The Apera Instruments SX635 is the replacement electrode for the SX630 Pocket Tester. The slim platinum ORP electrode is also suitable for measurements in narrow vessels such as test tubes.
• Replacement ORP electrode with platinum sensor
• Slim design, ideal for test tubes
• Easy replacement without tools: pull out the old electrode, insert the new one (pay attention to the orientation)
• No calibration required; functionality check using a 222 mV ORP standard solution
• Compatible only with the SX630
This electrode comes with a 6-month manufacturer’s warranty.






