{"product_id":"testo-205-spare-ph-probe-with-gel-cap-0650-2051","title":"Spare pH Probe for Testo 205 with Gel Cap","description":"\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eThis is the genuine spare pH probe for your Testo 205 pH\/temperature measuring instrument, designed to keep your readings accurate on the job. When you're dealing with critical water quality or process control, a reliable pH sensor is non-negotiable for consistent results, especially under tough Australian conditions.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eAnyone who's had a pH probe dry out or get damaged knows how frustrating it is to get inconsistent readings, so having a spare on hand means less downtime and accurate data when it counts.\u003c\/p\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eBest For\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eHVAC and plumbing technicians checking condensate trays or cooling tower water.\u003c\/li\u003e\n\u003cli\u003eService teams monitoring chemical treatment systems.\u003c\/li\u003e\n\u003cli\u003eMaintenance crews requiring accurate pH values for system optimisation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eCompatibility\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eThis spare probe is designed specifically for the Testo 205 one-hand pH\/temperature measuring instrument. If you're running a different model, check fittings and specs before ordering.\u003c\/p\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eFeatures\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003e\n\u003cem\u003eEasy Change Measuring Tip:\u003c\/em\u003e Designed for quick and hassle-free replacement on your Testo 205.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eGel Storage Cap Included:\u003c\/em\u003e Helps maintain probe hydration and extend its lifespan when not in use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eNTC Temperature Sensor:\u003c\/em\u003e Integrated for accurate temperature compensation during pH measurements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eRobust Construction:\u003c\/em\u003e Suitable for routine use in demanding industrial or commercial settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003eFixed Cable Design:\u003c\/em\u003e Ensures a secure, reliable connection to your instrument.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 16px; margin-bottom: 20px;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"color: #007acc; border: 1px solid #e0e0e0; padding: 10px; text-align: left; background-color: #f5f5f5;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"color: #007acc; border: 1px solid #e0e0e0; padding: 10px; text-align: left; background-color: #f5f5f5;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eMeasuring Range (Temp)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e0 to +60 °C (short-term to +80 °C max. 5 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eAccuracy (Temp)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e±0.4 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eResolution (Temp)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e0.1 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e0 to +50 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eProbe Shaft Length\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eProbe Shaft Diameter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e11 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003e54 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eFixed Cable\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003e1x Spare pH probe for Testo 205 (0650 2051)\u003c\/li\u003e\n\u003cli\u003e1x Gel storage cap\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eUsing It on the Job\u003c\/h2\u003e\n\u003col style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eEnsure your Testo 205 instrument is switched off before attempting any probe replacement.\u003c\/li\u003e\n\u003cli\u003eCarefully unthread and remove the old pH probe from the instrument body.\u003c\/li\u003e\n\u003cli\u003eGently screw in the new spare pH probe until secure, but do not overtighten to avoid damage.\u003c\/li\u003e\n\u003cli\u003eRemove the gel storage cap before first use, then calibrate the instrument according to Testo's instructions with appropriate buffer solutions.\u003c\/li\u003e\n\u003cli\u003eAlways re-cap the probe with the gel storage cap after use to prevent drying out and maintain accuracy for future measurements.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eLimitations \u0026amp; Safety Notes\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eThis probe is only compatible with the Testo 205 pH\/temperature measuring instrument.\u003c\/li\u003e\n\u003cli\u003eAvoid direct contact with highly corrosive substances unless explicitly specified by the manufacturer for pH probes.\u003c\/li\u003e\n\u003cli\u003eEnsure the gel storage cap is always used when the probe is not actively measuring to prevent sensor degradation and extend its lifespan.\u003c\/li\u003e\n\u003cli\u003eFollow all Australian standards and Safe Work guidance when handling chemicals or performing measurements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote style=\"border-left: 4px solid #007acc; background-color: #f9f9f9; font-style: italic; padding: 15px; margin: 20px 0;\"\u003eDon't wait until your pH readings are jumping all over the place to replace your probe. Keep a spare on the van, and perform regular two-point calibrations to catch drift early. It'll save you a return trip.\u003c\/blockquote\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003ePair With\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003ePair with the Testo 205 pH\/temperature measuring instrument itself, and pH buffer solutions for accurate calibration and maintenance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Testo","offers":[{"title":"Default Title","offer_id":43799311548475,"sku":"0650 2051","price":570.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0316\/7787\/4235\/files\/0650-2051-p-pr-ana-002853.jpg?v=1784272716","url":"https:\/\/www.hvacshop.com.au\/products\/testo-205-spare-ph-probe-with-gel-cap-0650-2051","provider":"HVAC Supply Shop","version":"1.0","type":"link"}