55SI

Delco Remy 55SI High Output Brushless Heavy Duty Alternator
From 12 volt applications such as utility & work trucks, fire trucks, and long haul trucks with auxiliary power units to 24 volt applications like wheel loaders, graders and mining equipment, 55SI is designed to take on the demanding electrical loads of today's heavy duty vehicles.
 

Features

  • 80% efficiency offers substantial fuel savings
  • Premium brushless design provides added durability and life
  • Remote Sense technology is standard extending life of the battery

Specifications

  • Performance Output:  250 & 275 Amps – 24 Volt, 420 Amps - 12 Volt
  • Efficiency:  80%
  • Temperature Limits:  250 Amp - 125°C/257°F, 275 Amp - 110°C/230°F, 420 Amp - 93°C/200°F
  • Weight:  43.2 lbs (19.6 kg)
  • Overall Length:  11.3 in (285.9 mm)
  • Length w/o B+ Terminal:  10.5 in (265.8 mm)
  • Stator Diameter:  6.9 in (175 mm)
  • Mounting Style:  Pad Mount

Performance Curve





  

Download 55SI brochure