Pool Season Promotion

Get Your Pool Ready for Summer

Measure pH and chlorine accurately with easy-to-use digital testers.

Use code: POOL15 for 15% off selected products

Shop Pool Testers

Pool Season Promotion

Get Your Pool Ready for Summer

Measure pH and chlorine accurately with easy-to-use digital testers.

Use code: POOL15 for 15% off selected products

Shop Pool Testers

Pool water doesn’t stay balanced on its own.

Sunlight, temperature, and regular use constantly affect water quality — even when everything looks clear.

To keep your pool clean, safe, and comfortable, there are a few key parameters you should check regularly.

With the right tools, it only takes seconds.

Pool water doesn’t stay balanced on its own.

Sunlight, temperature, and regular use constantly affect water quality — even when everything looks clear.

To keep your pool clean, safe, and comfortable, there are a few key parameters you should check regularly.

With the right tools, it only takes seconds.

Control Your Pool’s pH

pH is the foundation of pool water balance. When it’s out of range, chlorine becomes less effective and the water can feel uncomfortable.

Milwaukee PH600 Digital pH Pen
Milwaukee PH600 Digital pH Pen – Accurate & Affordable pH Testing The Milwaukee PH600 Digital pH Pen is a dependable and budget-friendly tool designed to simplify pH testing across a wide range of applications. Whether you're managing an aquarium, brewing at home, maintaining a hydroponic setup, or ensuring the proper pH in your swimming pool, the PH600 delivers the accuracy and ease you need. With a precision of ±0.1 pH and single-point calibration, this compact tester ensures fast and reliable results without the hassle of complex setups. The large easy-to-read LCD display allows for quick viewing of measurements, making it ideal even for beginners. The lightweight, pen-style design offers portability and convenience, so you can take it with you wherever you need to test. Built with quality and simplicity in mind, the PH600 offers a perfect entry point into digital pH monitoring without sacrificing performance. It comes complete with a calibration screwdriver and a 20 mL sachet of pH 7.01 buffer solution so you can start testing right out of the box. Whether you're a hobbyist or a professional, the Milwaukee PH600 is your go-to choice for affordable, fast, and reliable pH testing. Why Choose the Milwaukee PH600? ·       Accurate & Reliable – Measures pH from 0.0 to 14.0 with ±0.1 pH precision ·       User-Friendly – Simple one-point manual calibration for quick setup. ·       Compact & Portable – Pocket-sized design for easy on-the-go testing. ·       Long Battery Life – Operates for up to 700 hours on a single battery. ·       Affordable & Effective – Ideal for hobbyists and professionals alike. Proper Care & Maintenance To ensure long-lasting accuracy and performance from your Milwaukee PH600 Digital pH Pen, proper care and maintenance are essential. Follow these tips to keep your tester in top condition: Clean the probe regularly: After each use, rinse the electrode with distilled water and gently blot dry with a soft tissue. For thorough cleaning, especially after testing solutions that may leave residue (like nutrient mixes or aquarium water), use a pH electrode cleaning solution to remove build-up and prevent contamination. Store the tester properly: Never allow the electrode to dry out, as this can affect response time and accuracy. When not in use, always store the PH600 upright with the protective cap filled with storage solution or pH 7.01 buffer solution. Avoid storing in distilled or deionized water, as this can damage the sensor. Calibrate regularly: Regular calibration is key to maintaining accuracy. Use a pH 7.01 buffer solution to perform single-point calibration before each testing session or at least weekly, depending on frequency of use. Replace the calibration solution periodically to ensure reliable results. By following these simple maintenance steps, you’ll extend the life of your pH pen and ensure accurate readings every time.   Order the Milwaukee PH600 Today! Get precise pH readings for aquariums, hydroponics, pools, and water testing at an affordable price!

