Heavy Duty Alternator

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For Technical Assistance Call:
1-800-372-0222

Part No. 19010157 — 21SI New Alternator

Obsolete

Specifications

Part Number

19010157

Status

Obsolete

Superseded By

19020308

22SI New Alternator

Status:

Obsolete

Type:

New

Voltage:

Rated Output:

100 Amps

Mount Type:

J180 Hinge

B+ Output:

1/4

R Terminal:

#10

I Terminal:

#10

Remote Sense:

Polarity:

Negative

Obsolete

Model

21SI

Type

New Alternator

Mount Type

J180 Hinge

System Voltage

Rated Output

65 Amps

B+ Output Terminal

1/4

R Terminal

I Terminal

#10

Remote Sense Terminal

Ground Terminal

Negative

Documents

Installation Instructions

Replacement Options

19020310

22SI New Alternator

Status:

Active

Type:

New

Voltage:

Rated Output:

150 Amps

Mount Type:

J180 Hinge

B+ Output:

1/4

R Terminal:

#10

I Terminal:

#10

Remote Sense:

Polarity:

Negative

22SI New Alternator

Output 150 Amps

Upgrade Options

8600126

36SI New Alternator

Status:

Active

Type:

New

Voltage:

Rated Output:

170 Amps

Mount Type:

J180 Hinge

B+ Output:

1/4

R Terminal:

#10

I Terminal:

#10

Remote Sense:

Yes

Polarity:

Negative

36SI New Alternator

Output 170 Amps

19020310

22SI New Alternator

Status:

Active

Type:

New

Voltage:

Rated Output:

150 Amps

Mount Type:

J180 Hinge

B+ Output:

1/4

R Terminal:

#10

I Terminal:

#10

Remote Sense:

Polarity:

Negative

22SI New Alternator

Output 150 Amps

8600310

24SI New Alternator

Status:

Active

Type:

New

Voltage:

Rated Output:

160 Amps

Mount Type:

J180 Hinge

B+ Output:

5/16

R Terminal:

#10

I Terminal:

#10

Remote Sense:

Polarity:

Negative

24SI New Alternator

Output 160 Amps

Dual Internal Fans / Tech Tip Video

8600312

28SI New Alternator

Status:

Active

Type:

New

Voltage:

Rated Output:

160 Amps

Mount Type:

J180 Short Hinge

B+ Output:

5/16

R Terminal:

#10

I Terminal:

#10

Remote Sense:

Yes

Polarity:

Negative

28SI New Alternator

Output 160 Amps

Dual Internal Fans / Tech Tip Video

Service Parts

Numbers on the drawing indicate the service kit(s) the components are associated with.

Ref #	Description	Part Number
1	DE Frame w/Bearing	10467267 10467267 Part 21SI DE FRAME Status: Active Type: Part
4	RE Frame w/Bearing	10477780 10477780 Part 21SI W/9437171 BRG Status: Obsolete Type: Part
5	Brush Holder Asm	10467934 10467934 Part 19/21SI BRUSH HOLDER INCLS BRUSHES Status: Active Type: Part
7	Regulator	1116435 1116435 Part 35/36SI REGULATOR - 12 VOLT Status: Active Type: Part
8	Ball Bearing Asm	10472935 10472935 Part BALL BEARING - SEALED BOTH SIDES 2.44 OD X .98 ID Status: Obsolete Type: Part
9	Roller Bearing Asm	9437171 9437171 Part 19/20/21/22/27SI ROLLER BEARING - TORR# DB50430 Status: Active Type: Part
11	Fan	10471121 10471121 Part 21/22SI FAN CAST ALUM-QUIET FAN-CW Status: Active Type: Part
12	"B+" Terminal Kit	10457347 10457347 Part 21SI - OUTPUT - INCLS ADAPTOR Status: Obsolete Type: Part
13	"I" Terminal Kit	10457625 10457625 Part 22SI - INDICATOR LITE - 10-24 THD Status: Obsolete Type: Part
14	"R" Terminal Kit	10457624 10457624 Part 22SI - 10-24 THD Status: Private Brand Type: Part
16	Hardware Repair Kit	10457727 10457727 Part 21SI Status: Obsolete Type: Part

Ref #

Description

Part Number

DE Frame w/Bearing

10467267

Part 21SI DE FRAME

Status:

Active

Type:

Part

RE Frame w/Bearing

10477780

Part 21SI W/9437171 BRG

Status:

Obsolete

Type:

Part

Brush Holder Asm

10467934

Part 19/21SI BRUSH HOLDER INCLS BRUSHES

Status:

Active

Type:

Part

Regulator

1116435

Part 35/36SI REGULATOR - 12 VOLT

Status:

Active

Type:

Part

Ball Bearing Asm

10472935

Part BALL BEARING - SEALED BOTH SIDES 2.44 OD X .98 ID

Status:

Obsolete

Type:

Part

Roller Bearing Asm

9437171

Part 19/20/21/22/27SI ROLLER BEARING - TORR# DB50430

Status:

Active

Type:

Part

Fan

10471121

Part 21/22SI FAN CAST ALUM-QUIET FAN-CW

Status:

Active

Type:

Part

"B+" Terminal Kit

10457347

Part 21SI - OUTPUT - INCLS ADAPTOR

Status:

Obsolete

Type:

Part

"I" Terminal Kit

10457625

Part 22SI - INDICATOR LITE - 10-24 THD

Status:

Obsolete

Type:

Part

"R" Terminal Kit

10457624

Part 22SI - 10-24 THD

Status:

Private Brand

Type:

Part

Hardware Repair Kit

10457727

Part 21SI

Status:

Obsolete

Type:

Part

Any third part original manufacturer brands are for cross reference purposes only and do not constitute the source of goods.