QSFP-40G-ER4 OEM Supplier for Reliable Connectivity Solutions and High-Performance Fiber Optics
For B2B purchasers seeking a dependable partner in optics, ETU-Link Technology Co., Ltd. stands out with our QSFP-40G-ER4 transceivers. Our focus on high-quality performance ensures that your data transmission remains efficient and seamless over long distances. With commitment to the highest industry standards, our products undergo rigorous testing and stringent quality control checks, guaranteeing you receive only the best. Partner with us for not just superior optics, but also dedicated service and support throughout your journey. Elevate your network capabilities with ETU-Link's QSFP-40G-ER4 solutions.

400G
200G
100G
40G
25G
10G
1G
COPPER-T
Other
10G SFP+ DAC
40G QSFP+ DAC
56G QSFP+ DAC
100G QSFP28 DAC
200G QSFP56 DD DAC
400G QSFP DD DAC
10G SFP+ AOC
40G QSFP+ AOC
100G QSFP28 AOC
200G QSFP56 AOC
400G QSFP-DD AOC
Adapter Details
Media Converter