+1-888-321-6765 info@truesteadsupply.com
+1-888-321-6765
info@truesteadsupply.com
The Rich Solar MEGA 150 is a lightweight 150W 12V off-grid solar panel built for RVs, cabins, boats, vans, trailers, and mobile solar power systems. This RS-M150 panel uses an 18-busbar solar cell configuration, an anodized aluminum frame, and high-transmission anti-reflective coated tempered glass. Its 44.0" × 26.4" × 1.2" footprint and 18.1 lb weight make it manageable for properly planned mobile and off-grid installations. The panel includes waterproof-rated solar connectors, a waterproof-rated junction box, built-in bypass diodes, and panel leads, according to the provided specification sheet. With 150W maximum power, 1000VDC maximum system voltage, and a 25-year power output warranty, the MEGA 150 is a practical choice for compact solar builds that need more rated output than smaller 100-watt panels.
The MEGA 150 gives off-grid builders a clear 150-watt panel option for mobile and compact solar systems. It is well suited for RVs, cabins, boats, trailers, and similar applications when paired with the right charge controller, battery bank, mounting hardware, and wiring.
This Rich Solar panel uses an 18-busbar solar cell configuration and high-transmission anti-reflective coated tempered glass. The provided source copy lists 24.8% efficiency; verify this value against the linked RS-M150 specification sheet before using it as a structured specification.
The MEGA 150 includes a waterproof-rated junction box, waterproof-rated solar connectors, and bypass diodes built into the junction box, according to the provided specification sheet. These components support outdoor solar panel wiring and shading management when the panel is installed as part of a properly designed system.
Pre-drilled mounting holes support installation with compatible mounting hardware selected for the roof, rack, frame, pole, or ground-mount setup. Industry-standard quick-connect cables can support series or parallel wiring when voltage, current, controller limits, and system design are properly matched.

The MEGA 150 gives mobile and off-grid builders a higher-output panel than common 100W modules while staying compact enough for RVs, cabins, boats, trailers, and van power layouts.
With pre-drilled mounting holes, panel leads, waterproof-rated solar connectors, and built-in bypass diodes, this panel is built for practical installation planning. Confirm charge controller, battery, wiring, and mounting compatibility before installation.

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Contact Us for a Quote| Brand | Rich Solar |
| Model | MEGA 150 |
| SKU | RS-M150 |
| Product Type | 12V off-grid solar panel |
| Maximum Power | 150W |
| Maximum Power Voltage | 17.5V |
| Maximum Power Current | 8.57A |
| Open Circuit Voltage | 21.8V |
| Short Circuit Current | 8.94A |
| Maximum System Voltage | 1000VDC |
| Maximum Series Fuse Rating | 10A |
| Cell Configuration | 18-busbar solar cell configuration |
| Efficiency | 24.8% listed in provided source copy; verify against the RS-M150 specification sheet before treating as a structured spec |
| Frame | Lightweight anodized aluminum frame |
| Glass | High-transmission AR-coated tempered glass |
| Panel Leads | Pair of 3 ft leads |
| Junction Box | IP67-rated waterproof junction box listed in provided specification sheet |
| Connectors | IP67-rated waterproof solar connectors listed in provided specification sheet |
| Bypass Diodes | Built into the junction box |
| Mounting Compatibility | Pre-drilled mounting holes; use compatible mounting hardware selected for the roof, rack, frame, pole, or ground-mount setup |
| Temperature Range | -40°F to +185°F |
| Dimensions | 44.0" × 26.4" × 1.2" |
| Weight | 18.1 lb |
| Warranty | 25-year power output warranty; 10-year workmanship warranty listed by Rich Solar for rigid solar panels |