MEGA 250 PRO ONYX | 250 Watt 24 Volt Solar Panel | Premium 24V Off-Grid Solar Panel for Campers, Tiny Homes, Cabins | 25-Year Output Warranty | UL Certified

Features

• 24V off-grid solar panel.
• 16-busbar N-Type TOPCon cells with up to 25.1% efficiency.
• 128-cell configuration delivers a reliable 250W output.
• 3.2 mm AR-coated tempered glass maximizes sunlight capture and durability.
• Power tolerance 0 to +5W ensures at least the rated output.
• Excellent low-light performance on cloudy days and at dawn/dusk.
• PID-resistant and 100% EL-inspected to help prevent microcracks.
• Tested for UV exposure, thermal cycling, humidity freeze, and more.
• Rated for 5400 Pa snow loads and 2400 Pa wind loads.
• Certified to UL 61730, IEC 61215, and CSA C22.2 standards.
• Ideal for RVs, boats, cabins, sheds, and off-grid solar systems.

Installation

• Anodized aluminum frame – lightweight, strong, and corrosion-resistant
• 14 pre-drilled mounting holes for Z brackets, tilt mounts, pole, or ground installation
• MC4 connectors with 4 ft pre-attached cables for quick and easy installation
• Compatible with both on-grid and off-grid inverters

Warranty

• 25-year output warranty
• 10-year workmanship warranty

Built-in Components

• Panel Leads (Pair): 12 AWG, 4 ft each
• IP68-rated waterproof junction box 
• IP67-rated waterproof solar connectors

Specifications

• Maximum Power(Pmax): 250W
• Maximum Power Voltage(Vmp): 36.9V
• Maximum Power Current(Imp): 6.78A
• Open Circuit Voltage(Voc): 44.7V
• Short Circuit Current(Isc): 7.24A
• Maximum System Voltage(Vmax): 1500 VDC
• Temperature Range: -40°F ~ +185°F
• Weight: 26.9 lb
• Dimensions: 60.6 × 29.9 × 1.2 in
• Package Dimensions: 63 × 32 × 3 in