FC-FC Singlemode1-Fiber Optical Fiber Patch Cord
Stop signal loss. COBTEL FC-FC single mode fiber patch cord delivers effortless connectivity — proven quality, OEM & bulk orders ready.
Description









FC-FC Single‑Mode
Fiber Optic Patch Cord
The fc fiber optic patch cord built for engineers who refuse to compromise. Single-core, single-mode, single-mission: get your optical signal from A to B with the lowest insertion loss on the market-every time, without fail.
What Makes This FC Fiber Patch Cord Different?
The COBTEL FC-FC Single-Mode Fiber Optic Patch Cord is a telecom-grade optical connection solution built for environments where signal loss is simply not acceptable. This fc fiber optic patch cord uses OS2 9/125 μm single-mode fiber with an FC connector on each end-a true fiber patch cord fc to fc solution that fits standard FC-type ports on patch panels, optical transceivers, fiber distribution frames, and test equipment.
In the field, engineers and procurement teams choose this single mode fiber patch cord because the numbers back it up: a typical insertion loss of just 0.03 dB, measured on dedicated in-house test stations before the product ever leaves the facility. Every connector end-face receives a PC (Physical Contact) polish that brings return loss to ≥45 dB-keeping your optical link budget healthy and your bit error rates low.
The fc fc fiber patch cord is built from five layers of precision materials: a zirconia ceramic ferrule, a silica glass fiber core, aramid yarn reinforcement, a long tail sleeve boot, and an LSZH (Low Smoke Zero Halogen) outer jacket. Each material plays a specific role in performance, safety, and durability. Together they produce an sm fiber patch cord that meets the demands of 24/7 data center operation, outdoor base station equipment rooms, and harsh industrial environments.
Standard stock lengths run from 1 m to 30 m. Custom lengths, custom jacket colors, and FC/APC polishing are available for OEM and B2B volume orders. Every batch arrives with dust-proof caps installed-no cleaning required before the first connection. This is the single mode fiber optic patch cord that professionals pick when reliability is the only acceptable outcome.
6 Industries That Rely on FC-FC Fiber Patch Cords
B2B buyers across six major industries choose this fiber patch cord jumper because it solves real connectivity problems-not just on paper, but in the field.
Data Centers & Server Rooms
High-density server rooms run hundreds of optical links between switches, servers, and storage systems. Every dB of insertion loss matters when aggregating links in a chain. This fc fiber patch cord delivers consistent low loss at each connection point, so your link budget stays positive across complex topologies. The LSZH jacket meets indoor fire-safety requirements, and the screw-lock FC connector stays secure even during active maintenance. Available in 1 m, 2 m, and 3 m lengths for tight rack-to-rack runs, and longer lengths for cross-aisle routing.
Server rooms · IDC Data CentersTelecom Networks & 5G Base Stations
Mobile network operators deploy this single mode fiber patch cord at base station equipment rooms to connect BBU (Baseband Unit) equipment to optical distribution frames. The threaded FC connector locks securely under vibration from tower-mounted hardware. With insertion loss as low as 0.03 dB and return loss above 45 dB, signal stays clean from the baseband unit to the antenna port-critical for 4G and 5G macro sites, micro sites, and indoor DAS deployments.
4G / 5G Base Stations · Telecom ODFCATV & Broadcast Networks
Cable television headend facilities interconnect optical amplifiers, wavelength multiplexers, and video encoders using patch cord fiber optic fc jumpers. Any rise in insertion loss directly affects carrier-to-noise ratio on subscriber channels. COBTEL's high-precision polished ferrules hold the optical path clean and consistent, protecting broadcast quality across large CATV distribution networks. FC/APC polish (≥60 dB return loss) is available for analog video applications where back-reflection is strictly controlled.
CATV · ODF Frame Cabling · Analog VideoEnterprise & Campus LANs
IT teams building enterprise campus fiber backbones use this single mode fiber optic patch cord to connect fiber distribution frames, optical switches, and departmental access nodes. The 300 N/M tensile strength protects the cable during conduit pulls and cable tray installation. Dust-proof caps protect connectors during storage between installation phases. This fiber patch cord jumper is available in made-to-length bulk formats for large campus projects.
Enterprise LAN · Optical ModulesMedical Imaging & Hospital Networks
Healthcare facilities use fiber to carry PACS imaging data, EHR system traffic, and real-time patient monitoring signals between departments and buildings. This fc fiber optic patch cord provides interference-free optical paths fully immune to EMI from MRI scanners, X-ray equipment, and high-power medical devices. The LSZH jacket reduces toxic off-gassing risk in occupied clinical areas, meeting stringent hospital facility safety requirements.
