مميزات خاصة

Effective Circuit Protection:Automatically limits current during overcurrent situations, protecting devices from damage.
High-Quality Materials:Features a durable green silicon resin coating and tin-plated copper leads, ensuring reliable performance and corrosion resistance.
Rapid Temperature Response:Quickly increases resistance at 135°C, preventing overheating of electronic components.
Versatile Applications:Ideal for protecting welding machines, transformers, motors, and various electronic devices from overcurrent and overload conditions.
Compact and Easy Installation:With a 19mm diameter and bent leads (7.5mm spacing), it fits seamlessly into various electrical products.

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Product Description
The PTC 19P 100Ω Thermistor is a high-performance positive temperature coefficient component based on barium titanate ceramic material. Designed for welder power supply startup, it is widely used in industrial control, automotive electronics, smart home systems, and more. Key features include:

Self-Recovery Function: Automatically resets to low-resistance state after abnormal current ceases, reducing maintenance costs;

Fast Response: Cuts off overload current within 5 seconds, protecting motors, batteries, and critical components;

Leakage-Free Design: Lower power consumption and higher safety compared to traditional fuses, ideal for precision electronics.

Technical Specifications
Parameter Specification
Rated Zero-Power Res. (RN) 15Ω±20%
Curie Temperature (TC) 135℃±10%
Max. Working Voltage (Umax) 265Vrms
Max. Working Current (Imax) 10.0A
Operating Temp. Range -25°C ~ +85°C (no load)
Withstanding Voltage (Ub) 400VAC
Lead Material Tin-plated copper wire (straight/axial bend optional)

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