---
product_id: 286431159
title: "USA Model Train Products HV5 UNITRACK R550mm Basic Oval Track Set, 21 5/8\""
brand: "kato"
price: "€ 175.47"
currency: EUR
in_stock: true
reviews_count: 5
category: "Kato"
url: https://www.desertcart.pt/products/286431159-usa-model-train-products-hv5-unitrack-r550mm-basic-oval-track
store_origin: PT
region: Portugal
---

# includes power adapter cord 550mm compact oval track snap-fit UNITRACK system USA Model Train Products HV5 UNITRACK R550mm Basic Oval Track Set, 21 5/8"

**Brand:** kato
**Price:** € 175.47
**Availability:** ✅ In Stock

## Summary

> 🚂 Elevate your HO scale game with the ultimate snap-together track set!

## Quick Answers

- **What is this?** USA Model Train Products HV5 UNITRACK R550mm Basic Oval Track Set, 21 5/8" by kato
- **How much does it cost?** € 175.47 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/286431159-usa-model-train-products-hv5-unitrack-r550mm-basic-oval-track)

## Best For

- kato enthusiasts

## Why This Product

- Trusted kato brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted Kato Quality:** Join thousands of enthusiasts with a 4.7-star rated, durable set.
- • **Expandable Modular Design:** Start simple and scale up your dream layout with ease.
- • **Plug & Play Power Adapter:** Ready to run right out of the box—no extra gear needed.
- • **Snap & Go UNITRACK System:** Effortless assembly with reliable, secure snap-fit track pieces.
- • **Compact 21 5/8" Oval Layout:** Fits perfectly within a 4'x8' space for stylish, space-smart setups.

## Overview

The Kato USA Model Train HV5 UNITRACK R550mm Basic Oval Track Set offers a compact, 21 5/8" oval layout designed to fit within a 4'x8' space. Featuring the reliable snap-fit UNITRACK system and including a rerailer plus power adapter cord, this set is perfect for beginners and hobbyists looking to quickly build and expand their HO scale train layouts with trusted Kato quality.

## Description

The Kato HO UNITRACK Master (HM) and Variation (HV) sets are the ultimate expansion track sets, perfect for beginners who are looking to get started in the hobby, while also providing complex structures for those seeking to create more complex and advanced layouts. Starting with the base Master Set, you can expand to create any layout you desire by adding as many Variation sets or individual unitrack pieces as you like. Each Variation set box contains a complete layout landmark, whether it's a staging yard, a passing siding, or a flyover viaduct bridge.

Review: Perfect!
Review: Kato enough said

## Features

- Basic oval made from 21 5/8" track to fit within a 4'x8' space and includes a rerailer and power adapter cord to build a basic oval layout
- Best to start KATO HO UNITRACK
- Easy to use assorted track set in a box
- Reliable and easy-to-use UNITRACK snap track system makes setting up both temporary and permanent layouts a snap

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00A348RGW |
| Age Range Description | HO |
| Battery Description | No battery required |
| Brand Name | Kato |
| Customer Reviews | 4.7 4.7 out of 5 stars (118) |
| Global Trade Identification Number | 00787799807309, 04949727057170 |
| Is Assembly Required | No |
| Item Dimensions | 2.13 x 1.14 x 0.05 Meters |
| Item Part Number | 3-115 |
| Item Weight | 848 g |
| Manufacturer | Kato Trains |
| Manufacturer Maximum Age (MONTHS) | 1440.00 |
| Manufacturer Minimum Age (MONTHS) | 14.0 |
| Manufacturer Part Number | 3-115 |
| Material Type | Plastic |
| Model Number | 3-115 |
| Scale | HO |
| Size | M |
| Sub Brand | ho |
| UPC | 787799807309 |

## Images

![USA Model Train Products HV5 UNITRACK R550mm Basic Oval Track Set, 21 5/8" - Image 1](https://m.media-amazon.com/images/I/71wfl7Ed29L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by A***R on 16 December 2016*

Perfect!

### ⭐⭐⭐⭐⭐ Review
*by W***D on 7 December 2025*

Kato enough said

### ⭐⭐⭐⭐⭐ Review
*by ク***り on 21 April 2017*

早速組み立てて、走らせています。これから付け足して拡張の予定です。

## Frequently Bought Together

- Kato USA Model Train Products HV5 UNITRACK R550mm Basic Oval Track Set, 21 5/8"
- Kato USA Model Train Products HV1 UNITRACK R730mm Outer Oval Track
- Kato USA Model Train Products HV2 UNITRACK Passing Siding Track Set with #6 Manual Turnout

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**Shop now:** [https://www.desertcart.pt/products/286431159-usa-model-train-products-hv5-unitrack-r550mm-basic-oval-track](https://www.desertcart.pt/products/286431159-usa-model-train-products-hv5-unitrack-r550mm-basic-oval-track)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-06-20*