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G657A2弯曲不敏感光缆供应商

安讯光纤有限公司
已认证 定制生产厂家 · 7 年 · 中国 China
可定制 超低价
$285 1-49 千米 基准价
$273 50-99 千米 4.2% 优惠
$266 ≥100 千米 6.7% 优惠
价格有效期:随行就市

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最小起订量: 1 千米

运费合计:面议

商品小计 US$ 285.00
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G657A2弯曲不敏感光缆技术规格

属性参数描述
产品名称G657A2 弯曲不敏感光纤光缆具有增强抗弯曲性能的单模光纤光缆,适用于 FTTH/FTTx 应用
光纤类型ITU-T G.657.A2 单模光纤兼容 G.652.D;支持接入网和室内布线部署
标准符合性ITU-T G.657.A2、IEC 60793-2-50、IEC 60794-1符合国际电信及光纤光缆标准
芯/包层直径9/125 µm标准单模纤芯,包层直径 125 µm;涂覆层直径 245 ± 10 µm
衰减≤ 0.35 dB/km @ 1310 nm;≤ 0.20 dB/km @ 1550 nm低衰减确保长距离信号传输,损耗极小
宏弯损耗(10 mm 半径)≤ 0.1 dB/turn @ 1550 nm;≤ 0.2 dB/turn @ 1625 nm依据 ITU-T G.657.A2 规范,在 10 mm 弯曲半径下具有优异的弯曲性能
宏弯损耗(7.5 mm 半径)≤ 0.5 dB/turn @ 1550 nm;≤ 1.0 dB/turn @ 1625 nm在狭小安装环境中,紧弯曲半径下性能卓越
光缆结构紧套 / 松套 / 引入光缆 / GJXFH提供多种结构,包括扁平引入、圆形引入和配线型
护套材料LSZH / PVC / PE标配低烟无卤(LSZH);PE 用于室外;PVC 用于室内
抗拉强度长期:≥ 100 N;短期:≥ 200 N(引入光缆)根据光缆类型,采用 FRP 或钢丝加强件进行增强
工作温度-40°C 至 +70°C(室外);-20°C 至 +60°C(室内)宽温度范围,适用于多种安装环境
线缆直径2.0 mm × 3.0 mm(扁平引入线);外径 3.0–6.0 mm(圆形)紧凑设计,便于通过导管、管道和建筑内部布线
应用FTTH、FTTx、室内布线、MDU、最后一英里接入网络非常适合狭窄空间安装,如钉固、转角布线部署
认证RoHS、CE、ISO 9001、TIA-568-C.3、Telcordia GR-20通过质量、安全认证,符合全球电信行业要求
包装每盘 500 m、1000 m、2000 m;可提供定制长度缠绕在木质或塑料线盘上,带保护性包装,确保安全运输和存储
MOQ1 km(标准);500 m(样品订单)可提供灵活的订单数量;支持 OEM 和定制标签

G657A2抗弯曲光纤光缆供应商

G657A2 弯曲不敏感光纤电缆是现代电信和 FTTH(光纤到户)部署中最先进的单模光纤解决方案之一。该电缆类型经过专门设计,即使在极端弯曲条件下也能保持信号完整性,符合 ITU-T G.657.A2 标准,允许最小弯曲半径仅为 7.5 mm——显著小于传统的 G.652D 光纤。随着宽带基础设施不断向密集城市环境和多住户单元扩展,承包商和网络运营商越来越依赖 G657A2 电缆来应对复杂的路由路径、狭窄的管道弯头和受限的安装空间。该电缆广泛应用于室内布线、竖井安装、引入光缆组件以及路由灵活性至关重要的最后一英里连接项目。凭借在 1550 nm 处低至 0.2 dB/km 的衰减,它提供优质的光学性能,同时不牺牲机械耐久性,使其成为全球新建和改造光纤网络扩展的首选。

什么是 G657A2 弯曲不敏感光纤电缆?

