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Description
Motorola DLN6781A GTR 8000 / GCM 8000 Power Supply FRUGTR 8000 GCM 8000 Power Supply FRU Critical Field Replacement Unit for Mission Critical Infrastructure The Motorola DLN6781A is a high reliability Power Supply Field Replacement Unit (FRU) engineered specifically for the GTR 8000 Base Station and GCM 8000 Comparator platforms. In mission critical public safety networks, power integrity is non negotiable. The Motorola DLN6781A serves as the primary power source for these site components, converting
GTR 8000 / GCM 8000 Power Supply FRU
Critical Field Replacement Unit for Mission-Critical Infrastructure
The Motorola DLN6781A is a high-reliability Power Supply Field Replacement Unit (FRU) engineered specifically for the GTR 8000 Base Station and GCM 8000 Comparator platforms. In mission-critical public safety networks, power integrity is non-negotiable. The Motorola DLN6781A serves as the primary power source for these site components, converting site AC/DC inputs into the precise voltages required to drive high-performance RF transceivers and sensitive voting comparator logic. The Motorola DLN6781A is the updated version of the Motorola DLN6781.
Designed for rapid on-site maintenance, the Motorola DLN6781A features a modular "hot-swap" capable architecture that minimizes system downtime during service intervals. This genuine Motorola FRU is built with advanced thermal management and surge protection to ensure continuous operation in harsh equipment room environments. Whether you are performing a preventative hardware refresh or responding to a site failure, the Motorola DLN6781A provides the industrial-grade stability required to keep your P25 or conventional radio network on the air.
Key Features & Benefits
- Infrastructure-Grade Reliability: Engineered to meet the 24/7/365 uptime requirements of public safety and government radio sites.
- Modular Field Replacement: Designed for quick installation, allowing technicians to restore site power with minimal specialized tools.
- Precision Voltage Regulation: Protects sensitive GCM 8000 comparator boards from fluctuations and electrical noise.
- Integrated Surge Protection: Safeguards the internal radio components against power spikes and brownout conditions.
- Genuine Motorola OEM Part: Ensures 100% electrical and mechanical compatibility with the GTR 8000 cabinet and rack architecture.
Specifications
- Brand: Motorola Solutions
- Model Number: DLN6781A
- Component Type: Power Supply Field Replacement Unit (FRU)
- Application: GTR 8000 Base Stations / GCM 8000 Comparators
- Input Configuration: Universal AC/DC (Site Dependent)
- Form Factor: Rack-Mount Modular
Compatibility
| GTR8000 | GCM8000 | GTR-Base-Station | GCM-Comparator |
What's Included
| Description | SKU | Status |
| Power Supply FRU | DLN6781A | ✅ Included |
| Installation Hardware | N/A | ✅ Included |
| Safety & Grounding Guide | N/A | ✅ Included |
Recommended Accessories
- Motorola GTR 8000 Fan Module (DLN6719)
- Motorola GTR 8000 Transceiver FRU (DLN6718)
- Motorola GCM 8000 Site Controller (DLN6780)
- Motorola Rack Mounting Hardware Kit (RLN6298)
More Resources
- Motorola GTR 8000 Installation & Service Manual
- GCM 8000 Comparator Configuration Guide
- Site Power Requirements and Grounding Standards
Frequently Asked Questions
- Is this a "Hot-Swap" component? Yes, the Motorola DLN6781A is designed to be replaced in redundant systems without powering down the entire rack, provided site safety protocols are followed.
- Can this be used in the GCM 8000 Comparator? Yes, the Motorola DLN6781A is the designated FRU for both the GTR 8000 base station and the GCM 8000 comparator unit.
- Does it include the power cord? This is the internal power supply module; site-specific external power cables are typically already routed in the GTR cabinet.
Warranty
1-year manufacturer's warranty.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 15 reviews
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Product Reviews
★★★★★ 4
Solid Budget Monitor Arm With a Few Trade‑Offs
Size: 13"-34", Style: Single Arm
The WALI Single Monitor Mount performs about the same as my VIVO single monitor arm, which was a pleasant surprise given the lower price point. Setup was straightforward, and the gas spring adjustment works well once dialed in. It holds my monitor securely and offers the full range of motion I expected—tilt, swivel, rotation, and height adjustments all function smoothly.
