# Horizon Fitness 7.0AT-03 Treadmill Wire Harness Cable (DC510)

## Product Introduction

The Horizon Fitness 7.0AT-03 Treadmill Wire Harness Cable (DC510) is a preowned data cable for the Horizon Fitness 7.0AT-03 treadmill. This wire harness serves as a replacement part when the original cable is missing, damaged, or no longer suitable for continued use. Replacing the correct harness can help restore the treadmill’s internal cable connection without replacing the entire machine.

If you need a Horizon Fitness 7.0AT-03 treadmill wire harness, verify the model and part number before ordering. This product carries the part number and SKU \*\*DC510\*\*.

## Product Details and Benefits

The DC510 is categorized as a \*\*data cable\*\* and is designed for use inside the Horizon Fitness 7.0AT-03 treadmill. A wire harness groups the necessary wiring into one organized cable assembly, helping connect the treadmill’s internal components as intended by the equipment design.

This replacement cable may suit repair, maintenance, or refurbishment work on a compatible Horizon Fitness treadmill. Using the correct cable can help you avoid adapting an unrelated harness or replacing larger assemblies that do not require service. It also gives repair technicians, fitness equipment service providers, and experienced treadmill owners a specific part to check when troubleshooting a cable-related issue.

This item is listed as \*\*preowned\*\*. Buyers should expect a previously used part rather than a new factory component. Because the product page does not provide additional details about cable length, connector type, wire count, materials, or tested operating condition, confirm those details against the cable currently installed in your treadmill before purchase.

## Compatibility and Applications

The Horizon Fitness 7.0AT-03 Treadmill Wire Harness Cable (DC510) is identified for the following equipment:

\- \*\*Brand:\*\* Horizon Fitness  
\- \*\*Equipment type:\*\* Treadmill  
\- \*\*Compatible model:\*\* 7.0AT-03  
\- \*\*Part number:\*\* DC510  
\- \*\*SKU:\*\* DC510  
\- \*\*Category:\*\* Data Cables  
\- \*\*Condition:\*\* Preowned

This cable is intended for use as a replacement wire harness on the Horizon Fitness 7.0AT-03 treadmill. It may help when servicing or restoring a compatible machine, but the available product information does not confirm compatibility with other Horizon Fitness treadmill models. Do not assume that a similar-looking cable will fit another model.

## Why Choose This Product

The DC510 gives you a clearly identified replacement cable for a specific Horizon Fitness treadmill model. It may provide a practical option for maintaining a compatible 7.0AT-03 machine, especially when the original wire harness needs replacement. Choosing a model-specific part can simplify the repair process and reduce the risk of ordering a cable intended for different equipment.

## Before You Buy

Check the model label on your treadmill and compare the existing cable with the product identification before ordering. Confirm that your machine is the \*\*Horizon Fitness 7.0AT-03\*\* and that \*\*DC510\*\* matches the required part number. Also review the product images, connector arrangement, and visible cable layout if available on the listing. This item is preowned, and the product page does not list dimensions, warranty details, installation instructions, or package quantity. The listing identifies the product as the cable assembly only.

## Details

- **Price:** 39.99 USD
- **Vendor:** Horizon Fitness
- **Type:** Data Cables
- **Tags:** All

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 39.99 USD | In stock |

## Images

- DC510
- DC510
- DC510
- DC510
- DC510

## Additional Information

- **Condition:** PREOWNED

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> Source: [Cardio Equipment Parts](https://www.cardioequipmentparts.com/products/horizon-fitness-7-0at-03-treadmill-wire-harness-cable-dc510)
> Updated: 2026-08-29