€37.06
Milwaukee PH55 PRO Waterproof pH & Temperature Tester with ATC & a Replaceable Probe
Milwaukee PH55 Waterproof pH & Temperature Tester with Replaceable Probe – High Accuracy & Durability The Milwaukee PH55 pH & Temperature Tester is a professional-grade device designed for accurate and reliable pH measurement. With ±0.1 pH accuracy, automatic temperature compensation (ATC), and a waterproof design, this tester is perfect for hydroponics, aquariums, pools, and laboratory use. The replaceable probe extends the device’s lifespan, making it a cost-effective choice for long-term pH monitoring. Why Choose the Milwaukee PH55? ·       Accurate Measurements – pH range -2.0 to 16.0 with ±0.1 accuracy. ·       Dual Functionality – Measures pH & temperature simultaneously. ·       Waterproof & Durable – Designed for harsh environments. ·       Replaceable Probe – Extends the tester’s lifespan for long-term use. ·       Automatic Temperature Compensation (ATC) – Ensures accurate readings in any condition.  Proper Care & Maintenance All pH sensors have a limited life and response time gets longer with age. Properly maintaining your pH pen tester will give you fast, accurate results for longer. So, be sure to order the Milwaukee pH Maitenance Kit code PH-Main at checkout time! This will be needed to help clean and condition the pH electrode before use! 1. Always store with the cap full of buffer or storage solution MA9015 not water. 2. Clean your Tester regularly by soaking in cleaning solution MA9016. 3. Calibrate after cleaning and/or storage before testing to adjust for changes in the pH sensor. 4. Gently stir the Tester in the sample for a faster result. Order the Milwaukee PH55 Today! A reliable and durable pH tester for hydroponics, aquariums, and water testing!

€83.44
Milwaukee PH56 PRO Waterproof 2-in-1 pH/Temp Tester with Replaceable Probe
Milwaukee PH56 Waterproof pH/Temp Tester – Precision Testing in the Palm of Your Hand When it comes to testing pH and temperature, accuracy, speed, and portability are everything – whether you’re fine-tuning a brewing process, adjusting hydroponic nutrients, testing aquarium water, or checking environmental conditions in the field. The Milwaukee PH56 was designed with one mission in mind: to provide professionals and enthusiasts with a rugged, reliable, and ultra-precise testing companion that fits in your pocket. Engineered for users who demand reliability in tough environments, the PH56 combines laboratory-grade accuracy with the simplicity and portability of a compact tester. Its waterproof housing, dual-level LCD display, automatic temperature compensation (ATC), and replaceable double-junction pH electrode make it ideal for fast, accurate readings across a wide variety of applications. Whether you're monitoring fermentation, growing high-yield crops, or maintaining clean, balanced water in aquaculture or pools, the PH56 gives you the confidence to make critical decisions with precision – anywhere, anytime.   Why Choose the Milwaukee PH56? High Accuracy & Resolution Measures pH from –2.00 to 16.00 with an accuracy of ±0.05 and resolution of 0.01 pH – ideal for demanding environments where precision matters. Dual-Level LCD Display Simultaneously view pH and temperature readings on a large, easy-to-read screen – designed for clear viewing even in bright outdoor conditions. Automatic Temperature Compensation (ATC) Compensates for temperature differences automatically, giving you more accurate pH readings across a range from –5.0 to 105.0 °C. Replaceable Double-Junction Electrode The PH56 features a high-quality, replaceable electrode designed to handle tough samples with minimal contamination and extended probe life. Waterproof IP65 Housing Built to withstand wet conditions and accidental splashes, making it perfect for fieldwork, industrial use, and lab environments alike. Compact, Lightweight, and Portable Weighing just 100 g (3.5 oz), it fits comfortably in your pocket or tool kit, with a protective cap and auto-shutoff to save battery. One or Two-Point Calibration Quick and easy automatic calibration at one or two points, using built-in buffer recognition to maintain reliable performance.   Applications The Milwaukee PH56 is a highly versatile tester trusted across numerous industries and fields: Brewing & Wine making Achieve perfect pH control for wort mash, fermentation, and bottling in beer, wine, cider, and kombucha production. An essential tool for both craft brewers and commercial facilities. Hydroponics & Agriculture Maintain optimal pH levels in nutrient solutions to maximize plant health, yield, and growth rate in soil-free growing systems and greenhouse operations. Aquariums & Aquaculture Keep aquatic environments healthy and balanced. Essential for monitoring water parameters in fish tanks, reef systems, and aquaculture ponds. Pools, Spas & Water Maintenance Test and regulate pH in swimming pools, spas, and fountains to ensure user safety, equipment longevity, and water clarity. Environmental Monitoring Used by field researchers and environmental engineers for quick testing of natural water sources, soil slurries, runoff, and wastewater. Food & Beverage Processing Ensure consistency and safety in dairy, cheese, sauce, and beverage production. The PH56 supports quality control and pH-critical recipe accuracy. Laboratories & Research Ideal for student labs, academic experiments, and R&D projects requiring reliable and portable pH measurement tools.   Proper Care & Maintenance To keep your PH56 operating at peak performance, proper maintenance is essential – especially for the pH electrode, the heart of your tester. Storage Always store the electrode in a proper pH storage solution or pH calibration buffer – not in tap or deionized water, which can damage the glass bulb and clog the reference junction. Use the protective cap with solution inside, and store the unit upright when possible. Cleaning Regularly clean the electrode, especially after exposure to oily, sticky, or organic-rich samples. Use a specialized pH cleaning solution to prevent residue buildup and maintain electrode sensitivity. Calibration The glass sensing bulb becomes less sensitive over time. To ensure measurement accuracy, calibrate the tester frequently – especially after storage, cleaning, or intensive use. The PH56 supports quick automatic calibration using one or two standard buffer solutions. Replacement If the readings become erratic or the electrode is damaged, replace the electrode with a compatible double-junction probe to restore optimal performance.   Trust the Milwaukee PH56 for fast, accurate, and reliable pH and temperature measurements – designed for those who take water quality seriously. Whether in the lab, on the farm, or out in the field, it’s your go-to tool for professional-grade results.

