{"product_id":"liebert-p-0190s","title":"Liebert P-0190S Valve","description":"\u003cp\u003eWhen the job requires maintaining precise suction pressure under fluctuating loads, the \u003cstrong\u003eLiebert P-0190S\u003c\/strong\u003e is the industry standard for \u003cstrong\u003edata center cooling\u003c\/strong\u003e and \u003cstrong\u003eprecision cooling systems\u003c\/strong\u003e. This \u003cstrong\u003e5\/8\" Discharge\/Bypass Valve\u003c\/strong\u003e acts as a critical regulator between the discharge and suction lines, preventing compressor short-cycling and protecting the \u003cstrong\u003eevaporator coil\u003c\/strong\u003e from freezing during low-load intervals. Engineered for high-stakes environments like server rooms and chillers, this \u003cstrong\u003eOEM replacement part\u003c\/strong\u003e ensures the system maintains a steady pressure differential without the risk of liquid slugging or over-oiling. For a technician, installing the \u003cstrong\u003eLiebert P-0190S\u003c\/strong\u003e means less time troubleshooting inconsistent temperature regulation and more reliable operation for \u003cstrong\u003eLiebert AC units\u003c\/strong\u003e. Its heavy-duty construction is designed to handle the thermal stresses of hot gas bypass applications, making it the go-to for veteran contractors who prioritize system longevity and \u003cstrong\u003eHVAC energy efficiency\u003c\/strong\u003e over cheap aftermarket alternatives.\u003c\/p\u003e\n\n\u003cstrong\u003eKey Benefits\u003c\/strong\u003e\n\u003cul\u003e\n   \u003cli\u003e\n\u003cstrong\u003ePrecise Pressure Regulation:\u003c\/strong\u003e Prevents suction pressure from dropping below the manufacturer's recommended thresholds, protecting the compressor from damage.\u003c\/li\u003e\n   \u003cli\u003e\n\u003cstrong\u003eEnhanced System Stability:\u003c\/strong\u003e Mitigates compressor short-cycling in varied load scenarios by introducing a stable bypass flow when cooling demand decreases.\u003c\/li\u003e\n   \u003cli\u003e\n\u003cstrong\u003eData Center Reliability:\u003c\/strong\u003e Specifically designed for 24\/7 mission-critical environments where cooling failure is not an option.\u003c\/li\u003e\n   \u003cli\u003e\n\u003cstrong\u003eOEM Specification:\u003c\/strong\u003e Guaranteed fit and performance for Liebert precision units, ensuring seamless integration with existing refrigerant lines.\u003c\/li\u003e\n   \u003cli\u003e\n\u003cstrong\u003eFreeze Protection:\u003c\/strong\u003e Maintains evaporator temperatures above the frost point, ensuring continuous airflow and heat exchange.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eCommon Questions\u003c\/strong\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the symptoms of a failing P-0190S valve?\u003c\/strong\u003e\u003cbr\u003e\nCommon field indicators include inconsistent discharge pressures, evaporator icing, or the compressor cycling more frequently than normal during mild ambient conditions. You may also hear a persistent \"hissing\" or \"whooshing\" sound if the valve is failing to seat properly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this valve compatible with multiple refrigerants?\u003c\/strong\u003e\u003cbr\u003e\nAs a standard 5\/8\" ODF solder connection valve, it is designed to work within Liebert’s specified refrigerant circuits. Always verify your specific unit's refrigerant type and flow requirements against the technical submittal before brazing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I use this for hot gas bypass applications?\u003c\/strong\u003e\u003cbr\u003e\nYes, the P-0190S is specifically engineered for bypass and discharge service, making it the primary component for adding a false load to the system when the sensible heat ratio drops.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong style=\"color: red;\"\u003eThis item is not eligible for free shipping.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e","brand":"Liebert","offers":[{"title":"Default Title","offer_id":44970351100082,"sku":"P-0190S","price":565.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Pic_5b29a6cb-306a-4758-b107-ec882c047f6e.png?v=1747955476","url":"https:\/\/www.gsistore.com\/en-ca\/products\/liebert-p-0190s","provider":"GSIstore","version":"1.0","type":"link"}