LoadHandler L28™ Alternators. Dual Internal Fan Design for Medium & Heavy Duty Applications. 24V, 110-Amp. Reliable Power Source. 100-Percent New, Drop-In Replacement. Dual Internal Fan Design – from premium IdlePro™ products – to maintain optimum bearing temperatures during operation and minimize heat damage for longer service life. Drop-in replacement engineered to match OE design in appearance, fit and function. Brushed design provides consistent, reliable performance in a wide range of operating conditions. Units contain a heavy duty bearing, rectifier and diode to increase service life and help to improve performance in extreme operating environments. Remote Sense Capable.