{"product_id":"wisscool-digital-hvac-gauge-3-in-1-manifold-for-r134a-r454b-r1234yf-r32-backlit-lcd-leak-vacuum-test","title":"Wisscool Digital HVAC Gauge – 3-in-1 Manifold for R134a\/R454B\/R1234yf\/R32, Backlit LCD \u0026 Leak\/Vacuum Test","description":"\u003cp\u003e\u003cstrong\u003eWISSCOOL's Digital Gauge is a lightweight 3-in-1 HVAC manifold that measures pressure, performs vacuum tests, and detects leaks across 24 refrigerants.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis handheld instrument combines a digital pressure display, vacuum capability and leak-check functions into one compact tool built for service techs and contractors. With a wide refrigerant database, multiple pressure units and a backlit LCD, it’s designed to speed diagnostic tasks and charging jobs while reducing the need to swap separate gauges during routine AC and refrigeration work.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this gauge simplify refrigerant charging and system checks?\u003c\/h3\u003e\n\u003cp\u003eThe WISSCOOL gauge centralizes filling, pressure inspection and leak detection so you can complete common service steps without changing instruments. The built-in refrigerant list quickly converts pressure to temperature values for faster decision-making.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSupports 24 refrigerants including R134a, R454B, R1234yf, R32 and R410A\u003c\/li\u003e\n  \u003cli\u003ePressure range from -101 kPa up to 6000 kPa for broad system coverage\u003c\/li\u003e\n  \u003cli\u003eMultiple unit displays: kPa, MPa, bar, inHg, PSI and kgf\/cm²\u003c\/li\u003e\n  \u003cli\u003eBacklit large LCD for clear readings in dim workspaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat accuracy and performance can I expect during diagnostics?\u003c\/h3\u003e\n\u003cp\u003eThe device uses a 32-bit processor and a precision acquisition module to deliver stable measurements suitable for professional troubleshooting. Accuracy specs support repeatable results for pressure and vacuum verification without relying on analog guesswork.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePressure accuracy: ±0.5% (FS) plus 5 count for reliable readings\u003c\/li\u003e\n  \u003cli\u003eVacuum measurement covers deep pulls from -101 kPa to 0 kPa\u003c\/li\u003e\n  \u003cli\u003eFast digital sampling for quicker system response checks\u003c\/li\u003e\n  \u003cli\u003eVisual mirror design and US-standard 1\/4” connections for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to use and maintain on the job?\u003c\/h3\u003e\n\u003cp\u003eThe gauge is designed for daily trade use: it’s light, runs on two AA batteries, and includes an auto-off to conserve power. Installation and battery replacement are straightforward, and the display options let techs work in varied environments without extra tools.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSupplied with one digital gauge, two AA batteries and a user manual\u003c\/li\u003e\n  \u003cli\u003eAuto-off feature extends battery life during intermittent use\u003c\/li\u003e\n  \u003cli\u003eSimple back cover rotation to insert batteries — no tools required\u003c\/li\u003e\n  \u003cli\u003eCompact weight under 1.1 lb for reduced fatigue on long jobs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat fittings and connections does the manifold offer?\u003c\/h3\u003e\n\u003cp\u003eFitted with standard service threads and 1\/4” inlets, the WISSCOOL gauge mates cleanly to most HVAC hoses and systems. Valve control and robust construction aim to minimize leaks at connection points and maintain stable readings while hooked to active systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUS system thread and 1\/4” inlet ports for broad compatibility\u003c\/li\u003e\n  \u003cli\u003eIntegrated valve switch for controlled charging and isolation\u003c\/li\u003e\n  \u003cli\u003eStable mechanical design reduces vibration-related errors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: HVAC technicians, refrigeration specialists and mobile service contractors who need a single, dependable handheld tool for charging, vacuum pulls and leak checks. It's also a practical choice for facilities maintenance teams that support multiple refrigerant types and need fast, repeatable diagnostics without carrying multiple analog gauges.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which refrigerants does the WISSCOOL gauge support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It supports 24 refrigerants including R134a, R454B, R1234yf, R32 and R410A from the built-in database.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What powers the gauge and how long will it last between battery changes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It runs on two AA batteries with an auto-off feature to extend battery life during intermittent use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Wisscool","offers":[{"title":"Default Title","offer_id":48084131840158,"sku":"B0FMRHX4NX","price":76.23,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/wisscool-front-view-manifold.jpg?v=1785847092","url":"https:\/\/northtrailauto.ca\/products\/wisscool-digital-hvac-gauge-3-in-1-manifold-for-r134a-r454b-r1234yf-r32-backlit-lcd-leak-vacuum-test","provider":"North Trail Auto","version":"1.0","type":"link"}