Weller SP40NUS 40-Watt Soldering Iron and math (STEM) curriculum to

and math (STEM) curriculum to demonstrate STEM concepts and real-world applications through hands-on activities

meets or exceeds ANSI specifications

Damping factor: 1000: 1

50 leads maximum

5 each of 73 standard 5% carbon film resistors

Weller SP40NUS 40-Watt Soldering Iron and math (STEM) curriculum toMedium duty consumer soldering iron with the latest LED technology 3 LEDs for superior accuracy and application illumination Triangular handle for tip positioning and precise control Co molded and ribbed grip for maximum comfort and reduced slippage Easy tip change with a variety of options Brings the light! High performance consumer soldering iron with the latest LED technology. Delivers light to the application while working.