High-speed network cabling
MikroTik DQ+BC0003-DS+ in Dubai, UAE
A three-metre QSFP56 breakout cable for splitting one high-capacity switch interface into four independent links, helping data-centre and aggregation networks use available ports more efficiently while retaining support for several common breakout speeds.
Buyer action panel
Share the host switch, destination devices, required lane speed, quantity and deployment date.
FourTeck can review the intended breakout mode and coordinate a quotation based on the confirmed bill of materials.
Passive direct-attach design
One port to four 50G links
100G and 40G breakout support
Confirm both link endpoints
Direct answer for buyers
The MikroTik DQ+BC0003-DS+ is a passive QSFP56-to-four-SFP56 breakout cable designed to turn one 200G interface into four independent 50G links. It also supports 100G-to-4×25G and 40G-to-4×10G breakout operation when the connected switches, adapters and port configuration support those modes. It is mainly considered by data-centre teams, service providers, system integrators and enterprises building high-speed aggregation or server-access links. Before proceeding, confirm the exact switch model, port type, desired link speed, breakout support, cable reach, destination interface and RouterOS or platform configuration. The cable does not replace the need for compatible ports or correct lane mapping.
What it does
A breakout cable divides the electrical lanes of one high-density interface into four separately addressable links. In a supported 200G arrangement, the QSFP56 end connects to the high-capacity host port while the four SFP56 ends connect to 50G-capable interfaces. This can reduce the need for additional switch ports, simplify short in-rack connections and help a high-speed core or aggregation switch connect several servers or downstream switches.
Because the cable is passive, it does not perform protocol conversion, routing, packet switching or optical transmission. The host and destination equipment must provide the required electrical signalling, speed negotiation and logical breakout configuration. The product is therefore best treated as part of a complete link design rather than as a standalone upgrade.
Who it suits
The cable may suit network architects designing compact high-throughput racks, IT teams adding 50G server connections, service providers consolidating aggregation links and integrators deploying supported MikroTik switching platforms. It is also relevant where an existing 100G or 40G breakout design needs a cable that can support those modes while allowing a later move to 200G breakout on compatible hardware.
It is not the right choice when the required endpoints are optical-only, when the cable path exceeds three metres, when the switch does not support breakout mode, or when the destination ports use an incompatible connector or signalling standard. In those cases, suitable transceivers, fibre assemblies or a different direct-attach cable should be evaluated.
Business challenges this cable can help address
Limited high-speed port density
One suitable QSFP56 port can serve four compatible 50G endpoints, allowing a switch port to be used as a group of lower-speed links rather than a single 200G connection.
Mixed-speed migration
Support for 200G, 100G and 40G breakout modes can assist staged infrastructure changes, provided every selected speed is supported by the host port and the four connected endpoints.
Short rack connections
A three-metre passive assembly is suitable for many same-rack or adjacent-rack layouts, reducing the need for separate transceiver pairs in short-reach supported designs.
Bill-of-material complexity
A pre-terminated breakout assembly can simplify ordering compared with specifying multiple optical modules and fibre patch leads, although compatibility still requires careful confirmation.
Core capability band
Splits a supported QSFP56 interface into four individual SFP56 connections.
Designed for 200G-to-4×50G, 100G-to-4×25G and 40G-to-4×10G use.
Uses a direct-attach electrical path with no active protocol conversion inside the cable.
Designed for short-distance rack and equipment-row connectivity.
