Stanley Black Decker 21A108901 NutRunner Controller SE

The 21A108901 NutRunner Controller SE from Stanley Black Decker is a torque controller intended for use with NutRunner tools to regulate fastening torque in assembly operations. Manufactured by Stanley Assembly Technologies, this 10 A controller accepts 115/230 VAC input and supports 50/60 Hz operation, enabling compatibility with regional power standards. Weighing 15.7 lb, it is designed for panel mounting or installation in central tool controllers within production lines. The model is listed as discontinued by the manufacturer, indicating it is a legacy controller no longer in current production. The 21A108901 is specifically described as a torque controller for NutRunner applications, underscoring its role in controlling the tightening sequence of Stanley NutRunner systems. As a dedicated control module for NutRunner tools, it forms part of the broader Stanley Engineered Fastening ecosystem, offering a standalone torque control solution for customers maintaining older NutRunner setups or seeking compatible replacements through surplus channels.