€136.25
Milwaukee MW102 PRO+ 2-in-1 pH and Temperature Meter with ATC
Milwaukee MW102 PRO+ 2-in-1 pH and Temperature Meter with ATC High Precision pH Testing for Hydroponics, Agriculture, Aquaculture, Brewing & Wine making, Swimming Pools, Laboratories & Industrial Use The Milwaukee MW102 PRO+ is more than just a pH meter—it’s a trusted companion for professionals who demand precision. Whether you're a brewer perfecting your craft, a winemaker refining flavor, a hydroponic grower optimizing plant health, or a farmer ensuring soil balance, the MW102 PRO+ delivers accurate and reliable results every time. With ±0.02 pH precision and automatic temperature compensation (ATC), this lab-grade meter adapts to real-world conditions, providing dependable measurements even in the most demanding environments. Built for accuracy, durability, and ease of use, it’s the go-to choice for those who take quality seriously—because every drop counts. Why Choose the Milwaukee MW102 PRO+? Exceptional Accuracy: Measures pH from -2.00 to 16.00 with ±0.02 accuracy. Automatic Temperature Compensation: Includes a stainless steel temperature probe. Tough & Reliable: Designed to withstand tough environments. Low Maintenance: Gel-filled, double junction lab-grade pH electrode (SE220). Long Battery Life: Up to 300 hours of continuous use.    Proper pH Meter Care & Maintenance To maintain the accuracy and longevity of your MW102 PRO+, follow these best practices: Cleaning & Storage: Keep the probe hydrated in MA9015 storage solution. Clean regularly with MA9016 cleaning solution to prevent residue buildup. Avoid storing in tap or DI water, as it damages the electrode. Calibration: Regular calibration ensures precise results. Always calibrate after cleaning or extended storage. Order the Milwaukee MW102 PRO+ Today! Ensure accurate, reliable pH monitoring for brewing, winemaking, and hydroponics. Shop now and experience the Milwaukee difference!          

