{"product_id":"genasun-8a-mppt-48v-voltage-boost-lead-acid-waterproof","title":"Genasun 8A MPPT 48V Voltage Boost (Lead-Acid) - Waterproof Solar Charge Controller","description":"\u003ch2\u003eGenasun GVB-8-WP: Advanced MPPT Boost Controller for 48V Lead-Acid Systems\u003c\/h2\u003e \u003ch3\u003eEfficient Voltage Boosting for Off-Grid and Mobile Applications\u003c\/h3\u003e \u003cp\u003eThe \u003cstrong\u003eGenasun GVB-8-WP\u003c\/strong\u003e is a specialised \u003cstrong\u003eMPPT solar charge controller\u003c\/strong\u003e engineered to charge \u003cstrong\u003e48V lead-acid battery banks\u003c\/strong\u003e from lower-voltage solar panels. Unlike conventional controllers that require panel voltage to exceed battery voltage, this \u003cstrong\u003eboost controller\u003c\/strong\u003e steps up input from panels as low as 5V, enabling flexible system design. With \u003cstrong\u003e96-99% typical electrical efficiency\u003c\/strong\u003e and \u003cstrong\u003eultra-fast 15Hz MPPT tracking\u003c\/strong\u003e, it maximises energy harvest even under variable light conditions.\u003c\/p\u003e \u003cp\u003eDesigned for demanding environments, the fully potted, \u003cstrong\u003ewaterproof construction\u003c\/strong\u003e protects internal electronics from moisture, dust, and vibration. This makes it an ideal choice for \u003cstrong\u003emarine solar charging\u003c\/strong\u003e, \u003cstrong\u003eRV power systems\u003c\/strong\u003e, \u003cstrong\u003egolf cart solar kits\u003c\/strong\u003e, \u003cstrong\u003eindustrial off-grid setups\u003c\/strong\u003e, and \u003cstrong\u003emilitary applications\u003c\/strong\u003e. The controller operates silently with no cooling fan, reducing points of failure and ensuring long-term reliability.\u003c\/p\u003e \u003ch3\u003eTrue MPPT vs. Nominal MPPT\u003c\/h3\u003e \u003cp\u003eMany controllers claim MPPT functionality but only approximate the maximum power point. The Genasun GVB-8-WP employs \u003cstrong\u003etrue Maximum Power Point Tracking\u003c\/strong\u003e, continuously adjusting to the panel's optimal operating voltage at 15 times per second. This results in \u003cstrong\u003esuperior low-light performance\u003c\/strong\u003e and \u003cstrong\u003efaster energy recovery\u003c\/strong\u003e after shading, directly translating to more amp-hours stored in your battery each day.\u003c\/p\u003e \u003ch3\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eVoltage boost capability\u003c\/strong\u003e – charges 48V batteries from panels with Vmp as low as 5V, supporting 12V, 24V, or 36V nominal solar arrays\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003e96-99% peak efficiency\u003c\/strong\u003e – minimises conversion losses for maximum power delivery\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWaterproof and potted design\u003c\/strong\u003e – withstands immersion, salt spray, and high humidity; ideal for marine and coastal installations\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMulti-stage charging with temperature compensation\u003c\/strong\u003e – automatically adjusts bulk, absorption, and float voltages based on battery temperature for optimal lead-acid health\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eIntegrated in-line fuse protection\u003c\/strong\u003e – safeguards against overcurrent events without external components\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWide operating temperature range\u003c\/strong\u003e – functions reliably from -40°C to 85°C, with full power output up to 70°C ambient\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eLow self-consumption\u003c\/strong\u003e – draws only 5mA in standby, preserving battery charge during idle periods\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003ePre-wired flying leads\u003c\/strong\u003e – 16 AWG tinned wire with pre-stripped ends for straightforward installation\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eBuilt for Harsh Environments\u003c\/h3\u003e \u003cp\u003eThe GVB-8-WP's electronics are encapsulated in a proprietary potting compound, creating a \u003cstrong\u003efully waterproof and vibration-resistant assembly\u003c\/strong\u003e. This eliminates corrosion risks and thermal stress common in unsealed controllers. Whether mounted in a bilge, exposed to road spray, or operating in desert heat, the controller maintains consistent performance without derating. The compact aluminium housing (5.5\" x 3.2\" x 2.2\" \/ 14cm x 8.1cm x 5.5cm) and lightweight design (10.3oz \/ 290g) simplify integration into space-constrained installations.\u003c\/p\u003e \u003ch3\u003eApplication Flexibility\u003c\/h3\u003e \u003cp\u003eThis controller excels in scenarios where panel voltage is lower than the battery bank voltage, a common challenge in mobile and off-grid systems. Typical use cases include:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eGolf carts\u003c\/strong\u003e – roof-mounted 12V or 24V panels charging 48V battery packs\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMarine vessels\u003c\/strong\u003e – maintaining 48V house banks from compact solar arrays\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eRVs and campervans\u003c\/strong\u003e – boosting voltage from portable panels to high-voltage battery systems\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eRemote monitoring stations\u003c\/strong\u003e – reliable power for 48V equipment with limited solar real estate\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eStreet lighting\u003c\/strong\u003e – efficient charging of 48V battery backups from small solar modules\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe controller automatically adapts to the connected panel and battery, requiring no user configuration. Simply wire the panel input and battery output, and the GVB-8-WP handles the rest, including multi-stage charging and temperature-compensated voltage regulation.\u003c\/p\u003e \u003ch3\u003eOptimise Your Off-Grid Power System\u003c\/h3\u003e \u003cp\u003eUpgrade your solar charging setup with the \u003cstrong\u003eGenasun GVB-8-WP 48V boost controller\u003c\/strong\u003e and experience the difference that true MPPT and rugged waterproof design can make. Whether you're powering a golf cart, sailboat, or remote industrial equipment, this controller delivers dependable energy conversion in a compact, maintenance-free package.\u003c\/p\u003e","brand":"Genasun","offers":[{"title":"Default Title","offer_id":55056657187155,"sku":"GVB-8-Pb-48V-WP","price":143.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1076\/9324\/4755\/files\/genasun-gvb-8-pb-48v-wp-mppt-solar-controller-front.png?v=1790335857","url":"https:\/\/progradewarehouse.com\/products\/genasun-8a-mppt-48v-voltage-boost-lead-acid-waterproof","provider":"PRO GRADE WAREHOUSE","version":"1.0","type":"link"}