WLR Industries
0 ratings
HI98121 Hanna pH ORP Temperature Combo Water Tester - Checker
genuine image
HI98121 Hanna pH ORP Temperature Combo Water Tester - Checker
No more switching between meters for your routine measurements with the portable Hanna HI98121.
HI98121 Hanna pH ORP Temperature Combo Water Tester - Checker
Item #: 105083361

HI98121 Hanna pH ORP Temperature Combo Water Tester - Checker

80% of respondents would recommend this to a friend

Item #: 105083361
0 ratings Write a review
Out of stock
us Imported from USA store
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
No more switching between meters for your routine measurements with the portable Hanna HI98121.
Search for similar products
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Multi-Parameter Testing
Simultaneously measures pH, ORP, and temperature, providing comprehensive water quality analytics for efficient monitoring and accurate assessments, ideal for both professional and home use.
Easy Calibration
User-friendly calibration process ensures precision and reliability, making it accessible for users at all experience levels while maintaining consistent performance over time.
Durable Design
Built for resilience, the tester is waterproof and rugged, guaranteeing long-lasting use in various environments, ensuring reliability for hobbyists and professionals alike.

Product Details

Shop HI98121 Hanna pH ORP Temperature Combo Water Tester - Checker online at a best price in Central African Republic. B0D7NVF44L
Power SourceBattery Powered
Minimum Operating Voltage1.5 volts
Upper Temperature Rating50 u00b0C
Measurement TypepH units, mV, degrees Celsius, degrees Fahrenheit
Style NameWater checker
ColorGreen
Specification MetUl 61010-1, Iec 61010-2-030
Brand NameWLR Industries
ModelHI98121
Unit Count1 Count
UPC850063330091
Number of Items1
ManufacturerWLR Industries
Number of Packs1
Included Componentscuvettes, battery, instructions and quick start guide.
Part NumberHI98121
BrandWLR Industries
StyleWater checker
Min. Operating Voltage1.5 volts
Item Weight0.5 lbs (230 grams)

Who Should Buy?

Suitable For
  • Aquarium Enthusiasts

    Ideal for those maintaining aquariums, as it ensures optimal water quality for fish health.

  • Hydroponic Farmers

    Perfect for hydroponic setups, allowing growers to monitor pH levels crucial for plant growth.

  • Laboratory Technicians

    Beneficial for lab environments where precise water testing is essential for experiments and research.

Not Suitable For
  • Casual Users

    Not suitable for casual users who require only basic water quality checks without advanced precision.

Product Description

HI98121 Hanna pH ORP Temperature Combo Water Tester - Checker

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the HI98121 Hanna pH ORP Temperature Combo Water Tester used for?

    Answer: The HI98121 Hanna pH ORP Temperature Combo Water Tester is designed for precise measurement of pH, oxidation-reduction potential (ORP), and temperature in various water samples. This multifunctional tool is ideal for aquarists, horticulturists, and anyone involved in water quality testing. With its dual functionality, users can effectively monitor the health of aquariums or hydroponic systems, ensure accurate nutrient delivery, and check pool water balance. Its user-friendly interface enhances efficiency, making it suitable for both amateur and professional applications.
  • Question: How do I calibrate the HI98121 Hanna tester?

    Answer: Calibrating the HI98121 Hanna tester involves using standard buffer solutions for pH calibration. First, turn on the device and immerse the probe in a pH 4.01 buffer solution; follow the prompts to calibrate. Repeat with a pH 7.01 solution for more accuracy. The testing needs regular calibration, especially if it's frequently used in different environments. This ensures your readings are consistently accurate, which is essential for scientific measurements, aquarium maintenance, and gardening precision.
  • Question: What is the accuracy of the HI98121 water tester?

    Answer: The HI98121 water tester offers a high degree of accuracy, with a pH accuracy of ±0.02 and an ORP accuracy of ±2 mV. High precision is crucial for users who need reliable data for applications like aquaculture or wastewater management. Even small deviations in pH and ORP can significantly impact aquatic life or chemical treatments. Thus, regular calibration and maintenance of the device ensure optimum performance and reliable readings throughout its varied applications.
  • Question: Can I use the HI98121 for testing different types of water?

