SC/APC Optical Fiber Splitter single mode dual window FBT couplers

Product Details:
Place of Origin: shenzhen
Brand Name: DYS/OEM
Certification: IS09001-2015.ROHS
Model Number: SC/APC
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Individual box or according to customer's request
Payment Terms: T/C,L/C
Supply Ability: 2000/Weeks

Detail Information

Brand Name:: DYS/OEM Model Number:: Dual Window FBT
Operating Temperature:: -40℃ - 85℃ Certifaction:: ISO9001, ROHS
High Light:

multimode fiber splitter


single mode fiber splitter

Product Description




Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: DYS/OEM
  • Model Number: dual window FBT
  • Connector: SC, FC, LC, ST...
  • Ferrule Polish: APC,UPC,PC
  • Splitting Ratio: 50:50, 40:60, 30:70, 20:80, 10:90
  • Fiber Diameter: bare fiber, 0.9mm, 2.0mm, 3.0mm
  • Operating temperature: -40℃ - 85℃
  • Certifaction: ISO9001, ROHS
  • Operating: 1310±40 and 1550±40
  • Excess loss: 0.15
  • Directivity: 50(1x2),60(2x2)

DYS's Dual Window Wideband Couplers are high quality components designed to divide or combine optical signal in optical fiber system. These devices are fabricated by using the fused bi-conical taper(FBT) process are reliable over wide range of temperature. The operating wavelength is 1310nm and 1550nm and the passband is 80nm. The coupling ratio can range from 1:99 to 50:50. Various packaging and pigtailing configurations can satisfy our customer's requirements.




Low insertion loss


High directivity

Long haul reliability

Customer defined specifications




Fiber in the loop

Local area network


Fiber optic sensing

Test instruments 


Parameter   Unit Premium A B
Operating   nm 1310±40 and 1550±40
Excess loss Typ. dB 0.15
Polarization Stability Max dB 0.15 0.15 0.2
Uniformity(50:50) Max dB 0.4 0.5 0.6
Thermal Stability Max dB 0.2 0.3 0.4
Directivity Min dB 50(1x2),60(2x2)
Reflectance Min dB 50(1x2),60(2x2)
Operating Temperature   °C -30~85
Operating Temperature   °C -40~85
  50/50 Max dB 3.4/3.4 3.6/3.6 3.7/3.7
40/60 4.5/2.6 4.6/2.7 4.7/2.8
30/70 5.8/1.85 5.9/1.9 6.0/2.0
20/80 7.6/1.2 7.7/1.3 7.9/1.4
10/90 10.8/0.65 11.0/0.7 11.1/0.8
1/99 21.8/0.2 22.1/0.25 22.5/0.3


SC/APC Optical Fiber Splitter single mode dual window FBT couplers 0


Competitive Advantage

DYS strictly enforce the ISO9001 quality management system, companies with good facilities and qualified human resources management to ensure product quality stability and excellent performance; and good after-sales service, to win the trust of customers, products exported to Europe and the United States and Southeast Asian countries.