{"product_id":"milwaukee-ph55-pro-waterproof-ph-temperature-tester","title":"Milwaukee PH55 PRO Waterproof pH \u0026 Temperature Tester","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eGet fast, convenient pH and temperature measurements with the \u003cstrong\u003eMilwaukee PH55 PRO Waterproof pH \u0026amp; Temperature Tester\u003c\/strong\u003e. Designed as a portable pocket-size instrument, the PH55 PRO combines digital pH testing, temperature measurement, automatic temperature compensation and a replaceable probe in one easy-to-use tester.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIt's a practical choice for \u003cstrong\u003efreshwater aquariums, saltwater aquariums, reef systems, quarantine tanks, aquaculture and other water-quality applications\u003c\/strong\u003e where accurate pH monitoring matters.\u003c\/p\u003e\n\u003ch2\u003epH \u0026amp; Temperature in One Tester\u003c\/h2\u003e\n\u003cp\u003eThe PH55 PRO simultaneously measures \u003cstrong\u003epH and temperature\u003c\/strong\u003e, allowing you to check two important water parameters without using separate instruments.\u003c\/p\u003e\n\u003cp\u003eThe large dual-level LCD displays the pH reading alongside temperature for quick reference.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDigital pH Testing\u003c\/strong\u003e\u003cbr\u003eProvides clear digital readings across a \u003cstrong\u003e-2.0 to 16.0 pH range\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTemperature Measurement\u003c\/strong\u003e\u003cbr\u003eMeasures temperature from \u003cstrong\u003e23.0–140.0°F \/ -5.0–60.0°C\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAutomatic Temperature Compensation\u003c\/strong\u003e\u003cbr\u003eBuilt-in ATC automatically compensates pH measurements for temperature between \u003cstrong\u003e32–122°F \/ 0–50°C\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReplaceable Probe\u003c\/strong\u003e\u003cbr\u003eUnlike disposable testers that must eventually be replaced as a complete unit, the PH55 PRO features a \u003cstrong\u003ereplaceable MA73600 double-junction pH electrode\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAutomatic Calibration\u003c\/strong\u003e\u003cbr\u003eSupports automatic \u003cstrong\u003e1- or 2-point calibration\u003c\/strong\u003e with automatic buffer recognition.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWater-Resistant Design\u003c\/strong\u003e\u003cbr\u003eMilwaukee rates the PH55 PRO to \u003cstrong\u003eIP65\u003c\/strong\u003e, making it well suited for routine use around aquarium systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePortable Operation\u003c\/strong\u003e\u003cbr\u003eCompact, battery-powered construction makes it easy to test multiple aquariums, quarantine systems or mixing containers with the same instrument.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003e\u003ca class=\"decorated-link\" rel=\"noopener\" href=\"https:\/\/milwaukeeinstruments.com\/milwaukee-ph55-pro-waterproof-ph-temperature-tester-with-atc-replaceable-probe\/?utm_source=chatgpt.com\" target=\"_blank\"\u003eMilwaukee PH55 PRO specifications\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e PH55 PRO\u003cbr\u003e\u003cstrong\u003epH Range:\u003c\/strong\u003e -2.0 to 16.0 pH\u003cbr\u003e\u003cstrong\u003epH Resolution:\u003c\/strong\u003e 0.1 pH\u003cbr\u003e\u003cstrong\u003epH Accuracy:\u003c\/strong\u003e ±0.1 pH\u003cbr\u003e\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e 23.0–140.0°F \/ -5.0–60.0°C\u003cbr\u003e\u003cstrong\u003eTemperature Resolution:\u003c\/strong\u003e 0.1°F \/ 0.1°C\u003cbr\u003e\u003cstrong\u003eTemperature Accuracy:\u003c\/strong\u003e ±1.0°F \/ ±0.5°C\u003cbr\u003e\u003cstrong\u003eCalibration:\u003c\/strong\u003e Automatic, 1 or 2 point\u003cbr\u003e\u003cstrong\u003eTemperature Compensation:\u003c\/strong\u003e Automatic\u003cbr\u003e\u003cstrong\u003eProbe:\u003c\/strong\u003e Replaceable MA73600 double-junction electrode\u003cbr\u003e\u003cstrong\u003eProtection:\u003c\/strong\u003e IP65\u003cbr\u003e\u003cstrong\u003ePower:\u003c\/strong\u003e 4 × 1.5V batteries\u003c\/p\u003e\n\u003ch2\u003eReplaceable Double-Junction Probe\u003c\/h2\u003e\n\u003cp\u003eOne of the PH55 PRO's biggest advantages is its \u003cstrong\u003ereplaceable pH electrode\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003epH electrodes are consumable components that naturally age over time. Instead of replacing the entire tester when the electrode eventually reaches the end of its service life, the PH55 PRO allows the probe to be replaced separately.