{"product_id":"40a-4-pin-12v-automotive-relay-interlocking-socket","title":"40A 4‑Pin 12V Automotive Relay with Interlocking Socket","description":"This 40A automotive relay offers reliable 12V power switching for vehicles of all kinds. The 4‑pin design with an interlocking socket makes installation clean and secure.\n\n\u003ch2\u003e40A Automotive Relay – Benefits for You\u003c\/h2\u003e\n\u003cp\u003e✅ Handles high-current loads with ease so you can power demanding accessories without worry.\u003c\/p\u003e\n\u003cp\u003e✅ Ensures steady performance in harsh environments so your electrical system stays dependable.\u003c\/p\u003e\n\u003cp\u003e✅ Helps prevent overheating during continuous use so your circuits remain protected.\u003c\/p\u003e\n\u003cp\u003e✅ Streamlines wiring through its interlocking socket so you can keep your setup neat and organized.\u003c\/p\u003e\n\u003cp\u003e✅ Provides fast, predictable switching so your connected devices respond exactly when needed.\u003c\/p\u003e\n\u003cp\u003e✅ Reduces the chance of wiring errors thanks to its pre-wired harness so installation feels effortless.\u003c\/p\u003e\n\u003cp\u003e✅ Supports multiple vehicle accessories so you can expand or upgrade your setup confidently.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUpgrade your electrical system with a relay designed to deliver stable, long-lasting performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis relay is built with a heat-resistant outer shell that maintains strength in extreme temperatures, giving it durability for both daily driving and heavy-duty applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S948f24fbf5f645cba55151d45ad3f92bk.jpg\" alt=\"40A automotive relay and socket shown from the front\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe smooth, reinforced housing helps protect internal components, allowing the relay to operate consistently even when placed near engines or other warm areas.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S735edcbbdac643faac0e6d2699a2d35bE.jpg\" alt=\"Close-up view of the relay shell and pin layout\"\u003e\u003c\/p\u003e\n\u003cp\u003eInside, a sensitive copper coil provides stable performance, while silver alloy contacts improve conductivity and extend the service life of the relay.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9a1feae8a1114391af4ba89d23ce3e4en.jpg\" alt=\"Relay components and wiring detail\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe included wiring harness features thick, insulated copper wires, offering both efficiency and protection during long-term use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S5c175cc2c8b442258b2735f15baa4b02I.jpg\" alt=\"Interlocking socket design for organized wiring\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe interlocking socket design allows you to combine multiple relays cleanly, making it ideal for complex or expanding electrical projects.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sca2212e33c614b5da5382c9e7dd8baedz.jpg\" alt=\"Relay wiring harness connected for installation\"\u003e\u003c\/p\u003e\n\u003cp\u003eWhether you're wiring auxiliary lighting, pumps, or aftermarket accessories, the relay helps maintain clear routing and dependable connections.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S1a3518edafa34608a04f6226bdc9f6df7.jpg\" alt=\"Automotive relay displayed with wiring harness\"\u003e\u003c\/p\u003e\n\u003cp\u003eIts versatility makes it a useful addition for cars, trucks, motorcycles, vans, and boats, supporting both small upgrades and full electrical builds.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sdf24488411f849e6877bec360307b138A.jpg\" alt=\"Relay and socket assembly shown from multiple angles\"\u003e\u003c\/p\u003e\n\u003cp\u003eMany users rely on it for horns, lighting systems, fuel pumps, cooling fans, water pumps, and audio setups.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sba499d48832b46838e6f4de78f4783b48.jpg\" alt=\"Detailed view of relay connectors and wiring\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe sealed design helps defend against dust and moisture, improving long-term performance across different environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S6bb265045f024dff96afa8295f4653944.jpg\" alt=\"Relay assembled and ready for installation\"\u003e\u003c\/p\u003e\n\u003cp\u003eIts compact size allows it to fit neatly into tight spaces without sacrificing strength or reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S7d7c85b632a7462f9c1f6c64ceea487dv.jpg\" alt=\"Multiple relays and sockets showing interlocking capability\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChoose this 40A relay to bring dependable power control to every upgrade or repair project.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Spy-shop.com","offers":[{"title":"12V 4P","offer_id":60972097012042,"sku":"5:144170022#12V 4P","price":16.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/5980\/2954\/files\/40a-4-pin-12v-automotive-relay-with-interlocking-socket-12v-4p-2ff.webp?v=1770426626","url":"https:\/\/spy-shop.com\/pt\/products\/40a-4-pin-12v-automotive-relay-interlocking-socket","provider":"Spy-shop.com","version":"1.0","type":"link"}