QSFP-40G-LR4L-WDM1300 - 40G QSFP+ 1310nm 2km SMF Transceiver
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H3C QSFP-40G-LR4L-WDM1300 compatible 40GBASE-LR4L QSFP+ optical transceiver delivers 40G connectivity over single-mode fiber at 1310nm up to 2km, ideal for data center and enterprise networks.
Key Features
High Performance
40Gbps data rate with 1310nm CWDM technology for reliable long-haul transmission.
Extended Reach
Supports distances up to 2km over OS2 single-mode fiber with LC duplex connector.
Digital Diagnostics
Built-in DDM (Digital Diagnostic Monitoring) for real-time performance tracking.
Low Power Consumption
Operates under 3.5W, ensuring energy efficiency in high-density deployments.
Specifications
| Model | QSFP-40G-LR4L-WDM1300 |
| Brand | H3C |
| Form Factor | QSFP+ |
| Data Rate | 40 Gbps |
| Wavelength | 1310nm (4 CWDM lanes: 1271, 1291, 1311, 1331nm) |
| Max Distance | 2 km (1.24 miles) |
| Connector | LC Duplex |
| Cable Type | OS2 Single-mode Fiber (9/125µm) |
| Transmitter Type | DFB CWDM |
| Receiver Type | PIN |
| TX Power | -10 to +2.3 dBm |
| RX Sensitivity | < -11.5 dBm |
| Power Consumption | < 3.5W |
| Operating Temperature | 0 to 70°C (32 to 158°F) |
| DDM | Supported |
| Protocols | 40G Ethernet, Fibre Channel, MSA Compliant, SFF-8436 |
Key Benefits
- Cost-Effective 40G Upgrade – Provides a seamless migration path from 10G to 40G with existing SMF infrastructure.
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?
We guarantee that every item we ship is genuine, brand new, and backed by full global warranty coverage from the manufacturer.
Warranty Claims & Support:
- Active Warranty: Apply for a hassle-free RMA at any local official service center.
- Expired Warranty: Reached the end of your warranty? Contact our customer support team—we provide out-of-warranty paid RMA and repair services to help you fix the issue.
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
How Hardware Procurement Works
A straightforward four-step process. No hidden costs, no ambiguous timelines. From your first inquiry to delivery, you know exactly what happens next.
Submit Your Requirement
Send us your hardware spec, model numbers, and quantity via email or WhatsApp. The more detail, the faster we can quote.
Receive a Detailed Quote
We respond within 24 hours with a complete quote - itemized pricing, lead time, and logistics estimate. No vague estimates.
Confirm and Pay
Approve the quote, complete payment or confirm agreed credit terms. We then place the order with our verified supply network.
Delivery and Handover
We manage logistics end-to-end and provide tracking. Delivery comes with full documentation and post-delivery support.
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