Allen-Bradley RC42GF121J Fixed Carbon Composition Resistor The Allen-Bradley RC42GF121J is a fixed carbon composition resistor designed for various electronic applications requiring precise resistance and reliable performance. Key Features Resistance Value: 120 ohms Power Rating: 2 watts Tolerance: ±5% Construction: Carbon composition Mounting Type: Through-hole Applications This resistor is suitable for use in circuits where stable resistance is crucial, including: Power supplies Amplifiers Signal processing equipment General-purpose electronic devices Additional Considerations Due to the nature of carbon composition resistors, there may be some oxidation on the tinned copper leads. It is advisable to clean the leads with a Scotch-Brite pad to ensure optimal solderability. For more information on the RC42 series and other Allen-Bradley resistors, please refer to the manufacturer’s technical documentation.