SOPTO’s SPTK-3302 Series Optical Time Domain Reflectometer (OTDR)
A new-generation intelligent meter for fiber communication system detection, designed for comprehensive fiber network analysis and troubleshooting.
Product Overview
The SPTK-3302 Series OTDR represents a new generation of intelligent fiber testing equipment, providing comprehensive analysis capabilities for fiber optic communication systems. Its advanced features make it an indispensable tool for network installation, maintenance, and troubleshooting.
Supports online testing without disrupting network services

Core Function & Testing Capabilities
Utilizes 1625nm wavelength to scan and analyze fiber access points with high precision, delivering detailed insights into fiber network characteristics and potential issues.
Online Testing
Incorporates an optical filter for safe online testing, ensuring network services remain uninterrupted during diagnostics
Precision Analysis
1625nm wavelength scanning provides accurate detection and analysis of fiber access points and potential fault locations
Standard & Optional Features
Standard Features
Built-in VFL
650nm visual fault locator with FC/UPC connector for quick fault location
Built-in Power Meter
Verifies signal presence and measures optical power levels
Optional Features
Laser Source (LS)
Via OTDR1 Port for local network total loss verification with a power meter
Fiber Microscope (FM)
USB-connected for connector end-face inspection, captures and stores images
PON Online Test
Enables testing in passive optical networks without service interruption
Applications
LAN and WAN testing and maintenance
Metro network testing and troubleshooting
Laboratory and factory testing environments
Optical network construction verification
FTTX testing for PON networks (optional)
Fiber optic network fault diagnosis and repair
The SPTK-3302 Series OTDR is designed to meet diverse fiber testing needs with a combination of essential and expandable functions, providing both efficiency and flexibility for network technicians. Its intelligent design and comprehensive testing capabilities make it a valuable tool for any fiber optic network environment.