400W Watt Glass Rigid Solar Panels With 24V Battery Charger Controller Kit

Description BOGUANG - MONOCRYSTALLINE SOLAR PANELS 400W Monocrystalline Solar Panel Kit | Toughened Glass | IP67 | RV, Home and Off-Grid Premium monocrystalline silicon solar panels with 22% efficiency and toughened glass front. Available as a 200W or 400W panel, or as complete kits with PWM charge controller, PV cables and battery clips included. IP67 waterproof junction box with bypass diode protection. Plug-and-play PV connectors. 2-year manufacturer warranty. 22%PANEL EFFICIENCYIP67WATERPROOF RATING48CELLS PER PANEL Add to Cart - Order Today Ask a Specialist Monocrystalline Silicon IP67 Waterproof Junction 2-Year Warranty Plug-and-Play PV Connectors 22% Module Efficiency CHOOSE YOUR CONFIGURATION Four options. Pick the one that fits your setup. Start with a single 200W panel or go straight to the 400W complete kit with charge controller and cables included. All configurations use the same premium efficiency monocrystalline panels. 200W Panel$239.99✓ 1x 200W monocrystalline panel✓ Bare panel only✓ Add your own controller✓ 1160 x 700 x 25mm✓ 8kg 400W Panel$413.79✓ 2x 200W monocrystalline panels✓ Bare panels only✓ Add your own controller✓ Double output capacity✓ 16kg total 200W Kit$249.99-✓ 1x 200W panel✓ 1x 20A PWM controller✓ Extension cable PV connectors✓ Battery alligator clips✓ Ready to connect BEST VALUE400W Kit$434.87✓ 2x 200W panels✓ 1x 40A PWM controller✓ Extension cable PV connectors✓ Battery alligator clips✓ Best value complete kit WHY MONOCRYSTALLINE? Why monocrystalline silicon outperforms conventional polysilicon panels. The power generation efficiency of monocrystalline silicon is approximately 1.3x that of conventional polysilicon at the same panel area. You get more watts from a smaller footprint – critical for rooftop, RV and boat installations with limited space. 7 hidden problems in cheap solar systems. Monocrystalline Silicon✓ 22% module efficiency - top-tier performance✓ 1.3x more power per m2 vs polysilicon✓ Better low-light and partial-shade performance✓ Smaller footprint for same wattage✓ Premium toughened glass front layer✓ IP67 waterproof junction box with bypass diode Conventional Polysilicon→ 15-17% typical efficiency→ Larger panel size for same wattage output→ Weaker low-light performance→ More space needed on roof or mounting area→ Lower cost but lower energy density→ Older cell technology - wider tolerance variance 22%Module Efficiency 200WPer Panel Output IP67Waterproof Rating IS THIS SOLAR PANEL RIGHT FOR YOU? Built for off-grid, mobile and residential solar. The Boguang 400W kit works in any location with access to sunlight. No specialist installation required – PV connectors are plug-and-play and the included controller handles battery charging automatically. Home Solar BackupSupplement your home energy supply or power essential loads during outages. Pair with a LiFePO4 battery bank and inverter for a complete backup system. RV and CampervanRoof-mount on your RV or campervan for continuous charging on the road. The 400W kit with 40A controller keeps your 12V or 24V house battery topped up even on overcast days. Marine and BoatIP67 junction box and weatherproof cable construction rated for marine environments. Mounts on cabin roof or deck to keep onboard batteries charged at anchor or under way. Off-Grid CabinPower lights, communications, refrigeration and device charging in a remote cabin or shed. See the install guide for a complete off-grid setup. WHAT MAKES THIS PANEL DIFFERENT Six engineering details that determine long-term output. Efficiency numbers are only part of the story. How a panel handles heat, partial shading, water ingress and mechanical stress determines whether it performs for 2 years or 20. 