オーハウス コーポレーション Product Lineup

The OHAUS AQUASEARCHERTM AB41PH bench meter is designed with reliable measurements and accurate performance in mind. The i-Steward ensures repeatability and consistent measurement accuracy, providing maximum peace of mind. It also supports compliance with 21 CFR Part 11 regulations.

The completely new AQUASEARCHERTM AB33PH bench meter, which is the next step in the evolution of Ohaus's original starter series, is designed with reliability, efficiency, and ease of use in mind. The i-Steward ensures repeatable and consistent measurement accuracy, providing maximum peace of mind. The large LCD display and touch keypad make changing parameters, executing setups, and performing calibrations as easy as using a smartphone.

The AB23PH is a simple and easy-to-understand pH meter equipped with a large LCD display and six descriptive menu buttons. Automatic buffer recognition and a three-point calibration function ensure reliable calibration results. The standalone holder enhances flexibility for everyday experiments, making the AB23PH an ideal space-saving bench meter for the laboratory. With a memory of 99 items for pH measurements, efficient data documentation is guaranteed.

●Campaign Overview● Users who purchase a tabletop pH meter will receive a gift of a pH electrode of the same model as the standard electrode included with the purchased product, six months after the completion date of warranty registration. ●Campaign Period● Orders placed from January 1, 2025, to March 31, 2025 ●Eligible Products: Limited to 3 models● AB41PH-F (Part No. 30989702), AB33PH-F (Part No. 30989698), AB23PH-F (Part No. 30989672) ●Information on the pH electrodes to be sent as gifts● Users who purchase the AB41PH-F will receive the pH electrode ST410 (Part No. 30656037) Users who purchase the AB33PH-F will receive the pH electrode ST310 (Part No. 83033965) Users who purchase the AB23PH-F will receive the pH electrode ST322 (Part No. 30681113) ●How to apply for the campaign● Please complete the "warranty registration" after your purchase.

The "Starter 400" is a robust and lightweight battery-operated unit equipped with a waterproof housing, making it suitable for long-term use in humid environments as a portable water quality analysis meter. It also comes with a rubber protective case suitable for field measurements, and thanks to the rechargeable lithium battery, it can measure for hours without any issues on-site. We also offer the multifunction meter "ST400M" and the dissolved oxygen (DO) meter "ST400D." 【Features】 ■ IP67 waterproof housing suitable for work in humid environments ■ Rechargeable lithium battery reduces downtime ■ Easy operation with intuitive software and display information ■ Equipped with large-capacity storage and easy data transfer via USB *For more details, please download the PDF or feel free to contact us.

The pen meter "STARTER" is a portable solution for measuring pH, oxidation-reduction potential (ORP), conductivity, salinity, total dissolved solids (TDS), and dissolved oxygen (DO). It offers simple, quick, and easy-to-understand operation without unnecessary features, while consistently providing high-precision performance. It is designed with an IP67 waterproof rating to prevent water damage in case of accidental drops. Additionally, it features a durable plastic housing, a protective cap to safeguard the sensor, and an auto-off function to preserve battery life, making it capable of withstanding consistent use in harsh environments. 【Features】 ■ Slim and portable design with simple operation ■ Built for high durability to withstand wear and damage from repeated use ■ Waterproof design to protect the measuring instrument in work environments *For more details, please download the PDF or feel free to contact us.

As part of our "Special Campaign for Academia pH Meters," we will give a replacement electrode to everyone who purchases eligible products. From entry-level models to high-grade options, Ohaus's AQUASEARCHER series supports water quality analysis. The campaign period is from October 1, 2025, to December 31, 2025, for orders placed during this time. After your purchase, completing the warranty registration will finalize your application, and we will deliver the gift six months after the registration is completed. 【Eligible Products】 ■AB41PH-F ■AB33PH-F ■AB23PH-F *For more details, please download the PDF or feel free to contact us.

The "AquaSearcher AP30TUR Series" is a portable turbidity meter that combines two measurement methods. It is equipped with a dual optical path and detector to ensure accuracy compliant with industry standards, and it is robustly designed for field applications. There is no need to purchase two different meters for water measurement applications. Please feel free to contact us when needed. 【Key Features】 ■ Compliance: Combines the nephelometric method and the transmissive method ■ Accuracy: Guarantees high accuracy by eliminating color interference and stray light ■ Durability: Waterproof, with a long battery life and the ability to store up to 5,000 measurement values *For more details, please download the PDF or feel free to contact us.