--- product_id: 374306350 title: "Solenoid Relay Compatible with Mer-cury Marine 4 Terminal 20HP 25HP 40HP 45HP 50HP 55HP 60HP 65HP 70HP 80HP 90HP 89-818997A1 89-850188t1 89-850187T1 89-818999A2 65W-81941-00-00" brand: "adorish" price: "R677" currency: ZAR in_stock: true category: "Adorish" url: https://www.desertcart.co.za/products/374306350-solenoid-relay-compatible-with-mer-cury-marine-4-terminal-20hp store_origin: ZA region: South Africa --- # 25A high current rating Precise 53.8mm mounting hole spacing Universal 4-terminal screw connectors Solenoid Relay Compatible with Mer-cury Marine 4 Terminal 20HP 25HP 40HP 45HP 50HP 55HP 60HP 65HP 70HP 80HP 90HP 89-818997A1 89-850188t1 89-850187T1 89-818999A2 65W-81941-00-00 **Brand:** adorish **Price:** R677 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your marine power with precision and reliability! ## Quick Answers - **What is this?** Solenoid Relay Compatible with Mer-cury Marine 4 Terminal 20HP 25HP 40HP 45HP 50HP 55HP 60HP 65HP 70HP 80HP 90HP 89-818997A1 89-850188t1 89-850187T1 89-818999A2 65W-81941-00-00 by adorish - **How much does it cost?** R677 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/374306350-solenoid-relay-compatible-with-mer-cury-marine-4-terminal-20hp) ## Best For - adorish enthusiasts ## Why This Product - Trusted adorish brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable Build:** Silver contacts and insulated base for long-lasting corrosion resistance - • **Precision Mounting:** Exact 53.8mm hole spacing ensures effortless installation and secure fit - • **Seamless Compatibility:** Fits a wide range of Mercury Marine & Yamaha outboards from 20HP to 90HP - • **Plug & Play Convenience:** Standard 1/4-20 and 8-32 threaded terminals for quick, tool-friendly connections - • **Power Up with Confidence:** Handles up to 25 amps for reliable engine starts every time ## Overview This Adorish solenoid relay is engineered for Mercury Marine and Yamaha outboards ranging from 20HP to 90HP, featuring a robust 25A current rating, silver contact material, and universal 4-terminal screw connectors. Designed for easy panel mounting with precise 53.8mm hole spacing, it guarantees a durable, corrosion-resistant, and hassle-free replacement to keep your boat engine firing flawlessly. ## Description Buy Solenoid Relay Compatible with Mer-cury Marine 4 Terminal 20HP 25HP 40HP 45HP 50HP 55HP 60HP 65HP 70HP 80HP 90HP 89-818997A1 89-850188t1 89-850187T1 89-818999A2 65W-81941-00-00: Boat Engine Parts - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - Replaces Mer-cury Marine Part Number: 89-818999A2, 89-825842A1, 89-850188A1, 89-850188T1, 89-818997A1,89-818997A2, 89-818997T1, 89-818998A1, 89-818998A2, 89-850187A1, 89-850187T1 - Replaces Yamaha Part Number: 65W-81941-00-00 - Insulated Base, Includes 1/4-20 Threaded Battery & Motor Terminals and 8-32 Threaded Ground & Switch Terminals - Used on a wide variety of Mer-cury and Mariner outboards and MerCruiser sterndrives from 25HP Engine 1994-2006 - Solenoid Mounting Hole Center to Center 1: 2.118in / 53.8mm, (2) 7mm X 10mm Slotted Mounting Holes ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B095BZ6DXJ | | Best Sellers Rank | #65,365 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #157 in Boat Engine Parts | | Brand Name | Adorish | | Connector Type | Screw | | Contact Current Rating | 25 A | | Contact Material | Silver | | Contact Type | Normally Open | | Current Rating | 25 A | | Customer Reviews | 4.1 4.1 out of 5 stars (219) | | Manufacturer | Adorish | | Minimum Switching Voltage | 12 volts_of_direct_current | | Model | 89-850188T1 | | Mounting Type | Panel Mount | | Operation Mode | Motor | | Part Number | 89-850188T1 | ## Product Details - **Connector Type:** Screw - **Contact Material:** Silver - **Contact Type:** Normally Open - **Current Rating:** 25 A - **Mounting Type:** Panel Mount ## Images ![Solenoid Relay Compatible with Mer-cury Marine 4 Terminal 20HP 25HP 40HP 45HP 50HP 55HP 60HP 65HP 70HP 80HP 90HP 89-818997A1 89-850188t1 89-850187T1 89-818999A2 65W-81941-00-00 - Image 1](https://m.media-amazon.com/images/I/41ROOGSFZcL.jpg) ![Solenoid Relay Compatible with Mer-cury Marine 4 Terminal 20HP 25HP 40HP 45HP 50HP 55HP 60HP 65HP 70HP 80HP 90HP 89-818997A1 89-850188t1 89-850187T1 89-818999A2 65W-81941-00-00 - Image 2](https://m.media-amazon.com/images/I/41ddIH1O-lL.jpg) ![Solenoid Relay Compatible with Mer-cury Marine 4 Terminal 20HP 25HP 40HP 45HP 50HP 55HP 60HP 65HP 70HP 80HP 90HP 89-818997A1 89-850188t1 89-850187T1 89-818999A2 65W-81941-00-00 - Image 3](https://m.media-amazon.com/images/I/41YZAXWAozL.jpg) ![Solenoid Relay Compatible with Mer-cury Marine 4 Terminal 20HP 25HP 40HP 45HP 50HP 55HP 60HP 65HP 70HP 80HP 90HP 89-818997A1 89-850188t1 89-850187T1 89-818999A2 65W-81941-00-00 - Image 4](https://m.media-amazon.com/images/I/31IuaUlT-IL.jpg) ![Solenoid Relay Compatible with Mer-cury Marine 4 Terminal 20HP 25HP 40HP 45HP 50HP 55HP 60HP 65HP 70HP 80HP 90HP 89-818997A1 89-850188t1 89-850187T1 89-818999A2 65W-81941-00-00 - Image 5](https://m.media-amazon.com/images/I/41ufbcKvFUL.jpg) --- ## 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.za/products/374306350-solenoid-relay-compatible-with-mer-cury-marine-4-terminal-20hp](https://www.desertcart.co.za/products/374306350-solenoid-relay-compatible-with-mer-cury-marine-4-terminal-20hp) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-08-28*