50.4km G657A2 0.25mm 0.27mm Single Mode Optical Fiber Bare Cable for FTTX Drone Communication Testing with 2-Year Warranty

• Customization: Available
• Application: Communication
• Type: Single-mode Fiber
• Model NO.: Bare Optical Fiber
• Connection Structure: FC-LC
• Core: Single Core
• Certification: RoHS, CE, ISO9001
• Brand: OEM
• Sheath Material: PVC
• Model No.: G657A2 Bare Fiber Fpv Optic
• Length: 25.2km, 50.4km, 60km, OEM
• Color: Bare or Colored (12 Colors)
• Diameter: 0.20mm, 0.25mm, 0.27mm, 0.30mm
• Attenuation @1330: 0.35
• Attenuation @1550: 0.21
• Cladding Diameter: 125 ±1.0μm
• Coating Diameter: 243 ±5 μm
• Dimensions: 47*49*31cm
• Weight: 15kg
• Warranty: 1year
• Transport Package: Plastic Reels Packed in Carton Box
• Specification: 25X26X32 cm
• Trademark: OEM
• Origin: China
• HS Code: 9001100001
• Production Capacity: 30000km/Day
• Package Size: 41.00cm * 37.00cm * 52.50cm
• Package Gross Weight: 6.000kg

Product Description

50.4KM G657A2 0.25mm 0.27mm Single Mode Optical Fiber Bare Cable For FTTX Drone Communication Testing

GL FIBER® provides the whole series of SMF products that meet and even excel the requirements of standards on performance indicators. Due to the high stability, these products effectively meet the demand for high speed, large capacity, long distance and small bending radius necessary for signal transmission in different applications.

Applications:
• All types of fibre cables with different structures
• High performance optical network operating in O-E-S-C-L band
• High speed optical routes for Fibre-to-the-Home networks
• Cables with extreme low bending requirements
• Small-sized fibre cable and optical component
 
Key Configurations:
1. Extremely high bending loss resistance in the 7.5 to 15 mm bending radius range
2. Full compatibility with all G.652 fibres for any applications
3. Low attenuation satisfying the operation demand in O-E-S-C-L band
4. Low PMD satisfying high bit-rate and long distance transmission requirements
5. Low bending loss for highly demanding cable designs including ribbons
6. Accurate geometrical parameters that insure low splicing loss and high splicing efficiency
7. High nd-value satisfying long operational lifetime in minimum bend radius
GL FIBER® Plus bending insensitive single mode fibre meets or exceeds the ITU-T Recommendation G.652.D/G.657.A1/G.657.A2/G.657.B2 including the IEC 60793-2-50 type B1.3/B6.a1/B6.a2/B6.b2 Optical Fibre Specification.

Single-mode G.657.A2 Optical Fiber

Bending-loss insensitive Fiber

G.657.A2 Plus Bending Fiber

Technical Specifications

(Custom configurations available upon request.)

Brand	Model	Diameter	Length	Packing
Hongan	G657A1/A2/G652D	200um/250um/270um/300um	25.2KM/50.4KM/60.4KM	Plastic drum

Optical Characteristics
Attenuation		1310nm	≤0.35	[dB/km]
		1383nm(after H2-aging)	≤0.35	[dB/km]
		1460nm	≤0.25	[dB/km]
		1490nm	≤0.23	[dB/km]
		1550nm	≤0.21	[dB/km]
		1625nm	≤0.23	[dB/km]
Attenuation vs. Wavelength Max. α dierence		1285-1330nm, in reference to 1310nm	≤0.03	[dB/km]
		1525-1575nm, in reference to 1550nm	≤0.02	[dB/km]
Zero Dispersion Wavelength(λ0)		--	1300-1324	[nm]
Zero Dispersion Slope(S0)		--	≤0.092	[ps/(nm2·km)]
PMD	Maximum Individual Fibre	--	≤0.1	[ps/√km]
	Link Design ValueM=20Q=0.01%)	--	≤0.06	[ps/√km]
	Typical Value	--	0.04	[ps/√km]
Cable Cuto Wavelength (λCC)		--	≤1260	[nm]
Mode Field DiameterMFD		1310nm	8.4-9.2	[μm]
		1550nm	9.3-10.3	[μm]
Eective Group Index of RefractionNe		1310nm	1.466	--
		1550nm	1.467	--
Point Discontinuities		1310nm	≤0.05	[dB]
		1550nm	≤0.05	[dB]
Geometrical Characteristics
Cladding Diameter		--	125.0±0.7	[μm]
Cladding Non-Circularity		--	≤0.7	[%]
Coating Diameter		--	235-245	[μm]
Coating-Cladding Concentricity Error		--	≤12.0	[μm]
Coating Non-Circularity		--	≤6.0	[%]
Core-Cladding Concentricity Error		--	≤0.5	[μm]
Curl(radius)		--	≥4	[m]
Delivery Length		--	Up to 50.4	[km/reel]
Environmental Characteristics		1310nm, 1550nm & 1625nm
Temperature Dependence Induced Attenuation		-60℃ to +85℃	≤0.05	[dB/km]
Temperature-Humidity Cycling Induced Attenuation		-10°C to +85°C, 98% RH	≤0.05	[dB/km]
Watersoak Dependence Induced Attenuation		23°C, for 30 days	≤0.05	[dB/km]
Damp Heat Dependence Induced Attenuation		85°C and 85% RH, for 30 days	≤0.05	[dB/km]
Dry Heat Aging		85℃, for 30 days	≤0.05	[dB/km]
Mechanical Specication
Proof Test		--	≥9.0	[N]
		--	≥1.0	[%]
		--	≥100	[kpsi]
Macro-bend Induced Attenuation	10 Turns Around a Mandrel of 15 mm Radius	1550nm	≤0.03	[dB]
	10 Turns Around a Mandrel of 15 mm Radius	1625nm	≤0.1	[dB]
	1 Turn Around a Mandrel of 10 mm Radius	1550nm	≤0.1	[dB]
	1 Turn Around a Mandrel of 10 mm Radius	1625nm	≤0.2	[dB]
	1 Turn Around a Mandrel of 7.5 mm Radius	1550nm	≤0.5	[dB]
	1 Turn Around a Mandrel of 7.5 mm Radius	1625nm	≤1.0	[dB]
Coating Strip Force		typical average force	1.5	[N]
		peak force	1.3-8.9	[N]
Dynamic Fatigue Parameter(nd)		--	≥20	--

After Sales Service

Standard Warranty: 12 months or 2,000 operating hours (whichever comes first).
Extended Warranty: Optional coverage up to 36 months.
Global Support: 24/7 technical assistance and spare parts supply.
Training: On-site or remote operation/maintenance training.

Company Profile

Hunan GL Technology Co., Ltd.

Hunan GL Technology Co., Ltd is a leading Chinese manufacturer of optical fiber & cable with over 21 years of expertise. Certified with ISO 9001, CE, and Anatel, we export to 200+ countries, offering reliable machinery backed by R&D innovation and strict quality control.

Why Choose Us?

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OEM/ODM capabilities
Competitive pricing & bulk discounts
Fast shipping & customs clearance support
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FAQ

Q: What’s the lead time for orders?
A: Standard models ship in 15–30 days; customized units require 30–45 days.

Q: Do you provide after-sales service overseas?
A: Yes, we have partnered service centers in key regions.

Q: Can I request a customized bucket size?
A: Absolutely! We offer tailored attachments.

Q: What documents do you provide for export?
A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).

Q: How do I place an order?
A: Contact us via email/phone for a quote, then confirm with a PO.