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- Master Lock 378DAT Trailer Coupler Lock, 2-5/...
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Artigo n.º:
48198506
Master Lock 378DAT Trailer Coupler Lock, 2-5/16-Inch
Artigo n.º:
48198506
STD 2045585
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from EUA
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Encomende já e receba por volta de Quarta-feira, Julho 22
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Os nossos principais Parceiros Logísticos
The advanced locking mechanism provides resistance to picking and prying.
Fast
Shipping
Devolução
gratuita*
Embalagem Segura
Produtos 100% Originais
Certificação PCI DSS
Certificação ISO 27001
Note: Step Down Voltage Transformer required for using electronics products of EUA store (110-120). Recommended power converters Compre Agora.
O que se Destaca
Heavy-Duty Construction
Crafted from solid steel, the Master Lock 378DAT ensures maximum durability and resistance against tampering, providing peace of mind when securing your trailer.
Universal Fit
Designed to fit 2-5/16-inch couplers, this lock offers versatility for various trailers, making it a convenient solution for all your towing needs.
Weather-Resistant
Coated with a protective layer, this lock withstands harsh weather conditions, ensuring long-lasting performance and reliable security throughout all seasons.
Detalhes do produto
| Brand Name | Master Lock |
| Manufacturer Part Number | 378DAT |
| OEM Equivalent Part Number | 378DAT |
| Manufacturer | Master Lock |
| UPC | 071649213236 |
| Global Trade Identification Number | 00071649213236 |
| Model Number | 378DAT |
| Included Components | Coupler Lock, Two Keys |
| Item Type Name | Coupler Lock |
| Unit Count | 1.0 Count |
| Compatible with Vehicle Type | Trailer |
| Automotive Fit Type | Universal Fit |
| Material Type | Alloy Steel |
| Finish Type | Powder Coated |
| Item Weight | 3.4 Pounds (1.54 kg) |
| Brand | Master-Lock |
| Vehicle Service Type | Trailer |
| Material | Alloy Steel |
Quem Deverá Comprar?
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Frequent Towing Users
Ideal for individuals who regularly tow trailers and need a reliable locking mechanism for security.
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Security-Conscious Owners
Perfect for trailer owners who prioritize theft prevention and require a durable lock to protect their property.
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Commercial Fleet Operators
Beneficial for businesses that manage a fleet of trailers, ensuring they are securely locked when not in use.
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Occasional Trailer Users
Not ideal for users who rarely tow, as the investment might outweigh the security benefits needed.
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Smaller Trailer Hitches
Unsuitable for those with smaller coupler sizes, as this lock is specifically designed for 2-5/16-inch couplers.
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Budget-Conscious Buyers
May not be the best option for individuals looking for the cheapest locking solution without considering quality.
DESCRIÇÃO DO PRODUTO
Master Lock 378DAT Trailer Coupler Lock, 2-5/16-Inch
Tem alguma Dúvida? Converse connosco
Perguntas e Respostas dos Clientes
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pergunta:
What is the purpose of the Master Lock Trailer Lock?
Resposta: The Master Lock Trailer Lock is designed to secure your trailer by fastening over the coupler, effectively preventing unauthorized access and theft. This lock fits 2-5/16 inch couplers, making it ideal for a variety of trailers. By using this lock, you add a robust layer of security, especially when leaving your trailer unattended in parking lots, campsites, or storage areas. -
pergunta:
How does the Master Lock Trailer Coupler Lock work?
Resposta: The Master Lock Trailer Coupler Lock works by engaging the coupler latch mechanism using a durable shackle. When installed, it prevents the coupler from opening, which keeps your trailer securely attached to the towing vehicle. This straightforward locking mechanism ensures peace of mind during trips and increases the safety of your valuable assets when parked. -
pergunta:
What materials are used in the construction of the Master Lock Trailer Lock?
Resposta: The Master Lock Trailer Lock is constructed from heavy-duty materials such as steel, which provides excellent resistance against rust and corrosion. The durability of these materials ensures that the lock can withstand harsh weather conditions and potential tampering, making it ideal for outdoor use, where trailers are often exposed to the elements. -
pergunta:
Is the Master Lock Trailer Lock suitable for all trailer types?
