Yokogawa Electric Corporation PU40-1N Power Supply Module

The Yokogawa PU40-1N Power Supply Module is an industrial-grade AC power supply designed to provide regulated power to Yokogawa control systems and PLC platforms in FA/Factory Automation environments. It powers CPU, I/O, and communication modules and is commonly deployed as a replacement or spare in legacy setups, mounting inside a control rack or base system. Key specifications include an input voltage range of 100–120 VAC or 200–240 VAC, an input current of approximately 0.4 A, and a weight of ~1.42 lb (0.64 kg); the module is compatible with Yokogawa FA series systems and is a discontinued/legacy product with common replacements such as the Yokogawa F3PU Series and NFPW441/NFPW444 power modules.