Product-fit matrix
| Requirement | Suitable when | Confirm before ordering |
|---|---|---|
| Four 50G links | The host offers supported 200G QSFP56 breakout and the endpoints accept 50G SFP56. | Port breakout support, lane assignment and endpoint speed. |
| Four 25G links | The host can operate the port in 100G breakout mode and endpoints support 25G. | Switch configuration, port cage compatibility and software support. |
| Four 10G links | The host supports 40G breakout and destination cages accept the cable ends at 10G. | The correct interface mode and supported SFP+/SFP28 cage behaviour. |
| Long-distance connectivity | Usually not suitable because this is a three-metre passive assembly. | Consider optical modules and fibre instead. |
| Cross-vendor connection | Potentially suitable only when both vendors support the connector, electrical standard and breakout mapping. | Obtain written compatibility guidance for both endpoints. |
Verified product information
| Brand | MikroTik |
|---|---|
| Product name | DQ+BC0003-DS+ |
| Product type | Passive breakout direct-attach cable |
| Host connector | 1 × QSFP56 |
| Breakout connectors | 4 × SFP56 |
| Primary breakout mode | 200G to 4 × 50G |
| Additional modes | 100G to 4 × 25G and 40G to 4 × 10G |
| Cable length | 3 metres |
| Highlighted platform fit | MikroTik CRS812 DDQ and CRS804 DDQ deployments; confirm exact port support and software configuration. |
| Power requirement | No separate external power supply for the passive cable. |
| License requirement | No cable-specific software license confirmed; host platform functionality and configuration remain device dependent. |
| Included components | One pre-terminated breakout cable assembly; packaging contents should be confirmed with the quotation. |
| Warranty guidance | Confirm current regional warranty terms with FourTeck before purchase. |
| Availability | Contact FourTeck for current UAE availability, quantity and vendor lead time. |
Compatibility and dependency notice
The connector fitting physically into a cage does not by itself confirm that the link will work. Successful deployment depends on the host switch supporting the chosen breakout mode, the four destination interfaces operating at the required speed, correct lane mapping, suitable firmware or RouterOS behaviour, and compatible port configuration on both ends. Some cages support several module types but only specific speeds or operating modes. Cross-vendor use may be possible in standards-aligned environments, yet it should not be assumed without checking both equipment vendors’ compatibility guidance.
The cable is passive and does not translate between incompatible electrical standards. It also does not extend beyond its fixed three-metre reach. Where the required path is longer, crosses patch panels, needs structured cabling or must provide electrical isolation, an optical solution may be more appropriate. Share a simple topology drawing with FourTeck so the intended host port, each destination port and the physical path can be reviewed before quotation.
Purchase and deployment journey
Map the topology
Identify the QSFP56 host port and all four destination ports, including device models and intended speeds.
Validate breakout support
Check hardware, operating system, firmware and interface settings for the selected 200G, 100G or 40G mode.
Confirm physical routing
Make sure three metres is sufficient without excessive tension, sharp bends or obstructed airflow around switch ports.
Build the quotation
Add the required quantity, compatible switches, adapters, rack accessories and configuration support to the bill of materials.
Configure and test
Set the host breakout profile, verify all four links and record interface status, errors and negotiated speeds.
Efficient use of high-capacity switch ports
The strongest reason to consider the DQ+BC0003-DS+ is port flexibility. A 200G interface can be valuable as one large uplink, but many server and access-layer designs need several smaller connections. Breakout mode lets the same physical host port become four logical interfaces. This can improve port utilisation and allow a high-speed switch to serve a broader mix of endpoints without using an additional intermediate device.
This benefit depends on the switch silicon and operating system exposing the lanes as separate interfaces. Network planners should verify how the host names those interfaces, whether the breakout mode must be selected before connecting the cable, and whether changing the mode causes a port restart. It is also important to understand the switch’s total bandwidth, forwarding limits and oversubscription model. Four 50G physical links do not automatically guarantee that every endpoint will sustain maximum traffic simultaneously under every workload.
For procurement teams, the decision should therefore combine cable compatibility with the wider switch architecture. FourTeck can help document the intended endpoint count, traffic direction, required redundancy and future expansion so the cable is selected as part of a balanced design rather than as an isolated component.
Speed flexibility during infrastructure upgrades
The ability to support 200G-to-4×50G, 100G-to-4×25G and 40G-to-4×10G modes can be useful in environments that are moving through several generations of network speed. A business may initially connect 10G or 25G equipment, then later deploy 50G server adapters or downstream switches. Using a cable designed for the newer 200G breakout mode can reduce the need to replace the physical assembly during a supported migration, although this should never be assumed for every platform combination.
