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Fits 135 HP Mercury/Mariner 2000-05 models with Serial # OG960500 and UP: 114-7509 is an ignition switch box. Helps maintain proper ignition timing under heat, vibration, and moisture.
Representative image shown. Brand or product appearance may vary slightly depending on current inventory.

Part #: 114-7509
Mercury135 HPSwitch BoxWeight: 2 lb
4.0 / 5  (11 votes)
Fits 135 HP Mercury/Mariner 2000-05 models with Serial # OG960500 and UP: 114-7509 is an ignition switch box. Helps maintain proper ignition timing under heat, vibration, and moisture.
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.

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

Features

  • Vibration-resistant internal circuitry
  • Marine-grade sealed electronic construction
  • High-energy CDI ignition switching design
  • Supports dependable ignition timing operation

Common Symptoms of a Failing Switch Box

  • Engine misfire under acceleration
  • Intermittent spark or ignition drop-out
  • Loss of top-end RPM
  • Random cylinder firing issues

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.