22% Module EfficiencyMonocrystalline silicon cells achieve 22% module efficiency - 1.3x the output of conventional polysilicon panels at the same panel area. More watts per square meter. IP67 Junction BoxThe junction box carries an IP67 waterproof rating - submersion-rated protection against rain, spray and moisture ingress. Contains a bypass diode to prevent hot-spot damage under partial shading. Toughened Glass FrontSpecial process toughened glass front surface. More wear-resistant than standard glass and treated to improve absorption efficiency by reducing surface reflection losses. Plug-and-Play PV ConnectorsPV MC4-compatible connectors allow tool-free panel connections in series or parallel. Outdoor-rated cable: waterproof, high-temperature resistant and UV stable for long-term outdoor use. Wide Temperature RangeRated for ambient temperatures from -20 degrees C to 80 degrees C. NOCT 47 degrees C. Temperature coefficient TC Pmpp -0.45%/degree C - minimal power loss in hot conditions. Expandable SystemConnect panels in series for higher voltage or in parallel for higher current. Compatible with any MPPT or PWM controller. View all charge controllers. STOP PAYING FOR POWER YOU ALREADY HAVE. The sun is hitting your roof every day. These panels put it to work. Most people wait until they have the perfect setup before starting. They research for months, get overwhelmed by the options and do nothing. Meanwhile their electricity bill arrives every month. The 400W complete kit removes every excuse. Two panels, a 40A controller, the cables you need and a simple connection sequence that anyone can follow. Follow the install guide and you can be generating power the same day it arrives. Add a LiFePO4 battery and you have stored energy for the night. Add an inverter and you are running 230V appliances from your roof. The kit is the starting point – everything else connects from here. Add to Cart - Order Today TECHNICAL SPECIFICATIONS Full specification sheet. ELECTRICAL (PER PANEL AT STC)Maximum Power (Pmax)200WOpen Circuit Voltage (Voc)31.8VMax Power Voltage (Vmpp)26.4VShort Circuit Current (Isc)7.57AMax Power Current (Impp)8.3A (400W kit = 16.6A parallel)Module Efficiency22.0%Power Tolerance /- 5%PTC Rating200WTHERMAL CHARACTERISTICSNOCT47 degrees CTC Voc-0.33%/degrees CTC Isc 0.042%/degrees CTC Pmpp-0.45%/degrees CPHYSICAL AND SYSTEMCell TypeMonocrystalline Silicon (48 cells)Dimensions (per panel)1160 x 700 x 25mmWeight (per panel)8kgFront GlassToughened glass (special anti-reflective process)Frame MaterialPET EVA Cell TPTJunction BoxIP67 with bypass diodeCable Length0.9m with PV connectorMax System Voltage1000V (SC II) / 600V (USA NEC)Max Reverse Current10ASnow Load5.4 kN/m2 (IEC 61215)Operating Temperature-20 degrees C to 80 degrees CSKUGSP-400WWarranty2 Years Manufacturer Warranty WHAT'S IN THE BOX Everything included. No guessing, no extra orders. 200W Kit Includes✓ 1x 200W monocrystalline solar panel✓ 1x 20A 12V/24V PWM charge controller✓ 1x Extension cable with PV connectors✓ 1x Cable set with alligator clips (battery connect) 400W Kit Includes✓ 2x 200W monocrystalline solar panels✓ 1x 40A 12V/24V PWM charge controller✓ 1x Extension cable with PV connectors✓ 1x Cable set with alligator clips (battery connect) CONNECTION SEQUENCE Connect in this order. Every time. Connecting the solar panel before the battery is connected to the controller will burn out the controller. Follow this sequence to avoid damage. See the full installation guide. 01Connect Battery FirstConnect the controller to the battery BEFORE connecting any solar panels. Connecting panels first with no battery will immediately damage the controller. 02Connect Solar PanelsAfter the battery is connected and the controller recognises the battery voltage, connect the solar panels via PV connectors. 03Connect DC LoadConnect your DC loads to the load terminals on the controller. If load does not activate, press the third button on the controller. 04Set ParametersAdjust controller parameters per the manual for your battery type: lead-acid, AGM, GEL or lithium. Lithium requires a specific charge profile setting. FREQUENTLY ASKED QUESTIONS Common questions answered. What is the difference between the panel-only and complete kit options? The panel-only options (200W and 400W) include just the solar panel(s) – you supply your own charge controller, cables and mounting hardware. The kit options include a PWM charge controller (20A for 200W kit, 40A for 400W kit), extension cable with PV connectors, and battery alligator clips. If you already have a compatible charge controller, the panel-only option saves cost. Can I connect these panels to a LiFePO4 lithium battery? Yes, but the included PWM controller must be configured for lithium battery type. Check the controller manual and set the battery type parameter to lithium before connecting. For best performance and cycle life with LiFePO4 batteries, an MPPT controller is recommended over PWM – it extracts more power from the panel and charges more efficiently. See our MPPT controller range. How many watts