Condition New

The Wire Harness is a replacement electrical wiring assembly designed for select treadmill models. Commonly used on compatible Commercial 1250, 1750, 2450, and related treadmill equipment, this component helps connect electronic systems throughout the machine. Its equipment-specific design supports reliable communication between connected components and contributes to proper treadmill operation.

Key Features

Electrical Wiring Assembly
Designed to connect compatible treadmill electronic and mechanical systems through a centralized wiring configuration.
Equipment Communication Support
Helps facilitate signal and power transfer between connected treadmill components.
Replacement Maintenance Component
Assists with restoring equipment functionality when replacing worn or damaged wiring assemblies.
Model-Specific Compatibility
Designed for use with compatible treadmill models listed below.

Specifications

Product Type: Wire Harness

Part Number: 449446

Usage: Treadmill Replacement Part

Design Type: Electrical Wiring Assembly

Compatibility

Compatible with the following models:

1250 – NTL14124.0

1250 – NTL14124.1

1250 – NTL14124.3

1250 – NTL14124.4

1250 – NTL14124.5

1250 – NTL14124.6

1250 – NTL14124.7

1250 – NTL14124.9

1750 – NTL17124.1

1750 – NTL17124.10

1750 – NTL17124.12

1750 – NTL17124.13

1750 – NTL17124.2

1750 – NTL17124.3

1750 – NTL17124.4

1750 – NTL17124.5

1750 – NTL17124.6

1750 – NTL17124.7

1750 – NTL17124.9

2450 – NTL19124.1

2450 – NTL19124.10

2450 – NTL19124.11

2450 – NTL19124.13

2450 – NTL19124.2

2450 – NTL19124.3

2450 – NTL19124.4

2450 – NTL19124.5

2450 – NTL19124.6

2450 – NTL19124.7

2450 – NTL19124.8

2450 – NTL19124.9

Commercial 1750 Treadmill – NTL17125.0

Commercial 1750 Treadmill – NTL17125C.0

Commercial 2450 Treadmill – NTL19125.0

Commercial 2450 Treadmill – NTL19125.1

Commercial LE Treadmill – NTL13125.0

Ultra Commercial 1250 Treadmill – NTL14125.0

How It Works

The wire harness connects multiple treadmill systems through a coordinated wiring assembly. It allows signals and electrical power to travel between connected components, supporting proper machine operation and functionality.

Note

Verify Part Number 449446 and equipment model compatibility before ordering.

Compatibility Notes

Confirm Part Number 449446 before purchase.

Verify the model number matches the compatibility list.

Compare connector layouts with the existing harness before installation.

Intended only for the listed compatible treadmill models.

Review equipment documentation to confirm fitment requirements.

Why This Design Matters

A properly matched wire harness helps maintain communication between key treadmill systems and components. Replacing a damaged wiring assembly can help restore intended equipment operation and support consistent machine performance.