25G SFP28 Transceiver 850nm 300 m Duplex LC
Lenovo 7G17A03537 compatible SFP28 transceiver supports up to 300 m over MMF via a LC Duplex connector. This transceiver is compliant with SFF-8402, SFF-8472 and IEEE 802.3by standards for seamless interoperability in multi-vendor environments. Digital diagnostics monitoring (DDM) is available via a 2-wire serial interface, as specified in SFF-8472. It features a VCSEL transmitter and a 1.9 dB link power budget, with support for 25G Ethernet and 10G Ethernet. Featuring low power consumption and reliable performance, this 25GBASE SFP28 transceiver is ideal for high-density top-of-rack and leaf-spine data center deployments.
| PART NUMBER | SFP-25G-ESR | FORM FACTOR | SFP28 |
|---|---|---|---|
| CONNECTOR | LC Duplex | INTERFACE | Multimode |
| COMPLIANCE CODE | eSR | DISTANCE | 300 m |
| TEMPERATURE RANGE | 0°C - 70°C | BANDWIDTH | 25.78 Gbit/s |
| DIGITAL DIAGNOSTIC MANAGEMENT (DDM) | internally calibrated | POWER CONSUMPTION | 1 W |
| CDR | TX and RX | SGMII | No |
| INBUILT FEC | No | POWERBUDGET (DB) | 1.9 dB |
| TRANSMIT MIN/MAX PER LANE | -8.4 dBm / 2.4 dBm | RECEIVER MIN/MAX PER LANE | -10.3 dBm / 3 dBm (overload) @25G |
| WAVELENGTH TX (TYPICAL) | 850 nm | WAVELENGTH TX (RANGE) | 840 - 860 nm |
| WAVELENGTH RX (TYPICAL) | 850 nm | WAVELENGTH RX (RANGE) | 840 - 860 nm |
| LASER | VCSEL | RECEIVER TYPE | PIN |
| MODULATION | NRZ @25G | EXTINCTION RATIO | 3 dB |
| PROTOCOLS | 25G Ethernet, 10G Ethernet |
Every Unoptix transceiver is factory pre-programmed and tested in our lab before shipment, so it's ready to work the moment it's installed - no manual configuration required. Our team draws on years of multi-vendor optics experience and is on hand if you need help matching a module to your equipment.
Fully certified to meet strict international safety and quality standards for the industry.
Please note: installing a third-party transceiver does not void your network equipment's warranty. Equipment manufacturers' own guidelines state that warranty support is not affected by using compatible optics.
Enhance your network with Unoptix’s
cost-effective, high-quality optical solutions.
Copyright © Unoptix LTD 2026 | All rights reserved.