{"id":9137663148269,"title":"DUOYI DY519 3-in-1 HVAC Digital Manifold Vacuum Gauge Refrigerant Charging, Vacuum Testing \u0026 Leak Detection 24 Refrigerant NIST Compatible High Precision Pressure Meter for AC Pros \u0026 DIYers","handle":"duoyi-dy519-3-in-1-hvac-digital-manifold-vacuum-gauge-refrigerant-charging-vacuum-testing-leak-detection-24-refrigerant-nist-compatible-high-precision-pressure-meter-for-ac-pros-diyers","description":"\u003ch3\u003eDUOYI DY519 3-in-1 HVAC Digital Manifold Vacuum Gauge Refrigerant Charging, Vacuum Testing \u0026amp; Leak Detection 24 Refrigerant NIST Compatible High Precision Pressure Meter for AC Pros \u0026amp; DIYers\u003c\/h3\u003e\r\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \r\n\r\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\r\n \u003cul class=\"a\"\u003e\r\n \u003cli\u003e3-in-1 HVAC All-in-One Tool DUOYI DY519 digital hvac manifold gauge integrates refrigerant charging, vacuum testing, and leak detection into one devicecover your entire AC\/heating system maintenance workflow without swapping tools. Say goodbye to clutter and hello to faster, simpler jobs.(Note: Device requires 2 x AA batteries, not included.)\u003c\/li\u003e\r\n \u003cli\u003e24 Refrigerants + NIST-Certified Database This digital vacuum ac gauge preloaded with specs for 24 top refrigerants (R22, R410A, R32, etc.) and synced with NIST (National Institute of Standards and Technology) data. Automatically matches your systems needs, dialing in charging accuracy by 80% for pro-level results every time.\u003c\/li\u003e\r\n \u003cli\u003e0.5%FS Precision Pressure Gauge This air conditioning leak test kit powered by an industrial-grade sensor, it reads gauge pressure\/vacuum in real time (-30inHg to 500PSI) with 0.5% full-scale error. Wide-temp design (-40F to 248F) keeps readings rock-solid, even in harsh conditionsno more guessing or close enough measurements.\u003c\/li\u003e\r\n \u003cli\u003eEffortless Maintenance, Faster Service Quick-connect fittings (1\/4\" SAE compatible) let you hook up in 10 seconds. Smart backlight screen lights up dark spaces, so you spend less time fumbling and more time finishing. Shorter jobs = happier customers and more repeat calls. Best choice for hvac digital gauges.\u003c\/li\u003e\r\n \u003cli\u003eChild-resistant design Prevents young children from accessing batteries, reducing ingestion risks as required by safety standards.\u003c\/li\u003e\r\n \u003c\/ul\u003e","published_at":"2025-10-13T18:31:26+11:00","created_at":"2025-10-13T18:31:23+11:00","vendor":"DUOYI","type":"Air Conditioning Line Repair Tools","tags":["AUTO_bestsellers_Oct2025"],"price":29900,"price_min":29900,"price_max":29900,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":48865166786797,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B0FFSXZY4Y","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"DUOYI DY519 3-in-1 HVAC Digital Manifold Vacuum Gauge Refrigerant Charging, Vacuum Testing \u0026 Leak Detection 24 Refrigerant NIST Compatible High Precision Pressure Meter for AC Pros \u0026 DIYers","public_title":null,"options":["Default Title"],"price":29900,"weight":508,"compare_at_price":null,"inventory_management":"shopify","barcode":"799257230178","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/leoforward.com\/cdn\/shop\/files\/B0FFSXZY4Y.jpg?v=1775780450","\/\/leoforward.com\/cdn\/shop\/files\/71w6FkUL4xL.jpg?v=1760340685","\/\/leoforward.com\/cdn\/shop\/files\/71okP1MBH8L.jpg?v=1760340686","\/\/leoforward.com\/cdn\/shop\/files\/7194IWtWNXL.jpg?v=1760340685","\/\/leoforward.com\/cdn\/shop\/files\/71a6wbh8KsL.jpg?v=1760340686","\/\/leoforward.com\/cdn\/shop\/files\/812ZVrIJrsL.jpg?v=1760340685","\/\/leoforward.com\/cdn\/shop\/files\/71e214McYYL.jpg?v=1760340685"],"featured_image":"\/\/leoforward.com\/cdn\/shop\/files\/B0FFSXZY4Y.jpg?v=1775780450","options":["Title"],"