Description
The AddOn Huawei® QSFP28-OTU4-ER4L Compatible Transceiver delivers reliable dual-rate 100GbE and OTU-4 ER4L connectivity over single-mode fiber (SMF) at distances up to 40km with host FEC. Operating across a wavelength range of 1295nm to 1309nm and featuring a duplex LC connector, this transceiver provides high-speed 4x25G electrical serial interfaces, built-in digital diagnostics (DOM), and seamless hot-swappable installation. Designed for demanding data center, telecom, and enterprise environments, it ensures full compatibility with Huawei® equipment and supports applications including 100GBASE-ER4, OTU4, and InfiniBand QDR/DDR interconnects. With <4.5W power consumption, a standard +3.3V power supply, and Class 1 laser safety compliance, this TAA-compliant solution combines efficiency, durability, and superior optical performance.
| Parameter | Specification |
|---|---|
| SKU | QSFP28-OTU4-ER4L-HW-AO |
| Compatible OEM | Huawei® |
| Form Factor | QSFP28 |
| Data Rate | 103.1Gb/s and 112Gb/s |
| Standards Compliance | QSFP28 MSA, IEEE 802.3ba, IEEE 802.3bm |
| Interface | 4x25G Electrical Serial |
| Connector Type | Duplex LC |
| Wavelength Range | 1295nm – 1309nm |
| Transmission Distance | Up to 30km (without FEC), up to 40km (with FEC) |
| Fiber Type | Single-Mode Fiber (SMF) |
| Transmitter Type | Cooled 4x25Gb/s LAN WDM DML TOSA |
| Receiver Type | 4x25Gb/s APD ROSA |
| Digital Diagnostics | DOM (Digital Optical Monitoring) |
| Power Supply | +3.3V |
| Power Consumption | <4.5W |
| Operating Temperature | 0°C to 70°C |
| Safety & Compliance | Class 1 Laser, RoHS 6/6, TAA Compliant |
| Applications | 100GBASE-ER4, OTU4, InfiniBand QDR/DDR, 100G Datacom |
| Hot-Swappable | Yes |
| Warranty | Limited Lifetime Warranty |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
