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/CompetitorBlue Bird DelStar UpgradeDelStar Upgrade
Part No.0077349 100-17212100-17214
Series4900 170170
DesignBrush BrushlessBrushless
Volts24 2424
Amps @ 2000 RPM (Rotor) 100A 114A90A
Amps @ 6000 RPM (Rotor) 200A 200A240A
GroundNegative InsulatedInsulated
RegulatorInternal InternalInternal
Pulley- No PulleyNo Pulley
Product Specs. 100-17212"100-17214"

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.