JD1912 Automotive Relay Harness, 12V 40A 4 Pin SPST with Pre-Wired Color-Coded Sockets, Sealed Protective Design for Car Truck Van Motorcycle Boat (JD1912 plstic5pin24V)

This JD1912 automotive relay harness is an essential component for reliable electrical system upgrades and repairs. Operating at 12V DC with a robust 40A capacity, this 4-pin SPST relay comes pre-wired with color-coded leads for foolproof installation. The compact design measures 1.1 inches wide by 1.1 inches long, with a 1-inch height, making it ideal for tight spaces. The sealed protective construction guards internal components against moisture and debris, while the standardized socket interface ensures broad compatibility with cars, trucks, vans, motorcycles, and marine applications. The generous 5.2-inch wire leads provide ample length for flexible mounting options. This relay harness features a plug-and-play design that simplifies integration into both OEM and aftermarket electrical systems. Perfect for controlling high-draw accessories like lighting, fans, horns, or other automotive circuits where reliable switching is crucial. The durable construction and precise engineering make it suitable for demanding automotive environments where consistent performance is essential.

• UNIVERSAL 12V COMPATIBILITY: Designed for automotive, truck, van, motorcycle, and boat applications with standard 12V DC electrical systems
• HIGH CAPACITY 40A RELAY: SPST (Single Pole Single Throw) 4-pin relay rated at 40 amps provides reliable switching for high-demand circuits like lights, horns, and fans
• PRE-WIRED COLOR-CODED HARNESS: Ready-to-install harness features color-labeled wires (red, blue, black) for quick identification and error-free installation without splicing
• SEALED PROTECTIVE CONSTRUCTION: Durable sealed design protects internal components from moisture, dust, and harsh environmental conditions for long-lasting performance
• COMPACT DIMENSIONS: Relay measures 1.1 x 1.2 x 1.0 inches with mounting tab (0.6 x 0.65 inches), total wire length 5.2 inches, and socket width 1.1 inches for easy installation in tight spaces