\u003c\/p\u003e\n\u003cp\u003eThe double-junction electrode design also helps reduce contamination of the reference electrolyte, making it well suited to repeated water-quality testing.\u003c\/p\u003e\n\u003ch2\u003eGreat for Aquarium Testing\u003c\/h2\u003e\n\u003cp\u003eThe PH55 PRO is a useful testing tool for:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFreshwater Aquariums\u003c\/strong\u003e\u003cbr\u003eQuickly check pH and temperature during routine maintenance or troubleshooting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSaltwater \u0026amp; Reef Aquariums\u003c\/strong\u003e\u003cbr\u003eMonitor pH without relying solely on color-based test interpretation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuarantine \u0026amp; Holding Systems\u003c\/strong\u003e\u003cbr\u003eConveniently check temporary systems where a permanent monitor may not be necessary.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWater Preparation\u003c\/strong\u003e\u003cbr\u003eTest water before it enters the aquarium or compare conditions between systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMultiple Aquarium Systems\u003c\/strong\u003e\u003cbr\u003eThe portable design makes it easy to move between tanks rather than installing individual monitoring equipment on each system.\u003c\/p\u003e\n\u003ch2\u003eCalibration \u0026amp; Probe Care\u003c\/h2\u003e\n\u003cp\u003eFor reliable results, calibrate the PH55 PRO regularly using appropriate pH calibration solutions according to Milwaukee's instructions.\u003c\/p\u003e\n\u003cp\u003eThe electrode should be rinsed between samples to prevent cross-contamination, and the probe should remain properly hydrated.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNever store a pH electrode in distilled, RO or DI water.\u003c\/strong\u003e Use an appropriate pH electrode storage solution when the tester will not be used for an extended period.\u003c\/p\u003e\n\u003ch2\u003ePocket Tester or Continuous Monitor?\u003c\/h2\u003e\n\u003cp\u003eThe PH55 PRO is ideal for aquarists who want a \u003cstrong\u003eportable digital pH tester\u003c\/strong\u003e without investing in a permanently installed monitoring system.\u003c\/p\u003e\n\u003cp\u003eFor aquariums requiring continuous 24\/7 parameter monitoring, a dedicated Milwaukee monitor may be a better fit. For routine spot testing across one or multiple systems, the PH55 PRO provides a convenient and much more affordable option.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy From Infinity and Beyond Aquatics?\u003c\/h2\u003e\n\u003cp\u003eInfinity and Beyond Aquatics carries practical testing and monitoring equipment for aquarists who want dependable information about their aquarium water.\u003c\/p\u003e\n\u003cp\u003eWith digital pH and temperature measurements, automatic calibration, temperature compensation and a replaceable electrode, the \u003cstrong\u003eMilwaukee PH55 PRO\u003c\/strong\u003e is a versatile testing tool for routine aquarium maintenance and water-quality monitoring.\u003c\/p\u003e","brand":"SWA","offers":[{"title":"Default Title","offer_id":53235150389557,"sku":"mil-pocket-ph-test","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0964\/2252\/7285\/files\/PH55_FRONT_WNUMBERS__23584.1612470050__04579.jpg?v=1785465799","url":"https:\/\/infinityandbeyondaquatics.com\/products\/milwaukee-ph55-pro-waterproof-ph-temperature-tester","provider":"Infinity and Beyond Aquatics ","version":"1.0","type":"link"}