That said, the materials and overall build quality do feel a bit cheaper compared to higher‑end arms. It’s not flimsy, but you can tell where costs were saved. If you’re willing to spend roughly 60–70% more, you can definitely get a noticeably sturdier and more refined arm. Still, for a budget option, this one delivers exactly what it promises.
Pros
- Works just as well as the VIVO arm in terms of functionality
- Easy to install with both clamp and grommet options
- Gas spring provides good adjustability once set
- Excellent value for an entry‑level monitor arm
Cons
- Materials feel cheaper than premium alternatives
- Build quality isn’t as high as more expensive arms
Overall
As an introductory monitor arm, this is an excellent choice. It does everything the VIVO arm can, just with slightly lower‑end materials. If you’re on a budget or setting up a simple workstation, it’s a great fit. If you want something more robust for long‑term heavy use, spending a bit more will get you a significantly more refined Monitor arm.
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Reviewed in the United States on December 23, 2025
★★★★★ 5
Sturdy and easy to assemble
Size: 13"-34", Style: Single Arm, Size: 13"-34", Style: Single Arm
Really impressed with this monitor mount. The build quality feels solid and sturdy, especially for the price. It holds the monitor securely with no sagging or wobble, and the adjustability makes it super easy to get the perfect position. It’s been absolutely perfect for my sim racing setup being able to move the screen exactly where I want it made a huge difference in comfort and immersion. Definitely feels like a premium product without the premium price tag.
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Reviewed in the United States on May 16, 2026
★★★★★ 5
Reliable, affordable, and user-friendly
Size: 13"-34", Style: Single Arm, Size: 13"-34", Style: Single Arm
The installation process was straightforward and didn’t take much time at all—even if you’re not particularly handy, it’s easy to figure out.
What really stands out is how flexible the arm is. It adjusts smoothly in multiple directions, making it simple to position my monitor exactly where I want it. Whether I’m working, watching something, or multitasking, the range of motion makes a noticeable difference in comfort and productivity.
It’s also very sturdy once set up. My monitor feels secure, and I haven’t experienced any sagging or instability. As a second screen mount, it integrates perfectly with my desk setup and helps keep everything organized and clutter-free.
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Reviewed in the United States on April 17, 2026
★★★★★ 5
Solid Build, Easy Setup
Size: 17"-49", Style: Single Arm
I picked up two of these mounts — one for my 34" curved LG ultrawide and one for my 30" MSI ultrawide — and both have performed exactly as advertised.
Build Quality & Value
For the price, this thing is built surprisingly well. It feels solid, looks clean on the desk, and doesn't have that cheap, flimsy feel you'd expect at this price point. Genuinely impressed.
Assembly & Installation
Setup was straightforward. Everything you need comes in the box. The only tool you'll need to grab yourself is a ½" wrench — have that ready before you start and you'll be done in minutes.
Mounting Options
Two ways to mount it: clamp-on or through-hole (use an existing grommet hole or drill a new one). Both options feel secure once locked down.
Sturdiness & Adjustability
Once mounted, the arm holds firm. No drooping, no wobble. Repositioning the monitor is smooth and easy — tilt, swivel, height adjustments all work well even with the larger ultrawide panels.
One Thing to Watch
The tiny limiting screws ship loosely packed inside the arms. They're small and easy to lose if you're not paying attention when you open the box. Dump the contents carefully over a flat surface before digging in.
Bottom Line
If you're on the fence about a monitor mount, stop overthinking it and grab this one. It handles large ultrawides without breaking a sweat, installs fast, and won't break the bank. Highly recommended.
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Reviewed in the United States on May 22, 2026
★★★★★ 4
Initial thoughts
Size: 13"-34", Style: Single Arm
Getting everything set up took a bit of time and patience. The adjustment system wasn’t the most intuitive at first, and I ran into some confusion while trying to dial in the right positioning. However, after working with it for a while, I was able to get it pretty close to exactly how I wanted it.
One thing to note is that making very fine adjustments can be a bit tricky. The mount is also slightly wobbly, and it’s fairly easy to bump the monitor out of position if you’re not careful. It’s not a dealbreaker, but it’s something to be aware of if you prefer a perfectly stable setup.
That said, the overall construction feels solid and well-made, and once it’s in place, it does its job effectively. For the price and functionality, it’s a reliable option that gets the job done—even if it takes a little effort to get there.
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Reviewed in the United States on April 2, 2026
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