FPT
FPT NEF45SM2X
FPT NEF45SM2X 4-cylinder 4.5L diesel engine for generator sets. 63 kVA prime / 69 kVA standby at 60Hz. EPA Tier 3. Turbocharged.
- Standby Power · 60 Hz
- 69 kVA
- Electrical Output
- 55 kWe
- Cylinders
- L4
- Displacement
- 4.5 L
- Rated Speed
- 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 56 | 50.4 | 63 |
| Standby Power | 61.3 | 55.2 | 69 |
FPT NEF45SM2X generator set context
The FPT NEF45SM2X is listed here as a diesel generator-drive engine for 60 Hz generator sets, with a headline 69 kVA / 55 kWe / standby rating. Use this page to compare the published engine output, electrical kWe/kVA ratings, emissions level, datasheet availability, and neighboring models before specifying an alternator, controller, enclosure, voltage, and compliance package.
Also searched as
Technical Specifications
| Brand | FPT |
| Model | NEF45SM2X |
| Configuration | L4 |
| Cylinders | 4 |
| Displacement | 4.5 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Tier 3 |
| Country of Origin | Italy |
Frequently asked questions
What is the power output of the FPT NEF45SM2X?
The FPT NEF45SM2X is rated at 69 kVA standby / 63 kVA prime at 60 Hz (1,800 rpm).
Does the NEF45SM2X run at 50 Hz or 60 Hz?
The FPT NEF45SM2X is rated for 60 Hz (1,800 rpm).
What fuel does the FPT NEF45SM2X use?
The FPT NEF45SM2X is a diesel generator-set engine.
What is the displacement and cylinder configuration of the NEF45SM2X?
The FPT NEF45SM2X is an inline-4 (4-cylinder) engine with a displacement of 4.5 L.
What emissions standard does the NEF45SM2X meet?
The FPT NEF45SM2X is certified to U.S. EPA Tier 3 emissions standards.
Is the FPT NEF45SM2X still in production?
Yes — the FPT NEF45SM2X is a current production model.
Is a datasheet available for the NEF45SM2X?
Yes — an official FPT datasheet for the FPT NEF45SM2X can be downloaded from this page.
Related Engines
Reference
- Canonical page
- /engines/fpt-nef45sm2x
- Last database update
- 2026-06-11
- Manufacturer files
- 2 datasheets linked
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