{"product_id":"ph-electrode-probe-bnc-connector-lab-aquarium-hydroponics","title":"pH Electrode Probe BNC Connector – Lab, Aquarium \u0026 Hydroponics","description":"\u003cp\u003eKeep your water quality measurements accurate and reliable with this \u003cstrong\u003eProfessional Laboratory pH Electrode Probe\u003c\/strong\u003e. Designed as a direct replacement for a wide range of popular pH meters and controllers, this electrode delivers precise readings across aquariums, hydroponic systems, laboratories, spas, swimming pools, and other water systems.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Fits pH-990, pH-217, pH-218, pH\/EC-9853, pH-117, pH-118, pH-991, pH-3012, TDS\/pH-9851, ORP\/pH-999 and most pH meters with a BNC-Q9 connector.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensitive Crystal Ball Bubble Probe:\u003c\/strong\u003e Composed of a pH glass electrode and reference electrode for stable, accurate readings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull pH Range:\u003c\/strong\u003e Measures 0.00–14.00 pH with a resolution of 0.01 pH and accuracy of ±0.1 pH.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Temperature Range:\u003c\/strong\u003e Operates from 0°C to 50°C (32°F–122°F).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUpright BNC (Q9) Connector:\u003c\/strong\u003e Easy plug-in connection, compatible with a broad range of controllers and meters.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenerous Cable Length:\u003c\/strong\u003e ~1.1 m (43.3 in) cable for flexible placement.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable \u0026amp; Lightweight:\u003c\/strong\u003e Plastic housing, approx. 65 × 25 mm, weighing only ~41.7 g.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e100% Brand New:\u003c\/strong\u003e Ready-to-use replacement accessory right out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLaboratory pH Electrode\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSensitive Crystal Ball Bubble\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003epH Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.00 – 14.00 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.01 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.1 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0°C – 50°C (32°F – 122°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBNC Q9 (Upright)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~1.1 m \/ 43.3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eItem Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~65 × 25 mm (H × D)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eItem Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~41.7 g \/ 1.47 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Models\u003c\/h2\u003e\n\u003cp\u003epH-990, pH-217, pH-218, pH\/EC-9853, pH-117, pH-118, pH-991, pH-3012, TDS\/pH-9851, ORP\/pH-999\u003cbr\u003e\n\u003cstrong\u003eCompatible SKUs:\u003c\/strong\u003e E1595, E1597, E1598, E1274, E0919, E1135, E1147, E1149, E1150, E1273\u003c\/p\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAquariums \u0026amp; fish tanks\u003c\/li\u003e\n  \u003cli\u003eHydroponic \u0026amp; aquaponic systems\u003c\/li\u003e\n  \u003cli\u003eLaboratories \u0026amp; research\u003c\/li\u003e\n  \u003cli\u003eSpas \u0026amp; swimming pools\u003c\/li\u003e\n  \u003cli\u003eWater treatment \u0026amp; monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × pH Electrode Probe\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Due to different product batches, appearance may vary slightly but does not affect performance. Color may differ slightly from images due to lighting and display variations. Measurement allowance: ±1–3 cm.\u003c\/p\u003e\n\n\u003cp\u003eFor more information on water quality testing standards, visit the \u003ca href=\"https:\/\/www.epa.gov\/ground-water-and-drinking-water\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eU.S. EPA Ground Water and Drinking Water resource\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What pH meters is this electrode probe compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This pH electrode probe is compatible with a wide range of popular meters including the pH-990, pH-217, pH-218, pH\/EC-9853, pH-117, pH-118, pH-991, pH-3012, TDS\/pH-9851, and ORP\/pH-999. It also works with most pH meters and controllers that use a BNC Q9 connector.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I use this pH electrode probe for hydroponics and aquariums?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This probe is specifically designed for use in aquariums, hydroponic systems, spas, swimming pools, water sources, and laboratory settings — anywhere you need precise, reliable pH measurement of an aqueous solution.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the pH measurement range and accuracy of this electrode?\u003c\/h4\u003e\n\u003cp\u003eA: The electrode measures across the full pH range of 0.00 to 14.00 pH with a resolution of 0.01 pH and an accuracy of ±0.1 pH, making it suitable for both general use and more precise laboratory applications.\u003c\/p\u003e\n\u003ch4\u003eQ: How long is the cable on this pH electrode probe?\u003c\/h4\u003e\n\u003cp\u003eA: The cable is approximately 1.1 meters (43.3 inches) long, providing plenty of reach for flexible placement near tanks, pools, or lab setups.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What pH meters is this electrode probe compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This pH electrode probe is compatible with a wide range of popular meters including the pH-990, pH-217, pH-218, pH\/EC-9853, pH-117, pH-118, pH-991, pH-3012, TDS\/pH-9851, and ORP\/pH-999. 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