1. Introduction
This manual provides essential information for the proper setup, use, and maintenance of your PECO ST-401 OO-9/HOe Setrack Straight Track units. These tracks are designed for narrow gauge model railway systems, offering reliable performance and ease of integration into your layout.

This image displays the retail packaging for the PECO ST-401 Setrack Straight Track. The package contains eight individual straight track units, designed for OO-9/HOe narrow gauge model railway systems. The tracks feature standard sleepers and metal rails, ready for integration into a model layout.
2. Product Features
- Exceptional PECO quality, ensuring durability and performance.
- Precision engineering for accurate track alignment and smooth operation.
- Easy to use and install, suitable for various model railway layouts.
- Durable components designed for long-lasting use.
- Supplied as a pack of eight standard straight units.
3. Setup and Installation
Proper installation of your PECO Setrack is crucial for optimal performance of your model railway. Follow these general guidelines:
- Planning Your Layout: Before laying track, plan your desired layout. Ensure sufficient space and consider the flow of your railway.
- Baseboard Preparation: Ensure your baseboard or surface is clean, level, and stable. This provides a solid foundation for your track.
- Track Placement: Carefully position the straight track units according to your layout plan. Ensure that the rail ends align perfectly to create a continuous and smooth path for trains.
- Connecting Tracks: Use track joiners (fishplates) to securely connect individual track sections. Ensure a tight fit for reliable electrical conductivity and mechanical stability.
- Securing Track: Once satisfied with the alignment, secure the track to the baseboard using appropriate track pins or adhesive. Avoid over-securing, which can distort the track.
- Electrical Connections: For powered layouts, ensure proper electrical connections are made to the rails at regular intervals to prevent voltage drop.
These straight track units are compatible with OO-9/HOe narrow gauge systems. Always refer to specific model railway construction guides for advanced techniques.
4. Operation
Once installed, the PECO ST-401 straight track units function as a fundamental component of your model railway. They provide a stable and consistent path for your OO-9/HOe rolling stock. Ensure that all track sections are clean and properly connected to allow for smooth train movement and reliable electrical pickup.
5. Maintenance
Regular maintenance will prolong the life of your track and ensure consistent operation:
- Cleaning Rails: Periodically clean the top surface of the rails to remove dirt, dust, and oxidation. Use a specialized track cleaning fluid and a soft cloth or track cleaning tool.
- Inspecting Connections: Check track joiners for corrosion or looseness. Ensure all connections are firm to maintain good electrical contact.
- Dust Removal: Use a soft brush or vacuum cleaner to remove dust and debris from between the sleepers and around the track area.
- Environmental Control: Store and operate your model railway in a clean, dry environment to prevent rust and material degradation.
6. Troubleshooting
If you encounter issues with your model railway related to track performance, consider the following:
- Derailments: Check for uneven track joints, kinks in the track, or debris on the rails. Ensure all track sections are level and securely fastened.
- Intermittent Power/Stalling: This often indicates poor electrical contact. Clean the rails thoroughly and inspect track joiners for secure connections. Ensure feeder wires are properly attached.
- Rough Running: Verify that all track sections are perfectly aligned and that there are no gaps or overlaps at the joints.
7. Specifications
| Attribute | Detail |
|---|---|
| Model Number | ST-401 |
| Scale | OO-9/HOe (Narrow Gauge) |
| Track Type | Straight Track |
| Length | 3-7/16 inches (8.7 cm) |
| Quantity | Pack of 8 units |
| Product Dimensions | 3.94 x 2.36 x 0.79 inches |
| Item Weight | 0.705 ounces |
| Manufacturer Recommended Age | 14 years and up |
8. Safety Information
This product is intended for hobby use by individuals aged 14 years and older. It contains small parts that may pose a choking hazard to young children. Adult supervision is recommended during assembly and operation. Always handle model railway components with care.
9. Warranty and Support
For information regarding warranty coverage or technical support, please refer to the official PECO website or contact your retailer directly. Keep your proof of purchase for any warranty claims.
10. Disposal Information
When the product reaches the end of its useful life, please dispose of it responsibly according to local regulations. Electronic and metal components should be recycled where facilities exist.





