Our enterprise requires strict adherence to networking standards. Is this module fully compliant with IEEE 802.3bs and the QSFP-DD MSA for high-density fiber cabling?

You’re fully covered. It complies seamlessly with IEEE 802.3bs, QSFP-DD MSA, and CMIS 4.0 specifications. The module ensures robust EMI resistance and exceptional optical signal integrity across all standard 400G cloud infrastructures.

We are planning a massive 400G hyperscale datacenter deployment and need around 500 units. Do you offer bulk volume discounts or any B2B tiered pricing for this QSFP-DD?

We definitely do! For high-volume batch orders, our wholesale pricing significantly lowers your per-unit cost. Just hit up our sales team via live chat or email, and we’ll prepare a custom quote to help maximize your IT procurement budget.

Hello sir, we run a mixed environment with Cisco Nexus and Arista switches. Will this LQD-M31400-DR4C module work flawlessly across both without throwing "unsupported transceiver" errors?

Yes, absolutely! This module is fully OEM compatible and can be flashed to support both Cisco and Arista simultaneously. It's truly plug-and-play, so you won't need to bypass any third-party transceiver warnings via CLI on your network switches.

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EdgeCore ET7502-DR4 Compatible LINK-PP 400G QSFP-DD 8 x 50G PAM4 1310nm 500m MPO-12/APC DOM SMF Optical Transceiver Module

Name: EdgeCore ET7502-DR4 Compatible LINK-PP 400G QSFP-DD 8 x 50G PAM4 1310nm 500m MPO-12/APC DOM SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 214637
Price: 415.36 USD
Availability: InStock
Rating: 4.9 (14 reviews)

# 214637

Product: EdgeCore ET7502-DR4 Compatible LINK-PP 400G QSFP-DD 8 x 50G PAM4 1310nm 500m MPO-12/APC DOM SMF Optical Transceiver Module
SKU: 214637
P/N: LQD-M31400-DR4C
Price: $ 472
Stock: 568 in Stock
Sold: 1.3K
Product URL: https://www.l-p.com/products/494481.htm

For Order Over $1000 Get $15.00 Off , Code: Linkpp15

For Order Over $3000 Get $50.00 Off , Code: Linkpp50

For Order Over $5000 Get $100.00 Off , Code: Linkpp100

New Users: $10 Coupon for Orders , Code: linkpp2610

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Manufacture: LINK-PP

P/N: LQD-M31400-DR4C

Compatible:: Cisco; LINK-PP; Arista; Broadcom; Ciena; Dell; EdgeCore; FS; Generic; H3C; HPE Aruba; HW; Intel; Juniper; NVIDIA/Mellanox

Compatible P/N:: ET7502-DR4 | 500m

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EdgeCore ET7502-DR4 Compatible LINK-PP 400G QSFP-DD Specifications

The EdgeCore ET7502-DR4 Compatible LINK-PP module is a high-performance 400G QSFP-DD DR4 optical transceiver designed for 500m single-mode fiber applications. Operating via an 8-channel 53.125Gb/s PAM4 electrical interface and a 4-channel 106.25Gb/s optical architecture , it features a single 3.3V power supply , a maximum power consumption of 9.5W , and integrated digital diagnostic monitoring functions.

EdgeCore Part Number	ET7502-DR4	Vendor Name	LINK-PP
Form Factor	QSFP-DD	Max Data Rate	425Gbps
Wavelength	1310nm	Max Cable Distance	500m
Modulation Format	PAM4	Media	SMF
Connector	MPO-12/APC	Receiver Type	PIN
Modulation (Electrical)	8x50G-PAM4	Modulation (Optical)	4x100G-PAM4
DDM/DOM	Supported	Operating Temperature Range	0°C to +70°C
Protocols	QSFP-DD MSA HW Rev 5.1, QSFP-DD CMIS Rev 5.0, IEEE 802.3bs	Warranty	5 Years

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Q: Our enterprise requires strict adherence to networking standards. Is this module fully compliant with IEEE 802.3bs and the QSFP-DD MSA for high-density fiber cabling? By S***n on 2026-04-03

A: You’re fully covered. It complies seamlessly with IEEE 802.3bs, QSFP-DD MSA, and CMIS 4.0 specifications. The module ensures robust EMI resistance and exceptional optical signal integrity across all standard 400G cloud infrastructures. By admin on 2026-04-03
Q: We are planning a massive 400G hyperscale datacenter deployment and need around 500 units. Do you offer bulk volume discounts or any B2B tiered pricing for this QSFP-DD? By S***g on 2025-10-25

A: We definitely do! For high-volume batch orders, our wholesale pricing significantly lowers your per-unit cost. Just hit up our sales team via live chat or email, and we’ll prepare a custom quote to help maximize your IT procurement budget. By admin on 2025-10-25
Q: Hello sir, we run a mixed environment with Cisco Nexus and Arista switches. Will this LQD-M31400-DR4C module work flawlessly across both without throwing "unsupported transceiver" errors? By R***z on 2025-03-01

A: Yes, absolutely! This module is fully OEM compatible and can be flashed to support both Cisco and Arista simultaneously. It's truly plug-and-play, so you won't need to bypass any third-party transceiver warnings via CLI on your network switches. By admin on 2025-03-01

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L***z

Ukraine

Verified Purchase

5 .0

2026-03-14

Accurate DOM readings for optical power!

178 Helpful vote Comments

S***r

Switzerland

Verified Purchase

5 .0

2026-02-19

Best 400G QSFP-DD DR4 transceiver ever!

89 Helpful vote Comments

M***g

Spain

Verified Purchase

5 .0

2026-02-18

The 500m reach is perfect for our inter-building SMF links. Fantastic 400G base performance!

196 Helpful vote Comments

J***s

Spain

Verified Purchase

5 .0

2025-08-22

Smooth 1310nm wavelength stability, zero drops. ✨

50 Helpful vote Comments

R***z

Dominican Republic

Verified Purchase

5 .0

2025-08-21

We use these for intensive Infiniband computing. Latency is incredibly low with PAM4.

48 Helpful vote Comments

A***n

Japan

Verified Purchase

5 .0

2025-06-05

Great value for Arista spine switches.

116 Helpful vote Comments

M***z

Italy

Verified Purchase

5 .0

2025-06-04

Cisco compatible, synced immediately via MPO-12.

103 Helpful vote Comments

C***n

India

Verified Purchase

5 .0

2025-01-17

PAM4 signaling is stable, no errors.

81 Helpful vote Comments

D***h

Ecuador

Verified Purchase

4 .0

2025-01-13

Great 400G QSFP-DD module for our Cisco switches, but the shipping box was slightly crushed.

60 Helpful vote Comments

D***r

Ireland

Verified Purchase

5 .0

2025-01-10

Runs cool at 70°C in outdoor cabinets.

86 Helpful vote Comments

R***g

Mexico

Verified Purchase

5 .0

2024-12-13

Great 400G connectivity for base station backhaul. The 0-70°C temp range handles our racks fine.

124 Helpful vote Comments

P***t

Japan

Verified Purchase

5 .0

2024-11-24

Excellent alternative to expensive OEM optics! We ran interoperability tests on Cisco and Juniper hardware simultaneously. The MPO-12/APC connectors seated perfectly, achieving flawless 500m 400Gbase-DR4 transmission with zero FEC errors recorded.

45 Helpful vote Comments

T***t

Czech Republic

Verified Purchase

5 .0

2024-11-09

Excellent DDM support! I can easily monitor voltage and temp right from the CLI.

116 Helpful vote Comments

D***s

France

Verified Purchase

5 .0