PSI
PSI 66L-D
PSI 66L-D 65.65L diesel engine for generator sets. 2300 kWe standby at 60Hz/1800RPM. EPA Tier 3.
Overhaul & repair parts- Manufacturer files
- 2 datasheets
- Last updated
- 2026-06-28
- Package route
- diesel generator sets
- Standby Power · 60 Hz
- 2,875 kVA
- Electrical Output
- 2,300 kWe
- Cylinders
- V12
- Displacement
- 65.65 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 | |
|---|---|---|---|
| Standby Power | 2555.6 | 2300 | 2875 |
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PSI 66L-D generator set context
The PSI 66L-D is listed here as a diesel generator-drive engine for 60 Hz generator sets, with a headline 2,875 kVA / 2,300 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.
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Technical Specifications
| Brand | PSI |
| Model | 66L-D |
| Configuration | V12 |
| Cylinders | 12 |
| Displacement | 65.65 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Tier 3 |
| Country of Origin | United States |
Frequently asked questions
What is the power output of the PSI 66L-D?
The PSI 66L-D is rated at 2,875 kVA standby at 60 Hz (1,800 rpm).
Does the 66L-D run at 50 Hz or 60 Hz?
The PSI 66L-D is rated for 60 Hz (1,800 rpm).
What fuel does the PSI 66L-D use?
The PSI 66L-D is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 66L-D?
The PSI 66L-D is a V12 (12-cylinder) engine with a displacement of 65.65 L.
What emissions information is listed for the 66L-D?
This record lists U.S. EPA Tier 3 for the PSI 66L-D. Confirm the exact engine family, model year, configuration and applicable manufacturer certification documents before specifying it for a regulated project. A database label does not establish certification of a complete generator package.
What is the catalog status of the PSI 66L-D?
The PSI 66L-D is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.
Are reference documents available for the 66L-D?
This page links reference documents for the PSI 66L-D. Check each document's title, model coverage, revision and rating conditions before using it for selection.