Shenhuo Seiko Nanjing Communication Technology Co., Ltd
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The Ultimate Guide to the S100TOF Special Fiber Fusion Splicer

April 09 , 2026
In the demanding world of fiber optics, standard fusion splicers often struggle with the unique challenges posed by small-core special fibers. Whether you are working with complex telecommunications infrastructure, ruggedized military cables, or specialized sensing equipment, precision and reliability are non-negotiable.
Enter the S100TOF Small-Core Special Fiber Fusion Splicer by Shenhua Seiko (Nanjing Shenhua Jingong Communication Technology Co., Ltd.). Engineered specifically for fibers with a cladding diameter of 50~80µm, this device is a powerhouse of accuracy, portability, and environmental adaptability.
This guide will walk you through the features, specifications, and why this machine stands out in the field.

Key Features: Precision Meets Practicality

The S100TOF is designed to ensure perfect alignment and low-loss splicing, even in the most challenging conditions.
  • Dual-Camera Core Alignment: Equipped with two high-resolution cameras, the S100TOF allows you to observe both the X-axis and Y-axis directions simultaneously. This ensures perfect fiber alignment every time.
  • Intelligent Arc Calibration: The splicer features real-time arc auto-calibration based on pressure, environment, and temperature parameters. You also have the option for manual calibration, giving you full control over the process.
  • Enhanced Visibility: A 4.3-inch LED color touch screen provides a clear display, supporting multiple customizable language modes. Additionally, the device features dual high-power lighting, making night operations and work in dark conduits effortless.
  • Robust Connectivity: The device comes with two USB ports—one for data transfer and another specifically designed to connect to external construction lighting. It also features two 12V power interfaces, allowing you to power the device from either the internal battery or an external power source simultaneously.

Technical Specifications

The S100TOF is built to handle a wide range of fiber types and environmental conditions.
表格
Parameter Specification
Model S100TOF
Applicable Fiber SM (Single Mode), MM (Multi Mode)
Core Diameter Range Cladding 50~80µm; Coating 60~100µm
Splicing Loss 0.02dB (SM); 0.01dB (MM)
Return Loss > 60dB
Electrode Life Typical 3000 times
Splicing/Heating Time 8~10s / 20s (Standard 60mm)
Data Storage 10,000 splicing records; 100 splicing images
Dimensions 130mm (W) x 154mm (D) x 130mm (H)
Weight 1.65KG (including battery)

Environmental Durability

One of the standout features of the S100TOF is its ability to operate in extreme environments.
  • Wide Operating Range: It functions reliably from -10°C to +50°C.
  • High Altitude & Wind Resistance: Rated for operation at altitudes from 0 to 5000m and can withstand wind speeds of up to 15m/s.
  • Humidity Tolerance: Operates in humidity levels below 95% RH (non-condensing).

Power & Portability

Designed for field technicians, the S100TOF balances power with portability.
  • Battery: Features a built-in 11.1V, 5200mAh Lithium battery.
  • AC Adapter: Universal input (AC100-240V, 50/60Hz) with output DC13.5/4.5A.
  • Compact Design: At just 1.65KG, it is lightweight enough for easy transport without sacrificing durability.

About the Manufacturer

Nanjing Shenhua Jingong Communication Technology Co., Ltd. is a leading manufacturer in the fiber optic industry. Located in the Jiangbei New Area of Nanjing, the company is dedicated to providing high-quality fiber optic solutions for global markets.
Contact Information:
Whether you are a field engineer or a network installer, the S100TOF offers the perfect blend of speed, accuracy, and ruggedness required for modern fiber optic networks.
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