€209.25
Milwaukee MW804 MAX Waterproof 4-in-1 pH / EC / TDS/Temp Tester with Replaceable Probe
Milwaukee MW804 MAX Waterproof 4-in-1 pH/EC/TDS/Temperature Tester with Replaceable Probe Precision Meets Portability: Your All-in-One Solution for Water Quality Testing In the dynamic world of water quality management, accuracy, efficiency, and reliability are paramount. Whether you're nurturing delicate hydroponic plants, ensuring optimal conditions in aquaculture, or maintaining pristine water in pools and spas, the Milwaukee MW804 MAX Waterproof 4-in-1 Tester stands as your trusted companion – delivering lab-grade precision in a portable, rugged form. This advanced multiparameter tester is designed to simplify complex testing routines without compromising on performance. The MW804 MAX brings together four essential measurements – pH, Electrical Conductivity (EC), Total Dissolved Solids (TDS), and temperature – into one streamlined device, eliminating the need for multiple instruments. From checking nutrient concentrations to monitoring water balance, every reading helps you make informed decisions faster and with greater confidence. Engineered for both professionals and passionate hobbyists, the MW804 MAX offers fast, stable readings and automatic temperature compensation, ensuring accurate results even under fluctuating conditions. Its intuitive design features a large dual-level LCD, a hold function for easier data recording, and an easy-to-navigate interface that minimizes training time and maximizes usability in the field. Built to withstand harsh environments, the MW804 MAX features a waterproof IP65-rated body, a replaceable, low-maintenance pH electrode, and long battery life – making it a reliable companion across a wide range of water testing applications. Whether you're in the greenhouse, at the fish farm, or out on-site, this meter is ready to go wherever your work takes you. With the MW804 MAX in hand, you gain more than just a tool – you gain peace of mind, knowing your water quality is under control with precision you can trust   Why Choose the Milwaukee MW804 MAX? Comprehensive Testing: Measure pH (0.00–14.00), EC (up to 20.00 mS/cm), TDS (0–10.00 ppt), and temperature (0.0 to 50.0°C / 32.0 to 122.0°F) with a single device. High Accuracy: Achieve precise readings with ±0.05 pH accuracy, ±2% Full Scale for EC/TDS, and ±0.5°C / ±1°F for temperature. User-Friendly Interface: Features a large dual-level LCD display with stability indicator and hold function for easy data recording. Automatic Temperature Compensation: Ensures accurate readings across varying temperatures. Replaceable Probe: Equipped with a gel-filled, double junction pH electrode for low maintenance and high performance. Durable and Portable: Lightweight at just 3.5 ounces and waterproof to IP65 standards, making it ideal for fieldwork. Long Battery Life: Approximately 100 hours of continuous use with auto shut-off feature to conserve battery.   Applications The versatility of the MW804 MAX makes it suitable for a wide range of applications: Agriculture & Hydroponics: Monitor nutrient solutions and soil conditions to optimize plant growth. Aquariums & Aquaculture: Ensure ideal water conditions for aquatic life by regularly checking pH, EC, TDS, and temperature. Swimming Pools & Spas: Maintain safe and comfortable water by monitoring and adjusting chemical levels. Food & Beverage Production: Test water quality used in production processes to ensure product safety and consistency. Laboratory & Education: Provide accurate measurements for experiments and educational demonstrations. Industrial Applications: Monitor water quality in cooling towers, boilers, and wastewater treatment to prevent scaling and corrosion. Drinking Water & Water Treatment: Verify the quality of potable water and monitor filtration systems. Environmental Monitoring: Assess natural water bodies for pollution levels and support environmental protection initiatives.   Proper Care & Maintenance To ensure the longevity and accuracy of your MW804 MAX: pH Electrode Maintenance: Always store the pH probe with the cap filled with storage solution (MA9015). Avoid using distilled or deionized water for storage. Regularly clean and condition the pH electrode using Milwaukee Maintenance Solutions MA9015 & MA9016. EC Sensor Care: Rinse the probe with distilled water after each use to prevent residue buildup. Calibrate regularly using appropriate calibration solutions to maintain measurement accuracy. General Tips: Avoid immersing the tester beyond the maximum immersion level indicated on the device. Replace batteries when the low battery indicator appears to ensure reliable operation. Order the Milwaukee MW804 MAX Today! Whether you're managing hydroponic systems, caring for aquatic life, maintaining crystal-clear pool water, or testing in the field or lab, the Milwaukee MW804 MAX 4-in-1 Tester has you covered. With fast, accurate readings of pH, EC, TDS, and temperature, it’s your all-in-one solution for water quality monitoring. Reliable. Rugged. Ready. Invest in professional-grade results – order your MW804 MAX today!

€235.31

Make Sure Your Pool Stays Clean

Chlorine keeps your pool water safe by eliminating contaminants. Regular testing ensures it stays effective.