G657A2 弯曲不敏感光纤电缆是一种符合 ITU-T G.657.A2 和 IEC 60793-2-50 标准的单模光纤电缆。它专门设计用于承受低至 7.5 mm 的紧弯曲半径,在 1550 nm 处每圈附加损耗小于 0.5 dB,从而在空间受限的环境中实现可靠的信号传输。它与 G.652D 光纤保持完全向后兼容,可在现有网络基础设施中实现无缝熔接和连接器集成。

G657A2 弯曲不敏感光纤电缆制造工艺

生产始于改进的化学气相沉积(MCVD)或外部气相沉积(OVD)工艺,以制造具有沟槽辅助或纳米结构纤芯设计的精密工程预制棒——这是实现卓越抗弯曲性能的关键。预制棒在超过 2,000°C 的温度下拉制成光纤,然后涂覆双层紫外固化丙烯酸酯涂层,标称外径为 245 µm。成品光纤随后根据预期的安装环境,采用 LSZH、PVC 或紧套缓冲材料进行护套,然后按照 IEC 标准进行严格的拉伸和光学性能测试。

G657A2 弯曲不敏感光纤电缆技术规格

关键参数包括在 1310 nm 处的模场直径为 8.6–9.5 µm,包层直径为 125.0 ± 0.7 µm,涂层直径为 245 ± 10 µm。在 1310 nm 处的衰减测量值 ≤ 0.35 dB/km,在 1550 nm 处 ≤ 0.20 dB/km。在 1550 nm 处的色散 ≤ 18 ps/(nm·km)。该电缆可承受最小弯曲半径为 7.5 mm(10 圈),在 1550 nm 处的宏弯损耗 ≤ 0.5 dB,并可在 -60°C 至 +85°C 的温度范围内可靠运行。标准引入电缆结构的拉伸载荷额定值高达 600 N。

g657a2 弯曲不敏感光纤电缆供应商

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g657a2弯曲不敏感光纤电缆中国工厂

评分与评价

4.5
基于 8 条评价
5 5
4 2
3 1
2 0
1 0
用户
David M.
United States
2025-02-02
Initial reel labeling issue — resolved satisfactorily
Ordered 10,000 m of G657A2 for evaluation on a campus network project. On receipt, approximately 8 reels had mislabeled fiber length markings — a frustrating QC miss for a technical procurement. I contacted their support team and they responded within 4 hours, arranged a third-party re-measurement, confirmed actual lengths were correct, and issued corrected documentation within 48 hours. Optical specs themselves — 0.20 dB/km at 1550 nm, 7.5 mm bend radius compliance — were all verified as correct. Issue was administrative, not product quality. They handled the resolution professionally, so I would consider reordering with tighter QC expectations communicated upfront.
用户
Laura H.
United Kingdom
2025-02-24
Competitive pricing, delivery slightly longer than quoted
Purchased 15,000 meters of G657A2 with LSZH jacket for a London apartment complex retrofit. The cable performed well — macrobend loss tested at 0.3 dB per turn at 1550 nm, well within the 0.5 dB limit, and backward compatibility with existing G.652D splices was confirmed. Pricing beat three other quotes we received by a meaningful margin. Delivery was quoted at 14 days but arrived at 19 days due to freight consolidation. Product itself is good quality and the technical consultation before ordering was helpful. Four stars — would consider five if lead times improve.
用户
Thomas B.
Germany
2025-03-18
Good value for certified G657A2, minor documentation delay
Ordered 25,000 m of G657A2 drop cable assemblies for a Bavarian rural broadband expansion. Product quality is solid — IEC 60793-2-50 test reports were included and attenuation figures matched spec at ≤0.20 dB/km at 1550 nm. Pricing was approximately 12% lower than our previous European distributor for comparable certified stock. The only friction point was a two-day delay in receiving the CE conformity declaration, though it was resolved before shipment. Overall good price-to-performance ratio for volume procurement. Would use again for the right project budget.
用户
Ahmed K.
UAE
2025-04-09
High-temperature rated cable performs well in Gulf conditions
Sourced 40,000 meters of G657A2 with PVC jacket rated to +85°C for outdoor conduit runs in Dubai where summer ambient temperatures are extreme. The -60°C to +85°C operating range specification was a key selection criterion. Optical attenuation at 1310 nm measured ≤0.34 dB/km across all tested reels. Mode field diameter consistency at 9.1 µm at 1310 nm was verified against ITU-T G.657.A2 requirements. Delivery to Jebel Ali port completed in 17 days. Will be specifying this supplier for our upcoming Abu Dhabi smart city fiber contract.
用户
Sandra W.
Australia
2025-05-01
Excellent service from quote to delivery
Requested a quote for 30,000 m of tight-buffer G657A2 cable for indoor riser installations — received a detailed proposal within 6 hours. Free samples arrived within 10 days for our pre-qualification testing. Cladding diameter measured at 125.0 µm ± 0.5 µm, tighter than the ±0.7 µm tolerance stated. The sales engineer coordinated customs documentation proactively, which saved us significant time on clearance. Final bulk order delivered in 25 days. Customer service quality is genuinely above what we experience with most Asian suppliers.
用户
James R.
United States
2025-05-23
Reliable supplier for large-volume FTTH contracts
Third consecutive purchase — this time 120,000 meters of LSZH-jacketed G657A2 for a municipal broadband project. Consistent quality across all batches with chromatic dispersion measuring ≤17.8 ps/(nm·km) at 1550 nm, comfortably within ITU-T G.657.A2 spec. Tensile load tested at 600 N per our internal QC protocol — no issues. Lead time was 21 days for this volume, which works well for our project scheduling. The 24/7 support team responded to a logistics query at 11 PM our time within 30 minutes. Solid partner.
用户
Priya S.
India
2025-06-14
Technically superior product, excellent pre-sales support
We evaluated G657A2 drop cables for last-mile deployments across three Indian metro cities. The trench-assisted core design delivers measurable macrobend loss well under the 0.5 dB per turn threshold at 1550 nm. Their technical team provided detailed OTDR trace comparisons versus our previous G.652D supplier. Ordered an initial 20,000 m sample batch; coating diameter uniformity at 245 µm was consistent throughout. Temperature performance across -40°C to +70°C operating conditions validated in field testing. Highly recommended for serious network operators.
用户
Marcus T.
United Kingdom
2025-06-29
Outstanding bend performance on our MDU rollout
Ordered 50,000 meters of G657A2 for a multi-dwelling unit FTTH project in Manchester. The 7.5 mm minimum bend radius was critical for navigating tight conduit bends in older building risers. Attenuation tested at 0.19 dB/km at 1550 nm on arrival — actually better than the ≤0.20 dB/km spec. Full IEC 60793-2-50 compliance confirmed by our lab. Delivery completed in 18 days to our warehouse. Splicing with existing G.652D infrastructure was seamless. Will be placing a follow-up order for Phase 2.