Medical Imaging · PACS · Clinical NetworksIndustrial Automation & Process Control
Factory floors expose cabling to EMI from variable-frequency drives, welding equipment, and high-power motors that would corrupt copper Ethernet signals. This sm fiber patch cord eliminates that problem entirely-glass fiber is immune to electromagnetic interference. The −40 °C to +85 °C operating range covers outdoor cabinet installations and heated process areas. Aramid yarn reinforcement adds protection in environments where cables face mechanical stress.
Industrial EMI-Free · Process Automation8 Reasons Engineers Choose This SM Fiber Patch Cord
Production-grade components and telecom-standard testing-here is what separates this fiber patch cord fc to fc from generic alternatives.
Zirconia Ceramic Ferrule - Precision at the Tip
The ferrule is the most critical part of any fc fiber patch cord. COBTEL uses a high-purity zirconia ceramic ferrule machined to sub-micron tolerances. Zirconia has a hardness close to diamond and a thermal expansion coefficient closely matched to the glass fiber it holds, which keeps the fiber core centered across temperature extremes. This produces consistent low insertion loss and high return loss across the full rated range. The ferrule supports over 1,000 mating cycles without measurable degradation-essential for test environments and patch panels that see frequent reconnections.
Precision-Doped Silica Glass Fiber Core
The core of this single mode fiber patch cord uses precision-doped silica glass. Controlled doping sets the refractive index gradient between core and cladding at the exact value required to confine light by total internal reflection. The 9/125 μm geometry (9 μm core, 125 μm cladding) matches the global OS2 standard, ensuring full compatibility with all SM fiber optic equipment. The bend-insensitive design maintains performance even when the cable runs around corners or through crowded cable trays with tight bends.
Aramid Yarn Reinforcement - 300 N/M+ Tensile Strength
Between the fiber and the outer jacket lies a layer of aramid yarn-the same high-performance fiber used in aerospace structures and protective equipment. This reinforcement absorbs tensile force before it reaches the glass fiber, which cannot stretch without cracking. The COBTEL fc fc fiber patch cord handles pull forces of 300 Newton-meters per meter or more, meeting the tensile requirements of commercial cabling standards. The aramid yarn is also self-extinguishing and eco-friendly, adding to the cable's fire safety profile.
Long Tail Sleeve Boot - Integrated Bend Relief
The long tail sleeve boot at each end of this fiber patch cord fc to fc is an integrated polymer collar that prevents the cable from bending sharply at the connector entry point. Sharp bends at the connector are one of the leading causes of increased insertion loss and eventual fiber fracture in deployed patch cords. COBTEL's boot uses a high-toughness polymer-bend-resistant, unbreakable under normal handling-that distributes flex stress away from the fiber, keeping the cable protected at its most vulnerable point for the full service life.
LSZH Jacket - Safe, Eco-Friendly, Flexible
The outer jacket on this sm fiber patch cord is formulated from LSZH (Low Smoke Zero Halogen) compound. When exposed to fire, LSZH self-extinguishes after the flame source is removed and produces minimal smoke without releasing halogen acids. This is critical in enclosed facilities-server rooms, hospitals, transit stations-where toxic smoke endangers occupants. The yellow jacket is also odorless and flexible at low temperatures, making cable handling easy during cold-environment installation and cable tray routing.
Multi-Stage High-Precision Polishing
The end-face finish on a fiber connector determines how well two fiber cores align when mated. COBTEL's production line uses automated multi-stage polishing machines that control end-face geometry, radius of curvature, and surface roughness to tight tolerances. The PC (Physical Contact) polish creates a convex surface that puts fiber cores in direct contact-eliminating the air gap that causes Fresnel reflection. The result: insertion loss as low as 0.03 dB and return loss at or above 45 dB on the patch cord fiber optic fc PC version.
Factory-Installed Dust-Proof Caps on Both Ends
End-face contamination is the most common cause of high insertion loss during network commissioning. A dust particle just a few microns in size on the fiber end-face scatters light and blocks the optical path. COBTEL installs dust-proof caps on both connectors of every fc fiber optic patch cord before it leaves the factory. The end-face is clean when it arrives on-site. Standard best practice: keep caps in place until the exact moment of connection, and use a fiber inspection scope before plugging in if the cap has been removed.
Per-Unit Insertion Loss and Return Loss Testing
Spot-check testing at the lot level misses defective units. COBTEL tests every individual fiber patch cord jumper on a dedicated insertion loss / return loss test station before it ships. The test station reads insertion loss to 0.01 dB resolution. Any unit that does not meet the pass/fail threshold is rejected and never ships. Batch test data is available on request. This manufacturing discipline gives B2B buyers the confidence needed for large-scale deployments where field testing is expensive and re-pulls are not an option.
