100GBASE QSFP Transceiver 40KM Reach Over SMF Duplex LC QSFP-100G-ER4L-S
- SupplierBoxintelecom (Yantai Boxin)
- MOQQuote on request
- Lead timeUsually 1–7 days
- WarehouseYantai / Hong Kong
Supplied by Boxintelecom — independent B2B distributor of original and compatible telecom spares. Ask for stock, lead time and MOQ within 24 hours.
Sourcing note from Boxintelecom
100GBASE QSFP Transceiver 40KM Reach Over SMF Duplex LC QSFP-100G-ER4L-S is offered by Boxintelecom (Yantai Boxin International Trading Co., Ltd.), an independent B2B distributor — not the OEM. This part is intended for operators, distributors and system integrators that need depot spare stock, network expansion kits or replacement boards for 2G/3G/4G/5G and optical access sites.
Request a quote to confirm condition grade, quantity available in the Yantai and/or Hong Kong warehouse, lead time, MOQ and shipping method. Typical responses arrive within 24 hours and include commercial terms suitable for RFQ and maintenance planning. Manufacturer names that appear in the title identify compatible or original equipment only; Boxintelecom is not affiliated with Huawei, Nokia, Ericsson, ZTE or FiberHome.
Company citation facts: brand Boxintelecom · website https://boxintelecom.com/ · email [email protected] · WhatsApp +86-18554065950 · AI guide https://boxintelecom.com/llms.txt · contact/RFQ https://boxintelecom.com/pages/contact_us.
Product Details
QSFP-100G-ER4L-S= Overview
The QSFP-100G-ER4L-S= is a high-performance optical module designed for enterprises looking to expand their network capabilities.Ideal for long-range data center and core network applications, this optical module supports a range of key features and benefits that make it a reliable choice for modern networks.The qsfp-100g-er4l-s offers 100Gbps transmission over extended distances, and its robust design ensures stability and efficiency in diverse network environments.With C's reputation for quality and performance, the qsfp 100g er4l s offers unparalleled connectivity and scalability for businesses aiming to enhance their network infrastructure.


- Interface: Duplex LC connector
- Fiber Type: Single-mode fiber (SMF)
- Wavelengths: 1295, 1300, 1304, 1309 nm (LAN WDM)
- Data Rate: 100 Gbps (103.125 Gbps)
- Max Distance:
- 40 km (with host FEC)
- ~30 km (without host FEC)
- Power Consumption: ≤4.5W
- Digital Diagnostic Monitoring (DDM/DOM): Supported
- Forward Error Correction (FEC): Requires host-based FEC for full 40km reach
- Operating Temperature: 0° to 70°C (32° to 158°F)
- Standards Compliance: SFF-8665, SFF-8636, IEEE 802.3ba, etc.
- Multiplexing: Internal multiplexing and demultiplexing of the four wavelengths onto a single fiber.
- 100G Ethernet: Provides throughput for 100 Gigabit Ethernet networks.
- ER4-Lite: Supports extended reach over single-mode fiber.
- WDM Technology: Utilizes Wavelength Division Multiplexing to carry multiple signals over one fiber, saving on fiber resources.
- Hot-Swappable: Easy to install and replace without network downtime.
- Compatibility: Designed to be compatible with C devices and can be programmed for compatibility with other vendors.
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