
1480nm Single Mode 3 Ports Optical Circulator
P/N: FIR-1480-SM-3P-OC|SKU: 10219
Unit Price
MOQ: 1 pcs
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1480nm Single Mode 3 Ports Optical Circulator
The 1480nm Single Mode 3 Ports Optical Circulator is a compact passive optical device designed to route optical signals sequentially from Port 1 → Port 2 → Port 3 with high efficiency. Optimized for the 1480nm wavelength range, it delivers low insertion loss, high isolation, and excellent return loss for reliable signal transmission in single mode fiber systems.
Built with SMF-28e fiber, this circulator ensures stable performance and minimal signal degradation, making it suitable for a wide range of optical communication and signal routing applications. Its robust design and low polarization dependent loss enable consistent operation in demanding network environments.
Specifications
Parameter | Unit | Value |
|---|---|---|
Center Wavelength | nm | 1480 |
Operating Wavelength Range | nm | ±30 |
Peak Isolation (Typ.) | dB | 50 |
Isolation (Min.) | dB | 40 |
Insertion Loss (Max.) | dB | 0.8 |
Return Loss (Min.) | dB | 50 |
Polarization Dependent Loss | dB | ≤0.15 |
Max Optical Power (CW) | W | 0.5/1/5 |
Max Peak Power (Pulse) | KW | <10@ns pulse |
Crosstalk (Min.) | dB | 45 |
Fiber Type | - | SMF-28e |
Package Dimensions | mm | Φ5.5 x L50 |
Operating Temperature | °C | -5 to +70 |
Storage Temperature | °C | -40 to +85 |
Notes: Tested at 25 °C. Data exclude connectors. Adding connectors will increase insertion loss by approximately 0.3 dB, reduce return loss by 5 dB.
Dimensions

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