The Alternator 12V 60Amp for Isuzu 4JB1 / 4JB1T engines is built for durability and efficiency, delivering stable voltage to keep your vehicle’s electrical system operating flawlessly. Designed for both turbocharged and non-turbo 4JB1 engines, this alternator ensures fast battery recovery, bright lighting, and dependable power for all onboard electronics.
Manufactured to OEM specifications, it provides direct-fit installation and long service life. Perfect for trucks, pickups, and construction equipment using Isuzu 4JB1-series engines.
⚙️ Key Features:
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Voltage & Output: 12 Volts / 60 Amperes
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Direct OEM Replacement — no modifications required
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Provides stable current for reliable vehicle operation
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High-quality bearings and copper windings for longevity
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Corrosion-resistant housing for improved durability
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Ideal for engine rebuilds and electrical system overhauls
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Meets or exceeds OEM standards
🚚 Compatible Applications:
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Engines: Isuzu 4JB1, 4JB1T (Turbo and Non-Turbo)
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Vehicles / Equipment:
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Isuzu NKR, NHR, ELF Trucks
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Isuzu Pickups and Mini Trucks
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Industrial machinery and construction equipment
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Generators and agricultural equipment with 4JB1 engines
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Years of Compatibility: 1993–2012 (varies by application)
Frequently Asked Questions (FAQ)
Does this alternator fit both turbo and non-turbo 4JB1 engines?
Yes, it fits both 4JB1 and 4JB1T engine versions.
What is the power rating of this alternator?
This alternator outputs 12 Volts and 60 Amperes.
Is it a direct bolt-on replacement?
Yes, it’s a direct-fit replacement that requires no modifications.
Can I use this alternator for industrial Isuzu engines?
Yes, it is suitable for both automotive and industrial 4JB1 applications.
Does it come tested before shipping?
Each unit is factory-tested for performance and reliability before dispatch.
Alternator 12V 60Amp | Isuzu 4JB1T / 4JB1 Engine
OE Replacement: Not Available
Fits Following: Specification:
Voltage (V):12 | Amperage (A):50
Isuzu Engine: 4JB1 (1995 and newer) | 4JG1,4JG2 (1993 and newer) | 4LE1, 4LE2 (2007 and newer)
Applications: Hyundai Forklift | Truck: NHR, HDF20/25/30II, HDF20-2, HDF25-2, HDF30-2
| Doosan-Daewoo Excavator:SOLAR 55, DH55
Year: 2006-2014
Related products
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4JB1
Camshaft | Isuzu 4JB1 Engine / NKR NHR
High-quality Camshaft designed for Isuzu 4JB1 diesel engines used in NKR and NHR trucks. Built to OEM specifications, it ensures precise valve timing, optimal combustion, and smooth engine performance.
Year: 2006-2014
Fits: NKR / NHR / EXCAVATORS
Replacements: 98412-77974, 9841277974
SKU: IEK-308
