Techwin TW3100 Fiber Optic OTDR
By Fiblit / July 20, 2026 / No Comments
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Techwin TW3100 Fiber Optic OTDR
Part Number: FL-TW3100
Category: Fiber optic Tools
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The Techwin TW3100 Fiber Optic OTDR is a professional handheld Optical Time Domain Reflectometer designed for installation, maintenance, and troubleshooting of FTTH, FTTx, metro, and telecommunications fiber optic networks. Featuring dual-wavelength testing, high dynamic range, a color touchscreen display, and integrated Optical Power Meter (OPM), Visual Fault Locator (VFL), Optical Light Source (OLS), and RJ45 cable testing, the TW3100 provides a complete all-in-one fiber testing solution for field technicians.
- Dual-wavelength OTDR (1310/1550 nm).
- Dynamic range up to 32/30 dB.
- 5.6-inch color touchscreen display.
- Integrated Optical Power Meter (OPM).
- Built-in Optical Light Source (OLS).
- Integrated 10 mW Visual Fault Locator (VFL).
- RJ45 cable mapping and length testing.
- Automatic and manual OTDR measurement modes.
- Supports standard SOR file format.
- Long-life rechargeable lithium battery.
- Quickly locates fiber breaks, bends, and splice losses.
- Combines multiple fiber testing functions in one device.
- Reduces troubleshooting and maintenance time.
- Portable and rugged design for field applications.
- Supports FTTH, FTTx, metro, and backbone networks.
- Provides accurate event analysis with professional OTDR measurements.
- FTTH Installation.
- FTTx Networks.
- Telecommunication Networks.
- Metro Fiber Networks.
- ISP Backbone Maintenance.
- Fiber Optic Troubleshooting.
- Acceptance Testing.
- Enterprise & Data Center Networks.
| Specification | Details |
|---|---|
| Product Type | Handheld Fiber Optic OTDR |
| Model | Techwin TW3100 |
| Operating Wavelengths | 1310 / 1550 nm |
| Fiber Type | Single Mode (G.652) |
| Dynamic Range | 32 / 30 dB |
| Event Dead Zone | 2 m |
| Attenuation Dead Zone | 8–9 m |
| Distance Range | 0.3 – 180 km |
| Pulse Width | 5 ns – 20 μs |
| Sampling Resolution | 0.125 – 8 m |
| Display | 5.6-inch Color Touch Screen |
| Storage | SD Card, More than 10,000 OTDR Traces |
| Interfaces | USB, SD Card |
| Built-in Functions | OTDR, OPM, OLS, VFL, RJ45 Cable Test |
| VFL | 650 nm, ≥10 mW |
| Battery | Rechargeable Lithium Battery |
| Battery Life | Up to 8 Hours Continuous Operation |
| Weight | Approx. 1.5 kg |
| Operating Temperature | -10°C to +50°C |


