{"product_id":"liebert-e-007bs","title":"Liebert E-007BS Transformer","description":"\u003cp\u003eWhen you are dealing with a critical power failure in a Liebert environmental control system, you need an exact \u003cstrong\u003eOEM replacement transformer\u003c\/strong\u003e to restore 24V control power. The \u003cstrong\u003eLiebert E-007BS Transformer\u003c\/strong\u003e is a 75VA-rated component specifically engineered for \u003cstrong\u003eindustrial HVACR applications\u003c\/strong\u003e requiring a high-voltage step-down. This unit accepts a flexible primary input of \u003cstrong\u003e440V to 490V PRI\u003c\/strong\u003e and delivers a stable \u003cstrong\u003e24V SEC output\u003c\/strong\u003e, making it the standard for precision cooling equipment that utilizes specific 460V or 480V line voltages. As a veteran technician, you know that using a generic \u003cstrong\u003econtrol circuit transformer\u003c\/strong\u003e can lead to secondary voltage fluctuations that trip sensitive microprocessor boards. The E-007BS ensures \u003cstrong\u003evoltage regulation\u003c\/strong\u003e and current limiting that meets original manufacturer specifications. Whether you are replacing a burnt-out \u003cstrong\u003e75VA transformer\u003c\/strong\u003e or performing a preventative upgrade during a system overhaul, this part provides the \u003cstrong\u003eelectrical isolation\u003c\/strong\u003e and reliability required for continuous-duty Liebert units.\u003c\/p\u003e\n\n\u003cstrong\u003eKey Benefits for Technicians\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Voltage Conversion:\u003c\/strong\u003e Engineered for 440-490V primary inputs to provide a consistent 24V secondary control signal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized 75VA Capacity:\u003c\/strong\u003e Sufficient volt-ampere rating to handle \u003cstrong\u003eHVAC control circuits\u003c\/strong\u003e, contactors, and relays without overheating.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLiebert Compatibility:\u003c\/strong\u003e Direct \u003cstrong\u003eE-007BS E-007B replacement\u003c\/strong\u003e ensures mounting footprints and terminal locations align with existing high-performance cooling systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Dielectric Strength:\u003c\/strong\u003e Built with robust insulation materials to withstand the harsh electrical environments found in data centers and industrial plants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eCommon Questions \u0026amp; Troubleshooting\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCan I use this if my supply is exactly 480V?\u003c\/strong\u003e Yes, the 440-490V primary range is specifically designed to handle standard 480V industrial three-phase legs common in Liebert deployments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhat causes these transformers to fail prematurely?\u003c\/strong\u003e Most failures are due to \u003cstrong\u003esecondary shorts\u003c\/strong\u003e in the 24V circuit or excessive heat from poor cabinet ventilation. Always verify your total \u003cstrong\u003eVA load\u003c\/strong\u003e before commissioning.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIs this compatible with the older E-007B model?\u003c\/strong\u003e Yes, the E-007BS is the current technical standard and direct replacement for legacy E-007B units.\u003c\/li\u003e\n\u003c\/ul\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":44970353655986,"sku":"E-007BS","price":364.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Pic_31579cce-5aa4-4dc7-8722-68ddabcc7f3d.png?v=1747955448","url":"https:\/\/www.gsistore.com\/en-ca\/products\/liebert-e-007bs","provider":"GSIstore","version":"1.0","type":"link"}