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FCST-15JDB-SC
FCST
FCST-15JDB-SC
Product Overview

A Straight Connector Built for Direct Burial. No Rust. No Leaks. No Rethink.
Underground microduct networks face a simple but costly reality: the weakest connection determines the lifespan of the entire link. Water ingress, corrosion, impact damage from backfill, or a failed seal—any of these can turn a routine splice into an expensive excavation.
FCST-15JDB-SC Microduct Straight Connector is a metal-free, push-fit microduct straight connector engineered specifically for direct burial (DB) and direct installation (DI) environments. It combines a crystal-clear, impact-resistant body with IP68-rated sealing and a pre-assembled safety locking clip—giving you a connection you can install quickly and forget for decades.
Pre-assembled Safety Locking Clip.
Impact resistance – 15J certified.
Universal bore – reduces SKU complexity.
Anti-sediment design, Chemical resistance.
Full plastic design(metal-free)-zero rust risk.
For 7 -16 mm microducts, OEM customization.
Suitable for use in Direct Buried (DB) applications.
Easy "push-in" installation, Crystal clear transparent body.
Components are made of recyclable materials to reduce CO2 emissions.
Product Specifications
Construction | Description |
Tube To Connector | HDPEMicroduct( DB | DI | TW ) |
Fluid | Air with blowing system |
Working Pressure | 20 bar |
Burst Pressure | 25 bar |
Estimated Life | 25 years |
Protection Class | IP68 |
Water Ingress Test | 0.5 bar during 168 hours |
Installation Temperature | -15°C to +50°C |
Operation Temperature(after blowing) | -20°C to +70°C |
Transport and Storage Temperature | -15°C to +45°C |
Insertion Force | Size≤12mm,≤ 50 N | Size≥14mm,≤ 120 N |
Impact Resistance | 15J |
According To Standards | DIN EN 50411-2-8,EN 50411-2-5,lEC 60794-1-24, E4: 15 Joules, |
standard |
EN 60529:IP68 |
EN 61300-2-26: Salt Mist |
EN 61300-2-33: Re-entries |
lEC 60794-1-24, E4: 15 Joules |
EN 61300-2-10: Crush Resistance |
EN 61300-3-1: Visual Appearance |
EN 61300-2-4: Microduct Retention |
EN 61300- 2-34: Chemical Resistance |
EN 50411-2-8:Annex E:Insertion Force |
EN 61386-22: Glow Wire Test at 750°C |
EN 50411-2-8:Annex D:Installation Test |
EN 61300-2-22: Change of Temperature |
EN60794-1-2 Method E1. Tensile Strength |
EN 61300-2-38: 2006,Method B:Pressure Loss |
EN 50411-2-8:Annex C: High Pressure Resistance |
EN 61300-2-23: 1997,Method 2:Water Immersion |
EN 61386- 24: Conduit Systems Buried Underground |
EN 61300-2-38:2006, Method A:Sealing Performance |
Product Material

Ordering Information

| Model | D (mm) | A (mm) | B (mm) | L (mm) | Weight (g) |
| FCST-15JDB-SC7 | 7+0.4 | 18.8+0.2 | 6.10±0.2 | 45.2±0.2 | 9-9.8 |
| FCST-15JDB-SC10 | 10+0.4 | 21.8+0.2 | 9.1±0.2 | 46.6±0.2 | 13-15 |
| FCST-15JDB-SC12 | 12+0.4 | 24.7+0.2 | 11.1±0.2 | 54.5±0.2 | 18-22 |
| FCST-15JDB-SC14 | 14+0.4 | 26.7+0.2 | 13.0±0.2 | 54.9±0.2 | 15-17.3 |
| FCST-15JDB-SC16 | 16+0.4 | 28.7+0.2 | 15.1±0.2 | 56.4±0.2 | 21-25 |
*Note: For other sizes, please contact the sales department.

Q&A
1.What is the production capacity of push-in microduct connector?
14/10mm
Daily production capacity: 23,000 pcs.
Monthly production capacity: 780,000 pcs.
2.How many production facilities and employees does FCST have?
1.Factory area: 12,000 square meters.
2.Number of employees: 150 people.
3.High-speed punching machines: 10 sets.
4.Plastic injection molding machines: 43 sets.
5.Sealing ring compression molding machines: 4 sets.
6.CNC machine tools: 60 sets.
7.Automated parts assembly production lines: 40 sets.
8.Manual assembly presses: 20 sets.
9.Semi-automated Microduct Connector assembly machines: 2 sets.
10.Product testing equipment: 10 sets.
3.Which parts of 3/8" transparent body microduct coupler can be customized in color?
Customizable Parts:Retaining Ring,Spring Sleeve,Release Sleeve,Locking Clip
Customizable Color: The colors can refer to RAL color card and PANTONE color card.

4.What processes are required for customizing DB push fit microduct fittings?

5.What environmental certifications do air blown micro duct connector comply with?
Rhos、Reach
