{"product_id":"genasun-8a-mppt-36v-voltage-boost-for-lead-acid-waterproof","title":"Genasun 8A MPPT 36V Voltage Boost (Lead-Acid) - Waterproof Solar Charge Controller","description":"\u003ch2\u003eGenasun GVB-8-Pb-36V-WP: 8A MPPT Voltage Boost Solar Charge Controller for 36V Lead-Acid Batteries\u003c\/h2\u003e \u003ch3\u003eAdvanced MPPT Technology with Integrated Voltage Boost for Off-Grid, Marine, and Industrial Applications\u003c\/h3\u003e \u003cp\u003eThe \u003cstrong\u003eGenasun GVB-8-Pb-36V-WP\u003c\/strong\u003e is a specialised \u003cstrong\u003eMPPT solar charge controller\u003c\/strong\u003e engineered to charge \u003cstrong\u003e36V lead-acid battery banks\u003c\/strong\u003e from lower-voltage solar panels. Unlike standard controllers that require panel voltage to exceed battery voltage, this unit’s integrated \u003cstrong\u003evoltage boost\u003c\/strong\u003e circuitry enables a 12V or 24V nominal solar array to efficiently charge a 36V system. This capability solves a critical challenge in mobile and remote installations where space constraints or existing panel configurations would otherwise prevent effective charging.\u003c\/p\u003e \u003cp\u003eDesigned and manufactured in the USA, the GVB-8-WP series is trusted in demanding environments including \u003cstrong\u003emarine, RV, golf cart, street lighting, and industrial off-grid systems\u003c\/strong\u003e. Its fully encapsulated, \u003cstrong\u003eIP68 waterproof\u003c\/strong\u003e construction protects against moisture, dust, and vibration, ensuring long-term reliability in harsh conditions.\u003c\/p\u003e \u003ch3\u003eTrue MPPT Performance with 15 Hz Tracking Speed\u003c\/h3\u003e \u003cp\u003eAt the core of the controller is a \u003cstrong\u003etrue Maximum Power Point Tracking (MPPT)\u003c\/strong\u003e algorithm operating at 15 Hz. This ultra-fast tracking speed allows the controller to continuously adapt to changing light conditions, extracting maximum available power from the solar array. Unlike “nominal MPPT” controllers that approximate the maximum power point, Genasun’s implementation delivers consistent, high-efficiency energy harvest throughout the day. This is particularly beneficial during intermittent cloud cover, dawn, dusk, and shaded conditions where slower controllers often underperform.\u003c\/p\u003e \u003cp\u003eWith a \u003cstrong\u003epeak electrical efficiency of 99%\u003c\/strong\u003e and typical operating efficiency between 96% and 98%, the GVB-8-Pb-36V-WP minimises conversion losses, ensuring more of the collected solar energy reaches the battery. This high efficiency reduces heat buildup within the controller, contributing to its wide operating temperature range of -40°C to 85°C.\u003c\/p\u003e \u003ch3\u003eEngineered for Harsh Environments\u003c\/h3\u003e \u003cp\u003eThe controller’s electronics are encased in a proprietary potting compound, providing complete protection against water ingress, salt spray, and corrosive atmospheres. This \u003cstrong\u003eIP68-rated waterproof design\u003c\/strong\u003e makes it suitable for marine deck mounting, vehicle underbody installation, and outdoor pole-mounted applications where exposure to the elements is unavoidable. The integrated mounting flanges allow secure attachment to flat surfaces, while the pre-stripped 16 AWG tinned flying leads simplify wiring.\u003c\/p\u003e \u003cp\u003eAn in-line 10A fuse is included for overcurrent protection, and the multicolour LED status indicator provides at-a-glance feedback on charging state, battery full, and error conditions. The wiring guide printed directly on the housing reduces installation errors and speeds up commissioning.\u003c\/p\u003e \u003ch3\u003eOptimised Multi-Stage Charging for Lead-Acid Batteries\u003c\/h3\u003e \u003cp\u003eThe GVB-8-Pb-36V-WP employs a \u003cstrong\u003emulti-stage charging profile\u003c\/strong\u003e with automatic temperature compensation to maximise battery life and performance. The profile includes:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eBulk charge\u003c\/strong\u003e at 43.2V for rapid energy recovery\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eAbsorption charge\u003c\/strong\u003e at 42.6V for 2 hours to ensure full saturation\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eFloat charge\u003c\/strong\u003e at 41.4V to maintain the battery without overcharging\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eRe-bulk\u003c\/strong\u003e at 37.5V to restart the charge cycle when the battery voltage drops\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eTemperature compensation adjusts the charge voltages at -84 mV\/°C (referred to 25°C), preventing overcharge in high temperatures and undercharge in cold conditions. This precise regulation is essential for flooded, AGM, and gel lead-acid batteries commonly used in off-grid and mobile applications.