GJFJV

GJFJV Indoor Fiber Optic Cable – Multi-Core Tight-Buffered Solution

GJFJV is a multi-core indoor fiber optic cable designed for reliable optical interconnection and distribution inside buildings, data centers, telecom equipment rooms and other controlled environments.

GJFJV Indoor Optical Cable
GJFJV Indoor Optical Cable is a tight buffer fiber optic cable designed with 900μm buffered fibers, aramid yarn reinforcement, and PVC/LSZH/TPU sheath options.
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Indoor Gjfjv Cable
Indoor GJ FJV Cable is a tight buffer indoor fiber optic cable designed with single-mode or multimode optical fibers, aramid yarn reinforcement, and PVC/LSZH/TPU sheath options.
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Tightly Buffered Fiber Optic Patch Cord
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.
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Jackter Fiber Optic Indoor Cable
Jackter Fiber Optic Indoor Cable is a tight buffer indoor optical cable designed with single-mode or multimode fibers, PVC/LSZH/TPU sheath options, and 2–48 fiber counts.
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Technical Specifications of GJFJV Fiber Optic

Category	Item	Specification
General	Cable Type	GJFJV Indoor Fiber Optic Cable
Fiber Type	Single-mode / Multi-mode	G.652D / G.657A1/A2 / OM1 / OM2 / OM3 / OM4
Fiber Structure	Tight Buffer	600–900 μm
Fiber Count	1–144 cores	Standard configurations
Strength Member	Aramid Yarn (Kevlar)	Non-metallic
Jacket Material	PVC / LSZH / OFNR / OFNP	Flame-retardant
Cable Diameter	1.6 – 17.5 mm	Depends on core count
Cable Weight	4 – 285 kg/km	Depends on structure

Why Choose a Tight-Buffered GJFJV Cable?

GJFJV is designed around the practical requirements of indoor fiber installation rather than long-distance outdoor deployment.

Easy Fiber Access:The tight-buffered construction provides a practical structure for fiber termination and connectorization, which is useful for patch cord and pigtail assembly.

Multi-Core Configuration:Multiple fiber counts allow one cable design to support different indoor distribution and interconnection requirements.

Flexible Installation:The compact structure can be routed through equipment rooms, racks, cabinets, cable trays and other indoor pathways.

Non-Metallic Strength Member:Aramid yarn provides mechanical reinforcement while maintaining a lightweight, flexible cable structure.

Multiple Jacket Options:PVC, LSZH, OFNR and OFNP options allow buyers to select the appropriate jacket according to installation environment and project requirements.

Single-Mode & Multimode Options:GJFJV can be configured with both single-mode and multimode fiber, allowing it to support different network architectures.

pWhere GJFJV Fits in Your Network

GJFJV is primarily an indoor interconnection and distribution cable. It should be selected according to the internal network architecture and installation environment.

01/

Data Centers:Used for fiber interconnection between network equipment, racks, cabinets and optical distribution systems.

02/

Telecom Equipment Rooms:Suitable for connecting optical equipment, distribution frames and other communication infrastructure.

03/

LAN Networks:Can support fiber-based LAN connections within commercial buildings, campuses and enterprise networks.

04/

Patch Cord & Pigtail Assembly:The tight-buffered structure makes GJFJV suitable for manufacturing or assembling patch cords and pigtails.

05/

Building Backbone Connections:Can be used for indoor fiber distribution between communication rooms and network equipment areas.

06/

Industrial Control Rooms:Suitable for protected indoor communication environments where reliable fiber interconnection is required.

Cable Structure Diagram

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GJFJV vs. Other Indoor Fiber Cable Options

Selecting the right indoor cable depends on how the cable will be installed and terminated.

Requirement	GJFJV	Typical Simplex/Duplex Cable	Outdoor Fiber Cable
Indoor Distribution	✓	Limited	Not primary use
Multi-Core	✓	Usually lower core count	✓
Tight Buffer	✓	✓	Usually different structure
Patch Cord Assembly	✓	✓	Not typical
Data Center Interconnection	✓	✓	Not preferred
Direct Outdoor Exposure	Not recommended	Not recommended	✓
Long Outdoor Span	Not suitable	Not suitable	✓

Technical Performance & Construction

The GJFJV structure combines tight-buffered optical fibers with a non-metallic strength member and protective outer jacket.

Tight-Buffered Fiber

The 600–900 μm tight-buffered structure provides direct protection around the optical fiber and facilitates stripping and termination.

Aramid Strength Member

Aramid yarn provides additional tensile reinforcement without introducing metallic components into the cable structure.

Protective Jacket

The outer jacket provides mechanical and environmental protection appropriate for indoor installation.

