The pen-style pocket Tester delivers accurate and reliable measurements of free chlorine with true one-handed operation and a waterproof, durable body.

Myron L

Item #: 11721871

Myron L PT4 Ultrapen Chlorine Tester

Item #: 11721871

NZD 785

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

^{*All items will import from US}

Availability : In stock

Imported from USA store

QTY:

Order now and get it around Wednesday, July 29

Secured transaction

Our Top Logistics Partners

The pen-style pocket Tester delivers accurate and reliable measurements of free chlorine with true one-handed operation and a waterproof, durable body.

U-Care Warranty:

None

Select a Plan

Buy Now Pay Later

Fast
Shipping

Free
Return^*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

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

What Stands Out

Accurate Measurement

The Myron L PT4 Ultrapen provides precise chlorine readings, ensuring water quality and safety for various applications, including swimming pools and drinking water.

User-Friendly Design

With an easy-to-read display and simple controls, this tester allows users of all skill levels to efficiently monitor chlorine levels without complicated setup.

Durable Construction

Built for reliability and longevity, the Ultrapen features robust materials that withstand harsh environments, making it ideal for both professional and personal use.

Product Details

Accurate and reliable measurements of free chlorine
One-handed operation for easy use
LCD display for quick measurement and temperature reading
Shock-resistant and waterproof body made from anodized aircraft aluminum
Pen-style pocket tester design
Compact and lightweight, weighing 0.4 lbs

Item Weight

1 lbs (450 grams)

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Pool Maintenance
Ideal for pool owners needing accurate chlorine measurements for maintaining water quality and safety.
Water Testing Labs
Perfect for laboratories requiring reliable testing tools for routine chlorine concentration analysis.
Aquatic Professionals
Beneficial for lifeguards or aquatic facility managers monitoring pool conditions and ensuring compliance with safety standards.

Casual Users
Not ideal for casual users who need simple and basic water testing without technical requirements.
Budget-Conscious Buyers
May not be suitable for those seeking inexpensive testing solutions since the Ultrapen is relatively high-priced.
Specialized Testing
Not recommended for situations requiring testing beyond chlorine levels, such as multivariate water quality assessments.

Product Description

Myron L PT4 Ultrapen Chlorine Tester

Have any Query? Chat with us

Product Buying Guide

The Myron L PT4 Ultrapen Chlorine Tester is a compact and user-friendly device designed to deliver accurate and reliable measurements of free chlorine. With its pen-style design and one-handed operation, it offers convenience and ease of use. This buying guide will provide you with all the information you need to make an informed decision about purchasing this product. Continue Reading

Customer Questions & Answers

Question: What is the Myron L PT4 Ultrapen Chlorine Tester used for?

Answer: The Myron L PT4 Ultrapen Chlorine Tester is specifically designed to measure the concentration of free chlorine in water. It is ideal for ensuring water quality in swimming pools, spas, and various water treatment processes. With its quick testing capability, users can easily monitor chlorine levels, ensuring safe and effective disinfection in their water systems.
Question: How does the Myron L PT4 Ultrapen work?

Answer: The Myron L PT4 Ultrapen utilizes advanced digital technology to measure the chlorine concentration in liquid. Simply dip the pen into the water solution, and within seconds, the digital display provides accurate readings. This rapid response is crucial for keeping track of water quality, especially in environments where chlorine levels need to be constant, such as in public pools or aquaculture.
Question: Is the Myron L PT4 Ultrapen Chlorine Tester waterproof?

Answer: Yes, the Myron L PT4 Ultrapen is designed to be waterproof. This feature allows for safe usage in various environments without the worry of damaging the device. Users can confidently utilize it in wet conditions, making it an excellent choice for pool maintenance or aquatic environments where exposure to water is inevitable.
Question: What is the calibration procedure for the Myron L PT4 Ultrapen?

Answer: Calibrating the Myron L PT4 Ultrapen is straightforward. The device has built-in calibration features that allow you to adjust the settings for precise measurements. Regular calibration ensures that readings remain accurate and reliable over time, which is particularly important for professionals in water testing and treatment settings where accurate data is crucial.
Question: Can the Myron L PT4 measure pH levels as well?

