Singlemode SST Flat Drop Core Fiber Optic 4.5x7mm is designed for efficient and reliable Fiber to the Home (FTTH) installations. This cable combines innovative features with practical design to meet the demands of modern high-speed communication networks.
The primary function of this Drop Core Fiber Optic is to deliver high-performance singlemode fiber optic connectivity directly to homes or businesses. Its flat design and compact dimensions (4.5x7mm) make it ideal for installations in confined spaces, such as along walls or under floors. The singlemode fiber ensures excellent signal quality and high bandwidth capabilities, supporting high-speed internet, voice, and video services. The gel-free construction simplifies handling and installation, reducing potential mess and complications during setup.

Drop Core Fiber Optic Structures

ITEMS		DESCRIPTION
Fiber count		1-2
Tight buffer	OD (mm):	0.9±0.05
	Material：	LSZH
In Sheath	OD (mm):	2.0~3.0
	Material：	LSZH
Strength member		Aramid yarn
Strength member		G-FRP-1.6mm
Sheath	Thickness:	Non. 0.8mm
	Material：	HDPE
OD of cable (mm)		4.5*7.0mm±0.3
Net weight (kg/km)		38

Optical Fiber

ITEMS	UNITS	SPECIFICATION
Fiber type		G652D	G657A
Attenuation	dB/km	1310nm ≤ 0.36 1550nm ≤ 0.22
Chromatic Dispersion	ps/nm.km	1310nm≤ 3.5 1550nm≤ 18 1625nm≤ 22
Zero Dispersion Slope	ps/nm2.km	≤ 0.092
Zero Dispersion Wavelength	nm	1300 ~ 1324
Cut-off Wavelength (lcc)	nm	≤ 1260
Attenuation vs. Bending (60mm x100turns)	dB	(30mm radius,100ring) ≤ 0.1 @ 1625nm	(10mm radius,1ring) ≤ 1.5 @ 1625nm
Mode Field Diameter	mm	9.2 ± 0.4 at 1310nm	9.2 ± 0.4 at 1310nm
Core-Clad Concentricity	mm	≤ 0.5	≤ 0.5
Cladding Diameter	mm	125±1	125±1
Cladding Non-circularity	%	≤ 0.8	≤ 0.8
Coating Diameter	mm	245±5	245±5
Proof Test	Gpa	≥ 0.69	≥ 0.69

Mechanical and Environmental Performance Of The Drop Core Fiber Optic

NO.	ITEMS	TEST METHOD	ACCEPTANCE CRITERIA
1	Tensile Loading Test	Test method: IEC 60794-1-E1 - Long-tensile load：350N - Short-tensile load：800N - Cable length：≥50m	- Attenuation increment@1550nm: ≤0.1dB - No jacket cracking and fiber breakage
2	Crush Resistance Test	Test method: IEC 60794-1-E3 - Long load：300 N/100mm - Short load：1000 N/100mm Load time：1 minutes	- Attenuation increment@1550nm: ≤0.1dB - No jacket cracking and fiber breakage
3	Impact Resistance Test	Test method: IEC 60794-1-E4 - Impact height：１ｍ - Impact weigh： 450ｇ - Impact point：≥5 - Impact frequency：≥3/point	- Attenuation increment@1550nm: ≤0.1dB - No jacket cracking and fiber breakage
4	Repeated Bending	Test method: IEC 60794-1-E6 - Mandrel diameter：20D (D = cable diameter) - Subject weight：15kg - Bending frequency：30 times - Bending speed：2s/time	- Attenuation increment@1550nm: ≤0.1dB - No jacket cracking and fiber breakage
5	Torsion Test	Test method: IEC 60794-1-E7 - Length：1m - Subject weight:25kg - Angle：±180 degree - Frequency：≥10/point	- Attenuation increment@1550nm: ≤0.1dB - No jacket cracking and fiber breakage
6	Water Penetration Test	Test method: IEC 60794-1-F5B - Height of pressure head：1m - Length of specimen：3m - Test time: 24 hours	- No leakage through the open cable end
7	Temperature Cycling Test	Test method: IEC 60794-1-F1 - Temperature steps：＋20℃,－40℃,＋70℃,＋20℃ - Testing Time：24 hours/step - Cycle index：2	- Attenuation increment@1550nm: ≤0.1dB - No jacket cracking and fiber breakage
8	Drop Performance	Test method: IEC 60794-1-E14 - Testing length：30cm -Temperature range：70±2℃ - Testing Time：24 hours	- No filling compound drop out
9	Temperature	Operating: -40℃~+60℃ Store/Transport: -50℃~+70℃ Installation: -20℃~+60℃

Features

• Singlemode Fiber: Provides high-speed, high-bandwidth connectivity.
• Drop Core Fiber Optic Flat Design: Dimensions of 4.5x7mm for easy installation in tight spaces.
• Dielectric Construction: Eliminates need for bonding and grounding.

• Gel-Free: Simplifies handling and installation, reducing mess.
• Durable Sheath: Weather-resistant for reliable performance in various environments.
• Pre-Connectorized Options: Available for quick and easy deployment.
• Versatile Application: Suitable for both residential and commercial FTTH installations.

Application of Drop Core Fiber Optic

• Residential FTTH Installations: Ideal for connecting homes to high-speed fiber networks, thanks to its compact design and ease of installation.
• Commercial Use: Suitable for small to medium-sized business environments where efficient fiber connectivity is required.
• Versatile Installation: The flat, gel-free design allows for flexible installation in various scenarios, including mounting along surfaces or routing through tight spaces. Its robust construction ensures reliable performance across different environments and conditions.

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