--- 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: "FREE" currency: COP in_stock: false reviews_count: 5 url: https://www.desertcart.co/products/369959277-boat-ignition-switch-with-key-replacement-for-mercury-mariner-outboard store_origin: CO region: Colombia --- # 3-position OFF-RUN-START switch Includes 2 precision-cut keys 6-wire plug & play connector 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:** FREE **Availability:** ❌ Out of Stock ## Summary > ⚓ Ignite your voyage 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?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co](https://www.desertcart.co/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 - • **Peace of Mind Warranty:** Backed by a 24-month warranty and responsive support for zero downtime on your water adventures. - • **Plug & Play Installation:** Color-coded wires match factory standards—no splicing, no hassle, just instant fit. - • **Wide Mercury Compatibility:** Direct replacement for Mercury 87-17009A2/87-17009A5 and Sierra MP41070 series—fit with confidence. - • **Seamless 3-Position Control:** Effortlessly toggle between OFF, RUN, and START modes for precise engine management. - • **Durable Brass & Polyester Build:** Engineered with premium materials ensuring long-lasting safety and superior conductivity. ## 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 switch, 6-wire plug & play connectors, and durable brass and polyester construction, it ensures reliable engine starts and easy installation. Compatible with key Mercury and Sierra models, it includes two keys and comes with a 24-month warranty for dependable performance on the water. ## Description Features: PROFESSIONAL DESIGN 3 Position OFF - RUN- STAR and 6 wires for push to choke. HIGH QUALITY Made of high performance polyester and high quality brass, which provides safety, durability and excellent electrical conductivity. EASY INSTALLATION Colors on switch wires match factory color codes. Direct replacement, a simple plug & play with no wire splicing. Specifications: Condition: 100% Brand New Material: Brass + Plastic Color: Black Replacing OE Number for Reference: 87-17009A2 87-17009A5 MP41070-2 MP41070-1 MP41070 Package List: 1 * Ignition Key Switch + 2 * Keys Size: 57 * 37mm / 2.3 * 1.5in Package Weight: 3.99 Ounces Fitment: For Mercury Mariner Outboard Remote Control Box Note: 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. ## 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 Name | SKARUMMER | | Circuit Type | 3-way | | Compatible Devices | Mercury Mariner Outboard Motor Control Box | | Compatible With Vehicle Type | Boat | | Connector Type | Plug In | | Contact Material | Brass | | Contact Type | Normally Open | | Control Method | Remote | | Controller Type | Push Button | | Customer Reviews | 4.3 4.3 out of 5 stars (531) 4.3 out of 5 stars | | 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 Items | 1 | | Number Of Positions | 6 | | Operation Mode | Off | | Part Number | 87-17009A2 87-17009A5 | | Switch Type | Ignition Switch | | Terminal | Spade Or Blade | | Unit Count | 1.0 Count | | Upc | 760668658707 | ## Product Details - **Brand:** SKARUMMER - **Connector type:** Plug In - **Contact type:** Normally Open - **Operation mode:** Off - **Switch type:** Ignition Switch ## 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 on Reviewed in Canada 5 May 2026* Très bon et facile d installation ### ⭐⭐⭐⭐⭐ Nice! *by on Reviewed in the United States 1 September 2026* Nice product and works great ### ⭐⭐⭐⭐⭐ Great price for something that works and will be used occasionally. *by on Reviewed in Canada 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.co/products/369959277-boat-ignition-switch-with-key-replacement-for-mercury-mariner-outboard](https://www.desertcart.co/products/369959277-boat-ignition-switch-with-key-replacement-for-mercury-mariner-outboard) --- *Product available on Desertcart Colombia* *Store origin: CO* *Last updated: 2026-10-27*