Full Technical Parameters
All specifications for the COBTEL single mode fiber optic patch cord with FC/PC connectors. FC/APC variant specs available on request.
| Parameter | Specification / Value |
|---|---|
| Connector Type | FC/PC (Physical Contact) · FC/APC (Angled Physical Contact) on request |
| Fiber Type | OS2 Single-Mode · 9/125 μm · ITU-T G.652.D compliant |
| Operating Wavelengths | 1310 nm and 1550 nm (dual-wavelength compatible) |
| Insertion Loss | ≤ 0.3 dB (typical: 0.03 dB, measured per unit) |
| Return Loss (FC/PC) | ≥ 45 dB |
| Return Loss (FC/APC) | ≥ 60 dB |
| Ferrule Material | High-purity zirconia ceramic (ZrO₂), sub-micron tolerance |
| Fiber Core Material | Precision-doped silica glass, bend-insensitive design |
| Strengthening Layer | Aramid yarn (Kevlar-class), high tensile strength, flame-retardant |
| Outer Jacket Material | LSZH (Low Smoke Zero Halogen) - eco-friendly, self-extinguishing |
| Cable Jacket Color | Yellow (standard for single-mode) · Custom colors available |
| Cable Outer Diameter | 3.0 mm |
| Tensile Strength | ≥ 300 N/M (tensile and compression resistant) |
| Mating Durability | 1,000+ insertion/extraction cycles (no measurable degradation) |
| Standard Cable Lengths | 0.5 m, 1 m, 2 m, 3 m, 5 m, 10 m, 15 m, 20 m, 30 m · Custom lengths available |
| Operating Temperature | −40 °C to +85 °C |
| Storage Temperature | −40 °C to +85 °C |
| Bend Radius (minimum) | 30 mm (long-term) · 15 mm (short-term) |
| End-Face Protection | Dust-proof protective caps installed on both connectors at factory |
| Testing Standard | IEC 61300-3-4 (Insertion Loss) · IEC 61300-3-6 (Return Loss) |
* All insertion loss and return loss values are measured per unit on COBTEL's in-house test stations at 1310 nm. Values shown are maximum limits; typical performance exceeds these figures.
Built Around Your Exact Requirements
A one-size-fits-all product catalog rarely covers every project requirement. COBTEL supports custom fc fiber patch cord orders across a broad range of parameters-lengths, colors, polish types, branding, and more.
- ✓Custom Lengths - From 0.5 m to 100 m+Standard stock runs from 0.5 m to 30 m. For telecom trench runs, data center inter-row routing, or campus backbone spans, COBTEL produces custom-length fiber patch cord fc to fc cables to any specification. Made-to-length production avoids excess slack and cable management headaches on large projects.
- ✓Custom Jacket Colors for Color-Coded Fiber ManagementYellow is the standard color for this single mode fiber patch cord, but COBTEL offers custom colors-orange, blue, aqua, red, green, and others-on OEM orders. Color-coded fiber management systems reduce incorrect patch cord selection in dense patch panels and multi-tenant data center environments.
- ✓FC/APC Polishing - ≥60 dB Return LossFor applications where back-reflection is critical-analog CATV, DWDM, PON networks, and coherent transmission-FC/APC polishing reduces return loss to ≥60 dB. The angled end-face directs reflected light away from the fiber core, protecting sensitive optical components from signal degradation.
- ✓OEM Branding - Private Label ReadyCOBTEL manufactures for private label orders with custom packaging, heat-shrink labels, printed documentation, and custom box artwork. B2B distributors and systems integrators supply their own brand identity; COBTEL handles production and quality control end-to-end. Your brand, our manufacturing discipline.
- ✓Multi-Mode Fiber Types on RequestIn addition to OS2 single-mode 9/125 μm, COBTEL also produces FC fiber patch cord jumper cables in OM1 (62.5/125 μm), OM3 (50/125 μm), and OM4 (50/125 μm) multimode fiber for legacy and short-range applications. Specify fiber type at order placement.
- ✓Bulk Volume Capacity - 100 to 100,000+ PiecesCOBTEL's production capacity supports order volumes from 100 pieces (small B2B accounts, system integrators) to 100,000+ pieces per run (national telecom rollouts, data center buildouts). Production scheduling is confirmed at order placement. MOQ and lead times are negotiated per project.
Start Your OEM Order in 4 Steps
The process is clear, fast, and low-risk. Submit specifications, get a sample within days, approve, then move to production.
Manufacturing That Earns Trust - At Scale
When B2B buyers ask why they should choose COBTEL for their sm fiber patch cord supply, the answer starts with production capability and ends with per-unit quality verification.
After-Sales Support & Warranty
Quality You Can Verify
Every single mode fiber patch cord from COBTEL is produced under a certified quality management system and complies with international material and performance standards. These certifications are not just paperwork-they represent the documented processes that produce consistent, trustworthy product.
Frequently Asked Questions
Ready to Upgrade Your Optical Network?
Get a fast quote on the fc fiber patch cord that data center engineers, telecom operators, and systems integrators trust. Bulk pricing, OEM programs, and sample orders available now.
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