了解供应商

安讯光纤有限公司

入驻 Sinoali.com 7 年

所在地:China

FAQ

Q: What is bend-insensitive fiber?
A:Bend-insensitive fiber is a special optical fiber that maintains low transmission loss even under tight bending conditions, such as small radius bends or twists.
Q: What is the biggest advantage of bend-insensitive fiber?
Q: Can bend-insensitive fiber be used in FTTH projects?
Q: What bending radius can your bend-insensitive fiber withstand?
Q: Does bend-insensitive fiber support long-distance transmission?
Q: What is the operating temperature range of your fiber?

Product display

Anxun Optical Fiber Co., Ltd. is a technology-driven enterprise specializing in the research, development, and manufacturing of high-quality optical fiber products and communication solutions. With a strong focus on innovation and precision engineering, the company provides a wide range of products, including fiber optic cables, connectivity components, and customized network solutions for telecommunications, data centers, and industrial applications.

Committed to international standards and strict quality control, Anxun ensures reliable performance and long-term durability in all its products. The company continuously invests in advanced production equipment and technical expertise to meet the evolving demands of global communication infrastructure. Guided by a customer-centric approach, Anxun Optical Fiber Co., Ltd. strives to deliver efficient, cost-effective, and sustainable solutions, building long-term partnerships with clients worldwide.

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可定制 超低价
$285 1-49 千米 基准价
$273 50-99 千米 4.2% 优惠
$266 ≥100 千米 6.7% 优惠
价格有效期:随行就市

供应商定制能力

  • 来图定制
  • 来样定制
  • 全流程定制
数量

最小起订量: 1 千米

运费合计:面议

商品小计 US$ 285.00
分享:
发起订单请求
付款与交货
交期:
随报价一并确认
包装:
标准出口包装
样品:
可按需提供

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