
Online OTDR POS520, up to 48 Ports, 125 km
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The POS520 is a rack-type online OTDR for continuous fiber monitoring at 1310 and 1550 nm, scaling to 48 ports. It reaches 125 km with 38 dB dynamic range, locates events to ±2 m at 40 km, and measures loss to 0.001 dB.
Key Features
- Operating wavelengths 1310 / 1550 nm
- Up to 48 ports
- Maximum test distance 125 km
- Location accuracy ±2 m @ 40 km, ±5 m @ 80 km, ±10 m @ 120 km
- Dynamic range 38 dB
- Loss measurement accuracy 0.001 dB
Typical Applications
- 24/7 fiber-plant monitoring
- Network operation centers
- Critical-infrastructure links
Related Products
- Optical Network Monitoring Platform OM120 — web monitoring platform
- Fiber Cable Identifier DEV1100 — cable identifier
- OTDR AE3100 Series — portable OTDR
Browse all: Fiber Monitoring Systems · Fiber Test Instruments
Model: POS520 · Pricing and lead time on request — contact WaveQuanta for a quote.
| Wavelengths | 1310 / 1550 nm |
| Ports | up to 48 |
| Max Test Distance | 125 km |
| Location Accuracy | ±2 m @ 40 km; ±5 m @ 80 km; ±10 m @ 120 km |
| Dynamic Range | 38 dB |
| Loss Accuracy | 0.001 dB |
Product Family: Fiber Monitoring Systems (3 variants)
| Product | SKU | Size | Clear Aperture | Operating Wavelength | |
|---|---|---|---|---|---|
| Fiber Cable Identifier DEV1100 — OTDR + Φ-OTDR, 20 Ports |
DEV1100
| — | — | — | Contact |
| Online OTDR POS520, up to 48 Ports, 125 km Current |
POS520
| — | — | — | |
| Optical Network Monitoring Platform OM120, 8 Ports, Web-Based |
OM120
| — | — | — | Contact |





