{"product_id":"ja-solar-440w-bifacial-topcon-solar-panel-jam54d41-440-lb","title":"440W JAM54D41-440 BiFacial Solar Panel","description":"\n\u003cdiv aria-label=\"JA Solar JAM54D41-440\/LB Panel\" role=\"region\" class=\"sapphire-product-description\"\u003e\n\n\u003c!-- Title --\u003e\n\u003ch2 class=\"sapphire-title\"\u003eJA Solar JAM54D41-440\/LB — 440W Bifacial TOPCon Module\u003c\/h2\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\n\u003cp class=\"sapphire-p\"\u003e\n  \u003cstrong\u003eHigh-efficiency solar power in a compact footprint.\u003c\/strong\u003e\n  This 440 W bifacial, glass-glass module delivers premium efficiency and rugged durability for cabins, off-grid homes, RVs, fifth-wheels, and mobile power systems looking to maximize production with fewer panels.\n\u003c\/p\u003e\n\n\u003c!-- Why you'll love this --\u003e\n\u003ch3 class=\"sapphire-section-title\"\u003eWhy you’ll love this\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\n\u003cul class=\"sapphire-checklist\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh output\u003c\/strong\u003e — 440 W of rated power with 22.0% efficiency helps reduce the total number of panels needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBifacial gain\u003c\/strong\u003e — captures reflected light from snow, rooftops, decks, and bright ground surfaces for additional energy harvest.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGlass-glass durability\u003c\/strong\u003e — rugged dual-glass construction offers excellent long-term reliability in harsh weather and mobile applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExcellent low-light response\u003c\/strong\u003e — strong morning, evening, and cloudy-day performance helps extend charging hours.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- Built for --\u003e\n\u003ch3 class=\"sapphire-section-title\"\u003eBuilt for cabins, RVs \u0026amp; mobile rigs\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\n\u003cul class=\"sapphire-checklist\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFewer panels required:\u003c\/strong\u003e higher output reduces roof space requirements for cabins and RVs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMobile-friendly durability:\u003c\/strong\u003e glass-glass construction stands up well to vibration, hail, and heavy snow.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBetter real-world production:\u003c\/strong\u003e strong low-light characteristics help maintain charging performance throughout the day.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBifacial advantage:\u003c\/strong\u003e ideal for reflective environments like snow, white roofs, gravel, and elevated ground mounts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy integration:\u003c\/strong\u003e compatible with modern MPPT charge controllers and 12V, 24V, and 48V battery systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- Controller \u0026 Wiring Notes --\u003e\n\u003ch3 class=\"sapphire-section-title\"\u003eController \u0026amp; Wiring Notes\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\n\u003cul class=\"sapphire-checklist\"\u003e\n  \u003cli\u003eUse an \u003cstrong\u003eMPPT\u003c\/strong\u003e controller sized appropriately for the panel's \u003cem\u003eVoc\u003c\/em\u003e and \u003cem\u003eIsc\u003c\/em\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTypical controller sizing:\u003c\/strong\u003e approximately 40A for 12V systems or 20A for 24V systems per panel.\u003c\/li\u003e\n  \u003cli\u003eIntegrated MC4-compatible connectors simplify series and parallel array wiring.\u003c\/li\u003e\n  \u003cli\u003eUse properly sized fuses, breakers, and outdoor-rated solar cable for safe installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- Suggested controllers --\u003e\n\u003cdiv class=\"sapphire-callout sapphire-callout-blue\"\u003e\n  \u003cdiv class=\"sapphire-callout-title\"\u003eSuggested Controllers (Bluetooth Enabled)\u003c\/div\u003e\n\n  \u003cdiv class=\"sapphire-cta-group\"\u003e\n    \u003ca href=\"https:\/\/sapphirebattery.ca\/products\/40-amp-100voc-bluetooth-heavy-duty-mppt-solar-charge-controller-sapphire-energy\" class=\"sapphire-cta\" target=\"_blank\"\u003e\n      12V: 40A MPPT Heavy Duty\n    \u003c\/a\u003e\n\n    \u003ca href=\"https:\/\/sapphirebattery.ca\/products\/mc4010-40a-mppt-solar-charge-controller-12v-24v-bluetooth\" class=\"sapphire-cta\" target=\"_blank\"\u003e\n      12V: MC4010 40A MPPT\n    \u003c\/a\u003e\n\n    \u003ca href=\"https:\/\/sapphirebattery.ca\/products\/win2075-k-20-amp-mppt-solar-charge-controller-w-bluetooth\" class=\"sapphire-cta\" target=\"_blank\"\u003e\n      24V: 20A MPPT Compact\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- Specs --\u003e\n\u003ch3 class=\"sapphire-section-title\"\u003eQuick specs\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\n\u003ctable class=\"sapphire-spec-table\"\u003e\n  \u003ctbody\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eJAM54D41-440\/LB\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePower (Pmax)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e440 W\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCell technology\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003en-type TOPCon, monocrystalline, half-cut (108 cells)\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eGlass-glass bifacial, black frame\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eModule efficiency\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e22.0%\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eVmp \/ Imp (STC)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e32.47 V \/ 13.55 A\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eVoc \/ Isc (STC)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e38.90 