ready to Go - Comes with carrying case, pH electrode, ORP probe, temperature probe, calibration solutions, and batteries—everything you need for immediate, professional use.
UPC 793950153000
ASIN B004WN6T1A
Color Blue/Grey
Model PH300
Brand Name Extech
Model Name PH300
Resolution 0.1°F
Style Name PH300
Unit Count 1.0 Count
Item Length 4.7 Inches
Item Weight 1 Kilograms
Part Number EXTPH300
Reusability Reusable
Display Type Digital
Manufacturer Extech
Power Source Battery Powered
Inner Material Synthetic
Outer Material Plastic
Immersion Depth 1 Meters
Specification Met CE
Additional Features Waterproof
Included Components pH/mV/temp electrode, holster, solutions (4, 7, and 10 pH), batteries, case
Number of Batteries 2 AA batteries required. (included)
Indoor Outdoor Usage Indoor
Warranty Description Full one year warranty on parts and workmanship, unless otherwise specified. This warranty does not apply to defects resulting from action of the user such as misuse, improper wiring, operation outside of specification, improper maintenance or repair, or unauthorized modification.
Age Range Description Adult
Upper Temperature Range 212 Degrees Fahrenheit
Product Care Instructions Wipe Clean
Global Trade Identification Number 00793950153000

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4.7 out of 5
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