All Categories
SFP Modules
Services
Support
About Us
Resources
Mind your business with a variety of trusted payment options.
Use order number or tracking number to check shipping status.
Get your quote fast and offer you more professional service.
Help manage your budget & expenditure better.
Free samples support, achieve your test results efficiently.
Professional team support and service, to solve your problems in time.
Ask us whatever you care, we will help you 24/7.
Get your quote fast and offer you more professional service.
Meet us and know our mission, belief, service and more.
Find our locations and get connected with us closely.
Quality management, testing, compatibility and global compliance.
Lab tour, optical test bed, compatibility tool and test requests.
Find out the latest news and events around l-p.com
Deep dive into technical guides, industry standards, and SFP compatibility insights.
Detailed product benchmarks and side-by-side comparisons to help you choose the right module.
Explore real-world connectivity solutions for data centers, enterprises, and telecom networks.
Essential tips on choosing data rates, transmission distances, and connector types.
New Customer? Create an account
Sort by :{{pop_rules}}
Sort by :Popularity
Price: Low to High
Price: High to Low
Newest First
Popularity
Categories
{{cate.name}}
Arista QDD-ER4L-400G Compatible LINK-PP 400G ER4 QSFP-DD 8 x 50G PAM4 Transceiver Module (SMF, 1310nm, 30km, Duplex LC, DOM) The Arista QDD-ER4L-400G Compatible LINK-PP module is a 400Gb/s Quad Small Form Factor Pluggable-double density (QSFP-DD) optical module designed for optical communication applications. The module converts 8 channels of 50Gb/s (PAM4) electrical input data to 4 channels of LAN-WDM optical signals, and multiplexes them into a single channel for 400Gb/s optical transmission. Reversely, on the receiver side, the module optically de-multiplexes a 400
view {{page_size}}