Rich Solar 2500W 48VDC-120VAC Solar Kit - RS-CBK2500
Includes
- 1 x 6500W 48V Off-grid Solar Inverter (RS-H6548S)
- 10 x MEGA 250W Monocrystalline Panel (RS-M250)
- 2 x ALPHA 5 PRO 5.12kWh Server Rack Lithium Batter(RS-B5121P)
- 2 x 10AWG 30FT Extension Cable (RS-30102)
- 2 x 10AWG 10FT Extension Cable (RS-10102)
- 15 x Z-Brackets (RS-ZB4C)
- 1 x PV DC Quick Disconnect (RS-i4)
What our Experts Think
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Complete Mid-Scale Off-Grid Power System – The Rich Solar RS-CBK2500 (2500W, 48VDC–120VAC) is a fully integrated solar kit designed to deliver reliable whole-cabin or small-home backup power with high efficiency and scalability.
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High-Capacity 48V Architecture – Built around a 48V system, it reduces current losses and improves efficiency, making it better suited for sustained loads compared to 12V or 24V setups.
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Powerful 6.5kW Hybrid Inverter Core – Includes a 6500W pure sine wave inverter with MPPT solar charging, capable of handling heavy appliances and surge loads in off-grid environments.
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Large Solar Array Included – Comes with 10 × 250W MEGA panels (2,500W total) for strong daily energy production across residential, RV, and cabin use cases.
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High-Capacity Lithium Storage – Includes two 5.12kWh LiFePO₄ server rack batteries, providing long runtime and stable deep-cycle performance.
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Scalable Off-Grid Design – Supports expansion via additional batteries and system upgrades, making it a long-term energy independence platform rather than a fixed-size kit.
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All-in-One Installation Kit – Includes panels, inverter, batteries, wiring, and mounting hardware for a simplified, integrated setup approach.
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Built for Serious Energy Demands – Suitable for users running fridges, pumps, lighting circuits, and multiple appliances simultaneously, not just light backup loads.
Q&A
Q: What is the Rich Solar 2500W 48VDC–120VAC Solar Kit (RS-CBK2500)?
A: A complete 48V off-grid solar power system kit designed for whole-home, cabin, or large RV applications, delivering up to 2500W solar input with a 6.5kW hybrid inverter system and lithium battery storage.
Q: What kind of power output does it provide?
A: It delivers 6500W continuous AC output (120V) with strong surge capability, enough to run heavy appliances like refrigerators, pumps, tools, and multiple household loads simultaneously.
Q: What battery system does it use?
A: It uses two 51.2V 100Ah LiFePO₄ server-rack batteries, providing around 10.24kWh of energy storage with long cycle life and built-in BMS protection.
Q: Is it suitable for off-grid living?
A: Yes. It is designed for full off-grid or hybrid backup systems, making it suitable for cabins, tiny homes, farms, and large RV installations with higher energy demand.
Q: Can it be expanded?
A: Yes. The inverter supports parallel operation and the battery system can be expanded with additional compatible lithium batteries for increased storage and runtime.
Q: What makes it different from smaller solar kits?
A: Unlike entry-level kits, it combines a large inverter + high-capacity lithium storage + full solar array, making it a true whole-system solution rather than a starter setup.
Q: Why choose this system?
A: It offers a ready-to-deploy, high-power off-grid solution with integrated components, reducing compatibility issues and simplifying large-scale solar installation.
Maintenance Tips
- Keep battery bank charged between 20%–80% during regular use to extend lifespan and maintain stable performance.
- For long-term storage, maintain ~50% charge and recharge every 3–6 months to prevent deep discharge.
- Ensure inverter cooling vents remain clean and unobstructed to prevent overheating during continuous 2500W operation.
- Inspect all DC (48V), AC (120V), and solar connections regularly for tightness, corrosion, or heat discoloration.
- Verify proper grounding of the inverter and system to protect against surges and electrical faults.
- Keep MC4 solar connectors clean, dry, and fully locked to maintain efficient charging from panels.
- Avoid running continuously near maximum load (2500W) to reduce inverter stress and extend component life.
- Check charge controller settings to ensure correct battery type configuration (LiFePO₄, AGM, Gel).
- After storms or heavy use, inspect wiring, fuses, breakers, and mounting hardware for damage or loosening.
- Keep all system components in a dry, well-ventilated environment within manufacturer temperature limits.
Damage 
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