Bộ thu phát quang 400G QSFP-DD LR4 LQD-CW400-LR4C của LINK-PP: Giải pháp quang học lên đến 10 km

Giới thiệu

As the demand for faster, more reliable, and higher-capacity data transmission grows, the need for next-generation optical modules becomes increasingly critical. Whether you’re building a hyperscale data center, enhancing your enterprise network, or preparing for the 400G Ethernet future, a powerful and reliable transceiver solution is essential.

Meet the Bộ thu phát quang QSFP-DD LR4 LINK-PP LQD-CW400-LR4C 400G — a high-performance optical module designed to meet the bandwidth and reliability demands of modern networking environments. In this post, we’ll explore its technical specifications, key features, use cases, and why it’s an ideal choice for 400G deployments.

Những điểm chính cần ghi nhớ

• The LINK-PP LQD-CW400-LR4C transceiver sends data up to 10 kilometers. This makes it great for big networks needing long-distance links.

• It can send data at speeds up to 400Gbps. This helps data centers and businesses work faster with many users and apps at once.

• Digital Diagnostic Monitoring (DDM/DOM) shows how the network is working in real-time. It helps find problems early and keeps things running smoothly.

• It works with big brands like Cisco and Arista. This makes it easy to add to current systems and upgrade networks.

🔍 What is the LQD-CW400-LR4C 400G QSFP-DD LR4 Transceiver?

The LIÊN KẾT-PP LQD-CW400-LR4C is a QSFP-DD (Quad Small Form-Factor Pluggable Double Density) optical transceiver module that supports 400 Gigabit Ethernet trên khoảng cách và sợi quang đơn mode (SMF) up to a distance of 10 kilômét. It is fully compliant with the IEEE 802.3bs
standard and the QSFP-DD Multi-Source Agreement (MSA), ensuring seamless interoperability with major networking hardware.

This module is engineered for high-performance environments and is ideal for long-reach 400G applications, such as data center interconnects (DCIs), enterprise core networks, and cloud infrastructure.

📄 Download the LQD-CW400-LR4C Datasheet:
👉
View PDF

⚙️ Technical Specifications

Let’s take a closer look at the core specifications of this powerful module:

Đặc tính	Thông số kỹ thuật
Hệ số dạng	QSFP-DD
25Gbps	400 Gbps
Khoảng cách truyền dẫn	Up to 10km over Single Mode Fiber (SMF) with FEC
Interface Standard	400GAUI-8, CMIS 4.0
Tuân thủ	IEEE 802.3bs, QSFP-DD MSA, RoHS
Hệ Thống Cấp Nguồn	Single +3.3V
Tiêu Thụ Năng Lượng	Maximum 9.5W
Nhiệt độ hoạt động	0°C đến +70°C
Giao diện quản lý	Two-wire serial

✅ Key Advantages of the LQD-CW400-LR4C Optical Transceivers

1. High Bandwidth and Scalability

With 400Gbps throughput packed into a compact QSFP-DD form factor, this transceiver allows you to scale your network infrastructure without compromising on port density or rack space.

2. Compliance and Interoperability

The LQD-CW400-LR4C complies with multiple industry standards including IEEE 802.3bs
, CMIS 4.0
, và Nhóm liên minh đặc tả QSFP-DD (QSFP-DD MSA), making it compatible with a wide range of switches, routers, and networking gear.

3. Efficient Thermal Design

Designed for energy efficiency, the module has a maximum power consumption of only 9.5W, allowing it to operate within standard thermal envelopes. This helps reduce the need for advanced cooling systems.

4. Long Reach with Low Latency

Supporting up to 10 km of transmission over SMF with Sửa lỗi tiến (FEC), the module ensures high-speed data transmission with minimal latency and signal degradation.

5. Compact Yet Powerful

QSFP-DD’s compact footprint supports yêu cầu mật độ cổng cao, allowing more bandwidth per RU (rack unit).

🌐 Key Applications

The LINK-PP LQD-CW400-LR4C is suited for several high-bandwidth, long-distance network applications, including:

• 400G Ethernet Backbone Links

• Kết nối trung tâm dữ liệu (DCI)

• Cloud and Hyperscale Network Deployments

• Infiniband Systems

• Enterprise Core and Metro Networks

🔗Why Choose LINK-PP for Your 400G QSFP-DD Needs?

✅ Proven Reliability – Rigorous testing ensures 5+ years of stable operation
✅ Tương thích đa nhà cung cấp – Works with Cisco, Juniper, Arista, and more
✅ Custom OEM Solutions – Tailored specifications for unique deployments
✅ Global Support & Warranty – Dedicated technical assistance

🔗 Explore Product Page: LIÊN KẾT-PP LQD-CW400-LR4C

FAQ

Q: Is the LQD-CW400-LR4C compatible with Cisco switches?
A: Yes, it is fully compliant with QSFP-DD MSA, ensuring compatibility with Cisco and other major brands.

Q: What is the maximum power consumption?
A: ≤9.5W, optimized for energy efficiency.

Q: Does LINK-PP offer extended temperature models?
A: Yes, industrial-grade (-40°C to +85°C) versions are available upon request.