{"product_id":"generac-xg04045cnac-40kw-3-phase-standby-generator","title":"Generac XG04045CNAC 40kW 3-Phase Standby Generator","description":"\u003ch2\u003eGenerac XG04045CNAC – 40kW Configurable 3-Phase Standby Generator\u003c\/h2\u003e\n\u003cp\u003eThe Generac XG04045CNAC is a 40kW liquid-cooled automatic standby generator designed for backup power applications using configurable 3-phase service. This Protector gaseous generator supports natural gas or vapor propane fuel and allows fuel type selection through the controller. The supplied product data lists this model as catalyst equipped with SCAQMD-compliant configuration. For 120\/208V 3-phase applications, the unit comes with the appropriate Voltage Configuration Cartridge based on the supplied product note. For 120\/240V 3-phase or 277\/480V 3-phase applications, the appropriate Voltage Configuration Cartridge and circuit breaker must be ordered for the system to function.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e40kW Backup Power for Configurable 3-Phase Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe XG04045CNAC is built for standby generator projects where 40kW output, 3-phase service, and voltage configuration planning are required. Final load sizing, voltage requirements, fuel setup, and site conditions should be reviewed by a qualified installer before purchase or installation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eVoltage Configuration and RTS Switch Planning\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFor applications using an RTS switch, the supplied product note states that the appropriate Phase Sense Kit is required for the 3-phase voltage. For 120\/240V or 277\/480V 3-phase applications, the appropriate Voltage Configuration Cartridge and circuit breaker must also be selected for the system to function.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eQuiet-Test Mode and TruePower Technology\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eQuiet-Test Self-Test Mode runs at a lower RPM for a five-minute test cycle and can be programmed weekly, biweekly, or monthly. TruePower technology is listed to deliver less than 5% total harmonic distortion for cleaner power quality.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eController-Selectable Fuel and Corrosion Resistance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis generator supports controller-selectable natural gas or vapor propane fuel setup to help simplify installation planning. The supplied details also list an aluminum enclosure, zinc-plated fasteners, and electro-galvanized frame rails with powder coat for corrosion resistance.\u003c\/p\u003e\n\u003c!-- Responsive Image\/Text Blocks --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; justify-content: center; padding: 0;\"\u003e\n\u003cdiv style=\"flex: 1 1 300px; max-width: 50%; padding: 0 4px;\" class=\"responsive-half\"\u003e\u003cimg decoding=\"async\" loading=\"lazy\" style=\"width: 100%; height: auto;\" class=\"responsive-image\" alt=\"Generac XG04045CNAC 40kW liquid-cooled configurable 3-phase standby generator\" width=\"1000\" height=\"1000\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/5781\/2888\/files\/515Wx515H-XGProtectorSeries3Phase-1200x1200.webp?v=1778192724\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 300px; max-width: 50%; padding: 1rem; text-align: center;\" class=\"responsive-half\"\u003e\n\u003cp\u003eThe Generac XG04045CNAC is designed for permanent standby generator applications where 40kW output and configurable 3-phase service are part of the project requirements. Its controller-selectable fuel setup and catalyst-equipped configuration help support more specific installation planning.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Image Block 2 --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; justify-content: center; padding: 0;\" class=\"image-block-2\"\u003e\n\u003cdiv style=\"flex: 1 1 300px; max-width: 50%; padding: 1rem; text-align: center;\" class=\"responsive-half\"\u003e\n\u003cp\u003eFor projects using 120\/240V or 277\/480V 3-phase service, the correct Voltage Configuration Cartridge and circuit breaker must be selected. If the generator will be used with an RTS switch, the appropriate Phase Sense Kit should also be planned for the selected 3-phase voltage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 300px; max-width: 50%; padding: 0 4px;\" class=\"responsive-half\"\u003e\u003cimg decoding=\"async\" loading=\"lazy\" style=\"width: 100%; height: auto;\" class=\"responsive-image\" alt=\"Generac XG04045CNAC 40kW 3-phase standby generator with SCAQMD catalyst configuration\" width=\"1000\" height=\"1000\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/5781\/2888\/files\/515Wx515H-XG04845-FrontOpen_48874398-63af-4a98-bf4b-4b6221b27693.webp?v=1778193684\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Mobile Stack Fix --\u003e\n\u003cstyle\u003e\n@media(max-width:768px) {\n  .responsive-half { max-width: 100% !important; flex: 1 1 100% !important; }\n  .responsive-image { width: 100% !important; height: auto !important; }\n  .image-block-2 { flex-direction: column-reverse !important; }\n}\n\u003c\/style\u003e\n\u003ch3\u003eGenerac XG04045CNAC Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e40kW standby output:\u003c\/strong\u003e Provides a clear power rating for properly sized 3-phase backup applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigurable 3-phase voltage:\u003c\/strong\u003e Supports voltage configuration planning for compatible 