
The alternator of model JFWZ19 is suitable for Yunnei / Chengnei 4100 diesel engines Forklift JFWZ19 JFWZ17
Applicable models:Farm vehicle
Reference part number:JFWZ19 JFWZ17
| Rated output : | 14V 70A |
| Pulley : | B85 |
| Size : | 24*18*17 cm single unit inner box |
| Weight : | net weight:5.5KG |
| Packaging : | Neutral kraft paper packaging |
| Spot/Pre sale : | Spot goods |
| Warranty : | 1 year |
| Product number : |
| Type : | AIternator |
| Specification : | 14V 70A |
| Pulley : | B85 |
| Brand : | nuojin |
| Number : | JFWZ19 JFWZ17 |
| Quality : | Renovate |
| Delivery time : | 10DAY |





Specification Table
| Parameter Item | Typical Value | Description |
|---|---|---|
| Voltage | 12V | Standard configuration for passenger vehicles / light commercial vehicles |
| Current | 70A | Common specification corresponding to "17" (12V/70A is the mainstream configuration of JFWZ17) |
| Number of Slots | 12 slots / 18 slots | Stator core slot number, slightly varies depending on specific manufacturer's process |
| Structure | Integrated, brushless, fan-cooled | Built-in regulator, universal installation |
Core Advantages of JFWZ17 Alternator
I. Performance Advantages
Stable voltage: Standard 12V with smooth output, compatible with the vehicle's entire electrical system, preventing battery drain and damage to electronic components.
Sufficient current: Rated 70A current provides strong power supply to meet high-power demands of air conditioning, headlights, audio systems, etc.
Reasonable slot design: 12/18-slot stator ensures uniform magnetic field, high power generation efficiency and stable power supply even at low speeds.
Brushless structure: No brush wear, low failure rate, longer service life than brushed alternators.
II. Structural & Durability Advantages
Integrated built-in regulator: High integration level, simple wiring, easy installation, and fewer external failure points.
Forced fan cooling: Fast heat dissipation, no overheating during long-term high-load operation, strong reliability.
Strong compatibility: Universal mounting dimensions, highly interchangeable with many original alternators.
III. Cost Advantages
Low maintenance cost: Brushless design is nearly maintenance-free with no need for brush replacement, reducing long-term usage costs.
Lower fuel consumption: High power generation efficiency reduces engine load, indirectly lowering fuel consumption.
Excellent cost performance: Mature domestic model with stable quality and more competitive pricing than imported brands.
IV. Application Scenario Advantages
Compatible with various vehicles including micro trucks, light trucks, compact passenger vehicles and small diesel vehicles.
Suitable for commercial vehicles, engineering vehicles and daily commuter vehicles with strong adaptability to different working conditions.
Stable operation in both low and high temperature environments, suitable for a wide range of regions.

