210W Sunshine Solar Caravan Motorhome & Boat Kit - Anti-Shade

The kit includes a 210W Sunshine Solar panel with advanced Shade-Shield anti-shading technology, pre-fitted MC4 connectors, Single MPPT solar charge controller (upgradeable to a Dual MMPT if required for an additional cost), solar extension cables and a choice of mountings, providing everything required for a straightforward 12V battery charging installation. This kit is ideal for installations where reliable solar generation and resistance to partial shading are important.

With a Sunshine 210W solar panel you could expect to generate around 70 amps per day during the summer months. Multiple panels can be connected to acquire higher power if needed by simply upgrading the solar controller.

Monitoring of the system can be made easy with an Apple Android smartphones, tablets, MacBook's and other devices, using the solar controllers Bluetooth function - (MPPT Single Battery Controller ONLY). If you select the MPPT Dual Battery Controller option you will need the Add-on Bluetooth Adapter - Cable and Coupler for Bluetooth functionality.

Surface Area Requirement:

• Fitted ABS Corner and Side Mounts will add 120mm to the overall length and width of the solar panel.

Kit Performance - Summertime:  70Ah per day 

If you are a competent DIYer this kit has everything you need for a professional looking finish. If you require the services of an installer please contact our Customer Services on 01508 488188.

SAVE MONEY - Don't forget you can save money on add-ons to compliment your solar kit. A Remote Meter or Bluetooth Adapter will give valuable real-time data on the overall performance of your kit. Bostik-360 Fixing Adhesive recommended for bonding the solar mounts and cable entry cover.

Please Note: Due to the package size this product is only available on a 48-hour delivery service.

PRODUCT CODE: KITSRG210

Shade-Shield Anti-Shading Solar Panels 

Keep Generating Power, Even When Shadows Appear 

Not every solar installation gets perfect sunlight all day. Trees, chimneys, roof vents, air-conditioning units, antennas, railings and neighbouring buildings can cast moving shadows across your panels, reducing energy production. 

Sunshine Anti-Shading Solar Panels are designed to minimise the impact of partial shading, helping more of your panel continue generating power when conditions aren't perfect. Using advanced cell-level shadow management technology, the Sunshine Solar anti-shading panels isolate the impact of shaded areas and help maintain power flow through the active sections of the module. The result is more stable solar generation, improved shading tolerance and enhanced protection against hot spots.

How Anti-Shading Technology Works

In a conventional solar panel, cells are electrically connected in groups. When one part of the panel is heavily shaded, the affected cells can restrict current flow and cause a much larger reduction in the panel's overall output. Sunshine's cell-level shadow management technology takes a more targeted approach. When a section of the panel becomes shaded: The shaded cells produce less energy as sunlight is blocked. The panel identifies the affected section through its advanced circuit architecture. The shaded area is managed or bypassed, reducing its impact on the rest of the module. The remaining active cells continue generating power, helping maintain a more consistent output. Electrical and thermal stress is reduced, helping minimise the risk of hot spots. This means a shadow affecting one part of the panel doesn't have to compromise the performance of the entire module.

With a Sunshine 210W solar panel you could expect to generate around 70 amps per day when used in conjunction with a MPPT solar charge controller during the summer months. Multiple panels can be connected to acquire higher power if needed.

Specifications

• Product Code. SRG210
• Max Power. 210W ± 3%
• Max Power Voltage. 33.02V
• Max Power Current. 6.36A
• Open Circuit Voltage. 37.31V
• Short Circuit Current. 6.68A
• Normal Operating Cell Temp. -40 to 85°C
• Max System Voltage. DC1000V
• Dimensions. 1260 x 765 x 30mm
• Weight: 8.7kg

Features

• 900mm of 4mm single-core insulated cable, fitted with MC Type 4 connectors
• High Performance Mono Crystalline Cells
• Factory fitted aluminium frame with pre-drilled mounting holes
• Multiple pieces can be connected to acquire higher power
• Suitable for charging all types of 12 volt batteries
• Fitted with bypass diodes to minimise the effect of shading
• Completely weatherproof

Guaranteed Performance

• 5 Years Manufacturers Warranty
• 10 Years Warranty 90% Power Output
• 20 Years Warranty 80% Power Output

Suitable Solar Charge Controllers

• MPPT Solar Controller 20A - 12V/24V (10% - 30% more power generation)
• MPPT Dual Solar Controller 20A - 12V/24V (10% - 30% more power generation)

Please Note: If you are connecting multiple panels together you may need a bigger solar controller if you are unsure which you require or have any other questions please call 01508 488188 then Option 4 for Technical.