3-phase applications using the appropriate VCC and circuit breaker where required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eController-selectable fuel:\u003c\/strong\u003e Allows fuel type selection through the controller for natural gas or vapor propane setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet-Test self-test mode:\u003c\/strong\u003e Runs a lower-RPM five-minute test cycle that can be programmed weekly, biweekly, or monthly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTruePower technology:\u003c\/strong\u003e Delivers less than 5% total harmonic distortion for clean, stable power quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCellular connectivity:\u003c\/strong\u003e Supports Mobile Link monitoring for generator owners and Fleet visibility for supporting dealers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion-resistant construction:\u003c\/strong\u003e Includes an aluminum enclosure, zinc-plated fasteners, and electro-galvanized frame rails with powder coat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalyst-equipped configuration:\u003c\/strong\u003e Listed as SCAQMD compliant in the supplied product specifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"background: #EFE9DC; border: 1px solid #D6D0C4; border-radius: 8px; padding: 24px; text-align: center; margin: 2rem 0; color: #1f1f1f;\"\u003e\n\u003cp style=\"margin: 0 0 8px 0;\"\u003e\u003cstrong\u003eNeed help confirming the right generator configuration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px 0;\"\u003eContact TrueStead Supply for generator sizing guidance, voltage configuration support, and quote assistance.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px 0;\"\u003e✔ Backup power guidance    ✔ Voltage configuration support    ✔ Quote assistance\u003c\/p\u003e\n\u003ca href=\"https:\/\/truesteadsupply.com\/pages\/contact-us\" style=\"display: inline-block; padding: 0.75rem 1.5rem; background-color: #2f4f2f; color: #ffffff; text-decoration: none; font-weight: bold; border-radius: 6px;\"\u003eContact Us for a Quote\u003c\/a\u003e\n\u003c\/div\u003e\n\u003ch3\u003eGenerac XG04045CNAC Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 2rem; border: 1px solid #D6D0C4;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eGenerac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eLiquid Cooled XG Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eModel \/ SKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eXG04045CNAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eLiquid-cooled automatic standby generator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eGenerator Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eProtector gaseous generator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eRated Power Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e40kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eFuel Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eNatural gas \/ vapor propane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eConfigurable 3-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003ePhase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e3-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e4.5L engine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eVoltage Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e120\/208V included; 120\/240V or 277\/480V require appropriate VCC and circuit breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eRTS Switch Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eAppropriate Phase Sense Kit required for 3-phase voltage when used with an RTS switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eMonitoring\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eCellular connectivity for Mobile Link and Fleet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003ePower Quality\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eTruePower technology; less than 5% total harmonic distortion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eExercise Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eQuiet-Test self-test mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eEnclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eAluminum enclosure with corrosion-resistant frame components\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003e\u003cstrong\u003eCatalyst Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #D6D0C4; padding: 8px;\"\u003eCatalyst equipped; SCAQMD compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eGenerac XG04045CNAC Info\u003c\/h4\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/5781\/2888\/files\/A0005536684.pdf?v=1778101488\" target=\"_blank\"\u003eGenerac XG04845 User Manual\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/5781\/2888\/files\/A0005536699.pdf?v=1778101549https:\/\/cdn.shopify.com\/s\/files\/1\/0761\/5781\/2888\/files\/A0005536699.pdf?v=1778101549\" target=\"_blank\"\u003eGenerac XG04845 Installation Manual\u003c\/a\u003e\u003c\/p\u003e","brand":"Generac","offers":[{"title":"Natural gas","offer_id":48987694203032,"sku":"XG04045CNAC-NG","price":25469.0,"currency_code":"USD","in_stock":true},{"title":"Propane","offer_id":48987694235800,"sku":"XG04045CNAC-LP","price":25469.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/5781\/2888\/files\/515Wx515H-XGProtectorSeries3Phase-1200x1200.webp?v=1778192724","url":"https:\/\/www.truesteadsupply.com\/products\/generac-xg04045cnac-40kw-3-phase-standby-generator","provider":"TrueStead Supply","version":"1.0","type":"link"}