{"product_id":"w9y-zti-g0019588","title":"Mastercool 55900 Intellasense II Refrigerant Leak Detector – Heated Tin Oxide Sensor, Super Sensitive Mode, Certified for R134a and R1234yf, Compact Design with LED Display and Leak Vial","description":"\u003cp\u003e.Overview\u003cbr\u003e\nThe Mastercool 55900 Intellasense II is a compact, professional-grade leak detector designed to deliver reliable performance in real-world HVAC and automotive environments. Using an advanced heated tin oxide sensor, it detects refrigerant leaks down to 0.15 oz\/year with exceptional speed and precision. Designed for R134a, R1234yf, and all common refrigerants, this tool is fully certified to SAE J2791, J2913, and EN 14624 standards.\u003c\/p\u003e\n\n\u003cp\u003eKey Features\u003cbr\u003e\n?? ADVANCED SENSOR TECHNOLOGY – Heated tin oxide sensor detects refrigerants with high accuracy\u003cbr\u003e\n?? PEAK FUNCTION – Highlights the highest leak detected for multi-leak environments\u003cbr\u003e\n?? INTELLIGENT TIP DESIGN – Reduces false alarms by sensing and adjusting to the environment\u003cbr\u003e\n?? MULTI-COLOR LED INDICATORS – Visual signal strength and diagnostic feedback in real-time\u003cbr\u003e\n?? FLEXIBLE PROBE – 15.5\" gooseneck reaches tight or hidden leak zones with ease\u003cbr\u003e\n?? INTERTEK CERTIFIED – Complies with J2791 (R134a), J2913 (R1234yf), and EN 14624 standards\u003c\/p\u003e\n\n\u003cp\u003eWhy Mastercool\u003cbr\u003e\nWith over 35 years of innovation in A\/C service equipment, Mastercool builds tools trusted by technicians worldwide. The 55900 combines accuracy, durability, and ease of use—offering dependable performance for serious leak detection needs.\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications\u003cbr\u003e\n- Sensor Type: Heated tin oxide\u003cbr\u003e\n- Sensor Life: 2000 hours\u003cbr\u003e\n- Sensitivity: High (0.15 oz\/yr), Medium (0.25 oz\/yr), Low (0.50 oz\/yr)\u003cbr\u003e\n- Response Time: Less than 1 second\u003cbr\u003e\n- Probe: 15.5\" flexible probe with intelligent tip\u003cbr\u003e\n- Display: 6-level LED indicator with diagnostics\u003cbr\u003e\n- Battery: 2 \"C\" alkaline batteries\u003cbr\u003e\n- Battery Life: 30 hours\u003cbr\u003e\n- Certifications: SAE J2791, J2913, EN 14624\u003cbr\u003e\n- Includes: Detector, leak test vial, filters, 2 “C” batteries, blow molded case\u003cbr\u003e\n.?? HEATED TIN OXIDE SENSOR – Detects all refrigerants (CFCs, HCFCs, HFCs, and blends) with high sensitivity and fast response time\u003cbr\u003e\n.?? CERTIFIED PERFORMANCE – Complies with SAE J2791 (R134a), J2913 (R1234yf), and EN 14624 standards\u003cbr\u003e\n.?? SUPER SENSITIVE MODE – Enables enhanced detection of small leaks, including R1234yf and R407C\u003cbr\u003e\n.?? INTELLIGENT PROBE DESIGN – 15.5” flexible probe with environment-sensing tip minimizes false alarms\u003cbr\u003e\n.?? PEAK HOLD FUNCTION – Locks the highest leak signal while continuing to scan for additional leaks\u003cbr\u003e\n.?? USER-FRIENDLY INTERFACE – Volume\/mute control, three sensitivity levels, and LED indicators for signal strength, sensor status, and diagnostics\u003cbr\u003e\n.?? INCLUDES ACCESSORIES – Comes in a blow molded case with leak test vial, replacement filters, and 2 “C” batteries\u003cbr\u003e\n.?? U.S. BASED CUSTOMER SUPPORT – Reliable service from Mastercool’s New Jersey headquarters\u003c\/p\u003e","brand":"Zoro Tools, Inc.","offers":[{"title":"Default Title","offer_id":51034665976114,"sku":"W9Y-ZTI-G0019588","price":306.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/4748\/7538\/files\/51LbVxWwkeL.jpg?v=1775142336","url":"https:\/\/kartit.us\/products\/w9y-zti-g0019588","provider":"KARTiT","version":"1.0","type":"link"}