Resposta: While the Master Lock Trailer Lock is designed to fit 2-5/16 inch couplers, it is best suited for common trailer types such as utility, boat, and car transport trailers. Always check your trailer’s coupler size before purchasing to ensure a proper fit. This versatility makes it a popular choice among trailer owners looking for dependable security solutions. -
pergunta:
Can the Master Lock Trailer Lock be used in conjunction with other security measures?
Resposta: Yes, the Master Lock Trailer Lock can be effectively used alongside other security measures, such as wheel locks and alarm systems. By creating multiple layers of security, you enhance the protection of your trailer. This combination of locks makes it more difficult for potential thieves, deterring theft and increasing the overall security of your assets. -
pergunta:
How should I maintain my Master Lock Trailer Lock?
Resposta: To ensure optimal performance, regularly inspect your Master Lock Trailer Lock for signs of wear or corrosion. Applying a silicone-based lubricant to the keyhole can help prevent sticking and jamming. Maintenance is especially important if your lock is frequently exposed to moisture, as it can extend the lock's lifespan and maintain its functionality through various weather conditions. -
pergunta:
What size trailers does the Master Lock Trailer Coupler Lock fit?
Resposta: The Master Lock Trailer Coupler Lock is specifically designed to fit trailers with 2-5/16 inch couplers. This sizing accommodates a wide range of standard trailers, allowing it to secure various types effectively. Always ensure your trailer’s coupler matches this size for maximum security and an ideal fit. -
pergunta:
Why is the Master Lock Trailer Lock a good investment for my trailer security?
Resposta: Investing in the Master Lock Trailer Lock is worthwhile due to its robust build quality and reliability in preventing theft. It is a cost-effective security solution that offers peace of mind when leaving your trailer unattended. Whether you're at a trailer park, campsite, or at home, employing this lock could save you from potential loss and the hassle of dealing with theft. -
pergunta:
Where can I buy the Master Lock Trailer Lock in São Tomé and Príncipe?
Resposta: You can buy the Master Lock Trailer Lock from Ubuy in São Tomé and Príncipe. Ubuy offers a convenient online shopping experience, allowing you to purchase this essential security device easily. With a variety of options available, you can find the right fit for your trailer, ensuring optimal protection against theft. -
pergunta:
What are the dimensions of the Master Lock Trailer Coupler Lock?
Resposta: The dimensions of the Master Lock Trailer Coupler Lock vary slightly depending on the model, but it typically has a shackle diameter that is designed to fit snugly within 2-5/16 inch coupler openings. Its compact size is intended for easy storage and portability, making it a convenient addition to your trailer accessories. Always check the specific model for precise measurements.
MasterLock Hitch Locks 378DAT Editorial Review
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”
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6/7/2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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- Limitações: para produtos expedidos internacionalmente, tenha em atenção que qualquer garantia do fabricante pode não ser válida; opções de serviço do fabricante podem não estar disponíveis; manuais de produtos, instruções e avisos de segurança podem não estar nas línguas do país de destino; os produtos (e materiais que o acompanham) pode não ter sido concebido em conformidade com as normas, especificações e requisitos de rotulagem do país de destino; e os produtos podem não estar em conformidade com a voltagem e outras normas elétricas do país de destino (requerendo assim o uso de um adaptador ou conversor caso seja apropriado). O destinatário é responsável por garantir que o produto pode ser legalmente importado para o país de destino. Quando encomenda à Ubuy ou aos seus afiliados, o destinatário é o importador de registo e deve estar em conformidade com todas as leis e regulamentos do país de destino.
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STD 2045585
Encomende já e receba por volta de Quarta-feira, Julho 22
Este artigo não está restrito no meu país. (Clique no link acima se este artigo não estiver restrito no seu país, para que a nossa equipa o analise e permita.)
QTY:
Transação segura
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Os nossos principais Parceiros Logísticos
Entrega internacional mais rápida
Recursos e benefícios
- Advanced locking mechanism for superior security.
- Resistant to rust and corrosion for long-lasting durability.
- Fits most trailer couplers: 1-7/8 in., 2 in., and 2-5/16 in.
- Perfect for use with Straight Tongue Trailer Couplers.
- Lifetime Guarantee for peace of mind.
- Includes one lock and two keys for convenience.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.