Answer: No, the Myron L PT4 Ultrapen is specifically engineered for free chlorine measurement only. If you require pH testing, it is recommended to consider additional testing devices that specialize in pH levels. For comprehensive water quality analysis, using both a chlorine tester and a pH meter can provide a complete picture of water safety and effectiveness.
Question: How quickly can I get results from the Myron L PT4 Ultrapen?

Answer: Results from the Myron L PT4 Ultrapen can be obtained in just seconds. This rapid testing capability makes it an invaluable tool for water treatment professionals who need to monitor chlorine levels continuously. Its efficiency helps streamline the testing process, ensuring that safety regulations are maintained without delay.
Question: Is the Myron L PT4 Ultrapen suitable for industrial use?

Answer: Yes, the Myron L PT4 Ultrapen is suitable for both professional and industrial applications. Its robust design and precise measurement capabilities make it ideal for use in larger operations such as water treatment plants or chemical processing facilities. Professionals favor this device for its reliability and accuracy, critical for maintaining compliance in industrial standards.
Question: What type of batteries does the Myron L PT4 use?

Answer: The Myron L PT4 Ultrapen operates using standard AAA batteries. Its easy-to-replace battery system ensures that you can maintain optimal performance without needing specialized batteries. Regular battery checks will guarantee continuous and reliable operation, especially in high-demand usage scenarios.
Question: Is the Myron L PT4 Ultrapen easy to carry around?

Answer: Yes, the compact and lightweight design of the Myron L PT4 Ultrapen makes it highly portable. Users can easily carry the device in toolkits or pockets, ensuring they are always equipped for quick chlorine testing on the go. This portability is especially beneficial for service technicians who move frequently between job sites.
Question: Where can I buy Myron L PT4 Ultrapen Chlorine Tester in New Zealand?

Answer: You can buy the Myron L PT4 Ultrapen Chlorine Tester at Ubuy. They offer a reliable purchasing experience and a wide selection of Myron L products. By shopping with Ubuy, you can access detailed product information and customer reviews, ensuring that you make an informed decision on your purchase.

Myron L Chlorine Editorial Review

No editorial reviews found

Customer Reviews & Ratings

4.0

1 customers ratings

5 Star

0%
4 Star

100%
3 Star

0%
2 Star

0%
1 Star

0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

4.2/5 345 + reviews

Read reviews

Naylz

Verified buyer

“Purchased a YAMATIC 3/4" Shaft Horizontal Pressure Washer Pump 3400 PSI 2.5 GPM as a replacement for my GC190 water blaster. Fits perfectly and works well. Easy transaction and reasonable delivery to New Zealand.”

6 June 2026 · via Trustpilot

Eduardo

Verified buyer

“great service, quick delivery and comunication”

2 June 2026 · via Trustpilot

Dave

Verified buyer

“First time using Ubuy. Simple to use, well packed and faster than expected delivery. Was about the only way to get this item I've been after for almost a year … thank you Ubuy!”

15 May 2026 · via Trustpilot

David

Verified buyer

“First time using Ubuy and very impressed. Items arrived from the USA super fast and are such a top-quality product. I will definitely be back to purchase again. Cannot recommend you highly enough for a hassle-free & efficient service. Thank you so much. I am one very happy customer.”

14 May 2026 · via Trustpilot

John

Verified buyer

“Very happy with the light. I wanted something a little different for a bedside lamp and find this is great. Easy to operate with a single button to turn it off and on and control the brightness and colour temperature. The item was sent quickly and a hassle free purchase.”

23 April 2026 · via Trustpilot

Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

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.

NZD 785

Order now and get it around Wednesday, July 29

QTY:

Secured transaction

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

Our Top Logistics Partners

Fastest cross-border delivery

Features & Benefits

Accurate and reliable measurements of free chlorine
True one-handed operation for easy use
LCD provides quick measurement reading and temperature in both modes
Fully-encapsulated electronics for shock resistance
Waterproof body crafted from anodized aircraft aluminum for durability

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.

Platform Trust & Buyer Confidence

Myron L PT4 Ultrapen Chlorine Tester