Description
Product Overview
The OYMSAE PO‑M30W is a 30‑watt monocrystalline solar charger engineered for durability and performance. Constructed from high‑purity monocrystalline silicon, the panel delivers up to 22% conversion efficiency, while the ETFE cover provides 95% light transmittance and superior weather resistance. Measuring 21.2″ L x 13.6″ W x 0.79″ H and weighing just 2 pounds, its lightweight design simplifies mounting on a variety of surfaces. The unit outputs a steady 12 V at up to 2.5 A, supported by an integrated microprocessor that manages charge cycles, prevents over‑charging, and blocks reverse discharge at night. Included accessories are a durable SAE cable and a power cord, enabling plug‑and‑play connection to 12 V batteries.
Usage

Designed for mobile and outdoor enthusiasts, this charger excels in RVs, boats, tiny homes, and garden equipment. Its compact profile allows placement on limited roof space, while the waterproof construction (IP65 rating) ensures reliable operation in rain, snow, or dusty environments. Whether you are maintaining a leisure battery on a weekend getaway or keeping a garden irrigation system powered, the charger’s intelligent indicator lights—blue for sunlight, red for active charging, green for full charge—provide clear status at a glance.
Why Choose Us
OYMSAE combines advanced solar technology with practical design. The panel’s ETFE coating not only maximizes light capture but also resists impact and UV degradation, extending service life beyond typical polycarbonate covers. Our built‑in microprocessor ensures safe, efficient charging without the need for external controllers. Each unit undergoes rigorous quality testing, meeting international safety standards and earning a 4.3‑star rating from over 700 verified customers. With a competitive price point and comprehensive warranty, OYMSAE delivers trustworthy solar power for everyday needs.
Key Features
- High‑efficiency monocrystalline cells achieve up to 22% conversion rate.
- Lightweight aluminum frame and ETFE cover for easy installation and durability.
- Intelligent microprocessor protects against over‑charge and reverse discharge.
- Clear three‑color LED indicator simplifies monitoring of charge status.
- Plug‑and‑play SAE cable and power cord included for versatile connections.
FAQ
Can this charger be used in cold climates?
Yes, the OYMSAE panel operates efficiently in low temperatures and its waterproof housing prevents moisture ingress, making it suitable for winter use.
What type of batteries are compatible?
The charger is designed for 12 V lead‑acid, AGM, gel, and lithium batteries commonly used in RVs, boats, and solar backup systems.
How long does it take to fully charge a typical 100 Ah battery?
Under optimal sunlight (1000 W/m²), the 30 W panel can add approximately 2.5 A, so a full charge may take around 40‑45 hours of direct sun, depending on battery condition.
Is mounting hardware included?
The package includes the panel, cable, and power cord. Mounting brackets or suction cups can be purchased separately to suit specific installations.
What warranty does OYMSAE provide?
OYMSAE offers a 2‑year limited warranty covering manufacturing defects and performance degradation beyond 80% of rated output.




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