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QSFP-40G-BIDI-SR-MM850 - 40G BiDi Transceiver 850nm 100m
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High-performance H3C QSFP-40G-BIDI-SR-MM850 transceiver for 40G Ethernet over duplex LC multimode fiber, supporting distances up to 100m with bi-directional optics.
Key Features
40Gbps Aggregate Bandwidth
Delivers 40G Ethernet connectivity using bi-directional technology over a single duplex LC fiber.
Bi-Directional Optics
Operates at 850nm/900nm wavelengths, enabling full-duplex transmission on one fiber pair.
100m Reach on MMF
Supports up to 100m on 50/125µm multimode fiber with 2000 MHz·km modal bandwidth.
Digital Diagnostics (DDM)
Built-in DDM for real-time monitoring of optical parameters and link performance.
Specifications
| Model | QSFP-40G-BIDI-SR-MM850 |
| Brand | H3C |
| Form Factor | QSFP+ |
| Data Rate | 40 Gbps (4x10.3125 Gbps electrical) |
| Wavelength | 850nm / 900nm (BiDi) |
| Reach | 100m on 50/125µm MMF (2000 MHz·km) |
| Connector | Dual LC |
| Fiber Type | Multimode (MMF) |
| TX Power | -4.00 to +2.50 dBm |
| RX Power | -11.00 to +0.50 dBm |
| Power Budget | 7.0 dB |
| DDM | Yes |
| Compliance | IEEE 802.3ba-2010, SFF-8436 |
Key Benefits
- Cost-Effective 40G Upgrade – Leverages existing LC duplex MMF infrastructure for seamless migration to 40GbE.
Frequently Asked Questions About Product
If these questions do not dispel your doubts, please contact us
Where do your products come from?
All of our products from Cisco Disti,Cisco partner, Cisco distribution directly.
How to ship the goods?
Datadirect cooperation with FEDEX,UPS & DHL and air shipment. Orders can be tracked by express Tracking number. Air shipment will supply the B/L.
Can l use my own freight account to ship my order?
Sure, we can use your accounts to ship goods without any issue.
What's your warranty for the products you sell?
Please refer below our warranty terms.
https://www.datadirectglobal.com/pages/product-warranty-policy
Datadirect offers for all items on the website.
Cisco/Juniper:
1 year warranty for new licensed products; 3 months warranty for used, REF, etc.
Aruba:
Generally provide Limited Lifetime Warranty
PS: Limited Lifetime Warranty means the machine is damaged during normal use, datadirect can provide free warranty service. However, we cannot provide warranty for damage caused by human or violent factors.
If you need to apply for a product warranty, you need to send the defective product back to us (suzhou China). The shipping cost of the defective product and the shipping cost of the spare parts will be borne by datadirect.
The shipping cost for the return is: first receipt address to our warehouse. The shipping cost of the spare parts is from our warehouse to the first delivery address.
I want to buy a licence/service for a device, can I use it properly locally?
Fortinet, Meraki branded equipment licences purchased from us can be used globally, Cisco service needs to be confirmed by contacting us
Order Fulfillment Process
From Warehouse to Delivery: Ensuring Accuracy and Speed
Our order fulfillment process guarantees that your order is handled with the utmost care and efficiency.

Over 3 million in stock
Intelligent Warehouse

Assist customers throughout the order process
customer service

Secure and protective packing
Packaging

Accurate checks for model and quantity
Model and Quantity Verification

Fast and reliable transportation to your location
Shipping
Contact Us
If you have any needs, you can leave a message here, we will contact you as soon as possible
Address: RM I-14/FBLK2 GOLDEN DRAGONIND CTR 16-170 TAI LIN PAIROAD KWAI CHUNG
Contact: Jerry Kong
Phone: + 852-21349805
Monday to Friday.
7am to 24pm
chalice@datadirectglobal.com
whatsapp: +8618795881917





