Refrigeration Alternator

Bosch Heavy Duty Refrigeration 

Just four (4) SKUs of Bosch Refrigeration Alternators provide coverage for the most popular units in operation today. Bosch OE voltage regulator technology makes Bosch the choice for refrigeration units. Don't be fooled by imitation units, insist on the brand that OE manufacturer's choose...Bosch.
  • Cut in speed - 1250 RPM
  • Heavy duty, high tolerance bearing
  • Sealed brush box
  • Zener diode rectifier plate
  • Single mounting foot

Bosch Part No. AL927N AL928N AL929N AL9120N
Type designation K1 14V K1 14V K1 14V K1 14V
Power rating 12 / 37A 17 / 65A 10 / 90A 20 / 120A
Regulated voltage 13.5 Volts 13.5 Volts 13.5 Volts 13.5 Volts
Cut in speed 1,100 RPM 1,250 RPM 1,250 RPM 1,250 RPM
Maximum speed 15,000 RPM 15,000 RPM 15,000 RPM 15,000 RPM
 
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