The 10DN, 12V, 42A, N, TACH by A & I PRODUCTS is a robust electrical component designed for reliable performance in demanding environments. This alternator operates at 12 volts with a 42 amp output, ensuring efficient power generation for various applications. Its compact design allows for easy installation in tight spaces, while the tachometer feature provides real-time monitoring of engine speed. Built to meet industry standards, this alternator is compatible with a wide range of vehicles and machinery, making it an essential component for maintenance and repair.The 10DN 12V 42A N Tach, model 245330 from A & I PRODUCTS, is a 12-volt electrical component rated at 42 amperes designed for tachometer and related electrical systems. It features standard 10DN mounting and electrical connections compatible with OEM specifications. This component supports tachometer signal generation or regulation in engine and machinery applications. Constructed with durable electrical-grade materials, it meets industry standards for voltage and current handling to ensure reliable operation within specified electrical systems.