面向进口商、经销商与项目买家的中国钢材采购服务

G657A2低损耗光纤用于FTTH网络

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
$85 1-49 km 基准价
$82 50-99 km 3.5% 优惠
$79 ≥100 km 7.1% 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 km

运费合计:面议

商品小计 US$ 85.00
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

产品详情

G657A2低损耗光纤技术规范

属性参数描述
光纤产品名称G657A2 低损耗光纤具有超低衰减性能的弯曲不敏感单模光纤
光纤等级与 ITU-T 分类ITU-T G.657.A2A2 类弯曲不敏感单模光纤,与 G.652.D 完全兼容
纤芯与包层直径范围纤芯:8.6–9.5 μm / 包层:125.0 ± 0.7 μm标准包层直径确保与现有连接器和熔接设备的兼容性
1310nm 衰减系数≤ 0.35 dB/km依据 IEC 60793-1-40 测量;适用于短距离至中距离传输
1550nm 衰减系数≤ 0.20 dB/kmC 波段波长的低损耗性能,适用于长距离 FTTH 和接入网络
宏弯损耗性能R=7.5 mm,1 圈:1550nm 时 ≤ 0.5 dB;1625nm 时 ≤ 1.0 dB超过 G.657.A2 标准;非常适合紧弯室内布线和微型管道部署
色散系数1550nm 时 ≤ 18 ps/(nm·km)零色散波长:1300–1324 nm;色散斜率 ≤ 0.092 ps/(nm²·km)
批次合格率≥ 99.5%每个生产批次均经过 100% 光学参数筛选和拉伸筛选测试
制造环境标准ISO Class 7 (ISO 14644-1) 洁净室整个光纤拉丝过程中控制温度、湿度和颗粒环境
纤芯原材料来源高纯度合成 SiO₂ 预制棒(OH⁻ 含量 < 1 ppb)预制棒采用 OVD 或 MCVD 工艺制造;确保折射率分布一致
包装规格标准盘长:每盘 2 km、4 km、6 km、12 km;可定制木盘或塑料盘,配防潮密封纸箱;光纤端部彩色标识
存储条件温度:-40°C 至 +70°C;相对湿度:≤ 85% RH(无冷凝)避免阳光直射、腐蚀性气体和机械应力;保持密封直至使用
有效保质期≥ 25 年(安装后);2 年(密封存储)密封涂层和验证测试张力 ≥ 100 kpsi,确保长期机械可靠性
应用场景FTTH 入户光缆、室内布线、MDU/MTU 安装、微管网络、跳线制造针对最后一公里接入和楼内光纤分配中的紧弯曲环境进行优化
合规与认证ITU-T G.657.A2、IEC 60793-2-50 (B6a2)、RoHS 2011/65/EU、REACH 合规可提供第三方检测报告;适用于欧盟市场准入的 CE 标志
最小起订量 (MOQ)每单 500 km超过 MOQ 门槛可接受混合盘长;可提供样品盘(2 km)用于资格认证
月供应能力≥ 500,000 km/月由配备实时 SPC 监控和完整追溯记录的自动化拉丝塔支持

G657A2低损耗光纤用于FTTH网络

G657A2 低损耗光纤已成为全球光纤到户(FTTH)部署、室内布线和最后一英里接入网络安装的行业标杆。这款单模光纤经过精心设计,兼具卓越的抗弯曲性能和超低衰减,使网络运营商和电信承包商能够将光缆穿过狭窄管道、急弯和密闭空间,而不会影响信号完整性。随着全球宽带需求加速增长,运营商将光纤进一步深入住宅和商业建筑,G657A2 抗弯曲光纤已成为高密度 MDU 安装、FTTB 项目和下一代无源光网络(PON)基础设施的首选解决方案。它与标准 SMF 连接器和熔接设备的兼容性,使其成为新建部署和传统网络升级中经济高效、面向未来的选择,推动了亚太、欧洲和北美市场的广泛采用。

G657A2 低损耗光纤供应商

什么是 G657A2 低损耗光纤?

