{"product_id":"lr7-54hth-460m-sdm1","title":"460W Hi-MO X6 Max Explorer HPBC 54 Cell Black Frame MC4-EVO2 SDM1","description":"\u003cp\u003eThe LONGi LR7-54HTH-460M-SDM1 is a 54-cell monocrystalline panel built around LONGi's Hybrid Passivated Back Contact (HPBC) cell architecture — a technology that eliminates front-side busbars entirely, reducing shading losses and delivering class-leading efficiency figures at a compact 1,800 × 1,134mm footprint. At 460W with a 22.5% module efficiency and a temperature coefficient of -0.28%\/°C, this panel performs particularly well in the variable irradiance conditions typical of UK installations.\u003c\/p\u003e\n\n\u003cp\u003eThe SDM1 variant ships with MC4-EVO2 connectors and is rated to DC 1500V system voltage, making it fully compatible with modern string and hybrid inverter configurations. First-year degradation is held to under 1.5%, with a linear warranty of 0.40%\/year thereafter — backed by LONGi's 25-year product and 30-year power output guarantee. MCS certified (BABT 8771) and CE marked, this panel meets all UK grid-connected installation requirements out of the box.\u003c\/p\u003e\n\n\u003cp\u003eWinner of the 2021 Intersolar Award and a four-time RETC High Achiever, the Hi-MO X6 Max Explorer is field-proven across residential and commercial rooftop projects. The all-black frame suits aesthetics-sensitive installations without compromising on structural integrity or fire rating — LONGi's high-temperature resistance classification adds an additional layer of compliance confidence for installers.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLR7-54HTH-460M-SDM1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Power (Pmax)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e460 W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Technology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHPBC Monocrystalline (Busbar-Free)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,800 × 1,134 × 30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax System Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 1500 V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOpen Circuit Voltage (Voc)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e39.35 V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Tolerance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 ~ +3%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Coefficient (Pmax)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-0.28%\/°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFirst Year Degradation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;1.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnnual Degradation (Years 2–25)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤0.40%\/year\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMC4-EVO2\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrame\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack Anodised Aluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Warranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Output Warranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMCS (BABT 8771), CE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHPBC back-contact cell design eliminates front busbars, reducing resistive losses and optical shading for higher energy yield per m²\u003c\/li\u003e\n  \u003cli\u003e22.5% module efficiency in a 54-cell format — high output without requiring a full 60- or 72-cell panel footprint\u003c\/li\u003e\n  \u003cli\u003eDC 1500V rated — compatible with the full range of contemporary string, hybrid, and utility-scale inverter platforms\u003c\/li\u003e\n  \u003cli\u003eTemperature coefficient of -0.28%\/°C minimises summer power roll-off compared to standard PERC panels (-0.35%\/°C typical)\u003c\/li\u003e\n  \u003cli\u003eHigh micro-crack resistance construction reduces degradation risk during transport, handling, and dynamic load cycling\u003c\/li\u003e\n  \u003cli\u003eEnhanced low-light performance delivers measurable generation gains during overcast and dawn\/dusk periods\u003c\/li\u003e\n  \u003cli\u003eHigh-temperature restriction rating contributes to fire safety compliance on both residential and commercial rooftops\u003c\/li\u003e\n  \u003cli\u003eAll-black frame and busbar-free front face suit aesthetic-sensitive planning conditions and conservation area installs\u003c\/li\u003e\n  \u003cli\u003eMCS certified and CE marked — fully compliant for UK grid-connected and DNO-approved systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cp\u003eCompatible with standard aluminium rail mounting systems at portrait or landscape orientation; refer to LONGi's installation manual for approved clamp positions and load ratings. MC4-EVO2 connectors are cross-compatible with standard MC4 tooling. Ensure string design does not exceed DC 1,500V Voc under minimum site temperature conditions. MCS certificate reference BABT 8771 should be cited on MCS installation documentation.\u003c\/p\u003e\n\u003cp\u003e \u003ca href=\"https:\/\/www.youtube.com\/watch?v=ErqT-UtMb2E\"\u003eLONGi Hi-MO X6 Series Modules Product Video\u003c\/a\u003e\u003c\/p\u003e \u003cp\u003e \u003ca href=\"https:\/\/www.youtube.com\/watch?v=ygQ68zPE-60\u0026amp;t=150s\"\u003eLongi Company Video\u003c\/a\u003e\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e  \u003cdiv class=\"IsReduced\"\u003e \u003c\/div\u003e   ","brand":"Longi","offers":[{"title":"Default Title","offer_id":57440839041356,"sku":"LR7-54HTH-460M-SDM1","price":45.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1048\/7742\/4972\/files\/LR7-54HTH-460M-SDM1.jpg?v=1784621677","url":"https:\/\/clearraysolar.com\/products\/lr7-54hth-460m-sdm1","provider":"ClearRay Solar","version":"1.0","type":"link"}