AUTOBABA Boat Ignition Switch — Mercury-compatible 6-Wire with 2 Keys, Push Choke

AUTOBABA's 87-88107A5 boat ignition switch is a direct-fit replacement for Mercury outboard engines, supplying a keyed ignition, choke push-button, and 6-wire connections with two keys included.

This marine-grade ignition assembly replaces Mercury OEM part numbers 87-88107, 87-88107A5, and 7-1155 for outboard motors from 1994 onward. Built from glass-filled polyester and designed for side-mount panels up to 5/8", the switch combines a keyed start, push choke function and corrosion-resistant construction to restore reliable electrical control to older or worn panels.

Will this ignition switch fit my Mercury outboard?

Compatibility covers most Mercury outboards from 1994 and later that use the OEM part numbers listed. Check your existing switch for matching mounting and connector layout before purchase to ensure a correct fit.

• OEM references: 87-88107, 87-88107A5, 7-1155
• Designed for side-mount panels up to 5/8" thick
• Works with Mercury outboards model years 1994 and later
• 6-wire connector matches common engine harnesses

How durable is the AUTOBABA ignition switch in a marine environment?

The housing is molded from glass-filled polyester, a non-conductive, corrosion-resistant material chosen for marine use. Push-button choke and switch components are treated to resist saltwater exposure, delivering longer service life than generic indoor switches.

• Marine-grade glass-filled polyester housing
• Non-conductive design reduces shorting risk
• Push choke construction resists corrosion
• Rated up to 30 A at 12 V for typical outboard loads

What electrical and installation specifications should I expect?

The switch is rated for up to 30 amps at 12 volts and uses a six-wire connector compatible with side-mount control panels. Installation is straightforward for anyone familiar with outboard wiring; mounting fits panels up to 5/8" thick.

• Electrical rating: 30 A, 12 V
• Connector: 6-wire plug for OEM harness compatibility
• Panel thickness compatibility: up to 5/8"
• Includes two keyed ignition keys for convenience and spares

What after-sale support does AUTOBABA provide?

AUTOBABA backs this ignition switch with one year of product quality support. If you run into fitment or function questions, their support team can help confirm compatibility or advise next steps.

• 1 year product quality support from AUTOBABA
• Customer assistance for fitment or installation questions
• Replacement guidance if product arrives damaged or incompatible

Who is this for? This replacement ignition switch is designed for boat owners, marine technicians, and DIY mechanics who need a reliable, OEM-compatible ignition and choke assembly for Mercury outboard motors (1994 and later). It’s ideal when restoring an older helm control, replacing a corroded switch, or stocking up on a dependable spare that matches OEM part numbers 87-88107, 87-88107A5, and 7-1155.