G657A2 低损耗光纤是一种依据 ITU-T G.657.A2 国际标准定义的抗弯曲单模光纤。它专门设计用于承受小至 7.5 mm 的弯曲半径,同时保持低信号衰减,非常适合室内 FTTH 布线。G657A2 抗弯曲光纤与 ITU-T G.652.D 标准 SMF 光纤完全向后兼容,为接入网络环境提供卓越的机械韧性和光学性能。

G657A2 低损耗光纤制造商

G657A2 低损耗光纤制造与生产流程

G657A2 光纤是在通过 ISO 认证的洁净室级生产设施中,采用精密的改进化学气相沉积(MCVD)或外部气相沉积(OVD)工艺制造而成。预制棒拉丝过程在严格控制的温度和张力参数下进行,以确保一致的核心几何形状和折射率分布。每个生产批次都经过严格的验证测试、衰减筛选和几何验证。成品光纤符合 ITU-T G.657.A2、IEC 60793-2-50 和 RoHS 指令,并为每个线盘提供完整的可追溯性文档。

G657A2 低损耗光纤技术规格

G657A2 低损耗光纤在 1310 nm 处的衰减为 ≤0.35 dB/km,在 1550 nm 处为 ≤0.20 dB/km。最小弯曲半径性能:1 圈时为 7.5 mm,在 1550 nm 处附加衰减 ≤0.1 dB。纤芯直径为 8.6–9.5 µm,包层直径为 125.0 ±0.7 µm,涂覆层直径为 245 ±10 µm。光缆截止波长为 ≤1260 nm。零色散波长范围为 1300 nm 至 1324 nm,色散斜率 ≤0.092 ps/(nm²·km)。工作温度范围:−60°C 至 +85°C。

获取 G657A2 低损耗光纤的竞争性报价

无论您是采购 G657A2 低损耗光纤用于大规模 FTTH 部署、数据中心结构化布线,还是批量电信采购,我们的团队都能提供有竞争力的批发价格、快速的全球物流和完整的认证文档。与值得信赖的光纤供应商合作,让您的网络项目按时推进并控制在预算之内。

  • 24/7 专家光通信工程师支持
  • 所有批次均保证完全符合 ITU-T、ISO、RoHS
  • 为批量电信、FTTH 和数据中心订单提供独家批发折扣
  • 包含完整的技术数据表和现场部署指导

立即联系我们,24小时内获取免费报价和完整规格表!