V \/ 14.31 A\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMax system voltage\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1500 V DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMax series fuse\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e30 A\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eDimensions (L × W × H)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\n        1762 × 1134 × 30 mm\u003cbr\u003e\n        69.3 × 44.6 × 1.18 in\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e22 kg (48.5 lb)\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eConnectors\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eQC 4.10-35 \/ MC4-compatible\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCable length \/ gauge\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1200 mm (+\/−), 4 mm² (≈12 AWG)\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eJunction box\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eIP68, 3 bypass diodes\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e−40 °C to +85 °C\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eTemperature coefficient (Voc)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e−0.250% \/ °C\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eTemperature coefficient (Pmax)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e−0.290% \/ °C\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNOCT\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e45 ± 2 °C\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMechanical loads\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eFront 5400 Pa \/ Back 2400 Pa\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eBifaciality\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e80% ± 10%\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e15-year product \/ 30-year linear performance\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003c!-- Downloads --\u003e\n\u003ch3 class=\"sapphire-section-title\"\u003eDownloads\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\n\u003cdiv class=\"sapphire-cta-group\"\u003e\n\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0914\/6803\/8463\/files\/JA-Solar_JAM54D41-LB_Datasheet.pdf?v=1758689530\" rel=\"noopener\" class=\"sapphire-cta\" target=\"_blank\"\u003e\n  Datasheet (PDF)\n\u003c\/a\u003e\n\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0914\/6803\/8463\/files\/JA_Solar_Limited_Warranty.pdf?v=1758689531\" rel=\"noopener\" class=\"sapphire-cta\" target=\"_blank\"\u003e\n    Warranty (PDF)\n  \u003c\/a\u003e\n\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0914\/6803\/8463\/files\/JA_Solar_double_glass_IM.pdf?v=1758689531\" rel=\"noopener\" class=\"sapphire-cta\" target=\"_blank\"\u003e\n    Installation Manual (PDF)\n  \u003c\/a\u003e\n\n\u003c\/div\u003e\n\n\u003c!-- Great for --\u003e\n\u003ch3 class=\"sapphire-section-title\"\u003eGreat for\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\n\u003cul class=\"sapphire-checklist\"\u003e\n  \u003cli\u003eCabins, tiny homes, and off-grid cottages\u003c\/li\u003e\n  \u003cli\u003eRVs, fifth-wheels, skoolies, and camper conversions\u003c\/li\u003e\n  \u003cli\u003eGround mounts and elevated racking systems\u003c\/li\u003e\n  \u003cli\u003eSpace-constrained rooftops needing high-efficiency modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- Mounting tips --\u003e\n\u003cdiv class=\"sapphire-callout sapphire-callout-blue\"\u003e\n\n  \u003cdiv class=\"sapphire-callout-title\"\u003eFit \u0026amp; mounting tips\u003c\/div\u003e\n\n  \u003cp class=\"callout-p\"\u003e\n    Panel dimensions are approximately \u003cstrong\u003e69.3\" × 44.6\" × 1.18\"\u003c\/strong\u003e.\n    Always verify roof clearances around vents, fans, air conditioners, and racks before ordering.\n  \u003c\/p\u003e\n\n  \u003cp class=\"callout-p\"\u003e\n    For RV and trailer applications, leave an airflow gap beneath the panel to reduce operating temperatures and improve performance.\n  \u003c\/p\u003e\n\n  \u003cdiv class=\"sapphire-cta-group\"\u003e\n    \u003ca href=\"https:\/\/sapphirebattery.ca\/products\/solar-panel-mount-z-bracket-kit-copy\" class=\"sapphire-cta\" target=\"_blank\"\u003e\n      Solar Panel Z-Brackets\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003c!-- Freight --\u003e\n\u003cdiv aria-label=\"Freight \u0026amp; pickup note\" role=\"note\" class=\"sapphire-callout sapphire-callout-yellow\"\u003e\n\n  \u003cdiv class=\"sapphire-callout-title\"\u003eFreight \u0026amp; pickup information\u003c\/div\u003e\n\n  \u003cp class=\"callout-p\"\u003e\n    Due to the panel size and packaging requirements, this product typically ships via LTL freight or local warehouse pickup.\n  \u003c\/p\u003e\n\n  \u003cp class=\"callout-p\"\u003e\n    Adding this item to your cart may prevent standard checkout. Please contact us for a freight quote or pickup arrangement.\n  \u003c\/p\u003e\n\n  \u003cp class=\"callout-p\"\u003e\n    Pickup is available from several Canadian distribution locations including Delta BC, Calgary AB, Edmonton AB, Stratford ON, and Dartmouth NS.\n  \u003c\/p\u003e\n\n\u003c\/div\u003e\n\n\u003cp class=\"foot-note\"\u003e\n  Specifications may vary slightly by production batch. Always refer to the official JA Solar datasheet for final electrical specifications and installation requirements.\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n```\n","brand":"JA Solar","offers":[{"title":"Default Title","offer_id":52946198626623,"sku":null,"price":219.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/6803\/8463\/files\/JAS-1604_media-01-600x600.jpg?v=1763645274","url":"https:\/\/sapphirebattery.ca\/products\/ja-solar-440w-bifacial-topcon-solar-panel-jam54d41-440-lb","provider":"Sapphire Energy","version":"1.0","type":"link"}