Vishay Ametherm SL32 Series 5 Ohm NTC Thermistor Inrush Current Limiter

The Vishay Ametherm SL32 Series 5 Ohm NTC Thermistor is a high-performance inrush current limiter designed for robust industrial applications. Featuring Type-H material for its beta and curve characteristics, this radial-leaded component is engineered to handle significant inrush currents in circuits rated up to 480V AC, protecting sensitive equipment from damaging power surges during startup.

Holding both CSA and UL recognitions, this thermistor meets stringent international safety and performance standards, making it a reliable choice for professional and industrial environments. Its maximum steady-state current rating of 20A at 25°C and a substantial maximum energy rating of 200J at the same temperature demonstrate its capacity to manage high-power scenarios effectively.

Key Specifications & Features

• Series: SL32
• Resistance: 5 Ohm at 25°C
• Tolerance: -20% to +20%
• Material Type: Type-H (for beta and curve)
• Disc Size: 31 mm
• Maximum Circuit Voltage: 480V AC
• Approvals: CSA, UL Recognised
• Lead Style: Radial

The component's compact, disc-shaped form factor (31mm disc) with radial leads allows for straightforward PCB mounting. It is an essential part of power supply design, motor controls, and any circuit where managing initial current flow is critical to longevity and safety.

With a declared weight of 10.433 grams and dimensions of 43mm (H) x 33mm (W) x 15mm (D), this inrush current limiter from the trusted Vishay Ametherm brand offers a dependable solution for enhancing system reliability and protecting valuable electronic assets.