--- product_id: 72715579 title: "Whale Electric Field Sensor Switch, 12V or 24V, Suitable for Up to 20 Amps, BE9003" brand: "whale" price: "28.49 OMR" currency: OMR in_stock: true category: "Whale" url: https://www.desertcart.com.om/products/72715579-whale-electric-field-sensor-switch-12v-or-24v-suitable-up store_origin: OM region: Oman --- # Supports up to 20A current Auto-activates at 2-inch water level Operates on 12V or 24V systems Whale Electric Field Sensor Switch, 12V or 24V, Suitable for Up to 20 Amps, BE9003 **Brand:** whale **Price:** 28.49 OMR **Availability:** ✅ In Stock ## Summary > 💧 Stay dry, stay ahead—automatic bilge control that works as hard as you do. ## Quick Answers - **What is this?** Whale Electric Field Sensor Switch, 12V or 24V, Suitable for Up to 20 Amps, BE9003 by whale - **How much does it cost?** 28.49 OMR with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/72715579-whale-electric-field-sensor-switch-12v-or-24v-suitable-up) ## Best For - whale enthusiasts ## Why This Product - Trusted whale brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built-In Test Circles:** Quickly verify sensor functionality before you set sail—confidence guaranteed. - • **Certified Reliability:** CE and ISO 8846 certified with a 1-year warranty for worry-free, long-lasting performance. - • **Effortless Installation:** Color-coded wiring and side/base mounting options make setup a breeze for DIY pros. - • **Dual Voltage Flexibility:** Seamlessly compatible with both 12V and 24V systems for versatile marine setups. - • **Precision Auto-Activation:** Automatically powers your bilge pump at 2 inches of water—no manual hassle. ## Overview The Whale Electric Field Sensor Switch BE9003 is a precision marine sensor that automatically activates bilge pumps at 2 inches of water and shuts them off below ½ inch. Compatible with 12V or 24V systems and supporting up to 20 amps, it offers versatile mounting and easy installation with color-coded wiring. Featuring built-in test circles and certified safety standards, this sensor ensures reliable, hands-free bilge pump operation for peace of mind on every voyage. ## Description The Whale Electric Field Sensor Switch automatically activates and shuts off bilge pumps when water reaches specific levels. Its worry-free, precise operation ensures proper bilge pumping. PN BE9003, 12V (DC) or 24V (DC), Current - Suitable up to 20 amps, Standby Current - 0.008 amp. This switch automatically activates the bilge pump when 2 inches of water is sensed, and it turns the pump off when the water level drops below ½ inch. Two color-coded wires make installation easy, and there are two test circles that can be used to ensure activation. This unit offers side or base mounting to suit the available space configuration. This switch can operate with 12V or 24V power, and it is suitable for up to 20 amps. Whale designs and manufactures reliable marine water systems which are easy to install and use; providing boating enthusiasts with water, waste management and durable bilge pumps. For over 70 years, Whale has delivered innovative, high quality products that ensure peace of mind and allow you to enjoy your adventures on the water. ## Features - AUTOMATIC BILGE PUMP ACTIVATION: Precision switch detects water levels and automatically turns your bilge pump on when water reaches 2 inches, and off when it drops below ½ inch - no manual intervention required - VERSATILE MOUNTING & POWER OPTIONS: Designed for side or base mounting, compatible with 12V or 24V systems, and supports up to 20 amps for maximum flexibility. - BUILT-IN TESTING CAPABILITY: Includes two test circles for quick and easy activation checks, so you can confirm functionality before hitting the water - EASY INSTALLATION: Two color-coded wires make setup simple and hassle-free, even for DIY boat owners - RELIABLE, WORRY-FREE OPERATION: Enjoy peace of mind with accurate water level sensing that ensures proper bilge pumping every time - CERTIFIED SAFE & COMPLIANT: CE Certified, Meets, ISO 8846, 1 YEAR WARRANTY ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00N4X2DWS | | Best Sellers Rank | #135,257 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #150 in Boat Bilge Pumps | | Brand Name | Whale | | Circuit Type | 1-way | | Color | Black | | Compatible Devices | Bilge Pumps | | Compatible with Vehicle Type | Boats | | Connector Type | Molex | | Contact Material | Stainless Steel | | Contact Type | Normally Closed | | Control Method | Sensor | | Control Type | Automatic | | Current Rating | 20 A | | Customer Reviews | 3.8 3.8 out of 5 stars (132) | | Global Trade Identification Number | 00766478946188 | | Included Components | Electric Field Switch, Instructions | | Item Dimensions | 3.6 x 0.75 x 2.8 inches | | Item Type Name | boat-shower-pumps-and-sumps | | Item Weight | 3.2 ounces | | Lower Temperature Rating | 1 °C | | Manufacturer | Whale | | Material Type | Plastic | | Model | BE9003 | | Mounting Type | Wall Mount | | Number of Items | 1 | | Number of Positions | 1 | | Operating Voltage | 12 volts | | Operation Mode | automatic | | Part Number | BE9003 | | Switch Type | Sensor | | Terminal | Screw | | UPC | 766478946188 | | Unit Count | 1 Count | | Upper Temperature Rating | 1 °C | | Warranty Description | 1 Year Warranty | | Wattage | 1 watts | ## Product Details - **Brand:** Whale - **Connector Type:** Molex - **Contact Type:** Normally Closed - **Current Rating:** 20 A - **Item dimensions L x W x H:** 3.6 x 0.75 x 2.8 inches - **Material:** Plastic - **Operating Voltage:** 12 volts - **Operation Mode:** automatic - **Switch Type:** Sensor - **Terminal:** Screw ## Images ![Whale Electric Field Sensor Switch, 12V or 24V, Suitable for Up to 20 Amps, BE9003 - Image 1](https://m.media-amazon.com/images/I/31TYiKwEb3L.jpg) ![Whale Electric Field Sensor Switch, 12V or 24V, Suitable for Up to 20 Amps, BE9003 - Image 2](https://m.media-amazon.com/images/I/41webhdW-yL.jpg) ![Whale Electric Field Sensor Switch, 12V or 24V, Suitable for Up to 20 Amps, BE9003 - Image 3](https://m.media-amazon.com/images/I/41XBV9eu-GL.jpg) ![Whale Electric Field Sensor Switch, 12V or 24V, Suitable for Up to 20 Amps, BE9003 - Image 4](https://m.media-amazon.com/images/I/418H6ylH5XL.jpg) ![Whale Electric Field Sensor Switch, 12V or 24V, Suitable for Up to 20 Amps, BE9003 - Image 5](https://m.media-amazon.com/images/I/61Mf1wHCkxL.jpg) ## Frequently Bought Together - Whale BE9003 Electric Field Sensor Switch, 12V or 24V, Suitable for Up to 20 Amps,Black - Whale Gulper Toilet Pump for Holding Tank - Electric Discharge/Pump-Out - 4.6 GPM Flow Rate - 12V/24V - Whale Gulper 220 Graywater Pump - Manages Gray Waste in Boats & RV - 3.5 GPM Flow Rate - 12V/24V --- ## 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.com.om/products/72715579-whale-electric-field-sensor-switch-12v-or-24v-suitable-up](https://www.desertcart.com.om/products/72715579-whale-electric-field-sensor-switch-12v-or-24v-suitable-up) --- *Product available on Desertcart Oman* *Store origin: OM* *Last updated: 2026-08-28*