DESCRIPTION
The ST 0.9mm Simplex Single Mode/Multimode Fiber Optic Pigtail is a high-quality fiber optic solution designed for precision and reliability in a wide range of applications. Featuring an ST connector and a 0.9mm simplex cable, this pigtail is perfect for splicing into optical fibers in FTTH, telecommunications, and data center networks.
The pigtail is suitable for single-mode or multimode fibers and offers excellent optical performance with low insertion loss and high return loss. Its robust design ensures long-term durability, making it ideal for environments where reliability and performance are critical.

- Connector Type: The ST connector features a bayonet coupling mechanism, ensuring a secure and reliable connection.
- Cable Jacket: The 0.9mm tight buffer fiber provides flexibility and protection against mechanical stress during installation.
- Polish Type: Available with UPC (Ultra Physical Contact) or PC (Physical Contact) for multimode and APC (Angled Physical Contact) for single-mode fibers.
- High-Quality Ferrules: Ceramic ferrules ensure excellent concentricity and precise alignment for optimal signal transmission.
- Customizable Options: Available with different fiber lengths, connector colors, and jacket materials to meet specific project requirements.
Product Specifications
| Connector | ST | Jacket OD | 0.9mm |
| Fiber Mode | SM/MM | Jacket Color | 12 Color Optional |
| Polish | UPC or APC | Wavelength | 1310/1550nm |
| Jacket Material / Rating | LSZH/PVC/OFNP | Durability | Plug and Unplug 1,000 times |
| Insertion loss | ≤0.3dB | Return loss | UPC≥50, APC≥60 |

- FTTH Networks: Suitable for splicing in fiber-to-the-home connections, ensuring stable and reliable signal transmission.
- Telecommunications: Used in telecommunication closets and outdoor cabinets for efficient signal routing.
- Testing Equipment: Ideal for connecting to optical testing devices in laboratories or field environments.
- Data Centers: Provides seamless integration into high-density patch panels and optical distribution frames.
- CATV Networks: Reliable for transmitting cable television signals in both residential and commercial setups.
Q1: What is the main application of the ST 0.9mm simplex fiber pigtail?
It is commonly used for splicing into optical fibers in FTTH, telecom networks, and data centers.
Q2: Can this pigtail be used for both single-mode and multimode fibers?
Yes. It is available in both SM (OS2) for long-distance transmission and MM (OM1–OM5) for short-range, high-speed connections.
Q3: What is the typical insertion loss performance?
Insertion loss is ≤0.3 dB, while return loss can reach ≥50 dB for UPC and ≥60 dB for APC connections.
Q4: What is the jacket size of this pigtail?
The pigtail uses a 0.9mm tight-buffered cable, making it compact and suitable for splicing projects.
Q5: Is the ST connector design durable for repeated use?
Yes. The bayonet-style ST connector provides secure locking and stable performance in various environments.
Q6: Can the length and color be customized?
Yes. Standard lengths are available, and customization of length, jacket color, and labeling is supported.
Q7: What testing is performed before shipment?
Each pigtail undergoes 100% optical testing for insertion loss and return loss to meet Telcordia GR-326 standards.








