Rich Solar 400W Solar Kit with Battery | Solar + Energy Storage Kit for RVs, Vans & Off-Grid Applications - RS-K400B
Our 400W Solar Kit with Battery includes all the essential components to begin your solar journey. The kit features two high-efficiency 200W Monocrystalline panels, a 40A MPPT controller, and an ALPHA 1 Lithium battery. Ideal for your RV or tiny home, this kit makes embarking on your solar adventure easy and efficient. Start building your energy independence today!
Includes
- 2 x MEGA 200W 12V Panel (RS-M200)
- 1 x Bravo 30A MPPT Charge Controller (RS-MPPT30PB)
- 1 x ALPHA 1 Lithium Battery (RS-B121S)
- 2 x Z Bracket Set (RS-ZB4C)
- 1 x Cable Entry Housing (RS-C2B)
- 1 x 15A Solar Panel Inline Fuse Holder (RS-SC15F)
- 1 x 30' 10 AWG Solar Cable Set (Panel to Controller) (RS-30101)
- 1 x 10' 10 AWG Battery Cable Set (Controller to Battery) (RS-1010)
What our Experts Think
- Delivers a complete 800W solar + battery energy system, designed for reliable off-grid and mobile power use.
- Ideal for RVs, vans, cabins, tiny homes, and backup home systems, offering strong everyday energy support.
- Includes solar panels and energy storage, providing power availability even at night or during outages.
- Built as an expandable system, allowing users to increase capacity as energy needs grow.
- Supports consistent power for appliances, lighting, electronics, and travel essentials.
- Optimized for off-grid independence, reducing reliance on grid electricity and fuel generators.
- Designed for easy integration and installation, with components matched for system compatibility.
- A strong mid-range solution for users seeking a balanced, scalable, and dependable solar power system with storage.
Q&A
Q: What is the Rich Solar 800W Solar Kit with Battery (RS-K800B)?
A: It is a complete off-grid solar power system designed for RVs, vans, cabins, and backup power, combining solar panels, a lithium battery, inverter, charge controller, and wiring for a ready-to-use energy storage solution.
Q: How much power does it produce?
A: It typically uses 800W of solar input (4 × 200W panels) paired with a pure sine wave inverter (around 2000W–3000W depending on configuration), enabling it to run essential household and mobile off-grid loads like fridges, lights, fans, and small appliances.
Q: What battery does it include?
A: It generally includes a 12V LiFePO₄ lithium battery (often 200Ah in full kit variants), providing around 2.5kWh of stored energy for nighttime or backup use.
Q: What components come in the kit?
A: The RS-K800B-style kits typically include solar panels, MPPT charge controller, lithium battery, inverter, mounting hardware, and full cable sets for a plug-and-play off-grid setup.
Q: What can it realistically power?
A: It can handle basic off-grid essentials such as lighting, Wi-Fi, laptops, fans, TV, and short-duty appliances. Heavy loads like ACs are generally not suitable unless heavily optimized or upgraded.
Q: Is it expandable?
A: Yes. You can expand by adding more solar panels, additional lithium batteries, or upgrading the inverter to increase capacity and runtime.
Maintenance Tips
-
Keep solar panels clean and dust-free; wipe regularly with soft water and a microfiber cloth to maintain maximum output efficiency.
-
Avoid abrasive cleaners, solvents, or pressure washing, which can damage tempered glass and reduce long-term performance.
-
Ensure panels remain fully unshaded throughout the day, as shading significantly reduces total system output.
-
Inspect MC4 connectors, wiring, and fuse points regularly for loose connections, corrosion, or heat damage.
-
Keep the MPPT charge controller in a well-ventilated, dust-free location to prevent overheating during high solar input.
-
Maintain the LiFePO₄ battery in a 20%–80% daily operating range to maximize cycle life and stability.
-
For storage, keep battery at ~40–60% charge and recharge every 3–6 months to avoid deep discharge damage.
-
Check inverter ventilation fans and airflow paths regularly to ensure cool operation under load.
-
Verify charge controller settings are correctly configured for 12V LiFePO₄ chemistry to avoid charging errors.
-
Perform routine system checks before trips or seasonal use (RV, van, cabin) to confirm safe and stable power delivery.
Damage 
Loss 
Theft 
