This data sheet presents the technical specifications and deployment guidelines for the UGREEN 55537 (CD244) 65W GaN Desktop Charger, specifically optimized for Cisco-managed environments through SKYRS Pakistan.
The UGREEN 55537 utilizes 3rd Generation Gallium Nitride (GaN) technology to deliver high-wattage power in a slim, vertical desktop form factor. It is engineered to provide stable, low-noise power for Cisco-certified laptops and mobile management consoles.
| Feature | Details |
| Model Number | CD244 (Part No: 55537) |
| Interface | 2x USB-C Ports, 1x USB-A Port |
| Total Max Output | 65W |
| Single Port (C1/C2) | 65W Max (PD 3.0 / PPS) |
| USB-A Output | 22.5W Max (QC 4.0+ / SCP / FCP) |
| Internal Safety | Thermal Guard™ monitoring (800 scans per second) |
| Chassis Design | Vertical orientation with fire-retardant UL94-V0 shell |
The UGREEN 55537 is primarily deployed in Network Operation Centers (NOCs) and field staging areas where space is limited but power reliability for Cisco hardware is paramount.
Physical Installation Steps:
Vertical Placement: Stand the 55537 on the desk or rack shelf. Its vertical design minimizes the footprint, allowing it to fit between monitors or adjacent to rack rails.
AC Connection: Plug the integrated AC power lead into a standard Pakistan/UK Type-G outlet or a PDU.
Cisco Device Link: * Use USB-C Port 1 for your primary Cisco-compatible laptop (e.g., MacBook Pro or Dell Precision).
Use USB-C Port 2 for secondary tablets or modern Cisco USB-C console adapters.
Use the USB-A Port for legacy console cables or mobile hotspots.
Heat Management: Ensure the ventilation sides are not blocked, although GaN technology ensures the unit remains significantly cooler than traditional silicon chargers.
The UGREEN 55537 features an intelligent Power Dispenser System that requires zero user configuration but manages the load dynamically:
Smart Allocation: When multiple devices are connected, the unit automatically negotiates the highest possible wattage for the device on Port 1 (e.g., 45W for the laptop and 20W for the tablet).
Protocol Handshaking: It automatically detects the specific charging protocol of the Cisco management device (Power Delivery, Quick Charge, or PPS).
Safety Protocol: The internal chip monitors for over-current and over-voltage, protecting high-value Cisco assets from electrical spikes.
SKYRS is the authorized distributor for the full UGREEN 55537 GaN series in Pakistan, ensuring that enterprise clients receive genuine hardware with localized support.
Available Variants at SKYRS:
UGREEN 55537 Standard: 65W 3-port vertical desktop unit.
SKYRS Enterprise Bundle: Includes the 55537 unit plus two 100W-rated UGREEN USB-C cables for complete connectivity.
NOC Deployment Packs: Bulk quantities tailored for large-scale network management center upgrades.
Procurement Note: The UGREEN 55537 and its variants are available exclusively at SKYRS Pakistan. This ensures that IT departments in Karachi, Lahore, and Islamabad receive verified units specifically rated for the national 220V grid, backed by the SKYRS replacement warranty.
