Arrow
Arrow KP6
Arrow Gaseous Engines
Arrow KP6 is a 6.5 L inline-6 naturally aspirated, spark-ignited gaseous engine. Arrow lists 63 kWm prime and 70 kWm standby natural-gas ratings at 1800 RPM, with EPA stationary, nonroad mobile and emergency-standby certification. EPA annual data contains a 79 kW maximum certification node for this family.
- Standby Power · 60 Hz
- 79 kVA
- Electrical Output
- 63 kWe
- Cylinders
- L6
- Displacement
- 6.5 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 | 63 | 57 | 71.25 |
| Standby Power | 70 | 63 | 78.75 |
Arrow KP6 generator set context
The Arrow KP6 is listed here as a natural gas generator-drive engine for 60 Hz generator sets, with a headline 79 kVA / 63 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 | Arrow |
| Model | KP6 |
| Series | Arrow Gaseous Engines |
| Configuration | L6 Naturally Aspirated |
| Cylinders | 6 |
| Displacement | 6.5 L |
| Compression Ratio | 9:1 |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Stationary |
| Certifications | U.S. EPA Stationary, U.S. EPA Nonroad Mobile, U.S. EPA Emergency Standby |
| Country of Origin | United States |
Frequently asked questions
What is the power output of the Arrow KP6?
The Arrow KP6 is rated at 79 kVA standby / 71 kVA prime at 60 Hz (1,800 rpm).
Does the KP6 run at 50 Hz or 60 Hz?
The Arrow KP6 is rated for 60 Hz (1,800 rpm).
What fuel does the Arrow KP6 use?
The Arrow KP6 is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the KP6?
The Arrow KP6 is an inline-6 (6-cylinder) engine with a displacement of 6.5 L.
What emissions standard does the KP6 meet?
The Arrow KP6 is certified to U.S. EPA Stationary emissions standards.
Is the Arrow KP6 still in production?
Yes — the Arrow KP6 is a current production model.
Is a datasheet available for the KP6?
Yes — an official Arrow datasheet for the Arrow KP6 can be downloaded from this page.
Related Engines
Reference
- Canonical page
- /engines/arrow-kp6
- Last database update
- 2026-07-25
- Manufacturer files
- 1 datasheet linked
Need this engine?
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