Microduct Connectors

Microduct connectors are designed to join microducts seamlessly, ensure fast and secure connections and disconnections. The durable construction is designed to withstand high-pressure forces, making it suitable for direct buried (DB) applications.The transparent body allows for easy visual inspection of cables within the connector, ensuring reliability in fiber optic network infrastructure.

The Microduct straight connectors are easy to install and provide a secure connection for microducts, allowing for pipeline smooth and efficient air blown cable laying in telecommunications, FTTx and municipal engineering projects.

microduct featured image

Microduct Connectors Features

  • Suitable for 3mm to 20mm microduct tubing joint and protection
  • Effortless “push-in” installation, opening and closing are both manually installed, no additional tools are required;
  • The main body is made of transparent material, which is beautiful and convenient for observing the internal status;
  • 95% of materials are high strength plastic materials, ensuring durability and long lasting;
  • Unique structure with locking rings to prevent accidental connector removal, and internal cone hole to prevent fiber hang up;
  • High and low temperature resistance from -40℃ to 65 ℃, good for outdoor use, direct buried or underground.
  • High pressure resistance larger than 25bar, especially good for air blown cable;
  • Tested by EN 50411-2-8:2009 standards, IP68 outdoor use;
  • Internal plastic part color can be customize, like green, blue, red, black, etc

Microduct Connectors Temperature performance

Operation temperature-40 ~ +65℃
Pressure resistanceContinuous up to 16bar for air blown fiber systemBurst pressure exceed 25 bar
Leakage under pressure16bar:1ml/min or better;0.4bar:0.01ml/min or better
Water ingress protectionZero ingress after 15ins@10kPa water Over pressure @23℃. En61300-2-38 Method AIP68 rated
Insertion force12mm <50N14mm <120N
Tensile strength3-7mm≥300N8-20mm≥400N
FluidCompressed air
Service life20 years
StandardBS-EN 50411-2-8:2009*

* Please see the test items and results at the end of this page.

Microduct Connector Product Series

Microduct Straight Connector

  • Micro duct outer diameter optional from 3mm, 5mm 7mm, 8mm, 10mm, 12mm, 14mm, 16mmm, 18mm, 20mm
  • Both side of the connector are the same diameter
  • Custom color: red, blue, green, black
microduct straigh connector
microduct reduced connector

Microduct Reduced Connector

  • Reduced micro duct outer diameter like: 5 to 3mm, 12 to 5mm, 12 to 8mm, 12 to 10mm, 14 to 10mm, 14 to 12mm, 16 to 14mm, etc
  • Both side of the connector outer diameter are different
  • Custom color: red, blue, green, black

Microduct End Stop

  • Micro duct outer diameter optional from 3mm, 5mm 7mm, 8mm, 10mm, 12mm, 14mm, 16mmm, 18mm, 20mm
  • One side is open, one side is closed
  • Custom color: red, blue, green, black
microduct end stop

Microduct Connectors Installation Method

  • Cut both ends of the tubing flat and clean thoroughly.
  • Assemble and connect according to the correct procedures as above microduct component.
  • After connecting the microduct connector, use the cluster tube retainer for protection.
  • After the micro-tube joint is connected, it needs to be used in conjunction with the cluster tube protective cover to play a protective role.
microduct connector step

Kind Notes:

  • Please confirm the microduct outer diameter whether has damaged or scratches ,connection face must be clean.
  • Please confirm the microduct outer diameter nominal tolerances meets+0.1mm.
  • Please make sure the connection micro-duct end face is cut into the rectangular plane.
  • Please confirm the microduct should be through it the sealing ring,has been pushed to the end of the joint,until it couldn’t go far again.
  • After connecting the micro-ducts, must check whether the duct can pull, then put into use.
  • When disassembling the micro-ducts, please make sure the pressure is 0.

Why Buy Microduct Connector from Yingda?

Pressure Resistance Advantage: The microduct connector can reach a pressure of 10kg and can remain leak-proof under low pressure or no pressure conditions. Other quick-connect plugs on the market cannot achieve this performance and the pressure basically cannot reach 8kg. 

Circlip Advantage: The unique, figure-8 design of the circlip compensates for design flaws in other quick-connect connectors on the market, such as the tendency for the tubing to pop out or the circlip to break. For example, under normal ventilation conditions, the tubing can easily deform and enlarge, but our quick-connect connectors maintain normal operation, making it less likely for the tubing to become stuck or ejected. Even if the tubing deforms and cannot be restored, it remains easy to insert and remove. The tubing can also be removed while ventilation is still in progress (but be careful). 

unique figure 8 strucure

Sealing O-ring Advantage: The unique O-ring design ensures that once the tubing is inserted, it remains airtight, regardless of any rotation, cord pulls, or folding of the tubing. However, other quick-connect connectors on the market can leak if the tubing is even slightly folded.

microduct connector parts

Material Advantages: This microduct connector offers high-temperature resistance, maintaining a constant temperature of approximately 100°C, and low-temperature resistance down to approximately -30°C, making it relatively stable. Other similar quick-connect connectors on the market use PE nylon, a material with the disadvantage of softening easily in high temperatures or in summer, causing the locking ring cap to pop out, and are prone to cracking in low temperatures.

*Summary results of testing to BS EN 50411-2-8:2009

TestResult
Vibration (sinusoidal)PASS visual and sealing performance test
Microduct retentionPASS visual and sealing performance test
Microduct bendingPASS visual and sealing performance test
TorsionPASS visual and sealing performance test
Crush resistancePASS visual and sealing performance test
Impact resistancePASS visual and sealing performance test
Microduct re-entryPASS visual and sealing performance test
Temperature cyclingPASS visual and sealing performance test
Salt mistPASS visual and sealing performance test
Insertion forcePASS visual and sealing performance test

How to Pack Microduct Connectors?

Yingda apply good proection for each pieces and with plastic film pack internal and then carton boxes to hold them well.

For example:

YDMC-FPU5mm 5mm microduct straight connectors, will be 3000pcs/carton.

microduct connector package (1)

Fiber Optic Manufacturer

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