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Fits 150 HP Mercury/Mariner 2000-05 models with Serial # OG960500 thru OT408999: 114-7509 is an ignition switch box. Helps keep the ignition system firing consistently in marine use.
Representative image shown. Brand or product appearance may vary slightly depending on current inventory.

Part #: 114-7509
Mercury150 HPSwitch BoxWeight: 2 lb
3.0 / 5  (19 votes)
Fits 150 HP Mercury/Mariner 2000-05 models with Serial # OG960500 thru OT408999: 114-7509 is an ignition switch box. Helps keep the ignition system firing consistently in marine use.
List Price: $117.31
Your Price: $106.80
Normally In Stock

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

Replaces OEM#'s

827509A1, 827509A3, 827509A4, 827509A7, 827509A9, 827509A10, 827509T7

Product Details

Built for harsh marine environments, this ignition module supports consistent spark output, smoother acceleration, and dependable high-RPM ignition operation.

Sealed marine-grade circuitry and vibration-resistant epoxy encapsulation help protect the switch box from moisture intrusion, corrosion, and damaging engine vibration.

Features

  • High-energy CDI ignition switching design
  • Vibration-resistant internal circuitry
  • Supports dependable ignition timing operation
  • Helps maintain reliable spark delivery under load

Common Symptoms of a Failing Switch Box

  • Random cylinder firing issues
  • Engine misfire under acceleration
  • Intermittent spark or ignition drop-out
  • 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.