{"product_id":"wave-propulsion-gfci-distribution-box","title":"MASTER SPAS Wave Propulsion GFCI \u0026 Distribution Box - Y940920","description":"\u003ch2\u003eMASTER SPAS Wave Propulsion GFCI \u0026amp; Distribution Box - Y940920\u003c\/h2\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:4ccad0e2-dbb1-4d1e-b3d2-49509e7bcb81-9\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:4ccad0e2-dbb1-4d1e-b3d2-49509e7bcb81-9\" data-turn-id-container=\"request-WEB:4ccad0e2-dbb1-4d1e-b3d2-49509e7bcb81-9\" data-testid=\"conversation-turn-18\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-3 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"3f01981e-63d4-4d66-9b6d-c91bb2967806\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cul data-start=\"28\" data-end=\"1633\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"yg748h\" data-start=\"28\" data-end=\"276\"\u003e\n\u003cstrong data-start=\"30\" data-end=\"61\"\u003eCore Power Distribution Hub\u003c\/strong\u003e – The X940920 Wave Propulsion GFCI \u0026amp; Distribution Box is the central electrical interface that safely routes and manages power to the swim spa propulsion and support systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"18uclpq\" data-start=\"277\" data-end=\"515\"\u003e\n\u003cstrong data-start=\"279\" data-end=\"309\"\u003eIntegrated GFCI Protection\u003c\/strong\u003e – Built to meet swim spa safety requirements by supporting ground-fault interruption, helping protect users and equipment from electrical faults and leakage current. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nbv4gz\" data-start=\"516\" data-end=\"744\"\u003e\n\u003cstrong data-start=\"518\" data-end=\"559\"\u003eDedicated Propulsion Power Management\u003c\/strong\u003e – Designed specifically for Master Spas Wave propulsion systems, ensuring stable delivery of high-current power to drive the swim current motor. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"2jbcxp\" data-start=\"745\" data-end=\"975\"\u003e\n\u003cstrong data-start=\"747\" data-end=\"777\"\u003eSystem-Level Compatibility\u003c\/strong\u003e – Works as part of a multi-circuit swim spa setup, coordinating with control packs and internal junction systems for correct load separation and performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1mppznx\" data-start=\"976\" data-end=\"1184\"\u003e\n\u003cstrong data-start=\"978\" data-end=\"1012\"\u003eHeavy-Duty Outdoor Engineering\u003c\/strong\u003e – Built for continuous exposure to moisture, heat, and vibration in spa environments, supporting long-term operational reliability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13js649\" data-start=\"1185\" data-end=\"1405\"\u003e\n\u003cstrong data-start=\"1187\" data-end=\"1224\"\u003eService-Critical Replacement Part\u003c\/strong\u003e – Commonly used in diagnostics and repairs when propulsion systems lose power, trip GFCI protection, or fail to start under load conditions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1s8radl\" data-start=\"1406\" data-end=\"1633\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"1408\" data-end=\"1446\"\u003eProfessional Installation Required\u003c\/strong\u003e – Electrical configuration must follow dedicated circuit and code-compliant wiring practices to ensure safe operation and prevent nuisance tripping. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch5\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"0\" data-end=\"333\"\u003e\u003cstrong data-start=\"0\" data-end=\"81\"\u003eQ: What is the MASTER SPAS Wave Propulsion GFCI \u0026amp; Distribution Box (Y940920)?\u003c\/strong\u003e\u003cbr data-start=\"81\" data-end=\"84\"\u003e\u003cstrong data-start=\"84\" data-end=\"90\"\u003eA:\u003c\/strong\u003e An OEM electrical control and power distribution unit used in Master Spas Wave propulsion swim spa systems to safely manage power delivery to the propulsion motor, spa systems, and auxiliary components. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"335\" data-end=\"576\"\u003e\u003cstrong data-start=\"335\" data-end=\"358\"\u003eQ: What does it do?