For the best performance we would recommend 4mm single core cable is used the same as the existing cable already attached to the solar panel junction box. The most efficient method of extending the existing cable is by using 4mm single-core cable fitted with a pair of compatible MC Type 4 Solar Connectors.

SAVE MONEY - Add any - 'Often Purchased Together' items to your cart and SAVE MONEY

Please Note: Due to the package size this product is only available on a 48-hour delivery service.

PRODUCT CODE: SRG210

KIT STANDARD - SINGLE MPPT SOLAR CONTROLLER

RV MPPT Charge Controller from EPEVER TRC Series is engineered for reliable solar charging in RV and off-grid power systems. It adopts an advanced MPPT control algorithm to improve tracking performance, with maximum tracking efficiency of no less than 99.5% and conversion efficiency up to 98.5%, helping maximize energy harvest from solar panels. This controller supports multiple battery types, including lithium batteries, and provides self-activation for lithium batteries to enable smoother start-up and stable charging performance. 

For monitoring and system integration, the TRC series includes RS485 communication and can be connected with optional 4G or WiFi modules for remote monitoring when needed. With low static power consumption and comprehensive electronic protections, this RV MPPT Charge Controller is a practical choice for RV solar charging, household off-grid systems, and field monitoring applications. Clear installation guidance is provided, including recommended wiring sequence and safety precautions to support long-term system reliability.

Specifications

• Max Rated Charging Current: 20 amps
• Max Rated Load Current: 20 amps
• Rated Solar Charge Power: 260 Watts @ 12V - 520 Watts @ 24V
• Max Input Voltage: 60Vdc
• MPPT Efficiency: 98.6%
• System Voltage: 12V/24V Auto-set
• Working Temperature: -30° to +60°
• Battery Selection: Gel, Sealed, Flooded, Lithium-ion
• Enclosure: IP20

Dimensions: 144mm x 115.8mm x 64.2mm

Weight: 0.59kg

PRODUCT CODE: TRC2206-BLE

OPTIONAL KIT UPGRADE - DUAL MPPT SOLAR CONTROLLER

The Dual Battery MPPT Solar Charge Controller adopts the advanced MPPT control algorithm, which will minimize the maximum power point loss rate and loss time, also fast track the maximum power point (MPP) of the PV array, and obtain the maximum energy from solar array under any conditions. The energy utilization in the MPPT solar system is increased by 20-30% compared with PWM charging method. The controller features a low-power mode, which reduces standby current when the unit is idle preventing power waste and helping to enhance the products life. The system parameters are shown and set by LED/LCD or the MT11 remote meter (Accessory).

Monitoring of the system can be made easy with the optional remote meter or via Apple & Android smartphones, tablets, MacBook's and other devices, using the optional Bluetooth Adapter.

Features

• Maximum Power Point Tracking technology with ultra-fast tracking speed and the tracking efficiency is no less than 99.5% guaranteed
• Bluetooth (Bluetooth Adapter required)
• Advanced MPPT control algorithm to minimize the MPP lost rate and lost time
• The wider range of the MPP operation voltage to improve the PV module utilization
• Auto control function of charging power & charging current limitation (BATT1)
• High quality and low failure rate components of ST, TI and Infineon to ensure the product life.
• Digital circuit control of adaptive three-stage charging mode to enhance BATT1 life.
• BATT1 type can be set via LED/LCD.
• Product runs into the low-power mode when there is no manual operation for a long time, and charging conditions are not satisfied (PV<5V).
• 100% charging and discharging in operation environmental temperature range.
• LED and LCD display units selectable.
• Standard Modbus protocol, and RS485 (5V/200mA) communication port for the customer to expand the application area.