\u003c\/p\u003e \u003ch3\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eIntegrated voltage boost allows charging 36V batteries from 12V or 24V solar panels\u003c\/li\u003e \u003cli\u003eTrue MPPT with 15 Hz tracking speed for superior low-light and variable condition performance\u003c\/li\u003e \u003cli\u003eUp to 99% peak electrical efficiency reduces energy loss and heat generation\u003c\/li\u003e \u003cli\u003eFully potted IP68 waterproof housing withstands immersion, salt spray, and dust\u003c\/li\u003e \u003cli\u003eMulti-stage charging with automatic temperature compensation for lead-acid chemistry\u003c\/li\u003e \u003cli\u003eWide -40°C to 85°C operating temperature range for extreme environments\u003c\/li\u003e \u003cli\u003ePre-wired with tinned 16 AWG flying leads and in-line 10A fuse for straightforward installation\u003c\/li\u003e \u003cli\u003eLED status indicator and printed wiring guide simplify setup and troubleshooting\u003c\/li\u003e \u003cli\u003eCompact and lightweight: 5.5\" x 3.2\" x 2.2\" (14cm x 8.1cm x 5.5cm), 10.3oz (290g)\u003c\/li\u003e \u003cli\u003eMade in the USA with high-quality components for long service life\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eIdeal Applications\u003c\/h3\u003e \u003cp\u003eThe GVB-8-Pb-36V-WP is purpose-built for systems where a 36V lead-acid battery bank must be charged from a lower-voltage solar array. Typical use cases include:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eElectric golf carts and utility vehicles\u003c\/strong\u003e with 36V battery systems and limited roof space for panels\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMarine and RV installations\u003c\/strong\u003e where existing 12V or 24V panels need to charge a 36V house or propulsion bank\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eOff-grid industrial equipment\u003c\/strong\u003e such as remote monitoring stations, telemetry systems, and street lighting\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMilitary and field-deployable systems\u003c\/strong\u003e requiring rugged, waterproof power electronics\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eWith a maximum recommended panel power of 325W and an input voltage range of 0-60V, the controller can accommodate a wide variety of solar modules. The minimum input voltage for charging is just 5V, enabling energy harvest even in very low-light conditions.\u003c\/p\u003e \u003ch3\u003eReliable Power Conversion for Critical Systems\u003c\/h3\u003e \u003cp\u003eBy eliminating the need to match panel voltage to battery voltage, the Genasun GVB-8-Pb-36V-WP reduces system design complexity and expands panel selection options. Its robust construction and advanced MPPT algorithm ensure dependable performance in applications where failure is not an option. Whether you are upgrading a golf cart charging system, building a marine solar array, or deploying remote off-grid equipment, this controller provides the efficiency and durability required for long-term operation.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eEquip your 36V lead-acid system with the Genasun GVB-8-Pb-36V-WP today\u003c\/strong\u003e and experience the benefits of true MPPT voltage boost technology in a compact, waterproof package.\u003c\/p\u003e","brand":"Genasun","offers":[{"title":"Default Title","offer_id":55056391143763,"sku":"GVB-8-Pb-36V-WP","price":141.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1076\/9324\/4755\/files\/genasun-mppt-boost-controller-gvb-8-pb-36v-wp.png?v=1790335099","url":"https:\/\/progradewarehouse.com\/products\/genasun-8a-mppt-36v-voltage-boost-for-lead-acid-waterproof","provider":"PRO GRADE WAREHOUSE","version":"1.0","type":"link"}