{"product_id":"liebert-e-0100s","title":"Liebert E-0100S Contactor","description":"\u003cp\u003eWhen you're dealing with high-demand \u003cstrong\u003eprecision cooling\u003c\/strong\u003e or \u003cstrong\u003eindustrial HVAC systems\u003c\/strong\u003e, the \u003cstrong\u003eLiebert E-0100S Contactor\u003c\/strong\u003e is a standard replacement for maintaining triple-phase power control. This \u003cstrong\u003e3-pole definite purpose contactor\u003c\/strong\u003e is engineered to manage inductive loads like \u003cstrong\u003ecompressors and fan motors\u003c\/strong\u003e, rated for a \u003cstrong\u003e40A full load (FLA)\u003c\/strong\u003e and a \u003cstrong\u003e50A resistive load\u003c\/strong\u003e. The integrated \u003cstrong\u003e24V AC coil\u003c\/strong\u003e ensures seamless integration with standard low-voltage control circuits, providing reliable 240V to 600V power switching for critical data center climate units and air conditioners. Relying on \u003cstrong\u003esilver cadmium oxide contacts\u003c\/strong\u003e, this unit minimizes arcing and pitting, extending the service life of the internal components under high-cycle conditions.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eLiebert E-0100S\u003c\/strong\u003e features a compact footprint for tight enclosures and a \u003cstrong\u003euniversal mounting plate\u003c\/strong\u003e for straightforward field swaps. Whether you are troubleshooting a \u003cstrong\u003estuck contactor\u003c\/strong\u003e or a \u003cstrong\u003eburnt-out 24V coil\u003c\/strong\u003e, this component provides the high-amperage switching capacity needed for \u003cstrong\u003eLiebert precision cooling units\u003c\/strong\u003e and other heavy-duty machinery. Its \u003cstrong\u003edouble-break contact design\u003c\/strong\u003e guarantees a positive make-and-break every time the thermostat signals for cooling, preventing expensive \u003cstrong\u003emotor burnouts\u003c\/strong\u003e or system failures due to welded contacts.\u003c\/p\u003e\n\n\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Amperage Rating:\u003c\/strong\u003e Supports \u003cstrong\u003e40A FLA and 50A resistive loads\u003c\/strong\u003e, making it suitable for both inductive motors and heating elements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3-Pole Design:\u003c\/strong\u003e Specifically built for \u003cstrong\u003ethree-phase power applications\u003c\/strong\u003e across 240V, 480V, and 600V circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard 24V Coil:\u003c\/strong\u003e Compatible with most \u003cstrong\u003eHVAC control transformers\u003c\/strong\u003e and 24VAC thermostats.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Contacts:\u003c\/strong\u003e Heavy-duty construction reduces wear from \u003cstrong\u003earcing\u003c\/strong\u003e and prevents terminals from welding shut.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Fits \u003cstrong\u003eLiebert cooling systems\u003c\/strong\u003e and a variety of universal HVAC or industrial applications requiring a 3-pole 40A switch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eCommon Questions:\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCan I use a 50A contactor to replace a 40A unit?\u003c\/strong\u003e Yes, you can always go up in amperage (FLA) as long as the \u003cstrong\u003ecoil voltage\u003c\/strong\u003e and number of \u003cstrong\u003epoles\u003c\/strong\u003e match the original specifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHow do I check if the 24V coil is defective?\u003c\/strong\u003e Use a \u003cstrong\u003emultimeter\u003c\/strong\u003e to check resistance across the coil terminals. If you read \u003cstrong\u003e\"OL\" (Open Line)\u003c\/strong\u003e, the coil is burnt out and the contactor requires replacement.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhat causes a humming sound in the contactor?\u003c\/strong\u003e A buzzing or \u003cstrong\u003ehumming noise\u003c\/strong\u003e usually indicates that the coil is energized but debris or pitting is preventing the plunger from pulling in completely.\u003c\/li\u003e\n\u003c\/ul\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":44970351624370,"sku":"E-0100S","price":180.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Pic_84fea54c-8354-4730-ad3c-d32a769bfd38.png?v=1747955472","url":"https:\/\/www.gsistore.com\/en-ca\/products\/liebert-e-0100s","provider":"GSIstore","version":"1.0","type":"link"}