will the 400W kit actually produce? Rated 200W per panel under Standard Test Conditions (STC: 1000W/m2 irradiance, 25 degrees C cell temperature). In real-world conditions – accounting for temperature, angle, partial cloud and installation losses – expect 70-85% of rated output on a good sunny day. The 400W kit will typically produce 280-340W at peak in ideal conditions. At 100W/m2 partial load conditions, the panels maintain 95% of their STC efficiency. Why solar setups underperform. What size battery do I need for the 400W kit? For a 400W panel system charging a 12V battery bank, a minimum 100Ah battery is recommended for day/night use. For 2 days of autonomy (cloudy days included), 200Ah is more practical. We recommend LiFePO4 over lead-acid for this application – better depth of discharge, longer cycle life and better compatibility with solar charge profiles. See our LiFePO4 battery range. Can I expand the system beyond 400W later? Yes. Additional 200W panels can be connected in parallel to the controller (up to the controller’s rated current limit) or you can upgrade to a higher-rated controller. The PV connectors are MC4-compatible – standard across the solar industry. For larger systems, an MPPT controller is strongly recommended over PWM for better efficiency at higher panel voltages. See the full charge controller range. Why should I connect the battery before the solar panels? The charge controller requires a battery reference voltage to initialise correctly and identify the battery type (12V or 24V system). Connecting solar panels to a controller with no battery reference causes an uncontrolled voltage spike that immediately damages or destroys the controller. Always connect: battery first, then solar panels, then DC loads. This sequence protects the controller and ensures correct system voltage detection. What is the bypass diode in the junction box for? The bypass diode prevents hot-spot damage when part of the panel is in shade while the rest is in sunlight. Without a bypass diode, shaded cells become resistive loads that dissipate power as heat – potentially causing permanent cell damage or fire risk. The IP67 bypass diode is factory-installed inside the junction box and requires no maintenance. How long will delivery take? Delivery time depends on your location and the available shipping method for this product. Message us on WhatsApp before ordering to confirm current stock and estimated delivery for your region. See our full shipping policy. COMPLETE YOUR SOLAR SYSTEM Everything you need to build a complete off-grid setup. Solar panels are the starting point. Add a battery bank, inverter and charge controller to convert sunlight into usable power for any application. Why most solar systems fail in 12 months. LiFePO4 Batteries12V and 24V deep-cycle lithium batteries to store your solar energy. 100% usable capacity, 5,000 cycles and compatible with the included PWM controller.View LiFePO4 batteries MPPT Charge ControllersUpgrade from the included PWM controller to an MPPT for 15-30% more energy harvest from the same panels. Essential for LiFePO4 battery systems.View MPPT controllers Pure Sine Wave InvertersConvert your 12V or 24V solar battery bank to 230V AC to run standard household appliances. Pure sine wave required for sensitive electronics.View pure sine inverters Solar Panel ConnectorsMC4-compatible T-branch connectors for parallel or series wiring configurations. Essential for multi-panel installations.View solar connectors SHIPPING INFORMATION Confirm delivery before ordering. Delivery time and availability for this product varies by region. Message us on WhatsApp before ordering so we can confirm current stock and estimated delivery for your location. Before You OrderMessage us on WhatsApp with your location and which kit you want. We will confirm stock availability, estimated delivery time and any region-specific details before you place your order.Message us on WhatsApp Worldwide DeliveryWe ship to the US, EU, AU, NZ and most international destinations. Full tracking provided after dispatch. See our complete shipping policy for details.Contact us for details READY TO START GENERATING SOLAR POWER? Boguang 400W Monocrystalline Solar Panel Kit - 22% Efficiency, IP67, Complete Kit Available Four configurations from a single 200W panel to the complete 400W kit. Boguang – 2-year warranty included. Add to Cart - Order Today Ask a Specialist