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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1277A720

AC172R180T1RPic.jpg


Manufacturer/CompetitorPrestolite DelStar UpgradeDelStar Upgrade
Part No.1277A720 100-18225100-18227
SeriesAC172 180-T1180-T1
DesignBrush BrushlessBrushless
Mount7" Hinge Right 60° T1 R60ºT1 R60º
Volts24 2424
Amps @ 2000 RPM (Rotor) 115A 130A165A
Amps @ 6000 RPM (Rotor) 155A 200A265A
GroundNegative InsulatedInsulated
RegulatorInternal InternalInternal
Pulley- NoNo
Product Specs. 100-18225"100-18227"
Technical Bulletin

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.

Connections:
AC172R180T1RCon.jpg


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