--- product_id: 23716255 title: "Blue Sea Systems 11003 HD-Series Heavy Duty 3 Position Selector Battery Switch with AFD, Beige" brand: "blue sea systems" price: "34608 som" currency: KGS in_stock: true reviews_count: 1 category: "Blue Sea Systems" url: https://www.desertcart.kg/products/23716255-blue-sea-systems-11003-hd-series-heavy-duty-3-position store_origin: KG region: Kyrgyzstan --- # 500A continuous rating IP66 waterproof protection Supports dual 4/0 AWG cables Blue Sea Systems 11003 HD-Series Heavy Duty 3 Position Selector Battery Switch with AFD, Beige **Brand:** blue sea systems **Price:** 34608 som **Availability:** ✅ In Stock ## Summary > 🔋 Command your power like a pro—never get caught powerless again! ## Quick Answers - **What is this?** Blue Sea Systems 11003 HD-Series Heavy Duty 3 Position Selector Battery Switch with AFD, Beige by blue sea systems - **How much does it cost?** 34608 som with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/23716255-blue-sea-systems-11003-hd-series-heavy-duty-3-position) ## Best For - blue sea systems enthusiasts ## Why This Product - Trusted blue sea systems brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Easy Integration:** Accepts large 4/0 AWG cables with 1/2" terminal studs, meeting ABYC and ISO standards - • **Premium Build Quality:** Silicon bronze contacts ensure long-lasting corrosion resistance and reliability - • **Powerhouse Performance:** Handles a robust 500 amps continuous current for heavy-duty demands - • **Marine-Grade Durability:** IP66 waterproof and ignition protected for safe use on gasoline-powered boats - • **Seamless Battery Control:** 3-position selector switch isolates or combines battery banks effortlessly ## Overview The Blue Sea Systems 11003 HD-Series Heavy Duty 3 Position Selector Battery Switch with AFD is a marine-grade, ignition-protected switch designed to manage isolated battery banks with a continuous 500A rating at 32VDC. Featuring IP66 waterproofing, silicon bronze contacts, and compatibility with large 4/0 AWG cables, it meets ISO 8846 and ABYC standards, ensuring reliable, safe operation aboard gasoline-powered boats. ## Description Switches a single battery to a single load group Does not include Combine position Includes AFD (Alternator Field Disconnect). Review: Built to last ## Features - Switches isolated battery banks to all loads. Includes AFD (Alternator Field Disconnect) - Ignition protected—safe for installation aboard gasoline powered boats - IP66 waterproof, ISO 8846 and meets ABYC requirements - Accepts two 4/0 AWG (95mm²) battery cables. Terminal Stud Size: 1/2" - Continuous Rating: 500A, Max Voltage: 32VDC ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0026K8SJM | | Actuator Type | Manual | | Best Sellers Rank | #607,164 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #196 in Boat Battery Switches | | Brand | Blue Sea Systems | | Brand Name | Blue Sea Systems | | Circuit Type | 3-way | | Color | Beige | | Compatible Devices | Batteries, Loads | | Compatible with Vehicle Type | Boat | | Connectivity Protocol | X-10 | | Connector Type | Crimp | | Contact Material | Silicon Bronze | | Contact Type | Normally Closed | | Control Method | Touch | | Control Type | Manual | | Current Rating | 500 Amps | | Customer Reviews | 4.8 out of 5 stars 8 Reviews | | Global Trade Identification Number | 00632085110031 | | Included Components | Great Product | | International Protection Rating | IP66 | | Item Dimensions | 9 x 7 x 3 inches | | Item Type Name | Great Product | | Item Weight | 1 Pounds | | Manufacturer | Blue Sea Systems | | Material Type | Plastic | | Model | 11003 | | Mounting Type | Panel Mount | | Number of Items | 1 | | Number of Positions | 3 | | Operating Voltage | 32 Volts | | Operation Mode | ON-OFF | | Part Number | 11003 | | Smart Home Compatibility | Not Smart Home Compatible | | Specification Met | Iso | | Switch Type | 3 Position Selector Battery Switch | | Terminal | Physical | | UPC | 632085110031 | | Unit Count | 1.0 Count | | Warranty Description | Warranty | | Wattage | 16000 watts | ## Product Details - **Operation Mode:** ON-OFF - **Current Rating:** 500 Amps - **Operating Voltage:** 32 Volts - **Contact Type:** Normally Closed - **Connector Type:** Crimp - **Brand:** Blue Sea Systems - **Terminal:** Physical - **Item dimensions L x W x H:** 9 x 7 x 3 inches - **Circuit Type:** 3-way - **Actuator Type:** Manual ## Images ![Blue Sea Systems 11003 HD-Series Heavy Duty 3 Position Selector Battery Switch with AFD, Beige - Image 1](https://m.media-amazon.com/images/I/81UgWXRlpSL.jpg) ![Blue Sea Systems 11003 HD-Series Heavy Duty 3 Position Selector Battery Switch with AFD, Beige - Image 2](https://m.media-amazon.com/images/I/41KL7mdJ2LL.jpg) ![Blue Sea Systems 11003 HD-Series Heavy Duty 3 Position Selector Battery Switch with AFD, Beige - Image 3](https://m.media-amazon.com/images/I/41FtrX+zt3L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Built to last *by S***N on April 1, 2023* ## Frequently Bought Together - Blue Sea Systems 11003 HD-Series Heavy Duty 3 Position Selector Battery Switch with AFD, Beige - TKDMR 8pcs 4/0 AWG-3/8 Battery Lugs,Heavy Duty Wire Lugs,Ring Terminals,Battery Cable Ends,0 Guage terminals,Battery Terminal Connectors with 8pcs 3:1 Heat Shrink Tubing --- ## 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.kg/products/23716255-blue-sea-systems-11003-hd-series-heavy-duty-3-position](https://www.desertcart.kg/products/23716255-blue-sea-systems-11003-hd-series-heavy-duty-3-position) --- *Product available on Desertcart Kyrgyzstan* *Store origin: KG* *Last updated: 2026-05-01*