Tanzania Fiber Optics

fiber optic products manufacturing since 1995

QSFP28 to QSFP28-100G-DAC-7M23FT 100G QSFP28 4 x 25G NRZ Active Copper Twinax Cable, 7m (23ft)

QSFP28 to QSFP28-100G-DAC-7M23FT 100G QSFP28 4 x 25G NRZ Active Copper Twinax Cable, 7m (23ft)

This 7m (23ft) DAC assembly is made for installations that call for Generic QSFP28 to QSFP28-100G-DAC-7M23FT at 100G. The QSFP28 to QSFP28 connectors and cable arrive as one complete product, ready for a direct link between suitable ports. Field-handling guidance, exact specifications and pre-packing functional checks apply to the part number shown here.

OEM Part Number: QSFP28 to QSFP28-100G-DAC-7M23FTHT Part Number: QSFP28 to QSFP28-100G-DAC-7M23FT

Product Highlights

  • HT-manufactured DAC assembly in 7m (23ft)
  • 100G connectivity at 100Gbps
  • Interface configuration: QSFP28 to QSFP28
  • Fixed length and part number: 7m (23ft), QSFP28 to QSFP28-100G-DAC-7M23FT
  • Cable construction: Active DAC
  • Conductor specification: 26AWG
  • Maximum power consumption: 1.5W
  • Minimum bend radius: 44.5mm

Specifications

HT Part NumberQSFP28 to QSFP28-100G-DAC-7M23FT
ManufacturerHT
Form FactorQSFP28 to QSFP28
Max. Data Rate100Gbps
MediaCopper
Cable TypeActive DAC
Cable Length7m (23ft)
Jacket MaterialPVC (OFNR)
Minimum Bend Radius44.5mm
Wire AWG26AWG
Max. Power Consumption1.5W
Modulation Format4x 25G-NRZ to 4x 25G-NRZ
Commercial Temperature Range0 to 70°C (32 to 158°F)
Application100G Ethernet
ProtocolsQSFP28 MSA, SFF-8665

Signal and Lane Configuration

The listed modulation format is 4x 25G-NRZ to 4x 25G-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.

Network and Protocol Considerations

The intended application is 100G Ethernet. Listed interface and protocol references include QSFP28 MSA, SFF-8665. Confirm that the host firmware and port configuration support the same operating mode.

Passive Copper Operation

A passive DAC has no separate optical conversion stage. Its low-power, low-latency operation is useful for short equipment links, but the assembly must remain within the length and signaling mode accepted by both hosts.

Length Selection and Installation Planning

The extended 7m (23ft) configuration gives QSFP28 to QSFP28-100G-DAC-7M23FT a specific place in the family reach range. It should not be treated as a universal substitute for every shorter order code. Match it to a documented route, protect the complete copper assembly and both connector housings during handling and retain the part-number label for later maintenance. The next verified reach is QSFP28 to QSFP28-100G-DAC-9M29FT at 9m (29ft), but selecting it before measuring the route would introduce additional slack to support.

Position Within the Length Range

QSFP28 to QSFP28-100G-DAC-7M23FT is the shortest of 2 verified length options in this family. It is the preferred choice when the port positions are close and cable slack must be kept to a minimum. The next option is QSFP28 to QSFP28-100G-DAC-9M29FT at 9m (29ft), adding 2m for a less direct routing path; selecting it unnecessarily would leave more cable to dress.

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 listed conductor specification is 26AWG; the minimum bend radius is 44.5mm; the stated power consumption is 1.5W; the jacket material is PVC (OFNR).

Power and Thermal Planning

The rated power consumption is 1.5W. 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 26AWG conductors, PVC (OFNR) jacket, minimum bend radius 44.5mm. 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.

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. Volume orders can include customer references on the labels and carton list.

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, link stability 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. Quantity and any labeling instructions should be attached specifically to QSFP28 to QSFP28-100G-DAC-7M23FT.

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. Worldwide courier services are available, with air or sea freight for consolidated shipments; freight-collect delivery and coordination with a customer’s logistics provider can be arranged.

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Tanzania Fiber Optics

China factory:ZYT Industrial Area,Shenzhen.
Tanzania Office:Ilala,Lumumba Str,
Dar es Salaam
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Documentation

For products catalogue/data sheets or any general inquiry, please email info@huihongfiber.com and we will reply with details.

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