--- product_id: 369959277 title: "Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5" brand: "skarummer" price: "298.76 DT" currency: TND in_stock: true reviews_count: 5 category: "Skarummer" url: https://www.desertcart.tn/products/369959277-boat-ignition-switch-with-key-replacement-for-mercury-mariner-outboard store_origin: TN region: Tunisia --- # High conductivity brass contacts 3-position OFF-RUN-START switch Includes 2 precision-cut keys Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5 **Brand:** skarummer **Price:** 298.76 DT **Availability:** ✅ In Stock ## Summary > ⚓ Ignite your adventure with flawless starts every time! ## Quick Answers - **What is this?** Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5 by skarummer - **How much does it cost?** 298.76 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/369959277-boat-ignition-switch-with-key-replacement-for-mercury-mariner-outboard) ## Best For - skarummer enthusiasts ## Why This Product - Trusted skarummer brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Installation:** Color-coded wires match factory standards—no splicing, no hassle, just instant upgrade. - • **Confidence-Backed Warranty:** 24-month coverage with responsive support—buy now, sail worry-free. - • **Seamless 3-Position Control:** Effortlessly toggle OFF, RUN, and START modes with precision engineering. - • **Perfect Mercury Compatibility:** Direct replacement for Mercury 87-17009A2/87-17009A5 and Sierra MP41070 series—fit guaranteed. - • **Durable High-Performance Build:** Crafted from premium polyester and brass for unmatched safety and longevity on the water. ## Overview The SKARUMMER Boat Ignition Switch is a high-quality aftermarket replacement designed for Mercury Mariner Outboard motors. Featuring a 3-position OFF-RUN-START design with 6 wire connectors for push-to-choke functionality, it ensures reliable engine starts. Made from durable brass and polyester, it offers excellent electrical conductivity and safety. The switch includes two keys and matches factory wiring colors for easy plug-and-play installation. Compatible with Mercury part numbers 87-17009A2 and 87-17009A5, it comes with a 24-month warranty for peace of mind. ## Description Features:PROFESSIONAL DESIGN3 Position OFF - RUN- STAR and 6 wires for push to choke.HIGH QUALITYMade of high performance polyester and high quality brass, which provides safety, durability and excellent electrical conductivity.EASY INSTALLATIONColors on switch wires match factory color codes. Direct replacement, a simple plug & play with no wire splicing.Specifications:Condition: 100% Brand NewMaterial: Brass + PlasticColor: BlackReplacing OE Number for Reference: 87-17009A2 87-17009A5 MP41070-2 MP41070-1 MP41070Package List: 1 * Ignition Key Switch + 2 * Keys Size: 57 * 37mm / 2.3 * 1.5inPackage Weight: 3.99 OuncesFitment: For Mercury Mariner Outboard Remote Control BoxNote:1. This is a high quality aftermarket product but not genuine.2. It is advisable to check the existing Part Number before placing an order. Review: Bon prix - Très bon et facile d installation Review: Good quality - Worked just fine ## Features - REPLACEMENT IGNITION STARTER SWITCHES - An ignition switch, starter switch or start switch is a switch in the control system of a motor vehicle that activates the main electrical systems for the vehicle. If you have to wiggle the key hard or the boat won't start when the key is turned, it means you need to replace a new engine starter ignition key switch for your boat. - PROFESSIONAL DESIGN - 3 Position OFF - RUN- STAR and 6 wires for push to choke. This Boat Engine Ignition Switch made of high performance polyester and high quality brass, which provides safety, durability and excellent electrical conductivity. You can buy it with great confidence. - COMPATIBILITY - This Ignition Key Switch replacement for most Mercury Outboard Control Box, replace OE number for reference: Mercury 87-17009A2 87-17009A5, Sierra MP41070-2 MP41070-1 MP41070. Please kindly check the fitment to ensure this will fit your model before ordering. - EASY INSTALLATION - Colors on switch wires match factory color codes. Direct replacement, a simple plug & play with no wire splicing. Meets or exceeds OEM standards, 100% d before shipping. - 24-MONTH WARRANTY - Order from SKARUMMER, we offer 24 month warranty. If you have any other questions on our Boat Engine Ignition Key Switch, please contact us at the first time, We are always here to support you. We provide free service of REPLACEMENT or REFUND, you can buy it with confidence. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0933LB56Z | | Brand | SKARUMMER | | Brand Name | SKARUMMER | | Circuit Type | 3-way | | Connector Type | Plug In | | Connector type | Plug In | | Contact Material | Brass | | Contact Type | Normally Open | | Contact type | Normally Open | | Control Method | Remote | | Controller Type | Push Button | | Customer Reviews | 4.3 out of 5 stars 515 Reviews | | International Protection Rating | IP00 | | Item Weight | 0.1 Kilograms | | Manufacturer | SKARUMMER | | Material Type | Brass, Plastic | | Model | 87-17009A2 | | Mounting Type | Plug-In Mount | | Number of Positions | 6 | | Operation Mode | Off | | Operation mode | Off | | Part Number | 87-17009A2 87-17009A5 | | Switch Type | Ignition Switch | | Switch type | Ignition Switch | | Terminal | Spade Or Blade | | UPC | 760668658707 | | Unit Count | 1.0 Count | ## Product Details - **Operation Mode:** Off - **Current Rating:** 2 Amps - **Operating Voltage:** 12 Volts - **Contact Type:** Normally Open - **Connector Type:** Plug In - **Brand:** SKARUMMER - **Terminal:** Spade - **Circuit Type:** 3-way - **Actuator Type:** Ignition - **Contact Material:** Brass ## Images ![Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5 - Image 1](https://m.media-amazon.com/images/I/61zqPy6gh7S.jpg) ![Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5 - Image 2](https://m.media-amazon.com/images/I/61rj-7d32YS.jpg) ![Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5 - Image 3](https://m.media-amazon.com/images/I/71nfMthx4oS.jpg) ![Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5 - Image 4](https://m.media-amazon.com/images/I/71zQw-Y0RvS.jpg) ![Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5 - Image 5](https://m.media-amazon.com/images/I/61Jn+lQcy1S.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Bon prix *by L***C on 5 May 2026* Très bon et facile d installation ### ⭐⭐⭐⭐⭐ Good quality *by L***A on 15 March 2026* Worked just fine ### ⭐⭐⭐⭐⭐ Great price for something that works and will be used occasionally. *by A***. on 14 May 2026* Works as should, fits as should.Mercury dealer wanted over $150. ## Frequently Bought Together - Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors - Replace Mercury Ignition Switch 87-17009A2 87-17009A5 - Outboard 17179T1 84-17179T 1 Cable Main Wire Harness for Mercury Marine MerCruiser Quicksilver 881170A15 Remote Control Box, 8 Pins, 15ft/4.57m Length --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/369959277-boat-ignition-switch-with-key-replacement-for-mercury-mariner-outboard](https://www.desertcart.tn/products/369959277-boat-ignition-switch-with-key-replacement-for-mercury-mariner-outboard) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-29*