The DelStar Series, heavy duty brushless alternators are an integral charging system of an innovative design. The compact, heavy duty construction provides efficiency and increased service life expected to match the longer maintenance intervals of today’s engines, while providing a performance level without parallel.

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Manufacturer/CompetitorCummins DelStar UpgradeDelStar Upgrade
Part No.TM7418011 100-17209100-17202
Series8SC 171170
DesignBrush BrushlessBrushless
MountJ 180 4" Long Hinge 4" J180 Long Hinge4" J180 Long Hinge
Volts24 2424
Amps @ 2000 RPM (Rotor) 65A 70A114A
Amps @ 6000 RPM (Rotor) 150A 175A200A
GroundInsulated InsulatedInsulated
RegulatorInternal InternalInternal
Pulley- No PulleyNo Pulley
Product Specs. 100-17209"100-17202"

The DelStar alternators are extremely efficient and high amperage output. Ensure alternator cables are adequate to handle the alternator output current. Voltage drop between Alternator B+ (Output Terminal) and Battery B+ (Positive Terminal) should not exceed 0.5 Volts drop at full alternator output.


NOTICE: Specifications and connections provided are believed to be correct at the time of publication.
Verify connections before replacing the unit.