Flexible Power Solution with DC Barrel and USB Type-C Conversion Support
When replacing a lost or damaged power adapter for a compatible display device, the RH-120300ZZM3 provides a reliable 12V 3A power solution with added connection flexibility. The adapter includes a conversion cable that allows use with both the standard 3.5mm × 1.35mm DC barrel round tip connection and USB Type-C input devices requiring matching 12V power specifications.
Designed for compatible pen displays, drawing monitors, and electronic equipment requiring 12V DC power input, this 36W adapter helps users maintain existing equipment while offering additional connection options through the included DC barrel to USB Type-C conversion cable.
Technical Specifications
| Brand | RH |
| Model | RH-120300ZZM3 |
| Product Type | AC/DC Power Adapter |
| Input Voltage | 100-240V AC |
| Input Frequency | 50/60Hz |
| Output Voltage | 12V DC |
| Output Current | 3A |
| Output Power | 36W |
| DC Connector | 3.5mm × 1.35mm Barrel Round Tip |
| Included Cable | DC Barrel to USB Type-C Conversion Cable |
| USB Type-C Support | Available through included conversion cable |
| Polarity | Center Positive |
Compatible Applications
- Compatible Huion Kamvas pen displays requiring 12V 3A input
- Drawing monitors with matching 3.5mm × 1.35mm DC connector
- Electronic devices requiring fixed 12V DC power through USB Type-C conversion cable
Replacement & Connection Flexibility
The included conversion cable expands connection options by allowing the same 12V power adapter to work with devices using either a traditional DC barrel input or compatible USB Type-C power input. Always verify voltage, current requirements, and connector compatibility before use.
Frequently Asked Questions
Does this adapter support USB Type-C devices?
Yes. The included conversion cable allows the 12V DC output to connect to compatible USB Type-C input devices. It is not a USB-C PD charger and should only be used with devices requiring matching 12V power specifications.
What connector does the adapter include?
The adapter uses a 3.5mm × 1.35mm DC barrel round tip and includes a conversion cable for USB Type-C connection.
Can this replace any USB-C charger?
No. This adapter is only suitable for USB-C devices that accept fixed 12V DC input through the included conversion cable. It does not replace standard USB-C PD chargers.
How do I confirm compatibility?
Check that your original adapter requires 12V DC output, up to 3A current, and matches the connector or USB Type-C conversion requirements before purchase.
