============================================================ TITLE: 50W SemiFlex Solar Panel with Built-In Charge Controller and Suction Cups (R3-15F14.4VSC) TYPE: article VERSION: 2 VERSION_ID: ed32aaa3-efba-4d25-9454-df6eea3ea3cc GENERATED_AT: 2026-06-15T17:30:36.548Z SUMMARY: The 50W solar panel includes semi-flexible fiberglass backing, suction cups, and an integrated fixed power point (FPPT) charge controller. READING TIME: 5 min WORD COUNT: 843 KEYWORDS: 50W SemiFlex Solar Panel with Built, Product Details:, Kit Options:, IV Curve SOURCE URL: https://www.powerfilmsolar.com/products/50w-semiflex-solar-panel-with-built-in-charge-controller-and-suction-cups ============================================================ KEY TAKEAWAYS: * Product Details: * Kit Options: * Benefits: * IV Curve 50W SemiFlex Solar Panel with Built-In Charge Controller and Suction Cups (R3-15F14.4VC) Applications: Starting battery management for two-battery vehicles or equipment parked at dealerships and maintenance facilities. Specifications: Panel output to PowerBoost Built-In Charge Controller Nominally 50W PowerBoost Built-In Charge Controller Output to Battery Charges 12V battery (Flooded, AGM, or LiFePO) Charging voltage 14.4V float, 14.6V max Charging efficiency 88-91% Effective power to battery 44.3W  Current to the battery 2.8A - 3.8A (depending on battery voltage). ### Applications: * Starting battery management for two-battery vehicles or equipment parked at dealerships and maintenance facilities. ### Specifications: * Panel output to PowerBoost Built-In Charge Controller Nominally 50W Panel output to PowerBoost Built-In Charge Controller * Nominally 50W * PowerBoost Built-In Charge Controller Output to Battery Charges 12V battery (Flooded, AGM, or LiFePO) Charging voltage 14.4V float, 14.6V max Charging efficiency 88-91% Effective power to battery 44.3W  Current to the battery 2.8A - 3.8A (depending on battery voltage). PowerBoost Built-In Charge Controller Output to Battery * Charges 12V battery (Flooded, AGM, or LiFePO) * Charging voltage 14.4V float, 14.6V max * Charging efficiency 88-91% * Effective power to battery 44.3W * Current to the battery 2.8A - 3.8A (depending on battery voltage). ## Product Details: * Description Keep your fleet running smoothly with the 50W SemiFlex Solar Panel with Suction Cups, designed for commercial transportation. This maintenance-free solution charges starting batteries for two-battery vehicles, helping fleet managers prevent starting battery failures and reduce downtime. The Integrated PowerBoost Charge Controller maximizes solar output for 12V battery systems, extending battery life, preventing overcharging, and reducing maintenance expenses. The suction cups enable quick, damage-free temporary installation, allowing users to transfer the panel between multiple pieces of equipment. The 50W SemiFlex Solar Panel with Suction Cups helps fleets stay on schedule by reducing jumpstarts and extending battery life. Kit Options: 15ft. Wiring Harness Kit (CTK-SC-50-15): 50W SemiFlex Solar Panel with Built-In Charge Controller and Suction Cups 15ft. Wiring Harness Benefits: Easy installation with heavy-duty suction cups Built-in PowerBoost Charge Controller for optimized charging and battery safety Rugged, self-cleaning surface High-efficiency Maxeon cells for maximum power output  Designed, engineered, and assembled in the USA Tested to meet or exceed performance standards IV Curve #### Description Keep your fleet running smoothly with the 50W SemiFlex Solar Panel with Suction Cups, designed for commercial transportation. This maintenance-free solution charges starting batteries for two-battery vehicles, helping fleet managers prevent starting battery failures and reduce downtime. The Integrated PowerBoost Charge Controller maximizes solar output for 12V battery systems, extending battery life, preventing overcharging, and reducing maintenance expenses. The suction cups enable quick, damage-free temporary installation, allowing users to transfer the panel between multiple pieces of equipment. The 50W SemiFlex Solar Panel with Suction Cups helps fleets stay on schedule by reducing jumpstarts and extending battery life. ## Kit Options: ### 15ft. Wiring Harness Kit (CTK-SC-50-15): * 50W SemiFlex Solar Panel with Built-In Charge Controller and Suction Cups * 15ft. Wiring Harness * Easy installation with heavy-duty suction cups * Built-in PowerBoost Charge Controller for optimized charging and battery safety * Rugged, self-cleaning surface * High-efficiency Maxeon cells for maximum power output * Designed, engineered, and assembled in the USA * Tested to meet or exceed performance standards * Important Notes All connections must be solar positive (red) to battery positive and solar negative (black or blue) to battery negative. Reversing can damage the solar panel. Consult your battery manufacturer if you have questions about the specifications of your battery. #### Important Notes All connections must be solar positive (red) to battery positive and solar negative (black or blue) to battery negative. Reversing can damage the solar panel. Consult your battery manufacturer if you have questions about the specifications of your battery. * Specifications Power: Panel output to PowerBoost Built-In Charge Controller Nominally 50W PowerBoost Built-In Charge Controller Output to Battery Charges 12V battery (Flooded, AGM or LiFePO) Charging voltage 13.8V float, 14.5V max Charging efficiency 88-91% Effective power to battery 44.3W  Current to the battery 2.8A - 3.8A (depending on battery voltage). Charge controller: Protection Reverse polarity ESD capability (AEC-Q101): human body model: class H3B: > 8 kV Reverse leakage Physical: Dimensions 24.0 x 22.6 x 0.1 (in) / 609.6 x 574.0 x 2.5 (mm) Weight 2.9lb / 1.3kg Environmental: Temperature Coefficient Power: -0.27%/ºC Voltage: -0.236%/ºC Current: 0.058%/ºC Storage temperature: -40°C to 85°C Operating temperature: -40°C to 85°C #### Specifications * Charges 12V battery (Flooded, AGM or LiFePO) * Charging voltage 13.8V float, 14.5V max ### Charge controller: * Protection Reverse polarity ESD capability (AEC-Q101): human body model: class H3B: > 8 kV Reverse leakage Protection * Reverse polarity * ESD capability (AEC-Q101): human body model: class H3B: > 8 kV * Reverse leakage * Dimensions 24.0 x 22.6 x 0.1 (in) / 609.6 x 574.0 x 2.5 (mm) Dimensions * 24.0 x 22.6 x 0.1 (in) / 609.6 x 574.0 x 2.5 (mm) * Weight 2.9lb / 1.3kg * 2.9lb / 1.3kg ### Environmental: * Temperature Coefficient Power: -0.27%/ºC Temperature Coefficient * Power: -0.27%/ºC * Voltage: -0.236%/ºC Current: 0.058%/ºC * Voltage: -0.236%/ºC * Current: 0.058%/ºC * Storage temperature: -40°C to 85°C * Operating temperature: -40°C to 85°C * Resources Instructions Spec Sheet Installation Video How To Properly Handle The Solar Panel Video FAQs Instructions Spec Sheet Installation Video How To Properly Handle The Solar Panel Video ------------------------------------------------------------ ABOUT THIS CONTENT ------------------------------------------------------------ Source: https://www.powerfilmsolar.com/products/50w-semiflex-solar-panel-with-built-in-charge-controller-and-suction-cups This content is provided for informational purposes. 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