QSFP-DD to 8x 25G SFP28-200G-AOC-50M164FT 200G QSFP-DD 8 x 25G NRZ to 8 x 25G SFP28 25G NRZ Active Optical Breakout Cable, 50m (164ft)
For a direct equipment connection requiring Generic QSFP-DD to 8x 25G SFP28-200G-AOC-50M164FT, this page supplies the 50m (164ft) version with QSFP-DD to 8x 25G SFP28. The cable supports 200G operation and eliminates a separate module-and-patch-cord assembly. Installation, maintenance and spare-cable identification are addressed alongside the full technical details.
OEM Part Number: QSFP-DD to 8x 25G SFP28-200G-AOC-50M164FTHT Part Number: QSFP-DD to 8x 25G SFP28-200G-AOC-50M164FT
Product Highlights
- HT-manufactured AOC assembly in 50m (164ft)
- 200G connectivity at 206.24Gbps (8x 25.78Gbps)
- Interface configuration: QSFP-DD to 8x 25G SFP28
- Fixed length and part number: 50m (164ft), QSFP-DD to 8x 25G SFP28-200G-AOC-50M164FT
- Cable construction: OM3
- Maximum power consumption: QSFP-DD <4W,SFP28 <1W
- Minimum bend radius: 30mm
- Operating temperature: 0 to 70°C (32 to 158°F)
Specifications
| HT Part Number | QSFP-DD to 8x 25G SFP28-200G-AOC-50M164FT |
|---|---|
| Manufacturer | HT |
| Form Factor | QSFP-DD to 8x 25G SFP28 |
| Max. Data Rate | 206.24Gbps (8x 25.78Gbps) |
| Cable Length | 50m |
| Cable Type | OM3 |
| Minimum Bend Radius | 30mm |
| Power Consumption | QSFP-DD <4W,SFP28 <1W |
| Transmitter Type | VSCEL |
| Receiver Type | PIN |
| Modulation Format | NRZ |
| BER | 5E-5 |
| Inbuilt FEC | No |
| Commercial Temperature Range | 0 to 70°C (32 to 158°F) |
| Protocols | QSFP-DD MSA V5.0,SFP28 MSA,CMIS V4.0,SFF-8472 |
Signal and Lane Configuration
The listed modulation format is NRZ. Both host interfaces must be configured for the same aggregate rate and lane arrangement. A connector that fits mechanically does not by itself guarantee that the remote port supports this encoding or breakout mode.
Length Selection and Installation Planning
Choose QSFP-DD to 8x 25G SFP28-200G-AOC-50M164FT when the measured managed path justifies 50m (164ft), not simply to leave a large spare coil. Additional reach can simplify adjacent-rack routing, yet unused cable still needs bend-safe storage and ventilation clearance. Keep identification visible so this extended version is not confused with shorter spares. Within this family, QSFP-DD to 8x 25G SFP28-200G-AOC-30M98FT is shorter at 30m (98ft), while QSFP-DD to 8x 25G SFP28-200G-AOC-70M230FT is the next longer choice at 70m (230ft); comparing those two boundaries helps avoid both tension and unnecessary slack.
Position Within the Length Range
QSFP-DD to 8x 25G SFP28-200G-AOC-50M164FT occupies the middle of this family between QSFP-DD to 8x 25G SFP28-200G-AOC-30M98FT at 30m (98ft) and QSFP-DD to 8x 25G SFP28-200G-AOC-70M230FT at 70m (230ft). It adds 20m over the shorter option for extra routing clearance, while the next longer version adds another 20m. Measure the managed path and choose this version when its reach is sufficient without creating the slack associated with the longer assembly.
Field Installation and Maintenance
Inspect the route and both connectors before installation, then support the cable without pulling on either connector housing. During maintenance, release the latch properly rather than using the cable as a handle. Keep protection on unused ends, and if the assembly is removed for later use, coil it loosely and record its part number so the same length can be returned to service. For this assembly, the minimum bend radius is 30mm; the stated power consumption is QSFP-DD <4W,SFP28 <1W.
Power and Thermal Planning
The rated power consumption is QSFP-DD <4W,SFP28 <1W. Include this load in the host-port power and thermal budget, especially in densely populated switches. Maintain front-panel clearance and do not bundle the cable so tightly that it obstructs airflow around the connectors.
Cable Construction and Routing
This assembly uses minimum bend radius 30mm. These mechanical characteristics affect how the cable should be dressed behind the equipment. Avoid sharp edges, excessive ties and repeated tight bends close to the connector boots.
Network and Protocol Considerations
The intended application is determined by the host interface and protocol support. Listed interface and protocol references include QSFP-DD MSA V5.0,SFP28 MSA,CMIS V4.0,SFF-8472. Confirm that the host firmware and port configuration support the same operating mode.
Breakout Port Mapping
The QSFP-DD to 8x 25G SFP28 configuration divides the high-speed interface into multiple lower-speed connections. Verify the upstream lane assignment, downstream port speeds and breakout setting on the host before connecting the assembly. Each branch must attach to the correct remote interface.
Integrated Optical Assembly
The optical engines and fiber are permanently integrated into this AOC. There are no detachable optical modules to clean or exchange. Handle the complete assembly by its connector housings and cable, and keep both ends matched to the same interface specification.
Quality Assurance and Packaging
The cable and both connectors are inspected before a functional link test. Connector protection and bend-safe packing reduce handling damage during transport and storage. Customer or site labels can be added for field inventories, with different lengths separated to simplify issue and return of spare assemblies. Standard protective packing is used by default, with project documentation arranged when requested.
Generic Compatibility and Factory Testing
A field-ready cable needs both correct identification and a stable operating link. Our pre-packing check therefore includes the connectors, host recognition and link behavior. For equipment with uncertain revision history, providing the host model and software release helps identify compatibility requirements before the assembly reaches the installation site. Where supported by the host, receive activity and diagnostic indications are reviewed together with the established link.
Frequently Asked Questions
Is this an original equipment manufacturer cable?
No. It is manufactured by HT under our own manufacturer identity.
Will any matching connector operate at the same speed?
Not necessarily. Both hosts must support the stated rate, identification, lane mapping and any required breakout configuration; mechanical compatibility alone is insufficient.
What details assist a compatibility review?
Provide the equipment manufacturer, model, port type, hardware revision and software release, together with the OEM reference, required length and quantity.
How should an unused assembly be stored?
Protect both connector ends, keep the cable in a loose bend-safe coil and retain its part-number label so the length and compatibility identity remain traceable.
Ordering Information
Request the cable by its exact part number and length, and state the equipment model if compatibility confirmation is needed. Site orders can list quantities by rack or installation team. Any requested label should retain the part number so a removed or spare cable can still be identified accurately. Keep QSFP-DD to 8x 25G SFP28-200G-AOC-50M164FT associated with 50m (164ft) throughout the order and receiving record.
Shipping and Lead Time
Available stock is generally dispatched within one to three working days after order confirmation, with production lead times advised for larger quantities. Delivery can be arranged by courier, air freight or sea freight, and goods may instead be handed to an appointed forwarder or shipped on the customer’s courier account.