\u003c\/strong\u003e\u003cbr data-start=\"358\" data-end=\"361\"\u003e\u003cstrong data-start=\"361\" data-end=\"367\"\u003eA:\u003c\/strong\u003e It combines a built-in GFCI protection system with power distribution, helping detect electrical faults and automatically shut off power to protect users and equipment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"578\" data-end=\"754\"\u003e\u003cstrong data-start=\"578\" data-end=\"612\"\u003eQ: What systems is it used in?\u003c\/strong\u003e\u003cbr data-start=\"612\" data-end=\"615\"\u003e\u003cstrong data-start=\"615\" data-end=\"621\"\u003eA:\u003c\/strong\u003e Commonly used in Master Spas swim spas equipped with the Wave or Wave XP propulsion systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"756\" data-end=\"1039\"\u003e\u003cstrong data-start=\"756\" data-end=\"783\"\u003eQ: Why is it important?\u003c\/strong\u003e\u003cbr data-start=\"783\" data-end=\"786\"\u003e\u003cstrong data-start=\"786\" data-end=\"792\"\u003eA:\u003c\/strong\u003e It is a critical safety and control component that ensures stable electrical operation of the propulsion system while meeting spa electrical safety requirements (GFCI protection is mandatory for swim spas). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1041\" data-end=\"1241\"\u003e\u003cstrong data-start=\"1041\" data-end=\"1073\"\u003eQ: Is it a replacement part?\u003c\/strong\u003e\u003cbr data-start=\"1073\" data-end=\"1076\"\u003e\u003cstrong data-start=\"1076\" data-end=\"1082\"\u003eA:\u003c\/strong\u003e Yes, it is an OEM replacement distribution box designed to restore proper power management if the original unit fails. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1243\" data-end=\"1453\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1243\" data-end=\"1291\"\u003eQ: Should it be installed by a professional?\u003c\/strong\u003e\u003cbr data-start=\"1291\" data-end=\"1294\"\u003e\u003cstrong data-start=\"1294\" data-end=\"1300\"\u003eA:\u003c\/strong\u003e Yes. It involves high-voltage 240V wiring and integrated GFCI protection, requiring proper configuration and electrical expertise for safe installation.\u003c\/p\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:551674be-b0d3-4d53-8efb-dd29a2528df0-29\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:551674be-b0d3-4d53-8efb-dd29a2528df0-29\" data-turn-id-container=\"request-WEB:551674be-b0d3-4d53-8efb-dd29a2528df0-29\" data-testid=\"conversation-turn-56\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"7a4d9f35-1bc7-48d0-ab59-f281bec8b7f3\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cul data-start=\"23\" data-end=\"800\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1cmo3e2\" data-start=\"23\" data-end=\"120\"\u003eTest the GFCI regularly to ensure proper ground-fault protection and safe swim spa operation.\u003c\/li\u003e\n\u003cli data-section-id=\"1ryrsqe\" data-start=\"121\" data-end=\"222\"\u003eKeep the distribution box dry, clean, and tightly sealed to prevent moisture or corrosion damage.\u003c\/li\u003e\n\u003cli data-section-id=\"ijebe3\" data-start=\"223\" data-end=\"308\"\u003eInspect wiring connections periodically for tightness, overheating, or corrosion.\u003c\/li\u003e\n\u003cli data-section-id=\"1e22x7i\" data-start=\"309\" data-end=\"406\"\u003eEnsure proper grounding and stable electrical supply to protect propulsion system components.\u003c\/li\u003e\n\u003cli data-section-id=\"1ols2n3\" data-start=\"407\" data-end=\"493\"\u003eCheck for signs of water intrusion after heavy use, cleaning, or weather exposure.\u003c\/li\u003e\n\u003cli data-section-id=\"r4nhzr\" data-start=\"494\" data-end=\"592\"\u003eKeep the enclosure free from insects, dust, and debris that can affect electrical reliability.\u003c\/li\u003e\n\u003cli data-section-id=\"ka9a3y\" data-start=\"593\" data-end=\"711\"\u003eMonitor for tripped breakers or repeated GFCI trips and address underlying electrical or moisture issues promptly.\u003c\/li\u003e\n\u003cli data-section-id=\"5pnxe3\" data-start=\"712\" data-end=\"800\" data-is-last-node=\"\"\u003eAlways shut off power at the breaker before servicing, opening, or inspecting the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"MASTER SPAS","offers":[{"title":"Default Title","offer_id":45804798967999,"sku":"Y940920","price":690.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/y940920-265x200.jpg?v=1782931095","url":"https:\/\/se0yig-03.myshopify.com\/products\/wave-propulsion-gfci-distribution-box","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}