media":[{"alt":null,"id":36889156485357,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/leoforward.com\/cdn\/shop\/files\/B0FFSXZY4Y.jpg?v=1775780450"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/B0FFSXZY4Y.jpg?v=1775780450","width":1600},{"alt":null,"id":36889156518125,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/leoforward.com\/cdn\/shop\/files\/71w6FkUL4xL.jpg?v=1760340685"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/71w6FkUL4xL.jpg?v=1760340685","width":1600},{"alt":null,"id":36889156550893,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/leoforward.com\/cdn\/shop\/files\/71okP1MBH8L.jpg?v=1760340686"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/71okP1MBH8L.jpg?v=1760340686","width":1600},{"alt":null,"id":36889156583661,"position":4,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/leoforward.com\/cdn\/shop\/files\/7194IWtWNXL.jpg?v=1760340685"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/7194IWtWNXL.jpg?v=1760340685","width":1600},{"alt":null,"id":36889156616429,"position":5,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/leoforward.com\/cdn\/shop\/files\/71a6wbh8KsL.jpg?v=1760340686"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/71a6wbh8KsL.jpg?v=1760340686","width":1600},{"alt":null,"id":36889156649197,"position":6,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/leoforward.com\/cdn\/shop\/files\/812ZVrIJrsL.jpg?v=1760340685"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/812ZVrIJrsL.jpg?v=1760340685","width":1600},{"alt":null,"id":36889156681965,"position":7,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/leoforward.com\/cdn\/shop\/files\/71e214McYYL.jpg?v=1760340685"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/leoforward.com\/cdn\/shop\/files\/71e214McYYL.jpg?v=1760340685","width":1600}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eDUOYI DY519 3-in-1 HVAC Digital Manifold Vacuum Gauge Refrigerant Charging, Vacuum Testing \u0026amp; Leak Detection 24 Refrigerant NIST Compatible High Precision Pressure Meter for AC Pros \u0026amp; DIYers\u003c\/h3\u003e\r\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \r\n\r\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\r\n \u003cul class=\"a\"\u003e\r\n \u003cli\u003e3-in-1 HVAC All-in-One Tool DUOYI DY519 digital hvac manifold gauge integrates refrigerant charging, vacuum testing, and leak detection into one devicecover your entire AC\/heating system maintenance workflow without swapping tools. Say goodbye to clutter and hello to faster, simpler jobs.(Note: Device requires 2 x AA batteries, not included.)\u003c\/li\u003e\r\n \u003cli\u003e24 Refrigerants + NIST-Certified Database This digital vacuum ac gauge preloaded with specs for 24 top refrigerants (R22, R410A, R32, etc.) and synced with NIST (National Institute of Standards and Technology) data. Automatically matches your systems needs, dialing in charging accuracy by 80% for pro-level results every time.\u003c\/li\u003e\r\n \u003cli\u003e0.5%FS Precision Pressure Gauge This air conditioning leak test kit powered by an industrial-grade sensor, it reads gauge pressure\/vacuum in real time (-30inHg to 500PSI) with 0.5% full-scale error. Wide-temp design (-40F to 248F) keeps readings rock-solid, even in harsh conditionsno more guessing or close enough measurements.\u003c\/li\u003e\r\n \u003cli\u003eEffortless Maintenance, Faster Service Quick-connect fittings (1\/4\" SAE compatible) let you hook up in 10 seconds. Smart backlight screen lights up dark spaces, so you spend less time fumbling and more time finishing. Shorter jobs = happier customers and more repeat calls. Best choice for hvac digital gauges.\u003c\/li\u003e\r\n \u003cli\u003eChild-resistant design Prevents young children from accessing batteries, reducing ingestion risks as required by safety standards.\u003c\/li\u003e\r\n \u003c\/ul\u003e"}