SKU: 400-50022
Regular price
£455.40 GBP
Regular price
£516.96 GBP
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£455.40 GBP
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Isuzu Alternator
Fits Misc. Industrial Equipment, LS4300 (40 Amp)
Keep your Isuzu running with this 40 Amp 24V replacement alternator . Designed as a direct-fit replacement for the engine, excavator listed below, it delivers reliable charging for standard and accessory electrical loads.
This unit features an external fan (EF) and an internal regulator (IR) , and is supplied with a V2 pulley already fitted.
DIRECT FIT: Replaces Arrowhead 400-50022 — no modification required on the machines listed below.
Key Features
✔ High Capacity: 40 Amps of charging output.
✔ Direct Replacement: Replaces Arrowhead 400-50022.
✔ Pulley Fitted: V2 pulley installed and ready to fit.
✔ Robust Design: EF fan. IR regulator.
✔ Quality Assured: New aftermarket unit, 12 month warranty.
Technical Specs
Voltage: 24 Volts
Amperage: 40 Amps
Rotation: CW (Clockwise)
Pulley: V2 (Twin Groove)
Regulator: Internal (IR)
Fan Type: External (EF)
SKU Reference: 400-50022
Vehicle Fitment Guide
Make
Equipment Type
Models
Isuzu
Engine Misc. Industrial Equipment
Link-belt
Excavator LS4300
OEM Part Number Cross Reference
Arrowhead
400-50022, NK0-35000-3370
Isuzu
1812003970
J&N Electrical Products
400-50022
Lester
12264
Nikko
0-35000-3370
WAI
12264N
Frequently Asked Questions
Will this fit my Isuzu Misc. Industrial Equipment?
Yes — the Misc. Industrial Equipment appears in the fitment guide above. Check your existing part number against the cross reference table to confirm.
Is this a 40 Amp alternator?
Yes, this is a 40 Amp 24V unit with an IR regulator.
Is the pulley included?
Yes, a V2 pulley is pre-installed.
Is this new or remanufactured?
This is a brand new aftermarket unit — not a remanufactured core.
Note: Please verify your machine's serial number or existing part number to ensure compatibility.
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