High Temperature 200°C Singlemode 1x2 Fused Splitter Broadband Couplers


The high temperature 1x2 fiber optic coupler is based on fused biconical taper technology and compact packaging structure. It features good uniformity, low excess loss and very low polarization sensitivity. This 1x2 fused splitter features of High Sustained Temperature, Low PDL, High Directivity with stable and reliable optical performance.

The passive optic device is ideal for splitting or combining light with exceptional performance over a wide wavelength range and widely used for aerospace, petroleum service systems, military applications and other special optical networks.

Product Specifications

Port Configuration 1x2
Wavelength & Bandwidth 1550nm±40nm
Splitting Ratio 50:50 Insertion Loss 3.4dB (Max)
Uniformity 0.6dB (Max) PDL 0.1dB (Max)
Return Loss 55dB (Min) Operating power 5W
Excess Loss 0.07dB (Typ) Storage Temperature -50 to +200°C
Operating Temperature -40 to +200°C Package Type Ø3x54mm for bare fiber


Order Information
If you are looking for a OEM-oriented series products or fiber optical solution suggestion, you can fell free to send us email (sales@lightoptics.co.uk) directly.

Port Configuration 1x2 or 2x2
Wavelength Options 1550nm; 1310nm; 1490nm; 2000nm or others
Splitting Ratio 50:50; 40:60; 30:70; 20:80; 10:90; 1:99 or others Fiber Lengths 0.5m; 1m; 1.5m; 2m or others
Fiber Connectors FC; LC; SC; ST or others
Package Types Ø3x54mm or 7.5x9x62mm

Worldwide FREE Shipping on orders over US$179

We offer FREE shipping on orders over US$179 WORLDWIDE by FedEx, DHL or UPS! We ship orders Monday through Friday from our warehouses. Most of the orders will be processed and shipped within 1~2 business days, excluding some custom items. The specific shipping time varies on the destination, shipping service you choose, and customs clearance. If you have a strict delivery time requirement, you may contact the sales representative before your purchase, and we will recommend you an appropriate shipping method. According to shipping methods, delivery time around the world is estimated as follows:

  • FedEx Estimated 3-6 business days
  • DHL Estimated 3-6 business days
  • UPS Estimated 3-6 business days

Extended 30-day, no-questions-asked Return Policy

We have a 30-day, no-questions-asked return policy for all of our products. If you aren’t satisfied, please contact our team within 30 days of receipt for a refund or replacement. To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original and unopened packaging. To initiate a return please contact our customer success team who will issue an RMA number and provide return shipping instructions.

How to Track your orders

Once your package leaves our warehouse, we'll send you a shipment notification email. This email includes the carrier name, tracking number, shipping date and items' details. You can click the tracking number to track your package on the carrier's website, like DHL, FedEx or UPS.

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High Temperature 200°C Singlemode 1x2 Fused Splitter Broadband Couplers
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