Universal Alternator

Bosch Universal Heavy Duty Alternator 

Bosch 100% New Universal Alternators, available in both 90- and 120-amp versions provide great performance and an upgrade in amperage for many popular heavy duty truck, agricultural and industrial applications.
  • Replaces over 500 OE SKUs 
  • Replaces internally and externally regulated units
  • Available in 95 and 120 Amp output 
  • Heavy duty, high tolerance bearings
  • Provision for tachometer output terminal
  • Zener diode rectifier plate
  • Sealed brush box
  • Single mounting foot

Bosch Part No. AL9971N AL9972N
Type designation K1 14V<->18/95A K1 14V<->2/120A
Regulated voltage 14.2 Volts 14.2 Volts
Cut in speed 1,250 RPM 1,500 RPM
Maximum speed 15,000 RPM 12,500 RPM

 
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