Each speed change requires a coordinated check. The host port must support the target aggregate speed and breakout profile. The destination interface must support the resulting lane speed. Auto-negotiation behaviour, forward error correction and other physical-layer settings may differ between 10G, 25G and 50G links. A connection that works at one speed may need different configuration at another. Administrators should record the working settings for each endpoint type and include rollback steps in the change plan.
For phased projects, FourTeck can assist with a model-by-model compatibility review and help separate equipment that can be retained from equipment that requires alternative cabling or optics. This gives buyers a clearer upgrade path and reduces the risk of ordering a cable that fits the connector but does not support the intended operating profile.
Passive cabling and operational simplicity
A passive direct-attach cable contains no separate powered transceiver electronics that need external management. For a short supported link, this can create a straightforward physical connection with fewer individual components than an optical design. There are no separate fibre patch leads or pairs of removable optical modules to match, clean and inventory. The pre-terminated assembly also keeps the four breakout legs tied to one host connector, which can make rack documentation easier when correctly labelled.
Passive does not mean maintenance-free. The cable should be routed with an appropriate bend radius, supported so its weight does not pull on the ports and protected from accidental movement during rack work. Each breakout leg should be labelled according to the destination interface. Spare-port covers and good airflow practices remain important because dense high-speed equipment can generate significant heat even though the cable itself is not an active appliance.
Operations teams should include the assembly in their asset and topology records. When troubleshooting, test each lane independently, review physical interface counters and confirm that the configured breakout mode still matches the wiring. FourTeck can include installation planning, labelling guidance and basic link verification in a project quotation when required.
Ideal business environments and use cases
Data-centre server access
Connect up to four compatible high-speed server adapters from one supported switch port. This may suit storage nodes, virtualisation hosts, analytics clusters and other bandwidth-intensive systems where short in-rack cabling is appropriate.
Aggregation switching
Use a high-capacity uplink cage as four lower-speed links to access or leaf switches. Confirm the traffic design, redundancy and oversubscription targets before relying on a single host port for several downstream devices.
Lab and test environments
Build flexible test beds for 10G, 25G and 50G interfaces using supported breakout profiles. Labs should document port modes carefully to avoid confusion when equipment is frequently reconfigured.
Service-provider infrastructure
Deploy multiple high-speed links from a dense aggregation platform where equipment is located within the cable’s reach. Capacity planning and failure-domain design remain essential.
Staged network refresh
Retain a common breakout assembly while migrating between supported 10G, 25G and 50G endpoints, subject to exact host-port and destination-device compatibility.
Compact equipment racks
Reduce the number of separate optical components in short connections where passive direct-attach cabling is operationally and physically suitable.
Integration and operational considerations
Start with a port-level diagram rather than only a device list. Mark the host QSFP56 port, its configured aggregate speed and the four lane destinations. Record the endpoint connector, supported speed and any forward error correction requirement. This reduces ambiguity during installation and helps the network team identify whether a failed link is caused by lane mapping, configuration or physical connection.
Check switch software before deployment. Newer breakout hardware may require a minimum RouterOS or firmware release, while older equipment may recognise only selected modes. Schedule configuration changes during a suitable maintenance window because changing a port profile can interrupt traffic. Back up the current configuration and define how the original mode will be restored if testing does not succeed.
Plan cable management around the fan and power layout of the selected switch. Avoid tight bends immediately behind the connector and do not allow the four breakout legs to block airflow. Use hook-and-loop ties rather than over-tightened plastic ties. Label the host end and each leg with the switch and port identifiers. When several breakout assemblies are installed together, colour coding or numbered labels can make fault isolation considerably easier.
For monitoring, collect interface state, negotiated speed, error counters, drops and link events for each logical lane. A single physical host connector can represent four operational links, so alerting should distinguish between a complete host-port failure and an issue affecting one breakout leg. This distinction is particularly important when the four links serve different systems or redundancy groups.
