Mercury – Key Switch Harness Kit Non-DTS 14-Pin | Ignition Wiring Kit | 896537K20

The Mercury Key Switch Harness Kit (Non-DTS 14-Pin) is designed for mechanical outboard installations that require maximum reach at the helm without transitioning to digital throttle and shift systems. It is commonly used on larger boats, deeper console layouts, or full refits where shorter harnesses cannot be routed cleanly. The extended harness length helps keep wiring relaxed, properly positioned, and free from unnecessary strain behind the dash.

Using a properly sized ignition harness supports consistent engine starting and helps reduce electrical issues caused by stretched, stressed, or tightly routed wiring. Clean routing, secure mounting, and routine inspection help maintain stable signal flow and support long-term reliability in typical marine operating conditions.

Key Features

• Extended 20-Foot Ignition Harness – Supports long wiring runs and wide or deep console layouts
• Non-DTS 14-Pin Connector – Designed for mechanical ignition systems using fourteen-pin connections
• Waterproof Key Switch Included – Helps protect against moisture and spray at the helm
• Factory Mercury Wiring Layout – Maintains proper pin alignment and clean signal flow
  
  

Engine & System Compatibility

• Mercury outboards
• Mechanical control systems
• Non-DTS ignition systems
• Fourteen-pin connector engine applications
  
  

Important Notes

• Confirm engine ignition type and non-DTS fourteen-pin compatibility before ordering
• Ensure all wiring is securely routed and connections are fully seated during installation
• Verify proper engine starting and shutdown operation after installation
  
  

FAQs

1) What is this key switch harness kit used for?
It provides a long-reach ignition wiring solution for Mercury outboards using non-DTS fourteen-pin mechanical ignition systems.

2) How is this kit different from shorter non-DTS harness kits?
This version includes a 20-foot harness designed for large boats, deep consoles, and installations requiring maximum reach.

3) Does this kit include the ignition key switch?
Yes. The kit includes a waterproof ignition key switch with the extended harness.

4) Is this compatible with DTS or SmartCraft systems?
No. This kit is intended for non-DTS mechanical ignition systems only.

5) Why choose an OEM Mercury extended harness kit?
OEM ignition components are built to Mercury electrical specifications, helping ensure reliable starting, stable signal timing, and long-term durability.