① Life battery (BATT1) is the energy storage battery for powering the household loads in the off-grid system, which supports Sealed, Gel, Flooded, LiFePO4, and Li-NiCoMn batteries (the controller can NOT recognize the system voltage automatically).

② Start battery (BATT2) is the energy storage battery which usually built in the vehicle for powering the system such as RV and Boat, and only supports lead-acid battery (the controller will recognize the system voltage automatically).

NOTE: the BATT1 and BATT2 must be at the same voltage level.

Specifications

• Max Rated Charging Current: 20 amps
• Max Rated Load Current: 20 amps
• Rated Solar Charge Power: 260 Watts @ 12V - 520 Watts @ 24V
• Max Input Voltage: 100V (at min. operating environment temp) 46V (At 25℃ environment temp.)
• Max. conversion efficiency: 97.5%
• Self Consumption: 12mA/12V;8mA/24V - 4mA/12V;3mA/24V (Low-power mode)
• System Voltage: 12V/24V Auto-set
• Battery Selection: Sealed, Gel, Flooded, LiFePO4, and Li-NiCoMn
• Enclosure: IP33
• Max PV Wire Size: 4mm²

Dimensions: 243.7 × 158 × 63 mm

Weight: 1.1kg

PRODUCT CODE: DR2210N_DDS

How Anti-Shade Solar Panels Work 

Solar panels perform best when their cells receive consistent, unobstructed sunlight. However, in real-world installations, partial shading is often unavoidable. Trees, buildings, roof structures, antennas, air-conditioning units, railings, leaves, dirt and even bird droppings can cover part of a solar panel and significantly reduce its power output. 

Traditional solar panels are commonly arranged with multiple solar cells connected in series. This means that when one section of the panel becomes shaded, the affected cell or cell group can restrict the current flowing through the wider circuit. As a result, a relatively small shaded area can cause a disproportionately large reduction in the panel's output. Partial shading can also create localised heat, known as a hot spot, which can place additional stress on the solar cells and potentially contribute to long-term degradation. 

Cell-Level Shadow Management 

Anti-shade solar panels address this problem by managing the effects of shading at a much more localised level. 

Anti-shading technology uses cell-level shadow management to reduce the amount of power lost when only part of a panel is shaded. Rather than allowing a shaded section to disproportionately affect the performance of the entire module, the panel's electrical architecture helps isolate the shaded area and allows unaffected cells to continue contributing to power generation.

A key part of this approach is the use of bypass technology. Bypass components provide an alternative electrical path when a cell or group of cells is heavily shaded. Under normal sunlight, the bypass path is inactive. When shading occurs, it can redirect current around the affected section, helping prevent the shaded cells from becoming a major restriction on the rest of the panel. The Shade-Shield Series doesn't just relies on conventional bypassing: the cell-level design is intended to localise shading-related losses and maintain more stable output under uneven lighting conditions. 

Reducing the Hot-Spot Effect 

One of the important advantages of managing shading at cell level is improved protection against hot spots. 

When a solar cell is heavily shaded while surrounding cells continue producing electricity, the shaded cell can behave differently from illuminated cells and may experience increased electrical and thermal stress. Over time, this can contribute to cell degradation, micro-cracking and reduced module reliability. Shade-Shield anti-shading and anti-hot-spot design is intended to reduce these localised heating effects. By providing an alternative route for current and controlling the impact of shaded sections, the technology helps protect the module while allowing unaffected areas to continue producing energy. 

Key Benefits of Anti-Shade Solar Panels 

1. Higher Energy Output in Partial Shade -The primary benefit is improved energy production when a solar installation cannot receive uniform sunlight. Instead of allowing a relatively small shaded area to cause a major reduction across the panel or connected string, cell-level shade management helps confine the impact to the affected area. This can be particularly valuable where shading changes throughout the day as the sun moves across the sky. 

