MSMJSFA
54V dc Power Adapter that Works with Ubiquiti Networks UniFi XG 6 PoE US-XG-6POE USW-Ultra-210W 6/8 Port Switch,Compatible with Networks UniFi XG 6 PoE (Model US-XG-6POE) Power Cord Charger（White）
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
Bottom line: The 54V dc Power Adapter that Works with Ubiquiti Networks UniFi XG 6 PoE US-XG-6POE USW-Ultra-210W 6/8 Port Switch,Compatible with Networks UniFi XG 6 PoE (Model US-XG-6POE) Power Cord Charger（White） is a niche pick — read recent reviews before buying in the networking category, priced around $79.99. Read recent reviews carefully before committing.
SpecPicks Verdict
SpecPicks classifies 54V dc Power Adapter that Works with Ubiquiti Networks UniFi XG 6… as a niche pick — read recent reviews before buying in the networking category, based on limited Amazon review volume so far and our ranking model that weights rating × review-volume × price-fit. MSMJSFA's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for networking of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Backed by MSMJSFA's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Universal Compatibility This upgraded 54V 3.9A 210W power adapter is a premium replacement power supply designed exclusively for Ubiquiti UniFi networking hardware. It perfectly fits UniFi XG 6 PoE (US-XG-6POE) and USW-Ultra-210W switches, and is fully interchangeable with original power models ADS-210NX-48-1, 540210E and ADS-210NX-48-1540210E
- Reliable Steady Power Output Featuring precise regulated DC output at 54V/3.9A and a full rated power of 210W, this adapter delivers consistent ripple-free power to Ubiquiti network switches. It reliably powers all PoE-enabled devices and peripheral network equipment within your entire network system
- Premium Safety & Long Service Life Integrated with intelligent multi-protection circuitry against overvoltage, overcurrent and short-circuit faults. It adopts waterproof housing and enhanced efficient heat dissipation design, maintaining stable performance under long-time operation and effectively extending the product lifespan
- Worldwide Usage & Plug-and-Play Installation Supporting wide-range 100-240V AC input, this adapter works with power grids in all countries and regions worldwide. It comes with a standard tight-fitting DC connector, allowing direct and effortless replacement of the original AC power adapter without extra setup
- 【Assured After-Sales Service】30-day free return policy + 24-hour responsive customer service; professional support for any product questions, hassle-free purchase and use experience.
Full Specifications
| Brand | MSMJSFA |
|---|---|
| Color | white |
| Current | DC |
| Voltage | 54 Volts |
| Wattage | 210 watts |
| Amperage | 3.9 Amps |
| Portable | No |
| Model Name | MSMJFSA-0054000390 |
| Power Plug | Type A - 2 pin (North American) |
| Unit Count | 1.0 Count |
| Model Number | MSMJFSA-0054000390 |
| Power Source | Corded Electric |
| Compatibility | Switch |
| Input Voltage | 120 Volts |
Ready to buy?
54V dc Power Adapter that Works with Ubiquiti Networks UniFi XG 6 PoE US-XG-6POE USW-Ultra-210W 6/8 Port Switch,Compatible with Networks UniFi XG 6 PoE (Model US-XG-6POE) Power Cord Charger（White） is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
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