G657A2低损耗光纤批发

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
Sarah M.
United Kingdom
2025-02-02
Initial documentation gap resolved promptly—fiber quality is good
Ordered 25,000 meters of G657A2 for a last-mile access upgrade. The fiber itself performs to ITU-T G.657.A2 spec—attenuation and bend radius both confirmed in our lab. However, the initial shipment was missing batch-level traceability certificates which our procurement compliance requires. Raised the issue with the account team; full documentation was emailed within 48 hours and hard copies followed with the next shipment. The technical quality is not in question. Marking 3 stars for the initial paperwork gap, but the responsive resolution gives us confidence to continue the supplier relationship.
用户
Oliver B.
Australia
2025-02-24
Solid technical spec compliance, competitive on price for Asia-Pacific sourcing
Sourced 45,000 meters for a multi-site FTTB rollout across Sydney commercial buildings. G657A2 spec compliance was verified—dispersion slope measured at ≤0.092 ps/(nm²·km) and core geometry within tolerance. IEC 60793-2-50 certification provided. Lead time to Australia was 19 days, slightly longer than quoted but within acceptable range for our project schedule. Price point is genuinely competitive compared to regional distributors for this volume. Technical data sheets were thorough. Would benefit from a local Asia-Pacific stock point to reduce lead times further.
用户
Hamdan A.
UAE
2025-03-18
Good value for large FTTH procurement, minor packaging feedback
Ordered 60,000 meters of G657A2 fiber for a residential FTTH project in Dubai. Optical performance is solid—attenuation at 1550 nm consistently ≤0.20 dB/km and bend radius compliance at 7.5 mm verified on-site. ITU-T G.657.A2 and RoHS documentation was complete. Delivery to UAE took 16 days which is acceptable. Minor feedback: two reels had slight reel flange scuffing from transit, though fiber integrity was unaffected. Pricing for this volume is fair. Would purchase again and rate 5 stars if packaging is reinforced for long-haul freight.
用户
David R.
United States
2025-04-09
Reordered 200,000 meters—performance speaks for itself
Initially trialed 30,000 meters for a greenfield FTTH project in Texas. After zero field failures and OTDR readings consistently better than spec at 1550 nm, we placed a follow-on order for 200,000 meters. Cable cutoff wavelength stayed well below the ≤1260 nm threshold across all tested samples. The −60°C to +85°C operating range is important for our outdoor-to-indoor transition points and it performs as rated. Wholesale pricing at this volume is genuinely competitive versus domestic alternatives. Shipment documentation and RoHS compliance were complete and accurate.
用户
Lena F.
Germany
2025-05-01
Consistent quality across three separate bulk orders
This is our third procurement of G657A2 fiber from this supplier, totaling over 300,000 meters for municipal FTTH expansion projects. Quality has been consistent across all batches—cladding diameter holds at 125.0 ±0.7 µm and coating diameter at 245 ±10 µm as per ITU-T G.657.A2 and IEC 60793-2-50. Zero-dispersion wavelength verified within 1300–1324 nm range. Logistics to Germany averaged 14 days per shipment. The repeat wholesale discount structure is fair and appreciated. No quality deviations reported across any deployment site.
用户
James W.
United Kingdom
2025-05-23
Outstanding supplier support for our PON infrastructure upgrade
Procured G657A2 fiber for upgrading legacy copper last-mile infrastructure to a passive optical network serving 3,200 premises. The pre-sales engineer provided detailed technical data sheets and deployment guidance specific to our conduit sizing constraints. Attenuation at 1310 nm came in at ≤0.35 dB/km as specified. The 24/7 support commitment is genuine—we had a query at 11 PM and received a qualified response within the hour. Batch traceability documentation was complete. Pricing for 80,000 meters was very competitive.
用户
Priya S.
India
2025-06-14
Reliable G652.D backward compatibility confirmed in field testing
Ordered 120 reels (approximately 240,000 meters) for a large-scale FTTB deployment across Bangalore residential zones. Our field engineers verified full backward compatibility with existing ITU-T G.652.D SMF infrastructure—no additional splicing adapters required. Core diameter measured within 8.6–9.5 µm tolerance on every sampled reel. RoHS compliance certificates were provided batch-by-batch. Pricing was competitive for this volume. Lead time was 18 days to our warehouse. Very satisfied with consistency across the entire procurement.
用户
Marcus T.
United States
2025-06-29
Exceptional bend performance on our MDU FTTH rollout
We sourced 50,000 meters of G657A2 fiber for a high-density MDU project in Chicago. Attenuation measured consistently at ≤0.20 dB/km at 1550 nm across all reels—matching the ITU-T G.657.A2 spec exactly. The 7.5 mm minimum bend radius held without any measurable signal degradation through tight conduit runs. Full IEC 60793-2-50 compliance documentation was included. Delivery completed in 12 business days. Technical support was responsive throughout commissioning. Will be our standard fiber for all future FTTH builds.

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 low-loss optical fiber?
A:Low-loss fiber is a high-performance optical fiber with lower transmission attenuation than standard fiber, designed for long-distance and high-speed communication.
Q: What is the typical attenuation of your low-loss fiber?
Q: What are the main applications of low-loss fiber?
Q: Is low-loss fiber compatible with standard optical equipment?
Q: Do you offer low-loss fiber in patch cords and pigtails?
Q: What is the operating temperature range of your low-loss 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.

Product inventory

客户反馈 客户反馈 客户反馈 客户反馈 客户反馈 客户反馈
可定制 超低价
$85 1-49 km 基准价
$82 50-99 km 3.5% 优惠
$79 ≥100 km 7.1% 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 km

运费合计:面议

商品小计 US$ 85.00
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

店铺推荐

更多产品 
 发送询价
邮件
邮件
[email protected]
复制邮箱
电话
电话
+86 133 7058 6666
复制号码