2. Better Performance in Difficult Installation - Locations Anti-shade panels are particularly useful where avoiding shade completely is impractical. Potential applications include: RV and motorhome roofs with air-conditioning units, vents or roof accessories Buildings surrounded by trees or neighbouring structures Balconies affected by railings or adjacent buildings Marine applications where equipment or structures can cast moving shadows Off-grid installations in wooded or uneven environments Rooftops with complex layouts and multiple obstructions, balcony and other space-constrained applications where partial shading is a realistic operating condition.  

3. Reduced Risk of Hot Spots - By controlling the electrical effect of shaded cells, anti-shade technology can reduce the conditions that contribute to hot-spot formation. This is important because repeated localised overheating can place stress on solar cells and other module materials. Reducing these effects can help improve the long-term reliability of the panel.  

4. More Stable Power Generation - Conventional solar panels can experience significant fluctuations when shadows move across the array. Anti-shading technology is designed to make the panel less sensitive to these local changes in illumination. For applications such as RVs, where the vehicle may move between sunny and shaded locations, this can help maintain more consistent solar generation and battery charging throughout the day.

5. Better Use of Available Roof Space - For many installations, the ideal solution would be to position every panel in completely unobstructed sunlight. In practice, this is not always possible. Anti-shade technology gives system designers greater flexibility because panels can operate more effectively in locations where occasional or unavoidable shading exists. This can be particularly valuable on smaller roofs, RVs, balconies and other installations where every available square metre matters. 

6. Improved Long-Term Reliability - Hot spots and repeated thermal stress can contribute to degradation over time. By reducing the electrical and thermal impact of shaded cells, the Shade-Shield technology is designed to support longer-term module stability and reliability.

How Anti-Shade Panels Differ From Conventional Solar Panels 

The easiest way to understand the difference is to think of a conventional solar panel as a system in which shading can create a bottleneck. 

If one part of a conventional panel is significantly shaded, the affected cell or cell group can restrict current flow through the connected circuit. Bypass diodes can help mitigate this problem, but conventional designs may still experience substantial losses depending on the location and severity of the shade. 

Anti-shade technology takes the concept further by using more localised cell-level management. Instead of treating a large section of the panel as one electrical unit, the design aims to minimise the area affected by shading and allow the remaining cells to continue generating electricity. 

In simple terms: 

Traditional panel: Shade on one section → electrical bottleneck → greater power loss → potential hot-spot stress. 

Anti-shade panel: Shade on one section → affected area is managed/bypassed → remaining cells continue operating → lower overall power loss and reduced hot-spot risk. 

Shade-Shield series with anti-shading architecture uses multiple bypass zones and smaller diode-controlled groups to provide more precise protection than a conventional arrangement. 

Why Anti-Shade Technology Matters 

Shading is one of the most difficult variables to eliminate from a real-world solar installation. Even a carefully designed system can experience shadows at different times of the day as the sun changes position. 

This makes anti-shade technology particularly valuable for installations where consistent sunlight cannot be guaranteed. Instead of designing a system around perfect laboratory conditions, the technology is designed to maintain better performance under the changing and imperfect lighting conditions found in everyday use. 

For RVs, balconies, rooftops, marine installations and off-grid systems, this can translate into more usable energy, more stable charging, better utilisation of limited installation space and improved protection against shading-related hot spots. 

In Summary 

Shade-Shield anti-shade solar panels use cell-level shadow management and advanced bypass architecture to reduce the impact of partial shading. When part of a panel is covered by a shadow, the technology helps isolate or bypass the affected section so that the remaining cells can continue producing electricity. 

The main advantages are: 

• Higher energy yield under partial shading 
• Reduced power losses caused by localised shadows 
• Lower risk of hot spots and thermal stress 
• More stable energy production 
• Greater flexibility when choosing installation locations 
• Better utilisation of limited roof or mounting space 
• Improved long-term module reliability 

The technology is therefore particularly suited to installations where shade is unavoidable rather than exceptional—such as RV roofs, balconies, rooftops with obstructions, marine environments and off-grid locations.