FREE shipping on orders over US$200 
2×2 1310 & 1490nm Dual Window Singlemode FBT Coupler Splitter With Steel Tube
The 2×2 1310 & 1490nm Dual Window Singlemode FBT Coupler Splitter With Steel Tube is a high-performance optical splitting and combining device designed for stable operation across the 1310 nm (O-band) and 1490 nm (E-band) wavelength windows. Manufactured using advanced Fused Biconical Taper (FBT) technology, this coupler splitter offers low insertion loss, precise splitting ratios, excellent wavelength stability, and consistent bidirectional optical performance for dual-wavelength singlemode fiber networks.
$17.38
2×2 1310 & 1490nm Dual Window Singlemode FBT Coupler Splitter With Steel Tube
The 2×2 1310 & 1490nm Dual Window Singlemode FBT Coupler Splitter With Steel Tube is a high-performance optical splitting and combining device designed for stable operation across the 1310 nm (O-band) and 1490 nm (E-band) wavelength windows. Manufactured using advanced Fused Biconical Taper (FBT) technology, this coupler splitter offers low insertion loss, precise splitting ratios, excellent wavelength stability, and consistent bidirectional optical performance for dual-wavelength singlemode fiber networks.
Protected by a rugged stainless-steel tube, the device provides superior mechanical durability, enhanced environmental resistance, and long-term operational reliability in both indoor and outdoor deployment conditions. The precision fused-taper design ensures low polarization-dependent loss (PDL) and uniform optical power distribution across all ports.
With its 2×2 configuration, the device supports flexible functionality as both a splitter and a combiner, making it suitable for a wide range of optical applications. Available in multiple coupling/split ratios—such as 50/50, 60/40, 70/30, 80/20, and 90/10—it is widely used in FTTH/FTTx systems, EPON/GPON PON networks, CATV distribution, optical monitoring, CWDM/DWDM systems, and fiber-optic sensing setups.
Specifications
| Parameter | Value | ||||
|---|---|---|---|---|---|
| Configuration | 1 x 2 or 2 x 2 | ||||
| Type | Single Window | Dual Window | Three Window | All Band | |
| Center Wavelength | 1310/1550nm | 1310 & 1550nm/1310 & 1490nm/1490 & 1550nm | 1310 & 1490 & 1550nm | 1260 ~ 1620nm | |
| Operating Wavelength Range | ±40nm | ±40nm | ±40nm | – | |
| Insertion Loss | 50/50 | ≤3.4dB | ≤3.6dB | ≤3.6dB | ≤3.8dB |
| 10/90 | ≤10.65/0.65dB | ≤11.2/0.75dB | ≤11.2/0.75dB | ≤11.4/1.15dB | |
| 5/95 | ≤13.8/0.4dB | ≤14.15/0.4dB | ≤14.15/0.4dB | ≤14.3/0.8dB | |
| 1/99 | ≤21.15/0.2dB | ≤21.6/0.25dB | ≤21.6/0.25dB | ≤21.95/0.65dB | |
| PDL | ≤0.15dB | ||||
| Directivity | ≥55dB | ||||
| Return Loss | ≥50dB | ||||
| Operating Temperature | -10 ~ +70°C | ||||
| Storage Temperature | -40 ~ +85°C | ||||
| Dimension | Φ3 x 54mm | ||||
Note:
- Above specifications are for devices without connector. Add an additional 0.2dB loss per connector.
- Only the popular coupling ratios are listed. For more parameters, please contact sales@sunmafiber.net.
Related Products
The 1×2 1260~1620nm All Band Singlemode FBT Coupler Splitter With Steel Tube is a high-performance optical power-splitting device designed to support the full telecom wavelength range—from 1260 nm to 1620 nm, covering O, E, S, C, L, and U bands. Manufactured using advanced Fused Biconical Taper (FBT) technology, this splitter provides low insertion loss, high splitting accuracy, excellent wavelength stability, and reliable performance across the entire operating band.
The 1×2 850nm Single Window Multimode FBT Coupler Splitter With Steel Tube is a high-performance optical power-splitting device designed specifically for 850 nm multimode fiber networks, including short-reach data communication and sensing applications. Built using advanced Fused Biconical Taper (FBT) technology, this splitter ensures stable optical power distribution, low excess loss, accurate coupling ratios, and excellent performance within the 850 nm operating window.
The 1×2 1310nm Single Window Multimode FBT Coupler Splitter With Steel Tube is a high-quality optical power-splitting device engineered for stable and efficient operation in 1310 nm multimode fiber networks. Utilizing advanced Fused Biconical Taper (FBT) technology, this splitter delivers low excess loss, accurate coupling ratios, stable power distribution, and reliable optical performance within the 1310 nm operating window.
The 1×2 1310 & 1490nm Dual Window Singlemode FBT Coupler Splitter With Steel Tube is a high-performance optical splitting device designed for stable and accurate power distribution across both the 1310 nm and 1490 nm wavelength windows. Utilizing advanced Fused Biconical Taper (FBT) technology, this splitter ensures low insertion loss, high splitting accuracy, and excellent wavelength stability, making it ideal for FTTx, PON, and multi-wavelength communication systems.
The 2×2 1260~1620nm All Band Singlemode FBT Coupler Splitter With Steel Tube is a high-performance optical splitting and combining device engineered for reliable operation across the entire 1260–1620 nm telecom wavelength range, covering O, E, S, C, L, and U bands. Using advanced Fused Biconical Taper (FBT) technology, this broadband splitter ensures low insertion loss, excellent uniformity, precise splitting ratios, and outstanding wavelength stability throughout the full optical spectrum.
Reviews
There are no reviews yet.