info@dinglian.net.cn    +8613339039440
Cont

Have any Questions?

+8613339039440

Nov 07, 2025

What is the size and dimension of a Bulk series connector?

Hey there! As a supplier of Bulk series connectors, I often get asked about the size and dimension of these connectors. So, I thought I'd take a few minutes to break it down for you.

M16 Straight Type Waterproof ConnectorM20 T Type Waterproof Connector

First off, let's talk about why size and dimension matter. In the world of connectors, getting the right fit is crucial. Whether you're working on a small DIY project or a large - scale industrial application, the wrong size connector can lead to all sorts of problems, like poor connections, signal interference, or even safety hazards.

The Bulk series connectors come in a variety of sizes and dimensions to meet different needs. One of the most popular types is the M18 Straight Type Waterproof Connector. You can check out more details about it here. The M18 straight type is known for its versatility. It has a standard outer diameter of around 18mm, which is where the "M18" in its name comes from. This size makes it suitable for a wide range of applications, from lighting systems to machinery controls.

The length of the M18 Straight Type Waterproof Connector can vary depending on the specific model and the number of pins it has. Generally, it ranges from about 30mm to 60mm. The pin count also affects the internal layout and the overall functionality of the connector. For example, a connector with more pins can transmit more signals or power, but it might also require a larger space for installation.

Another common type in the Bulk series is the M20 T Type Waterproof Connector. You can find more info on this one here. The "M20" indicates that its outer diameter is approximately 20mm. This larger size gives it an edge when it comes to handling higher power or more complex signal transmissions.

The M20 T Type has a unique T - shaped design, which allows for multiple connection points. This design is great for applications where you need to split or combine signals. The overall length of the M20 T Type can be a bit longer than the M18 straight type, usually between 40mm and 80mm, again depending on the pin configuration.

Then there's the M16 Straight Type Waterproof Connector. Click here to learn more. The M16 is the smallest of the three we're discussing today. With an outer diameter of around 16mm, it's perfect for applications where space is limited, like in some consumer electronics or small - scale automation systems.

The length of the M16 Straight Type Waterproof Connector is typically in the range of 20mm to 50mm. Despite its small size, it still packs a punch in terms of performance. It can handle a decent amount of power and signal transmission, making it a popular choice for many engineers and hobbyists.

When it comes to the internal dimensions, things get a bit more technical. The pin spacing, for example, is an important factor. In most Bulk series connectors, the pin spacing is standardized to ensure compatibility with other components. A common pin spacing is around 2.54mm, which is a widely used industry standard. This allows for easy connection to printed circuit boards (PCBs) and other devices.

The depth of the pin holes also matters. It needs to be deep enough to ensure a secure connection with the mating pins, but not so deep that it causes problems during insertion or removal. In general, the pin hole depth in Bulk series connectors is designed to be just right for a snug and reliable connection.

Now, you might be wondering how to choose the right size and dimension for your project. Well, it all depends on your specific requirements. If you're working on a project with limited space, the M16 Straight Type Waterproof Connector might be your best bet. On the other hand, if you need to handle high - power or complex signals, the M20 T Type Waterproof Connector could be more suitable. And if you're looking for a balance between size and functionality, the M18 Straight Type Waterproof Connector is a great choice.

As a supplier, I've seen firsthand how important it is to have the right connector for the job. That's why we offer a wide range of Bulk series connectors in different sizes and dimensions. We understand that every project is unique, and we're committed to providing you with the best solutions.

If you're in the market for Bulk series connectors, I encourage you to reach out to us for a detailed discussion. We can help you figure out the exact size and dimension you need based on your project requirements. Whether you're a professional engineer or a DIY enthusiast, we're here to support you every step of the way.

In conclusion, the size and dimension of Bulk series connectors play a crucial role in their performance and suitability for different applications. By understanding the key features of connectors like the M18 Straight Type Waterproof Connector, M20 T Type Waterproof Connector, and M16 Straight Type Waterproof Connector, you can make an informed decision when it comes to your next project. So, don't hesitate to get in touch with us if you have any questions or if you're ready to start your purchase.

References:

  • Industry standards for connector sizing and dimensions
  • In - house product specifications for Bulk series connectors

Send Inquiry

David Brown
David Brown
David is a production manager at the Wuhu base of Wuhu Dinglian Electronics Technology Co., Ltd. He manages the production line of various products, ensuring high - quality and efficient production. With his leadership, the company has maintained a stable production output for years.