Rate this product Genuine OEM 330W Charger A20-330P1A 5.5mm Power Adapter for Acer/Chicony Predator Helios Power up your gaming performance with the OEM 330W A20-330P1A AC Adapter, designed specifically for Acer Predator Helios series and other high-performance laptops powered by Chicony. Engineered for reliability and consistent output, this 19.5V 16.9A 330W charger delivers the power your system needs to run at full throttle — whether you’re gaming, editing, or multitasking. With a 5.5mm × 2.5mm DC connector, it ensures a stable, snug fit for secure charging. Built with premium-grade components and overload, over-voltage, and short-circuit protection, this OEM adapter offers both efficiency and durability for long-term use. A smart choice to replace your original charger or as a reliable backup. Product Highlights: Power Output: 19.5V ⎓ 16.9A (330W Max) Connector Size: 5.5mm × 2.5mm Model: A20-330P1A Compatibility: Designed for Acer Predator Helios and other high-performance laptops using Chicony adapters Safety Protection: Over-voltage, over-current, and temperature safeguards Build Quality: OEM-grade reliability and heat-resistant design Why Choose This Charger? Perfect OEM Fit: 100% compatible with Acer Predator Helios laptops—no performance drops. High Efficiency: Supports demanding gaming sessions and heavy workloads. Safe & Reliable: Built with advanced protection circuits for stable power delivery. Best Value: Same OEM quality at a more affordable price—excellent cost-performance ratio.  Ready to upgrade your power setup?Order your OEM 330W A20-330P1A Charger today and keep your Predator Helios running at full power — anytime, anywhere. Compatible Part Numbers: ADP-330AB B   A17-330P2A   A330A010P Compatible Models: Acer Nitro 16 AN16-41-R7FA AN16-41-R1WE Gaming Laptop