Milwaukee MW10 Digital Free Chlorine Tester
Milwaukee MW10 Digital Free Chlorine Tester – Precision Chlorine Testing Made Simple In the world of water quality, precision and speed are non-negotiable. Whether you're managing a public water supply, maintaining a crystal-clear swimming pool, or safeguarding aquatic life in an aquarium, knowing exactly how much free chlorine is present in your water is critical. Chlorine is one of the most widely used disinfectants, but inaccurate levels – too high or too low – can lead to major health risks or system inefficiencies. That’s where the Milwaukee MW10 Digital Free Chlorine Tester comes in. Designed with simplicity, reliability, and field-ready durability in mind, the MW10 empowers professionals and enthusiasts alike to measure free chlorine levels quickly and accurately – anytime, anywhere. No more subjective color matching. No more ambiguity. Just digital accuracy in the palm of your hand. Compact, portable, and engineered to meet USEPA Method 330.5 standards, the MW10 is ideal for fast, on-the-go water quality testing. Its intuitive design, combined with powerful performance, makes it a go-to solution for water treatment specialists, pool operators, educators, and more.   Why Choose the Milwaukee MW10? High Accuracy & EPA Compliance: Delivers reliable results from 0.00 to 2.50 mg/L (ppm) with ±0.03 mg/L ±3% of reading accuracy. Follows USEPA Method 330.5 for compliance and trust. Compact & Portable: Pocket-sized design for effortless field testing – ideal for on-site water assessments. Fast & Easy Testing: Simple two-reagent system with easy-to-follow steps delivers results in under a minute. Digital Readout: Eliminates interpretation errors associated with traditional color comparator kits. Low Maintenance: Durable housing and user-friendly interface designed for long-term, low-hassle use. Long Battery Life: Powered by a standard 1.5V AAA battery for up to 500 tests, with automatic shut-off for power conservation.   Applications The Milwaukee MW10 Free Chlorine Tester is a versatile, portable photometer designed for measuring free chlorine levels in water. Its applications span various industries and settings where accurate chlorine monitoring is essential. Below is a list of its primary applications, starting with the most critical and widely used. 1. Drinking Water Treatment & Distribution Ensuring safe drinking water requires precise monitoring of free chlorine levels to maintain effective disinfection without exceeding regulatory limits. The MW10 is ideal for municipal water systems, private wells, and on-site testing by water utility personnel. 2. Wastewater Treatment In wastewater management, controlling chlorine levels is crucial to prevent environmental harm and comply with discharge regulations. The MW10 facilitates quick assessments of chlorine concentrations in treated effluents. 3. Swimming Pools & Spas Maintaining appropriate chlorine levels in recreational water bodies is vital for user safety and comfort. The MW10 offers pool operators and homeowners an accurate tool for routine monitoring, ensuring water remains within safe and pleasant parameters. 4. Aquariums & Aquaculture Fish and aquatic organisms are sensitive to chlorine. The MW10 assists aquarium enthusiasts and aquaculture professionals in detecting and managing chlorine levels, safeguarding aquatic life. 5. Food & Beverage Processing Chlorine is commonly used for sanitizing equipment and surfaces in food and beverage industries. The MW10 helps ensure that residual chlorine levels are within acceptable limits, preventing contamination and ensuring product safety. 6. Laboratories & Research In scientific research and laboratory settings, precise measurement of chlorine is often required. The MW10 provides researchers with reliable data for experiments and analyses involving water quality. 7. Educational Settings Educators can utilize the MW10 to teach students about water quality testing and the importance of chlorine monitoring, providing hands-on experience in environmental science and chemistry courses. 8. Agriculture & Irrigation In agricultural practices, water quality impacts crop health. The MW10 aids farmers and agronomists in monitoring chlorine levels in irrigation water, ensuring it is safe for crops and soil. The Milwaukee MW10's compact design, ease of use, and accurate digital readings make it a valuable tool across these diverse applications. Its adherence to the USEPA Method 330.5 ensures reliable and standardized measurements of free chlorine in various water samples.   Proper Care & Maintenance To ensure the longevity and accuracy of your MW10 colorimeter, follow these maintenance best practices: Cleaning After each use, rinse the cuvette thoroughly with distilled or deionized water. Avoid scratches or residue that could interfere with optical readings. For stubborn residues, use a soft cloth and mild detergent. Storage Store the MW10 in a dry, dust-free environment. Always keep the optical path clean and covered when not in use. Remove the battery if the unit won’t be used for extended periods. Reagent Handling Use only Milwaukee reagents (MI524-25) for consistent and accurate results. Store reagents in a cool, dark place and avoid exposure to heat or moisture. Always check expiration dates before use. Calibration & Verification Periodically test your MW10 against known standard solutions to verify performance. If results start to drift, check reagent quality and cleanliness of the cuvette before contacting support.   Upgrade your chlorine testing routine with the Milwaukee MW10 – fast, accurate, and built for real-world use.  

€98.75
Milwaukee MW11 Digital Total Chlorine Tester
DESCRIPTION The Milwaukee MW11 Total Chlorine Photometer lets you go digital with your testing. No more hit and miss testing with strips. Great for aquariums, aquaculture & coral, labs, water conditioning , classroom and more. This meter is also ideal for educators that want their students to learn the basics of water quality analysis to apply in the real world. Simply add the reagent and get a digital reading accurate to ±0.03 ppm within minutes. DESIGN FEATURES Fast, easy-to-read results with large digital LCD readout. Range from 0.00 to 3.50 ppm. Accurate to ±0.03 ppm or ±3% of reading @ 25 °C. Small and ergonomic design. No calibration needed. Reliable and repeatable measurements with no visual assessment. Runs on 1 x AAA battery with auto shut off to extend battery life. Adaptation of the USEPA Method 330.5. The reaction between Free Clorine and DPD causes a slight pink tint in the sample.Thank you for considering Milwaukee to help you take your results to the next level.

€99.81