| Manufacturer | Lenovo |
| Product Name | Lenovo Accelink 40G QSFP+ SR4 Transceiver Module |
| Manufacturer Part Number (MPN) | 4TC7A85336 |
| Device Type | QSFP+ transceiver module |
| Form Factor | Plug-in module |
| Type | Optical transceiver |
| Application | Data center, enterprise networking |
| Connectivity Technology | Wired |
| Cabling Type | 40GBASE-SR4 |
| Data Link Protocol | 40 Gigabit Ethernet (40GbE) |
| Data Transfer Rate | 40 Gbps |
| Transceiver Type | SR4 (short range) |
| Power Consumption (Typical) | ≤ 1.5 W |
Lenovo Accelink 40G QSFP+ SR4 Transceiver Module

Key Benefits
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- Optimized for 40GbE environments requiring high-speed, short-reach optical links
- Streamlines deployment with plug-in QSFP+ form factor for modern network hardware
- Delivers enterprise-ready performance for data centers and high-density server racks
Product Overview
The Lenovo Accelink 40G QSFP+ SR4 Transceiver is a high-performance module supporting 40 Gigabit Ethernet (40GbE) connectivity. Built in a QSFP+ plug-in form factor, it uses 40GBASE-SR4 multimode cabling to enable short-range, high-speed data transmission at 40 Gbps. Designed for wired infrastructure, this transceiver ensures rapid deployment and is ideal for data centers and enterprise networks requiring reliable high-throughput communication.
Specifications
Product Overview
Wireless Features
| Wireless Support |
Compliance & Origin
| Country of Origin | Inquire |
| TAA Compliant | Inquire |
| RoHS Compliance | Yes |
| EMC Standards | FCC Part 15 Class B, CISPR22 |
| Laser Class | Class 1 FDA and IEC Compliant |
| Safety Standards | UL, CE |
Advanced Security Features
| Digital Diagnostics Monitoring (DDM) | Supported |
| Security Features |
Interfaces
| Total Number of Ports | 1 |
| Interface Type | QSFP+ |
| Port Type | 40GBASE-SR4 |
| Connector Type | MTP/MPO |
| Transmission Medium | Multimode fiber |
| Maximum Cable Distance (OM3) | 100 meters |
| Maximum Cable Distance (OM4) | 150 meters |
| Wavelength | 850 nm |
| Encoding Scheme | 64B/66B |
Physical & Environmental
| Operating Temperature Range | 0°C to 70°C (32°F to 158°F) |
| Storage Temperature Range | -40°C to 85°C (-40°F to 185°F) |
| Humidity (non-condensing) | 5% to 85% |
| Hot Swappable | Yes |
| Dimensions (Approx) | 72.4 mm x 18.4 mm x 8.5 mm |
| Weight | ≤ 50 g |
Cloud Management & Licensing
| Cloud Management | |
| License Required | No |