{"product_id":"liebert-p-0180s","title":"Liebert P-0180S Valve","description":"\u003cp\u003eMaintaining precise suction pressure is non-negotiable in mission-critical cooling environments, and the \u003cstrong\u003eLiebert P-0180S Valve\u003c\/strong\u003e is the standard for reliable capacity control. This 1\/2-inch ODF solder \u003cstrong\u003ehot gas bypass valve\u003c\/strong\u003e is engineered to prevent evaporator coil freeze-ups by introducing high-pressure refrigerant gas directly into the low-side circuit during low-load conditions. As a genuine \u003cstrong\u003eOEM HVAC replacement part\u003c\/strong\u003e, the P-0180S ensures seamless integration with \u003cstrong\u003eLiebert precision cooling\u003c\/strong\u003e units, protecting your \u003cstrong\u003ecompressor reliability\u003c\/strong\u003e by reducing short-cycling and maintaining stable thermal gradients in data centers and laboratories. Designed for use with \u003cstrong\u003eR-410A refrigerant\u003c\/strong\u003e and compatible with 1.5 to 5-ton systems, this valve regulates flow to provide a \"false load,\" ensuring the system operates within its design envelope even when demand drops. Relying on an \u003cstrong\u003eEmerson Liebert valve\u003c\/strong\u003e means you are installing a component built for 24\/7 industrial duty, where internal tolerances and seat materials are optimized for high-cycle longevity without the performance drift common in aftermarket alternatives.\u003c\/p\u003e\n\n\u003cstrong\u003eKey Benefits\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEvaporator Protection:\u003c\/strong\u003e Prevents coil icing by maintaining minimum suction pressure during low-load periods.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompressor Longevity:\u003c\/strong\u003e Minimizes damaging short-cycling, reducing wear on electrical contactors and internal windings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM Precision:\u003c\/strong\u003e Guaranteed 1\/2\" ODF solder connection compatibility for leak-free, drop-in replacement on Liebert PFD and CRV units.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Range:\u003c\/strong\u003e Optimized for R-410A systems with variable pressure demands typically found in high-heat density environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eCommon Questions\u003c\/strong\u003e\n\u003cp\u003e\u003cstrong\u003eIs the P-0180S compatible with older R-22 Liebert systems?\u003c\/strong\u003e\u003cbr\u003e\nWhile originally optimized for modern refrigerants like R-410A, check the specific pressure rating on your unit's nameplate. For legacy R-22 systems, verify that the 100-300 psig operating range meets your discharge bypass requirements.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes this valve require an external pilot line?\u003c\/strong\u003e\u003cbr\u003e\nThe P-0180S is an internally piloted, direct-acting bypass valve designed for simplified installation within the discharge-to-suction line bypass loop.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I know if my current bypass valve has failed?\u003c\/strong\u003e\u003cbr\u003e\nTechnicians should check for frosting on the evaporator inlet during low loads or a failure of the compressor to cycle off when setpoints are met, which often indicates a valve stuck in the open position or a ruptured diaphragm.\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":44970354737330,"sku":"P-0180S","price":532.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Pic_d4fca19c-b6cc-4e6f-af62-36525c2251d1.png?v=1747955447","url":"https:\/\/www.gsistore.com\/en-ca\/products\/liebert-p-0180s","provider":"GSIstore","version":"1.0","type":"link"}