Welcome to the Gruber Communications FAQ page. Here, you’ll find comprehensive answers to common questions about our products and services. Our FAQs are categorized into sections for Fiber, Copper, and Metal products, as well as general company information. Learn about our high-quality, American-made products that comply with the Build America Buy America Act and come with a lifetime warranty.
Our Arizona based manufacturing facilities create our copper and fiber cables, and all our metal products for Data Centers ranging from patch panels, cable management products, network racks and shelves. Raw materials are globally sourced with the majority manufactured in the USA. Our products comply with the Build America Buy America Act.
Yes, all product manufactured by Gruber Communications Products come with an unprecedented lifetime warranty, ensuring long-term reliability and customer satisfaction. Yes, we are that proud of our products and workmanship.
Data Center Metal Infrastructure Solutions
We offer a comprehensive range of precision-engineered metal products designed to support, organize, and protect mission-critical infrastructure in modern data centers.
Network Racks & Cabinets
Open-frame and enclosed server racks in multiple sizes and configurations, supporting standard 19" and 23" equipment with customizable depth, load ratings, and cooling provisions.
Server & Network Enclosures
Fully enclosed cabinets with perforated or solid doors, integrated grounding, cable access points, and thermal management options for optimized airflow and equipment security.
Cable Management Systems
Horizontal and vertical cable managers, finger ducts, lacing bars, rings, and troughs to maintain clean cable routing and minimize signal interference or mechanical strain.
Mounting Shelves & Trays
Fixed, sliding, vented, and heavy-duty shelves for housing non-rackmountable equipment, backup drives, switches, and support hardware.
Custom Fabricated Enclosures
Custom-built metal enclosures and cabinets engineered to meet exact customer specifications—ideal for unique space constraints, branding requirements, or environmental needs (e.g., NEMA-rated or seismic-rated designs).
Telecommunications Hardware
Patch panels, wall-mount brackets, relay racks, and interconnect hardware designed to simplify installation and improve accessibility in telecom rooms and IDFs/MDFs.
1. Fiber Types
Single-mode (OS1, OS2) – Long-distance, high bandwidth
Multimode (OM1, OM2, OM3, OM4, OM5) – Short to medium-range with varying bandwidth capacities
2. Connector Types
Standard Connectors: LC, SC, ST, FC, MTRJ
High-Density & Multifiber: MTP/MPO, CS, SN
Specialty Connectors: E2000, MIL-ST, SMA, DIN, Expanded Beam
3. Cable Types
Simplex / Duplex – One or two fiber channels
Ribbon Fiber – For high-density terminations
Armored Cables – For harsh environments
Breakout & Distribution Cables – Multiple fibers in one cable
Tactical / Ruggedized Cables – Deployable in military/field applications
Indoor / Outdoor / Indoor-Outdoor Hybrids
Hybrid Cables – Fiber + power or copper
4. Jacket Ratings
Plenum (OFNP) – For air-handling spaces
Riser (OFNR) – Between floors
LSZH (Low Smoke Zero Halogen) – For confined or sensitive environments
Armored / UV-Resistant / Rodent-Proof Jackets
5. Fiber Count Options
1 to 864 fibers or more
Loose tube or tight-buffered construction
Pre-terminated trunks and fanouts
6. Custom Assemblies
Custom lengths, labeling, and color coding
Loopback modules, pigtails, patch cables
High-flex or bend-insensitive assemblies
Environment-specific builds (e.g., underwater, mining, space-rated)
7. Testing & Certification
100% tested for insertion loss and return loss
OTDR, interferometer, and visual inspection reports
Certified to Telcordia, GR-326, MIL-STD, or IEC standards
Fiber optic cables offer higher bandwidth, faster speeds, longer distances, and improved security compared to traditional copper cables.
1. High Bandwidth
Fiber optic cables support much higher data rates, making them ideal for internet backbones, data centers, and high-speed communications.
2. Long-Distance Transmission
Signals in fiber can travel dozens to hundreds of kilometers without significant loss or the need for repeaters—much farther than copper cables.
3. Immunity to Electromagnetic Interference (EMI)
Because fiber uses light instead of electrical signals, it’s immune to EMI from nearby equipment, motors, or lightning—making it ideal for industrial and medical environments.
4. Security
Fiber is far more secure than copper. It’s extremely difficult to tap without detection, making it the preferred choice for military, government, and financial data transmissions.
5. Lightweight and Smaller Size
Fiber cables are lighter and thinner than copper cables for the same capacity, simplifying cable management and reducing load on infrastructure.
6. High Reliability and Durability
Fiber is resistant to temperature extremes, moisture, and chemicals, with no risk of sparks—suitable for hazardous or outdoor environments.
7. Low Latency
Light travels faster than electrons through copper. Fiber enables ultra-low latency, critical for applications like high-frequency trading, autonomous systems, or virtual reality.
8. Future-Proof Infrastructure
With demand for bandwidth growing exponentially, fiber networks are more scalable and future-ready, supporting next-gen technologies like 5G, 8K video, and quantum networks.
Choosing the right fiber optic cable depends on your specific requirements such as distance, bandwidth, and environmental conditions. Our engineers are available to help you select the best option.
1. Voice & Data Cabling
Category-rated copper cables including Cat5e, Cat6, Cat6A, Cat7, and legacy Cat3 for voice and low-speed applications. Available in UTP, STP, and shielded variants.
2. Coaxial Cabling
RG-series (RG6, RG11, RG59) and high-frequency coax cables for broadband, surveillance, RF, and satellite applications.
3. Industrial Ethernet & Automation Cabling
Ruggedized Cat5e/Cat6 cables for harsh environments, with oil-resistant, UV-rated, or armored jackets, suitable for machine controls, robotics, and factory automation.
4. Audio/Video & Broadcast Cabling
Balanced audio cables, DMX lighting control, and speaker wire, plus high-performance video coax (e.g., SDI, RG179) used in studio and live environments.
5. Power & Control Cables
Multi-conductor tray cables, instrumentation cables, and low-voltage control wiring for building systems and electrical panels.
6. Custom Copper Assemblies
We specialize in the design and manufacture of custom copper cable assemblies built to your exact specifications—any length, connector type, shielding, jacket material, or breakout configuration. From prototyping to high-volume runs, we deliver precision-engineered solutions for your unique application.
Copper cables are cost-effective, reliable, and easy to install. They are widely used in local area networks (LANs) and support high-speed data transmission.
The choice of copper cable category depends on factors like network speed, distance, and application. Cat6a is recommended for high-speed and high-performance networks.
Yes, we offer both shielded (STP) and unshielded (UTP) copper cables to meet different installation requirements.
The Build America Buy America Act is a federal law that encourages the use of American-made products in federally funded projects. All our products comply with this act.
Our Arizona based manufacturing facilities create our copper and fiber cables, and all our metal products for Data Centers ranging from patch panels, cable management products, network racks and shelves. Raw materials are globally sourced with the majority manufactured in the USA. Our products comply with the Build America Buy America Act.
Our lifetime warranty covers any defects in materials or workmanship. If a product fails under normal use, we will repair or replace it free of charge.
