--- product_id: 648124738 title: "YSY 7440 7443 T20 Bulb Connector Male Adapter Wiring Harness for Automotive Brake Light Bulbs/Turn Signal/Reverse Light Bulbs Socket (Pack of 4) (7440-Male Connector)" brand: "ysy" price: "¥12638" currency: JPY in_stock: true category: "Ysy" url: https://www.desertcart.jp/products/648124738-ysy-7440-7443-t20-bulb-connector-male-adapter-wiring-harness store_origin: JP region: Japan --- # 12V-24V voltage range Plug & Play installation Heat resistant nylon plug up to 1200°F YSY 7440 7443 T20 Bulb Connector Male Adapter Wiring Harness for Automotive Brake Light Bulbs/Turn Signal/Reverse Light Bulbs Socket (Pack of 4) (7440-Male Connector) **Brand:** ysy **Price:** ¥12638 **Availability:** ✅ In Stock ## Summary > 🔧 Upgrade your ride’s lighting game—plug in, shine bright, and never look back! ## Quick Answers - **What is this?** YSY 7440 7443 T20 Bulb Connector Male Adapter Wiring Harness for Automotive Brake Light Bulbs/Turn Signal/Reverse Light Bulbs Socket (Pack of 4) (7440-Male Connector) by ysy - **How much does it cost?** ¥12638 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/648124738-ysy-7440-7443-t20-bulb-connector-male-adapter-wiring-harness) ## Best For - ysy enthusiasts ## Why This Product - Trusted ysy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Premium Copper Wiring:** High-efficiency copper wire ensures reliable conductivity and long-term performance. - • **Effortless Plug & Play:** Get your brake, tail, or turn signal lights upgraded in seconds—no mechanic needed. - • **Heat-Resistant Durability:** Nylon plugs withstand extreme temperatures up to 1200°F—built to last under pressure. - • **Complete 4-Pack Convenience:** Everything you need to upgrade multiple lights at once—don’t get caught with one out. - • **Universal T20 Socket Compatibility:** Seamlessly fits T20/7443/7441/992A/7440 bulbs for ultimate retrofit flexibility. ## Overview The YSY 7440/7443 T20 Male Bulb Connector Wiring Harness is a durable, heat-resistant ABS and copper wire adapter designed for 12V-24V automotive lighting systems. Compatible with a wide range of T20 bulb types, it offers easy plug-and-play installation for brake, tail, turn signal, DRL, and reverse lights. Sold in a convenient 4-pack, it’s engineered in the USA to deliver reliable, high-performance connectivity and withstand extreme temperatures up to 1200°F. ## Description It is commonly used for turn signal lights, brake lights,tail lights,daytime running lights retrofit such as: (1)Using existing harness with add-on lamps or LED lamp (2)Aftermarket headlamp or tail lamp conversion (3)LED turn signal retrofit Features: Condition:100% Brand New Wire Length:10cm/4inches Color:As pictures Type: Male Socket Plug Adapter With Extended Wire Compatible with T20/7443/7441/992A/7444/W21W/7440/992/W215W sockets High efficient copper wiring. Nylon plug(can withstand up to 1200 Fahrenheit) Heavy duty,High efficient,Heat resistant,Never melt Package includes: 4pcs Male Adapter Wiring HarnessNOTE:Please choose model:7440(2 wire) 7443(3 wire) ## Features - Material: ABS + Copper Wire; - Fit to Voltage: 12V-24V; Installation: Plug and Play; - Compatible Bulbs:T20/7443/7441/992A/W21W/7440/992/W215W - Installation: Plug and Play; Work for Brake Light, Tail Light, Turn Signal Light, DRL, Reverse Light; - Package include: 4 * Sockets ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B081WV6LD2 | | Brand Name | YSY | | Connector Type | Automotive Bulb Socket | | Country of Origin | USA | | Customer Reviews | 4.4 4.4 out of 5 stars (38) | | Manufacturer | YSY | | Material Type | ABS | | Number of Items | 4 | | Part Number | 7443/7440 Male Connector | | UPC | 725766717459 | ## Product Details - **Brand:** YSY - **Connector Type:** Automotive Bulb Socket - **Manufacturer:** YSY - **Material:** ABS - **Number of Items:** 4 ## Images ![YSY 7440 7443 T20 Bulb Connector Male Adapter Wiring Harness for Automotive Brake Light Bulbs/Turn Signal/Reverse Light Bulbs Socket (Pack of 4) (7440-Male Connector) - Image 1](https://m.media-amazon.com/images/I/41zbctGtepL.jpg) ![YSY 7440 7443 T20 Bulb Connector Male Adapter Wiring Harness for Automotive Brake Light Bulbs/Turn Signal/Reverse Light Bulbs Socket (Pack of 4) (7440-Male Connector) - Image 2](https://m.media-amazon.com/images/I/31yRjeedMDL.jpg) ![YSY 7440 7443 T20 Bulb Connector Male Adapter Wiring Harness for Automotive Brake Light Bulbs/Turn Signal/Reverse Light Bulbs Socket (Pack of 4) (7440-Male Connector) - Image 3](https://m.media-amazon.com/images/I/31VI6Q9mAhL.jpg) ![YSY 7440 7443 T20 Bulb Connector Male Adapter Wiring Harness for Automotive Brake Light Bulbs/Turn Signal/Reverse Light Bulbs Socket (Pack of 4) (7440-Male Connector) - Image 4](https://m.media-amazon.com/images/I/41MIc7XOqWL.jpg) ![YSY 7440 7443 T20 Bulb Connector Male Adapter Wiring Harness for Automotive Brake Light Bulbs/Turn Signal/Reverse Light Bulbs Socket (Pack of 4) (7440-Male Connector) - Image 5](https://m.media-amazon.com/images/I/41zELeANapL.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.jp/products/648124738-ysy-7440-7443-t20-bulb-connector-male-adapter-wiring-harness](https://www.desertcart.jp/products/648124738-ysy-7440-7443-t20-bulb-connector-male-adapter-wiring-harness) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-18*