PRE-QSFP112-DR4+
The PRE-QSFP112-DR4+ is a 400G QSFP112 transceiver supporting PAM4 modulation over 1310nm single-mode fiber for up to 2km reach via an MPO-12/APC connector, ideal for high-speed data center and enterprise networks.
QSFP112, DR4+, 1310nm, 400G, 2km, SMF/MPO12

Description
Key Features
Applications
Documents
Description
The PRE-QSFP112-DR4+ is a 400G QSFP112 transceiver designed for 2km transmission over single-mode fiber (SMF) using 1310nm wavelength and an MPO-12 connector, ideal for high-speed data center and cloud interconnects.
The PRE-QSFP112-DR4+ is a high-performance 800G QSFP-DD800 transceiver designed for data center and enterprise network environments requiring scalable, high-speed connectivity. It supports both 400G and 4x100G Ethernet configurations, delivering flexibility for diverse networking architectures. Fully compliant with IEEE 802.3bs and 802.3ck standards and built to the QSFP112 MSA, this module ensures seamless interoperability and reliable performance. It features CMIS 5.0 or later for advanced management, a Class 1 laser for safety, and is fully RoHS compliant, making it a future-ready solution for high-capacity optical networks.
The PRE-QSFP112-DR4+ is a high-performance 800G QSFP-DD800 transceiver designed for data center and enterprise network environments requiring scalable, high-speed connectivity. It supports both 400G and 4x100G Ethernet configurations, delivering flexibility for diverse networking architectures. Fully compliant with IEEE 802.3bs and 802.3ck standards and built to the QSFP112 MSA, this module ensures seamless interoperability and reliable performance. It features CMIS 5.0 or later for advanced management, a Class 1 laser for safety, and is fully RoHS compliant, making it a future-ready solution for high-capacity optical networks.
Key Features
- Single Wave PAM4 Modulation
Employs Pulse Amplitude Modulation 4-level (PAM4) to efficiently transmit high-speed data over a single optical wavelength, enabling compact, high-bandwidth connectivity at 400G+ speeds. - PIN Receiver
Integrates a PIN photodiode receiver for accurate and high-sensitivity optical signal detection, ensuring reliable performance over long-distance single-mode fiber links. - 1310nm Operating Wavelength
Operates at the 1310nm wavelength, optimized for low-loss transmission over single-mode fiber in mid-reach data center and interconnect environments. - SMF Transmission Medium
Designed for use over single-mode fiber (SMF), supporting extended distances with minimal signal degradation and ideal for high-density optical infrastructure. - MPO-12/APC Connector
Features a high-density MPO-12 connector with APC (Angled Physical Contact) polish for reduced back reflection and improved signal integrity in high-speed links. - Digital Diagnostic Monitoring (DDM)
Supports real-time monitoring of key parameters including temperature, voltage, and optical power, enhancing network visibility, troubleshooting, and performance management. - C-Temp Rated
Rated for commercial temperature environments (0°C to 70°C), ensuring dependable operation in standard data center conditions. - 425Gbps Maximum Data Rate
Supports an aggregate data rate of up to 425Gbps, delivering increased throughput to meet the growing bandwidth demands of modern cloud and enterprise networks. - <10W Power Consumption
Designed for energy-efficient operation with a power draw of less than 10 watts, enabling high-density deployment without excessive thermal impact.
Applications
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- Data Center
Optimized for high-performance data center environments, this transceiver enables ultra-fast, low-latency connectivity between switches, routers, and servers in cloud-scale and hyperscale infrastructure. - Enterprise Networks
Supports advanced enterprise networking applications, delivering reliable 400G and breakout 4x100G Ethernet performance for scalable campus, backbone, and edge connectivity. - 400G and 4x100G Ethernet
Offers flexible deployment modes with support for both 400G Ethernet and 4x100G breakout, enabling seamless integration into modern multi-rate network architectures. - IEEE 802.3bs / IEEE 802.3ck
Fully compliant with IEEE 802.3bs (400GBASE) and 802.3ck standards, ensuring robust interoperability, signal integrity, and electrical interface compatibility across platforms. - QSFP112 MSA
Adheres to the QSFP112 Multi-Source Agreement (MSA), providing a compact, hot-pluggable form factor for next-gen 400G/800G systems with broad vendor interoperability. - CMIS 5.0 or Later
Implements the Common Management Interface Specification (CMIS) version 5.0 or later, offering advanced module control, monitoring, and diagnostics for improved manageability. - Class 1 Laser
Equipped with a Class 1 laser for safe optical operation, compliant with international laser safety standards to ensure user and equipment protection. - RoHS
Fully RoHS compliant, designed with environmentally responsible materials to meet global standards for the restriction of hazardous substances in electronic products.
- Data Center
Documents
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