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SFP-XG-SX-MM850-D - H3C 10G SFP+ SR 850nm 300m LC MMF Transceiver
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High-performance H3C SFP-XG-SX-MM850-D 10GBASE-SR SFP+ transceiver for multi-mode fiber, delivering reliable 10G connectivity up to 300m over OM3 with low power consumption and digital diagnostics.
Key Features
10G Data Rate
Supports 10.3 Gbps for high-speed network links in data centers and enterprise LANs.
850nm VCSEL
Vertical-cavity surface-emitting laser ensures efficient transmission over multi-mode fiber.
300m Reach
Reaches up to 300m on OM3 MMF (400m on OM4), ideal for short-range interconnects.
DDM Support
Built-in digital diagnostics monitoring for real-time optical performance tracking.
Specifications
| Model | SFP-XG-SX-MM850-D |
| Brand | H3C |
| Form Factor | SFP+ |
| Data Rate | 10.3 Gbps |
| Wavelength | 850 nm |
| Connector | Duplex LC |
| Fiber Type | Multi-mode (MMF) |
| Max Distance | 300 m (OM3) / 400 m (OM4) |
| Transmitter | VCSEL |
| Receiver | PIN |
| TX Power | -7.3 to -1 dBm |
| Receiver Sensitivity | < -11.1 dBm |
| Power Budget | 3.8 dB |
| Power Consumption | < 1 W |
| DDM/DOM | Yes |
| Operating Temperature | 0 to 70°C |
| Protocols | 10G Ethernet, MSA Compliant |
Key Benefits
- Cost-Effective – High performance at a fraction of OEM pricing, saving up to 94%.
- Reliable Connectivity – MSA compliant and rigorously tested for seamless integration with H3C switches.
- Easy Deployment – Hot-pluggable SFP+ form factor simplifies installation and upgrades.
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





