Description
Product Overview
The GYHMK 55 Amp power converter, model 9855-AD, is engineered to deliver a stable and clean 13.6V DC power supply, making it an essential component for RVs, trailers, and campers. Constructed with a durable silver finish, it features an input voltage of 120V and a single Type A outlet, ensuring compatibility with standard power sources. Weighing 5.3 pounds and measuring 11.9 x 6.7 x 5 inches, this converter is compact yet robust, designed for long-term reliability. It includes a one-year warranty and is part of the 9800 series, known for providing filtered power directly from a battery without additional components. Specifications such as the model number 9855-AD and manufacturer part number WF9800 highlight its precision and adherence to quality standards.

Usage
This power converter is ideal for use in various leisure vehicles, including RVs, travel trailers, and campers, where reliable DC power is crucial for operating electronics and appliances. It is perfect for outdoor enthusiasts, road trippers, and full-time RVers who need a consistent power source for lighting, refrigeration, and entertainment systems. The converter’s design ensures it functions seamlessly in environments where space and power efficiency are priorities, such as during camping trips or long-distance travels. Its automatic features make it suitable for users seeking hassle-free power management without constant monitoring.
Why Choose Us
GYHMK stands out for its commitment to quality and innovation, offering power converters that combine advanced technology with user-friendly design. The 9855-AD model features an electronic current limiter that automatically shuts off power under overload or short circuit conditions, protecting your devices and ensuring safety. With a high customer rating of 4.9 stars from 41 reviews, it reflects proven reliability and satisfaction. The three-stage battery charging system not only maintains battery health but also extends its lifespan, providing a cost-effective solution compared to replacing entire units. This converter is a versatile replacement for the 9800 series, backed by a manufacturer known for durable automotive components.
Key Features
- Clean 55 amp DC power supply for reliable operation of electronics and appliances
- Automatic overload and short circuit protection to safeguard your devices
- Three-stage battery charging that maintains and extends battery life
- Interference-free design ensuring no disruption to TV, radio, or other signals
- Easy installation and use as a cost-effective replacement for 9800 series converters
FAQ
What is the input voltage for this power converter?
The input voltage is 120 volts, making it compatible with standard household and RV power outlets for easy integration.
Does this converter cause interference with other devices?
No, it is designed to operate without interfering with television, radio, or other signals, ensuring clear performance in all environments.
How does the automatic protection work?
The electronic current limiter detects overload or short circuit conditions and automatically shuts off the power supply to prevent damage to connected devices.
Is it suitable for all types of RVs?
Yes, it is versatile and ideal for various leisure vehicles, including travel trailers, campers, and motorhomes, providing reliable power for diverse needs.
What warranty does it come with?
It includes a one-year warranty from the manufacturer, offering peace of mind and support for long-term use.




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