    Answer: Yes, the HI98121 pH ORP tester can be used for various water types, including freshwater, seawater, and wastewater. Its versatile design allows you to switch between different environments effortlessly. This makes it an excellent choice for aquarists monitoring tank water, farmers checking irrigation supplies, or environmental professionals analyzing water quality. Its dual measurement capabilities provide comprehensive insights into water conditions, ensuring users can maintain optimal environments in their specific applications.
  • Question: What are the main features of the HI98121 Hanna tester?

    Answer: Key features of the HI98121 include automatic temperature compensation (ATC), automatic calibration for pH, and intuitive user prompts. It also has a clear LCD display that makes reading measurements straightforward and accessible. The durability of the probe and the tester itself ensures that it can withstand rigorous use in various water testing environments. These features enable seamless transitions from one measurement to another, enhancing its usability for professionals and hobbyists alike.
  • Question: Is the HI98121 tester suitable for beginners?

    Answer: Absolutely! The HI98121 is designed with user-friendliness in mind, making it accessible for beginners without sacrificing performance. The straightforward interface and automatic calibration features reduce the complexity typically associated with water testing tools. With clear instructions and prompts, new users can easily navigate the tester’s functions. This makes it an excellent starting point for hobbyists entering the world of water testing, ensuring they can accurately measure and understand their water samples.
  • Question: What maintenance does the HI98121 require?

    Answer: Regular maintenance of the HI98121 includes cleaning the probe after each use and storing it correctly, typically in a storage solution. Keeping the probe clean ensures that it remains responsive and produces accurate readings. Additionally, it's essential to check and calibrate the device periodically, especially if used in varying pH and ORP environments. This maintenance guarantees the longevity of the device and the reliability of measurements across diverse applications.
  • Question: How can I extend the lifespan of the HI98121 tester?

    Answer: To extend the lifespan of your HI98121 tester, proper handling and maintenance are crucial. Avoid exposing the device to extreme temperatures or harsh chemicals, which can damage the internal components. Cleaning the probe with a soft cloth and ensuring it's stored in accordance with the manufacturer's instructions helps to maintain functionality. Regular calibration also ensures the device continues to deliver accurate results, promoting its long-term performance for frequent users.
  • Question: What batteries does the HI98121 use and how long do they last?

    Answer: The HI98121 uses 4 x 1.5V AAA batteries, which provide a long operational life under normal usage conditions. Battery longevity can vary based on frequency of use and conditions, but users can typically expect extended periods of reliable performance. The tester also features an automatic shut-off function, which helps conserve battery life when not in use. Being mindful of these factors enables users to ensure their device remains operable when they need it most.
  • Question: Where can I buy the HI98121 Hanna pH ORP Temperature Combo Water Tester in Central African Republic?

    Answer: You can purchase the HI98121 Hanna pH ORP Temperature Combo Water Tester from Ubuy. They offer an extensive selection of e-commerce products and provide a reliable platform for acquiring this versatile testing tool. Ubuy also ensures a seamless shopping experience with various product listings and detailed information, making it convenient for customers in Central African Republic to find and order the tester online.

WLR Industries Aquarium Test Kits Editorial Review

No editorial reviews found

Customer Reviews & Ratings

1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Pros

  • Accurate pH measurement
  • Combines pH, ORP, and temperature
  • Easy-to-read LCD display
  • Fast response time
  • Durable and waterproof design

Cons

  • Calibration required occasionally

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9477 reviews
Read reviews
JK
Jasmin
Verified buyer

“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
AG
Anke
Verified buyer

“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
H
Hazel
Verified buyer

“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
AC
Adele
Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

Currently unavailable.

We don't know when or if this item will be back in stock.

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Dual functionality for pH and ORP measurements.
  • High accuracy with 0.01 pH resolution.
  • Automatic two-point calibration and temperature compensation.
  • Compact and portable design for on-the-go testing.
  • User-friendly interface for easy operation.
  • Ideal for various applications including nitrite level testing.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.