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RuiYu provides OEM trailer locks and RV security solutions for global distributors, trailer manufacturers and aftermarket brands.
Our core strengths make us the trusted choice for trailer locks worldwide.
Tailored design for your exact specs
Enhance brand visibility
Strict QC & competitive pricing
Low MOQ, ready stock
Factory-Direct Wholesale Trailer Locks & Heavy-Duty Security Hardware
Securing commercial fleets, cargo trailers, and RV towing equipment requires heavy-duty locking mechanisms built for harsh environments. As a direct trailer lock manufacturer, RuiYu supplies high-precision die-cast wholesale trailer locks for global distributors and OEM brands.
Our product lineup covers high-security zinc alloy coupler locks, 5/8″ receiver hitch pin locks, concealed shackle puck locks, and custom trailer latch security systems. Every lock features a solid die-cast chassis with corrosion-resistant surface finishing. Whether you need standard inventory dispatch or custom mold development, we provide complete factory-direct manufacturing support.
The Trailer Coupler Latch Lock secures the coupler latch to help prevent unauthorized trailer hookup and theft. Its compact enclosed design protects the lock cylinder from dirt, moisture, and tampering, making it ideal for RV, utility, and cargo trailers. Patent pending design available for OEM and private label cooperation.
Designed for 2″ and 2.5″ trailer hitch receivers, this Trailer Hitch Pin Lock provides a simple and effective replacement for standard hitch pins. Featuring a corrosion-resistant finish and weatherproof lock cylinder, it delivers reliable outdoor protection for RVs, utility trailers, and towing equipment. Custom packaging is available for OEM and private label projects.
The U-Style Ball Mount Lock is engineered to secure 1-7/8″, 2″, and 2-5/16″ trailer couplers. Its high-visibility anti-theft design helps deter unauthorized access, while the die-cast aluminum body and reinforced steel U-bar provide durable protection. Available with custom colors, logo printing, and retail packaging for OEM and wholesale programs.
Built for RV and travel trailer security, this Heavy-Duty RV Coupler Lock fits 1-7/8″, 2″, and 2-5/16″ couplers. The durable weather-resistant construction helps prevent trailer theft while allowing fast and secure locking. OEM customization options include custom colors, logo branding, and packaging solutions for distributors and private label customers.
The Zinc Alloy Round Lock is designed to secure 2″ trailer couplers with a fully enclosed anti-theft structure. Its internal hex screw design enhances tamper resistance, while the compact size makes it easy to carry and store. Ideal for RV, utility, and cargo trailers, this lock is available with customized packaging for OEM and wholesale programs.
Designed for trailer coupler latch security, this Universal Trailer Coupler Latch Lock features a 1/4″ locking pin that helps prevent unauthorized trailer hookup and theft. Its compact design fits a wide range of trailer couplers and provides a simple yet effective security solution for RV, utility, and cargo trailers. OEM packaging and private label customization are available.
Providing heavy-duty, corrosion-resistant security for all outdoor towing and fleet management applications.
Heavy-duty anti-theft security designed for regional RV fleets and long-term outdoor holiday camping.
Maximum corrosion-resistant locking solutions tailored for coastal docks and harsh marine salt spray environments.
Rugged security hardware for
high-value tools and commercial
equipment on demanding job sites.
Reliable, pick-resistant protection for logistics transport, fleet management, and high-security enclosed vans.
Turn your blueprints or physical samples into reality. We specialize in precision mold design and custom zinc/aluminum alloy die-casting, offering tailored tooling development specifically for high-security trailer locks to meet your exact technical specifications.
Build your own brand presence. We fully support professional silk-screen logo printing directly on the lock bodies, along with customized packaging solutions, providing retail-ready hardware that elevates your local market value.
Eliminate middleman markups. Operating with a veteran quality control standard from premium material selection to final inspection, our factory-direct model delivers consistent durability and maximum security at transparent, competitive pricing.
We manufacture a variety of sizes. Our coupler locks fit standard 1-7/8″, 2″, and 2-5/16″ couplers, while our hitch pins fit standard Class I through Class V receivers.
Absolutely. We offer complete private label services, including custom laser-marking, mold-engraved logos, and custom color box packaging.
As a factory-direct manufacturer, we offer flexible MOQs depending on the customization level. We support small initial trial batches for market verification.
Sample prototyping takes 7–15 days. For mass production, our standard factory lead time is 30–45 days, ensuring stable delivery to worldwide sea and air ports.
Yes. Our locks utilize high-grade zinc/aluminum alloys and undergo specialized surface treatments (powder coating/electrophoresis) designed to pass strict salt spray resistance tests for prolonged outdoor exposure.