CAT 573-5580 Alarm Wiring Harness

Product Overview

The CAT 573-5580 Alarm Wiring Harness is a genuine Caterpillar OEM alarm wiring harness designed to provide a standardized electrical interface for connecting alarm devices to the machine’s electrical system. Engineered to Caterpillar’s exact OEM specifications, this harness ensures reliable power and signal transmission for alarm circuits, supporting safe and dependable machine operation in demanding industrial, power generation, and marine environments.

Manufactured using premium-grade 18 AWG insulated wiring, durable protective sheathing, and OEM-quality sealed connectors, the 573-5580 Alarm Wiring Harness is built to withstand vibration, moisture, dust, oil, and extreme operating temperatures. As a direct OEM replacement, it provides seamless integration with Cat electrical systems while maintaining factory reliability and simplifying installation.

Key Features

• Genuine Caterpillar OEM Alarm Wiring Harness
• Part Number: 573-5580
• Standardized interface for alarm system connections
• 18 AWG heavy-duty electrical wiring
• Reliable electrical power and signal transmission
• OEM sealed connectors for secure electrical connections
• Durable insulation for harsh operating environments
• Resistant to vibration, abrasion, moisture, and contaminants
• Designed for long service life and dependable operation
• Factory-engineered for Cat electrical systems
• Direct OEM replacement for simplified installation and maintenance

Technical Specifications

Note: Caterpillar has not published detailed dimensional specifications for this part.

Application Information

The CAT 573-5580 Alarm Wiring Harness is designed to provide dependable electrical connectivity between the machine’s electrical system and alarm components. It delivers consistent power and signal transmission while protecting the wiring from environmental hazards and mechanical wear.

The harness supports:

• Alarm system power distribution
• Electrical signal transmission
• Alarm device connectivity
• Reliable communication between alarm components and the electrical system
• Protected wire routing for long-term durability
• Safe and dependable alarm system operation

Its rugged construction enables reliable performance in applications exposed to continuous vibration, moisture, dust, and temperature fluctuations.

Compatible Caterpillar Equipment

The CAT 573-5580 Alarm Wiring Harness is compatible with the following Caterpillar equipment:

Marine Engines

• G3512H
• G3516H
• G3520H

Industrial Engines

• G3512H

Compatibility should always be verified using the machine or engine Product Identification Number (PIN) or serial number before ordering, as electrical harness configurations may vary by arrangement and factory configuration.

Additional Compatibility Information

The 573-5580 Alarm Wiring Harness is a configuration-specific electrical component. Before installation, verify:

• Machine or engine model
• Product Identification Number (PIN)
• Engine serial number
• Existing harness part number
• Alarm system configuration
• Connector type and pin configuration
• Electrical system arrangement
• Applicable control module requirements

Changes to the original equipment configuration may affect compatibility. Confirmation through Caterpillar parts information or an authorized Cat dealer is recommended.

Benefits

Installing a genuine CAT 573-5580 Alarm Wiring Harness helps:

• Maintain reliable alarm system operation
• Ensure consistent electrical power and signal transmission
• Improve machine and operator safety
• Protect wiring from vibration, abrasion, and environmental damage
• Reduce downtime caused by wiring failures
• Simplify maintenance with an OEM direct-fit replacement
• Extend the service life of the machine’s electrical system
• Ensure OEM-quality fit, durability, and long-lasting electrical performance