Questions buyers should resolve before ordering
Procurement checklist
✓ Exact model: DQ+BC0003-DS+
✓ Required cable quantity and spare quantity
✓ Host switch model and port number
✓ Destination device models and interfaces
✓ Selected breakout mode and lane speed
✓ RouterOS, firmware or operating-system version
✓ Three-metre reach confirmed in the rack layout
✓ Cross-vendor compatibility evidence where relevant
✓ Rack-labelling and cable-management plan
✓ Redundancy and failure-domain requirements
✓ Installation and configuration scope
✓ Link testing and handover documentation
✓ Current UAE availability and lead time
✓ Regional warranty terms confirmed in quotation
How FourTeck can assist
FourTeck can help turn a model request into a complete and reviewable requirement. The process can begin with the host switch model, destination equipment, selected speeds and a simple rack diagram. Based on that information, the team can help identify whether the DQ+BC0003-DS+ matches the intended breakout profile, whether another cable or optical design should be considered, and what related components belong in the quotation.
For larger projects, assistance can include quantity planning, spare allocation, compatibility review, bill-of-material coordination and delivery planning. Installation or configuration requirements should be stated separately so that physical placement, breakout configuration, testing and documentation can be scoped appropriately. These activities are not assumed to be included with every cable purchase and depend on the final quotation.
Buyers can also browse FourTeck technology products, review available network and infrastructure services, or contact FourTeck with the topology and required quantities. A clear technical request generally produces a more accurate quotation than a model number alone.
UAE availability and support guidance
Contact FourTeck to confirm current UAE availability for the MikroTik DQ+BC0003-DS+. Availability may depend on quantity, vendor lead time and the timing of the request. The quotation should identify the exact model, requested number of cables, delivery destination and any related MikroTik switches, adapters or installation services. FourTeck can coordinate requirement review and delivery planning after the bill of materials has been confirmed.
For projects across Dubai, Abu Dhabi, Sharjah and Ajman, buyers can submit one consolidated requirement covering all deployment locations. This helps separate central stock planning from site-specific installation needs. Delivery coordination, configuration work and onsite activity should be discussed during quotation because scope and scheduling vary by project. No assumption should be made about immediate stock, same-day delivery or a fixed installation date until FourTeck confirms the specific request.
GCC Availability
FourTeck can assist organisations planning MikroTik high-speed network links across GCC markets, including the United Arab Emirates, Saudi Arabia, Kuwait, Qatar, Bahrain and Oman. Support can begin with a review of the host switch, required breakout mode, destination interfaces, cable quantity and deployment location. This is especially useful for regional projects where equipment standards, rack designs and implementation schedules differ between sites. Product availability, delivery planning, service visits and vendor lead times can vary by country, model, quantity and project scope. Buyers should provide the destination country, exact product model, number of cables, required link speed and expected project timeline. Where configuration or installation is required, that work should be included clearly in the quotation. FourTeck can also help assess whether passive three-metre cabling is suitable or whether optical alternatives are more appropriate for a particular site. For regional enquiries, visit the FourTeck business technology contact page or review FourTeck Kuwait resources.
Africa Availability
Businesses and technology partners planning deployments in Africa can contact FourTeck for assistance with product evaluation, quantity planning, compatible switching platforms, breakout requirements and regional procurement coordination. The DQ+BC0003-DS+ is a short passive cable, so the physical rack layout and exact endpoint interfaces should be reviewed before it is included in a cross-border project bill of materials. Availability and fulfilment may depend on the destination, required quantity, vendor lead time, shipping arrangements, local project conditions and the compatibility of the selected network equipment. Buyers should share the destination country, host switch model, number of breakout links, planned speed and preferred deployment schedule. Installation, configuration and support expectations should also be stated because onsite coverage and scope vary. FourTeck maintains regional information through FourTeck Africa, with additional resources for Kenya technology projects and Uganda business requirements. Current product availability and delivery arrangements should always be confirmed for the specific destination.
