PSI
PSI 8.1L T
PSI 8.1L T is an 8.06 L L6 spark-ignition natural-gas generator engine. Natural-gas ratings: 50 Hz prime 110 kWe / 131 kWm; 50 Hz standby 125 kWe / 145 kWm; 60 Hz prime 125 kWe / 150 kWm; 60 Hz standby 155 kWe / 176 kWm. Ratings exclude propane/LPG data and were verified from official PSI natural-gas rating tables.
Overhaul & repair parts- Manufacturer files
- 2 datasheets
- Last updated
- 2026-07-24
- Package route
- gas generator sets
- Standby Power · 50 Hz
- 156 kVA
- Electrical Output
- 125 kWe
- Cylinders
- L6
- Displacement
- 8.06 L
- Rated Speed
- 1,500 / 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 131 | 110 | 137.5 |
| Standby Power | 145 | 125 | 156.3 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 150 | 125 | 156.3 |
| Standby Power | 176 | 155 | 193.8 |
Ask about PSI 8.1L T
Choose parts / service or sourcing. Your message includes this model and page link.
PSI 8.1L T overhaul & repair parts
Already running a PSI 8.1L T? Start with the parts you need, then send your nameplate so we can help check the right references for your engine.
Start with engine identification
We do not have a reviewed public parts preview for this model yet. Send the engine details and tell us what needs repair.
Let’s identify the right parts.
The model is the starting point. Serial numbers and build configurations can change which parts fit.
- Take a clear photo of the engine nameplate.
- Tell us what needs repair or replacement.
- Send both in WhatsApp to start a fitment check.
Opens WhatsApp with 8.1L T and your selected categories included. Attach your photos there.
PSI 8.1L T generator set context
The PSI 8.1L T is listed here as a natural gas generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 156 kVA / 125 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 | PSI |
| Model | 8.1L T |
| Configuration | L6 |
| Cylinders | 6 |
| Displacement | 8.06 L |
| Compression Ratio | 10.5:1 |
| Dry Weight | 998 kg |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Stationary |
| Certifications | EPA |
| Country of Origin | United States |
Frequently asked questions
What is the power output of the PSI 8.1L T?
The PSI 8.1L T is rated at 156 kVA standby / 138 kVA prime at 50 Hz (1,500 rpm); and 194 kVA standby / 156 kVA prime at 60 Hz (1,800 rpm).
Does the 8.1L T run at 50 Hz or 60 Hz?
The PSI 8.1L T is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the PSI 8.1L T use?
The PSI 8.1L T is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the 8.1L T?
The PSI 8.1L T is an inline-6 (6-cylinder) engine with a displacement of 8.06 L.
What emissions information is listed for the 8.1L T?
This record lists U.S. EPA Stationary for the PSI 8.1L T. 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 8.1L T?
The PSI 8.1L T 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 8.1L T?
This page links reference documents for the PSI 8.1L T. Check each document's title, model coverage, revision and rating conditions before using it for selection.