
Built for hosts that recognize AFBR-734TMZ, this HT-manufactured SFP28 module delivers 25G transmission. The design provides wavelength 850nm, reach 70m on OM3 / 100m on OM4 and connects through Duplex LC/UPC through MMF.
OEM Part Number: AFBR-734TMZHT Part Number: SFP-25GSR-85-E
| Broadcom Compatible | AFBR-734TMZ |
|---|---|
| Manufacturer | HT |
| HT Part Number | SFP-25GSR-85-E |
| Form Factor | SFP28 |
| Max. Data Rate | 25Gbps |
| Wavelength | 850nm |
| Max. Cable Distance | 70m@OM3/100m@OM4 |
| Connector | Duplex LC/UPC |
| Media | MMF |
| Transmitter Type | VCSEL |
| Receiver Type | PIN |
| TX Power | -7.9~1.9dBm |
| Minimum Receiver Power | <-6dBm |
| Power Budget | 1.9dB |
| Receiver Overload | 2.4dBm |
| TX Power | -4.5~2.4 dBm |
| Minimum Receiver Power | -10.3 dBm (with FEC)-5.9 dBm (without FEC) |
| Power Budget | 5.8 dB (with FEC)1.4 dB (without FEC) |
| Receiver Overload | 2.4 dBm |
| Max. Power Consumption | 1.2W |
| Extinction Ratio | ≥2dB |
| DDM/DOM | Supported |
| Commercial Temperature Range | 0 to 70°C (32 to 158°F) |
| Modulation (Electrical) | 25G-NRZ |
| Modulation (Optical) | 25G-NRZ |
| CDR (Clock and Data Recovery) | TX & RX Built-in CDR |
| Inbuilt FEC | No |
| Bit Error Ratio (BER) | 1E-12 |
| Packaging Technology | COB (Chip on Board) Packaging |
| Protocols | 25GE SR Lite, 100G SR4 fan out to 4x25GE SR, eCPRI, SFP28 MSA, SFF-8472 |
This coherent interface is suited to data-center interconnect, metro transport and managed DWDM links where the host platform supports the stated modulation and FEC modes. Design the optical line around the actual launch power, receiver range, OSNR requirement and span loss; the stated reach is not a substitute for a link-budget calculation. Use matching coherent modules and the appropriate DWDM channel plan at both ends.
Before deployment, check the host port type, supported data rate and firmware requirements. The 25G interface configuration must match the remote equipment; sharing a SFP28 housing alone does not make two transceiver types interoperable.
The module is programmed for equipment that recognizes the AFBR-734TMZ part number. Before shipment, we check EEPROM identification, link establishment and diagnostic readouts, then verify transmit and receiver performance against the stated optical specifications. Host hardware and software revisions can affect third-party module acceptance, so customers can provide the switch model and software release for a compatibility check before ordering.
Quote HT part number SFP-25GSR-85-E together with OEM part number AFBR-734TMZ and the required quantity. Standard modules use our factory label; neutral labels, customer-branded packaging and project-specific compatibility coding are available on request. For mixed-brand installations, select the corresponding brand-specific page instead of assuming one EEPROM version fits every platform.
No. It is an HT-manufactured compatible alternative for equipment that specifies AFBR-734TMZ, not an original Broadcom-branded module.
Use Duplex LC/UPC with MMF. The specified maximum reach is 70m on OM3 / 100m on OM4, subject to fiber quality and total link loss.
Only when the two ends share the same optical standard, wavelength plan and supported data rate. Check the exact part numbers and link budget rather than relying only on the module form factor.
Each unit undergoes optical performance checks, compatibility verification and visual inspection before packing. Modules are supplied in protective blister trays or anti-static packaging and then cartoned for transport. Custom labels and project packing lists can be added for volume orders.
Standard products normally ship within one to three working days. Worldwide courier, air freight and sea freight options are available, and shipments can also be sent on your own courier account or delivered to an appointed forwarder.
Please write to sales@huihongfiber.com, we will reply as soon as possible.
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