Related products, services and alternatives
MikroTik CRS812 DDQ
A high-capacity switching platform highlighted by MikroTik for 50G, 200G and 400G deployments. Confirm the precise port plan and required breakout configuration.
MikroTik CRS804 DDQ
A related platform for high-speed environments. Model specifications and available interfaces should be checked against the intended link design.
Optical breakout solution
Consider compatible transceivers and fibre when the distance exceeds three metres, structured cabling is required or passive copper is unsuitable.
Network configuration service
Scope host-port breakout settings, endpoint configuration, interface testing and handover records for a controlled deployment.
Rack cabling assessment
Review cable length, routing, airflow, labelling and serviceability before ordering multiple assemblies for a dense rack.
Suitable lower-speed DAC options
Where breakout is not supported, direct point-to-point SFP+, SFP28 or SFP56 cables may be a better fit for individual links.
Why businesses contact FourTeck
High-speed cabling purchases often fail because the model was selected by connector appearance rather than by the complete link requirement. FourTeck can help buyers confirm the host and destination interfaces, choose the correct breakout mode, review cable reach and identify supporting equipment before a quotation is prepared. This is useful for procurement teams that need a traceable model, quantity and deployment justification rather than a generic accessory line item.
Assistance can also cover bill-of-material coordination, installation planning, configuration scope, testing expectations and regional delivery discussion. The objective is to clarify dependencies and reduce avoidable compatibility issues. Availability, warranty terms, delivery dates and service scope remain subject to the final confirmed quotation.
Frequently asked questions
What is the MikroTik DQ+BC0003-DS+?
It is a three-metre passive breakout cable with one QSFP56 host connector and four SFP56 breakout connectors. It is designed for 200G-to-4×50G use and also supports 100G-to-4×25G and 40G-to-4×10G modes on compatible equipment.
Can it connect one 200G port to four 50G devices?
Yes, that is its primary stated breakout mode. The host switch must support 200G QSFP56 breakout, and each destination device must support a compatible 50G SFP56 connection and required physical-layer settings.
Does it also work for 25G and 10G links?
The cable supports 100G-to-4×25G and 40G-to-4×10G breakout modes. Actual operation depends on the switch port, endpoint cages, software configuration and supported speeds on both ends.
Is this an optical cable?
No. It is a passive direct-attach breakout assembly intended for short electrical connections. For longer distances or structured fibre paths, compatible optical modules and fibre cabling should be evaluated.
Which MikroTik switches are associated with this cable?
MikroTik highlights the cable for CRS812 DDQ and CRS804 DDQ deployments. Buyers should still confirm the exact port, operating mode and software version for the selected switch configuration.
Can I use it with another vendor’s equipment?
Cross-vendor operation may be possible where both devices support the required connector, electrical signalling and breakout mapping, but it should not be assumed. Confirm interoperability guidance for both endpoints before ordering.
Does the cable require a separate license?
No cable-specific license is confirmed. However, the host platform must support and be configured for the required breakout mode, and any platform-specific software or licensing dependencies should be checked separately.
What information is needed for a quotation?
Provide the exact model, quantity, host switch, destination devices, required breakout speed, deployment location, requested timeline and whether configuration or installation assistance is required.
Is the DQ+BC0003-DS+ currently available in Dubai?
Availability changes with quantity and vendor lead time. Contact FourTeck to confirm current UAE availability and delivery coordination for the exact requirement.
Can FourTeck help configure and test the breakout links?
Configuration and testing support can be discussed as part of the quotation. The scope may include breakout settings, endpoint checks, interface verification and basic handover documentation, depending on project requirements.
Confirm the complete link before you order
Send FourTeck the host switch, destination interfaces, required speed, cable quantity and deployment location. The team can help review compatibility and prepare a requirement-based quotation for Dubai, the UAE or a regional project.
