The smallest pH pen with a reliable testing performance for regular liquid e.g. pools, hydroponics, aquaculture, cooling towers, beverage making, body fluid, etc
±0.01 pH accuracy; Automatic 3-point calibration; 0-60˚C Automatic Temp. Compensation
A slim replaceable probe, suitable for test tubes
Intelligent functions: switch from ˚F to ˚C, automatic power-off, pH probe invalidation reminder (remind you to replace the probe for better performance)
Complete kit: 3 types of premixed calibration solutions (4, 7, 10) and storage solution (3M KCL) all in one portable case

SX620 pH Pen Tester Kit with 0.01 pH accuracy, 3-point Auto. Calibration

The Apera Instruments SX620 pH Pen Tester is featured with reliable measuring performance with a single-button operation in a slim body. A cost-effective choice for your regular pH testing, including hydroponics, water treatment, education, pools& spas, and etc. The pH probe is replaceable and suitable for test tube measurements, which is especially good for educational use.

Easy Auto Calibration (3 point: 4.00pH/7.00 pH/10.01 pH) with buffer recognition and 0 to 60°C(32-140°F) Auto Temperature Compensation (ATC), ±0.1 pH/1.0°C accuracy with 0 to 14.0 pH measuring range. Intelligent functions: automatic power-off, low battery alarm, pH probe invalidation reminder (remind you to replace the probe for better performance).

The SX620 pH Pen Tester/Meter comes with a complete kit of premixed calibration solutions ( 4.00pH/7.00 pH/10.01 pH), storage solutions (3M KCL), CR2032 lithium batteries all in a portable carrying case. IP57 waterproof and dustproof floats on water, so you don't have to worry if it falls into the water by accident.

CE-Certified with a 2 year warranty for the meter and 6-months for the probe.
SX620 Pen Tester

pH4.00 Calibration Solution

pH7.00 Calibration Solution

pH10.01 Calibration Solution

Soaking Solution

Instruction Manual

Carrying Case
We warrant this instrument to be free from defects in material and workmanship and agree to repair or replace free of charge, at the option of APERA INSTRUMENTS, LLC, any malfunctioned or damaged product attributable to the responsibility of APERA INSTRUMENTS, LLC for a period of TWO YEARS for the instrument and SIX MONTHS for the probe from the delivery.

This limited warranty does NOT cover any issues due to:

Accidental damage

Improper use

Normal wear and tear

Transportation

Storage

Failure to follow the product instructions

Unauthorized maintenance, modifications, combination or use with any products, materials, processes, systems or other matter

Unauthorized repair

External causes such as accidents, abuse, or other actions or events beyond our reasonable control.