--- product_id: 711055804 title: "20Pcs A3144 3144 Hall Effect Sensor OH3144 AH3144E 3Pins Magnetic Detector for Arduino" brand: "allecin" price: "$37.28" currency: USD in_stock: true reviews_count: 5 category: "Allecin" url: https://www.desertcart.us/products/711055804-20pcs-a3144-3144-hall-effect-sensor-oh3144-ah3144e-3pins-magnetic store_origin: US region: United States of America --- # 28V supply voltage Compact 1.69 x 0.55 in size -65°C to +170°C temp range 20Pcs A3144 3144 Hall Effect Sensor OH3144 AH3144E 3Pins Magnetic Detector for Arduino **Brand:** allecin **Price:** $37.28 **Availability:** ✅ In Stock ## Summary > 🧲 Magnetize your projects with precision and power! ## Quick Answers - **What is this?** 20Pcs A3144 3144 Hall Effect Sensor OH3144 AH3144E 3Pins Magnetic Detector for Arduino by allecin - **How much does it cost?** $37.28 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/711055804-20pcs-a3144-3144-hall-effect-sensor-oh3144-ah3144e-3pins-magnetic) ## Best For - allecin enthusiasts ## Why This Product - Trusted allecin brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Power:** Supports up to 28V supply voltage for versatile integration - • **Compact Yet Mighty:** Small form factor fits seamlessly into any Arduino or DIY setup - • **Built to Brave Extremes:** Operates reliably from -65°C to +170°C—no environment too harsh - • **Bulk Pack, Bulk Advantage:** 20 sensors in one pack—perfect for prototyping or scaling your innovations - • **Precision at the Speed of Thought:** High-precision magnetic detection for flawless project performance ## Overview The ALLECIN A3144 Hall Effect Sensor is a high-precision, fast-response magnetic detector designed for Arduino and other electronic applications. With a robust supply voltage of 28V and an impressive operating temperature range from -65°C to +170°C, this compact sensor (1.69 x 0.55 inches) is ideal for position detection, speed measurement, and proximity switching. Packaged in a convenient 20-piece set, it offers excellent value for engineers and makers aiming to elevate their projects with reliable magnetic sensing technology. ## Description A3144 Hall Effect Sensor A3144 Hall-effect switches are monolithic integrated circuits withtighter magnetic specifications, designed to operate continuously overextended temperatures to +150°C, and are more stable with bothtemperature and supply voltage changes. Product parameters Color: Black Supply Voltage: 28 V Reverse Battery Voltage:-35 V Output OFF Voltage: 28 V Reverse Output Current: -0.5 V Continuous Output Current: 25 mA Storage Temperature Range: -65°C to +170°C Package list ·Packed in a small boxes # Easy to save and use ·Brightly colored model label # Easy to distinguish ·20pcs A3144 Hall Effect Sensor Review: funciona bien - funciona perfectamente, usado para velocímetro de coche Review: Great Product ## Features - ALLECIN A3144 Hall Effect Sensor - commonly used electronic components. - Color: Black. Supply Voltage: 28 V ; Storage Temperature Range: -65°C to +170°C. - Features & Advantages: Superior Temp，Small Size，High Precision and Fast Response. - Widely Application: A3144 3144 OH3144 AH3144E Hall Effect Sensor is widely used in position detection, speed measurement, proximity switch, magnetic field detection applications. - Humanized packaging for easy storage and use. # Please confirm the voltage before purchasing. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | ALLECIN | | Manufacturer | ALLECIN | | Country of Origin | USA | | Model number | ALL-3144 | | Number of Memory Sticks | 20 | | Item Weight | 10 g | | Product Dimensions | 5.41 x 4.29 x 1.4 cm; 10 g | | Item model number | ALL-3144 | | Item Height | 0.55 Inches | | Item Width | 1.69 Inches | | Are batteries included? | No | ## Images ![20Pcs A3144 3144 Hall Effect Sensor OH3144 AH3144E 3Pins Magnetic Detector for Arduino - Image 1](https://m.media-amazon.com/images/I/71zSToBH4RL.jpg) ![20Pcs A3144 3144 Hall Effect Sensor OH3144 AH3144E 3Pins Magnetic Detector for Arduino - Image 2](https://m.media-amazon.com/images/I/61YtLOue2RL.jpg) ![20Pcs A3144 3144 Hall Effect Sensor OH3144 AH3144E 3Pins Magnetic Detector for Arduino - Image 3](https://m.media-amazon.com/images/I/61cl3tn1psL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ funciona bien *by J***E on 18 March 2025* funciona perfectamente, usado para velocímetro de coche ### ⭐⭐⭐⭐⭐ Great Product *by C***P on 15 February 2026* ### ⭐⭐⭐⭐⭐ capteur 1/0 *by D***R on 7 December 2025* c'est un capteur effet hall tout ou rien très facile à mettre en place ## Frequently Bought Together - ALLECIN 20Pcs A3144 3144 Hall Effect Sensor OH3144 AH3144E 3Pins Magnetic Detector - EDGELEC 100pcs 10K ohm Resistor 1/2w (0.5Watt) ±1% Tolerance Metal Film Fixed Resistor, Multiple Values of Resistance Optional - (Pack of 100 Pieces) Chanzon 1N4004 Rectifier Diode 1A 400V DO-41 (DO-204AL) Axial 4004 IN4004 1 Amp 400 Volt Electronic Silicon Diodes --- ## 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.us/products/711055804-20pcs-a3144-3144-hall-effect-sensor-oh3144-ah3144e-3pins-magnetic](https://www.desertcart.us/products/711055804-20pcs-a3144-3144-hall-effect-sensor-oh3144-ah3144e-3pins-magnetic) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-17*