Delco Remy 33SI™ Heavy Duty Brushless Alternator

33SI Heavy Duty Brushless Alternator
The 33SI is a heavy duty brushless alternator that provides more output and service life for today’s diesel powered vehicles with large electrical load requirements. With the increased demand for extended service life products, Delco Remy’s Brushless Alternators are quickly becoming the standard of the industry. The 33SI is offered in 12 volt and 24 volt models with a J180 hinge mount.

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Performance Output 12 Volts 110 & 135 Amps
24 Volts 75 & 100 Amps
Maximum Speed 10,000 RPM Continuous
12,000 RPM Intermittent
Rotation Clockwise
Temperature Rating 93°C / 200°F
Mounting J180 Hinge
Polarity Negative Ground (Standard)
Isolated Ground (Available)
Efficiency 60%
Weight 24.5 lbs / 11.1 kg
Stator Diameter 5.98 in / 152 mm
Length 10.35 in / 263 mm
*(US /Canada Only)
1 year / unlimited miles


33SI J180 Hinge Mount Dimensions

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