Compact Multi-Core Structure

The cable construction can accommodate different fiber counts while maintaining a manageable form factor for indoor routing.

Manufacturing Process

GJFJV production requires consistent control of fiber positioning, tight-buffering, strength-member application and jacket extrusion.

Fiber Preparation: Optical fibers are prepared and verified according to the specified fiber type.

Tight Buffering: The optical fiber is protected with the specified tight-buffer material to form the required 600–900 μm buffer structure.

Fiber Identification: Individual fibers are identified and arranged according to the required sequence.

Strength Member Application: Aramid yarn or another specified non-metallic strength member is applied around the fiber assembly.

Jacket Extrusion: PVC, LSZH, OFNR or OFNP material is applied according to the confirmed product configuration.

Optical & Mechanical Testing: Finished cable is tested according to the agreed technical requirements.

Marking & Final Inspection: Cable dimensions, appearance, identification and marking are inspected before packaging.

Packaging: Qualified cable is packed according to the required cable length and delivery method.

Proper Storage of GJFJV Fiber Optic

Category	Requirement	Purpose
Storage Environment	Store optical fiber cable drums indoors before use	Protects cables from moisture, dust, and UV exposure
Drum Position	Place the cable drum horizontally (sideways)	Prevents internal stress and maintains cable performance
Placement Warning	Do not place the drum on its ends (upright position)	Avoids cable deformation and potential signal loss

Procurement Process

Technical Inquiry

Provide fiber type, core count, jacket requirement, cable length and application.

Specification Review

Our team confirms whether the requested configuration matches the intended installation environment.

Quotation

Receive pricing, MOQ, lead time, packaging and shipping information.

Sample Approval

Samples can be arranged when technical evaluation is required.

Production

Production starts after technical specifications and commercial terms are confirmed.

Testing

Finished cable undergoes the agreed optical, mechanical and appearance checks.

Packing

Products are packed according to the confirmed cable length and packaging specification.

Shipment

Orders are dispatched using the agreed transportation method.

Packaging & Shipping

GJFJV is packaged to protect the cable during storage, handling and transportation.

Packaging

Cable Drums:Long-length cable can be wound onto suitable drums for transportation and field deployment.
Coil Packaging:Shorter cable lengths can be supplied in coils where appropriate.

Shipping Options

Sea Freight:Suitable for bulk orders and large-scale projects.
Rail Freight:Available for selected international routes where buyers need a balance between transit time and transportation cost.
Air Freight:Suitable for samples, small orders or urgent deliveries.

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Industry Recognition

Our products are trusted by leading industry players across China, including China Telecom, China Mobile, China Unicom, China Railway Construction Corporation (CRCC), China Eastern Airlines, and PetroChina. These long-term partnerships demonstrate our reliability and competitiveness in serving critical infrastructure and communication sectors.

Certifications

Guangdong Shengtang Optical Fiber Cable & Communication Equipment Co., Ltd. operates under a strict quality management system and has obtained internationally recognized certification, including the SGS ISO 22000:2005, reflecting our commitment to consistent product quality and process control.

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FAQ

Q:What is GJFJV cable used for?

A:GJFJV is primarily used for indoor fiber distribution and interconnection, including data centers, LAN networks, telecom equipment rooms, patch cords and pigtails.

Q:Is GJFJV a single-mode or multimode cable?

A:Both options are available. The current product range includes G.652D, G.657A1/A2 and OM1–OM4.

Q:How many fibers can GJFJV contain?

A:Current configurations cover approximately 1–144 fibers, depending on the cable design.

Q:What is the difference between GJFJV and GJFJH?

A:GJFJV is generally used as a multi-core indoor distribution/interconnection cable, while GJFJH is used for simpler simplex or duplex indoor cable configurations.

Q:Can GJFJV be used outdoors?

A:GJFJV is primarily an indoor cable. It should not be used for direct outdoor exposure unless the specific installation is adequately protected and the cable construction is confirmed as suitable.

Q:Is GJFJV suitable for patch cords?

A:Yes. Its tight-buffered structure makes it suitable for patch cord and pigtail assembly applications.

Q:What is the MOQ?

A:The current listed MOQ is 1 km for fiber optic cable. Customized projects should be confirmed separately.

Q:What is the lead time?

A:Lead time depends on quantity and specification. Current published production ranges should be confirmed when the order details are finalized.

Q:Can you provide samples?

A:Yes. Sample requirements can be discussed according to the selected cable configuration.

Q:What shipping methods are available?

A:Sea freight, rail freight and air freight can be arranged according to destination, order volume and delivery requirements.

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