Product Introduction
The TFN S7 Six-Motor Fully Automatic Fiber Fusion Splicer is a high-performance, professional-grade splicing machine designed for long-haul trunk lines, provincial backbone networks, and base station emergency repairs. Equipped with a six-motor core alignment system, it ensures ultra-low splicing loss (as low as 0.01dB) and achieves splicing in just 6 seconds. Its dual operation modes (touchscreen + physical buttons), large 5200mAh battery, and three-in-one universal clamp make it an ideal choice for telecom engineers, field technicians, and network maintenance teams seeking reliability, speed, and precision in fiber optic fusion splicing.
Key Selling Points (Bullet Points)
-Ultra-Fast & High-Precision Splicing
The S7 features a six-motor core alignment system designed for long-distance trunk lines, delivering consistent splicing loss as low as 0.01dB. With a splicing time of just 6 seconds in FAST mode, it significantly improves work efficiency, even with imperfect fiber preparation, making it perfect for high-standard backbone network projects.
-Dual Operation Modes for Flexibility
Engineers can choose between intuitive 5-inch touchscreen operation or traditional physical buttons. This dual-mode design accommodates different user preferences and working environments, ensuring smooth adaptation for both seasoned technicians and new operators.
-Long-Lasting Battery with Real-Time Monitoring
Powered by a 5200mAh pluggable lithium battery, the S7 supports over 240 splicing and heating cycles on a single charge. The built-in power monitoring system displays real-time battery status, preventing unexpected shutdowns during critical field operations.
-Universal Three-in-One Clamp
The integrated clamp supports bare fiber, pigtail fiber, and skinned wire without requiring accessory changes. Compatible with fiber diameters from 0.25mm to 3.0mm and flat indoor cables, it reduces the need for additional tools and simplifies on-site workflow.
-Rugged & Reliable Design
Built with a triple-proof (rainproof, dustproof, drop-resistant) housing and backed by a 3-year warranty + lifetime technical support, the S7 is engineered for durability in harsh environments, such as base station repairs, outdoor installations, and emergency maintenance scenarios.


Technical Specifications
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Item
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Parameter Details
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Average Fusion Loss
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SM: 0.02dB / MM: 0.01dB / DS: 0.04dB / NZDS: 0.04dB / G657: 0.02dB
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Return Loss
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>60dB
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Splicing Time
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Standard: 7 seconds (SM) / FAST Mode: 6 seconds
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Electrode Life
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5000 discharges
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Applicable Fiber Types
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SM, MM, NZDS, G657 fibers, 0.25mm–3.0mm fibers, flat indoor cables
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Fiber Stripping Length
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8–16mm
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Heater Compatibility
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40mm, 60mm, SOC-3.0, SOC-0.9 heat shrink tubing
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Heating Time
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Typical: 18 seconds (adjustable 10–900s) / High Precision Mode: 7 seconds
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Splicing Modes
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41 preset modes, stores 100 custom modes
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Data Storage
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Internal storage for 2000 latest fusion records
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Battery Capacity & Runtime
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5200mAh Li-ion, supports ~240 splice + heating cycles
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Display & Observation
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5-inch color touchscreen, dual cameras, 500x magnification (X/Y/XY modes)
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Power Input
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AC 100–240V or DC 9–14V
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Protection Rating
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Rainproof, dustproof, shockproof, drop-resistant (rubber protective case)
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Operating Interface
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Built-in Chinese & English; additional languages available on request
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Documentation
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Chinese/English (other languages can be added)
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