Tightly Buffered Fiber Optic Patch Cord is an indoor fiber optic cable assembly with 2–48 fiber cores, tight-buffered structure, and single-mode or multimode fiber options. It provides stable transmission performance, flexible installation, and is widely used in telecommunication networks, data centers, LAN systems, and indoor optical connections.
Key attributes
|
Brand Name |
Sheng Tang |
Model Number |
Gjfjv |
|
Type |
Indoor fiber optic cable |
Place of Origin |
Guangdong, China |
|
Number of Conductors |
≥ 10 |
Model Number |
Gjfjv |
|
Loose tube |
PBT |
Number of C |
≥ 10 |
|
Fiber Type |
Single mode/multimode |
Sheath |
PVC, LSZH, TPU |
|
Fiber count |
2-48 Cores |
MOQ |
2000Meter/Meters |
|
Application |
Telecommunication, Aerial, Duct |
Port |
GUANGZHOU |
|
Place of Origin |
Guangdong, China (Mainland) |
Technical Specifications

|
G.652D |
50/125μm |
62.5/125μm |
||
|
Attenuation (+20℃) |
@850nm |
≤3.0 dB/km |
≤3.0 dB/km |
|
|
@1300nm |
≤1.0 dB/km |
≤1.0 dB/km |
||
|
@1310nm |
≤0.36 dB/km |
|||
|
@1550nm |
≤0.22 dB/km |
|||
|
Bandwidth (Class A) |
@850nm |
≥500 MHz·km |
≥200 MHz·km |
|
|
@1300nm |
≥1000 MHz·km |
≥600 MHz·km |
||
|
Numerical Aperture |
0.200±0.015NA |
0.275±0.015NA |
||
|
Cable Cut-off Wavelength λcc |
≤1260nm |
|||
Key Features
Tight-buffered fiber structure provides direct fiber protection and simplifies stripping, termination, and field installation.
Single-mode and multimode fiber options support different transmission distances and network requirements.
PVC, LSZH, and TPU jacket materials offer suitable protection for various indoor environments and safety requirements.
Low attenuation performance ensures reliable optical signal transmission with reduced power loss.
Compact cable diameter and flexible bending design allow easy routing in limited installation spaces.
2–48 core configurations provide scalable solutions for different network capacity requirements.
Typical Applications
Data Centers – Used for high-density optical interconnections between servers, switches, and optical equipment.
Telecommunication Networks – Suitable for indoor backbone links and access network connections.
LAN Systems – Provides reliable fiber connections for office buildings, campuses, and commercial networks.
FTTx Networks – Used for indoor fiber distribution and subscriber connection points.
Security Monitoring Systems – Supports stable optical links for IP cameras and surveillance equipment.
Industrial Communication Networks – Applied in controlled indoor environments requiring durable optical transmission.
OEM & Custom Manufacturing
Customization Options
|
Customization Item |
Available Options |
|
Fiber Count |
2, 4, 6, 8, 12, 16, 24, 48 cores |
|
Fiber Type |
Single Mode G.652D, G.657; Multimode OM1, OM2, OM3, OM4 |
|
Fiber Mode |
Single-mode / Multimode |
|
Jacket Material |
PVC, LSZH, TPU |
|
Jacket Color |
Customized according to customer requirements |
|
Cable Diameter |
3mm, 5mm, 6mm, 7.2mm, 8.3mm, 10mm and other sizes |
|
Tight Buffer Diameter |
0.9mm |
|
Cable Printing |
Logo, model number, length marking, customized text |
|
Drum Length |
1000m, 2000m, 3000m or customized length |
|
Packaging |
Wooden drum, wooden iron drum, customized packaging |
|
Connector Assembly |
LC, SC, ST, FC and other connector types |
OEM Services
- Custom cable structure and fiber count design
- Private label and logo printing
- Customized jacket color and marking
- Customer-specific packaging solutions
- Connector assembly and patch cord production
- Technical documentation and export support
- Sample production before bulk orders
Compliance & Industry Standards
ISO 9001:2015 – Quality management system for controlled production and consistent product quality.
ISO 14001:2015 – Environmental management system for sustainable manufacturing practices.
IEC 60794 – International standard defining optical fiber cable construction, performance, and testing requirements.
ITU-T G.652D – Standard for low-water-peak single-mode optical fibers used in broadband transmission.
ITU-T G.657 – Standard for bend-insensitive single-mode optical fibers suitable for tight installation spaces.
RoHS – Restricts hazardous substances in electrical and electronic products and materials.
Manufacturing & Quality Control
Manufacturing Process
- Optical fiber incoming inspection
- Fiber cleaning and preparation
- Tight buffer extrusion
- Strength member integration
- Outer jacket extrusion
- Cable cooling and diameter control
- Optical parameter testing
- Cable marking and length measurement
- Drum winding and packaging
Quality Assurance
- Fiber attenuation testing
- Optical return loss testing
- End-face inspection
- Cable diameter measurement
- Tensile strength testing
- Crush resistance testing
- Minimum bending radius testing
- Jacket material inspection
- Temperature cycling test
- Packaging and drum inspection
Packaging And Delivery
| Packaging Details | Gjfjv fiber optic cable 's packing way: wooden drum or wooden iron drum 1000 m to 3000 m per drum, or any length size as customer required. | Port of dispatch | GUANGZHOU, SHENZHEN |
| Selling Units | Single item | Single package size | 20X25X10 cm |
| Single gross weight | 2.000 kg | Packaging examples | ![]() |
Supply capacity
| Supply Ability | 10000 kilograms per Month |
Lead Time
| Quantity (meters) | 1 - 4000 | 4001 - 90000 | 90001 - 1000000 | > 1000000 |
| Lead time (days) | 5 | 15 | 30 | To be negotiated |
Customization options
| Option | Min. order: | Customization fee |
|
Customized logo As requested |
1000 meters | -- |
|
Customized packaging As requested |
1000 meters | -- |
|
Graphic customization As requested |
1000 meters | -- |




FAQ
Q: What is the minimum order quantity for OEM orders?
A: The standard MOQ is usually 2,000 meters. Customized logo and packaging orders may require different quantities depending on requirements.
Q: What is the standard lead time for bulk orders?
A: Typical production lead time is 5–30 days depending on order quantity, customization requirements, and production schedule.
Q: What payment terms do you accept?
A: We commonly accept T/T (30% deposit and 70% balance before shipment). Other payment methods such as L/C, PayPal, Western Union, and D/P can be negotiated.
Q: How should optical cable drums be stored before installation?
A: Store cable drums indoors in a dry environment away from moisture, dust, and direct UV exposure. Place drums horizontally to prevent cable deformation.
Q: What shipping methods are available for international orders?
A: Samples can be shipped by DHL, FedEx, UPS, or TNT with door-to-door service. Bulk orders can be shipped by air freight or sea freight according to customer requirements.
Q: What export documents can you provide?
A: We can provide commercial invoices, packing lists, certificates of origin, inspection reports, and other export documents required for customs clearance.
Q: Can third-party inspection be arranged before shipment?
A: Yes. Customers can arrange third-party inspection companies or request factory inspection reports before shipment.
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