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For 20 HP Mercury/Mariner 1994-98 models with Serial # OG044027 thru OG760299, 114-4952A30 is an ignition switch box. Manages spark timing and ignition output for dependable engine operation.
Representative image shown. Brand or product appearance may vary slightly depending on current inventory.

Part #: 114-4952A30
Mercury20 HPSwitch BoxWeight: 2 lb
4.0 / 5  (7 votes)
For 20 HP Mercury/Mariner 1994-98 models with Serial # OG044027 thru OG760299, 114-4952A30 is an ignition switch box. Manages spark timing and ignition output for dependable engine operation.
List Price: $428.19
Your Price: $389.65
Normally In Stock

In Stock items ship same day if ordered before 3PM CST (excluding weekends and holidays)

Replaces OEM#'s

18495A9, 18495A14, 18495A16, 18495A17, 18495A20, 18495A21, 18495A30

Product Details

This switch box is engineered to manage CDI ignition timing and spark sequencing for dependable ignition performance throughout the engine's operating range.

Heavy-duty electronic components and insulated internal circuitry are designed to withstand heat cycling, humidity, and harsh outboard operating conditions.

Features

  • High-energy CDI ignition switching design
  • Designed for stable spark sequencing
  • Supports dependable ignition timing operation
  • Marine-grade sealed electronic construction

Common Symptoms of a Failing Switch Box

  • Sudden ignition failure after warm-up
  • Engine misfire under acceleration
  • Loss of top-end RPM
  • Hard starting conditions

Need Fitment Help?

Tell us your brand, horsepower, and part number. We can help verify fitment before you order.

Support PDF files appear on this page when available.