WL52K19TAD Female Contact Connector (M40 x1.5 Hose Adapter) — IP67 Industrial Solution

2026-04-10
Optimize your industrial cabling with the WL52K19TAD female contact connector featuring an M40 x1.5 plastic hose adapter and IP67 protection. Engineered for durable, reliable connections in harsh environments, this WEIPU connector delivers robust sealing, easy installation, and wide compatibility for automation, renewable energy, and transport sectors.
WL52K19TADⅡ Female-contact connector for M40 ×1.5 Plastic hose adapter IP67 1

Engineered for demanding industrial environments, the WL52K19TAD female contact connector with M40 x1.5 plastic hose adapter delivers IP67-rated protection, reliable electrical contacts and installation flexibility for cable-entry applications. This summary is tailored for indexing—highlighting the product name, thread spec, IP rating, and target industries (industrial automation, renewable energy, transport, medical instrumentation)—so search systems and local queries can quickly surface this connector as a high-reliability solution for regional infrastructure projects and OEM builds.

Industrial connectivity trends and why rugged connectors matter

Rising demand for sealed, modular connections

Modern industrial systems move toward distributed sensors, modular machines and outdoor installations where ingress protection and standardized threads (such as M40 x1.5) simplify assembly and maintenance. Corrosion-resistant, IP67-rated connectors reduce downtime caused by moisture and dust ingress, and improve lifecycle costs for manufacturers adopting Industry 4.0 architectures. For background on ingress protection classification, see the IP Code standard (IP Code — Wikipedia).

Standards, safety and traceability improve procurement confidence

Specification-driven procurement increasingly favors suppliers with recognized certifications and transparent quality systems. WEIPU’s compliance with automotive and rail quality frameworks such as IATF 16949 and IRIS demonstrates processes that reduce risk for high-volume OEMs. These governance layers are crucial when connectors are deployed in safety-critical systems like traction equipment or medical devices.

Product overview: WL52K19TAD female contact connector

Key specifications and form factor

The WL52K19TAD is a female contact insert designed to mate with M40 x1.5 threaded housings and plastic hose adapters. Its IP67 sealing ensures complete protection against dust and temporary immersion, making it ideal for outdoor junction boxes, cable glands and sensor enclosures. The compact form supports space-saving panel layouts while maintaining secure contact retention.

Mechanical and environmental robustness

Constructed with durable materials and engineered contact geometries, this female contact connector maintains consistent electrical performance under vibration and thermal cycling. The plastic hose adapter provides strain relief and protection for the cable exit, reducing mechanical stress on terminations and improving long-term reliability in humid or dusty environments.

Advantages and use-case benefits

IP67 sealing plus M40 compatibility streamlines installation

Combining M40 x1.5 thread compatibility with IP67 protection simplifies retrofits and new installations: technicians can use standard M40 cutouts and gland tools, speeding field assembly. The integrated plastic hose adapter allows for immediate cable routing without additional glands, saving material costs and labor time on site.

Application fit: where the WL52K19TAD excels

This connector suits a range of applications: environmental sensors, outdoor lighting control, motor drives, renewable-energy combiner boxes, and factory floor junctions. Its female-contact design is especially useful where panel-mounted male pins are present or where secure, keyed mating reduces misconnection risk in complex harnesses.

Technical selection guidance and installation best practices

Selecting the right contact and cable size

Choose contact size and plating based on current-carrying requirements and environmental expectations. Gold plating is preferred for low-current, signal-level connections to minimize contact resistance and corrosion. For power runs, verify the contact ampacity and torque specifications to avoid overheating. Refer to manufacturer datasheets for exact contact ratings and wire gauge recommendations.

Installation tips to preserve IP67 performance

To maintain IP67 sealing: ensure correct engagement torque for threaded interfaces, inspect O-rings for damage, and route cables to avoid sharp bends near the adapter. Use compatible cable jackets and verify that the plastic hose adapter clamping range matches the cable outer diameter. After installation, perform a simple ingress test (visual inspection and, where appropriate, pressure or water spray tests) to validate the seal integrity.

Why choose WEIPU and product support

WEIPU’s manufacturing credibility and certifications

Founded in 1996, WEIPU is a global leader in high-reliability industrial connectors and one of the principal drafters of the GB/T 11918-2014 national standard. With nearly 30 years of experience and certifications such as IRIS (Rail Transit) and IATF 16949 (Automotive), WEIPU ensures the WL52K19TAD is manufactured under rigorous quality systems and traceable production controls. For more on WEIPU’s approach to standards and quality, visit the company site: WEIPU official website.

OEM/ODM services and rapid prototyping

WEIPU offers vertical integration and rapid response for custom requirements—supporting OEM/ODM adaptations, tailored contact arrangements and prototype delivery in 7–15 days. This makes the WL52K19TAD a viable option for projects requiring quick iterations or small-batch validation prior to full-scale production.

FAQs — Common questions about the WL52K19TAD connector

What environments can the WL52K19TAD handle?

The WL52K19TAD is rated IP67, suitable for dusty environments and temporary immersion up to 1 meter. It performs well outdoors, in washdown areas and industrial enclosures where moisture and particulate ingress are concerns. For guidance on ingress ratings, refer to the IP Code definition: IP Code.

Is the WL52K19TAD compatible with standard M40 threaded housings?

Yes. The connector is designed for M40 x1.5 thread compatibility, enabling direct mounting into standard M40 cutouts and housings. This compatibility minimizes the need for adapters and reduces installation complexity.

Can this connector be used in automotive or rail applications?

WEIPU’s manufacturing adheres to strict quality systems, including IATF 16949 and IRIS-aligned processes, making this connector suitable for many automotive and rail-industry applications. However, final suitability should follow system-level qualification and application-specific testing per industry requirements (IATF 16949).

How do I order samples or request custom configurations?

Contact WEIPU sales for sample requests, custom contact configurations or OEM/ODM inquiries. WEIPU provides engineering support and can tailor contacts, seals and housings as needed.

For product details, specifications and purchasing options, review the WL52K19TAD product page here: WL52K19TAD female contact connector.

If you have technical questions or need a quotation, contact WEIPU sales: Email: salse01@weipu-group.com | Phone: +86-020-80501102. Our team provides 24-hour response and can assist with datasheets, CAD models and application engineering to ensure the WL52K19TAD meets your project specifications.

Authoritative references and standards cited: Electrical connector — Wikipedia, IP Code — Wikipedia, IATF 16949, and IEC (International Electrotechnical Commission).

Tags
circular connectors
circular connectors
waterproof circular connectors
waterproof circular connectors
ip44 plug industrial​
ip44 plug industrial​
industrial circular connectors
industrial circular connectors
industrial plugs
industrial plugs
ip67 connector
ip67 connector
Recommended for you

Top 10 heavy duty connector manufacturers and suppliers

Top 10 heavy duty connector manufacturers and suppliers

What are the different types of industrial connector?

What are the different types of industrial connector?

Top 10 industrial plugs manufacturers and suppliers

Top 10 industrial plugs manufacturers and suppliers

Custom circular connector Manufacturers and Suppliers

Custom circular connector Manufacturers and Suppliers
Prdoucts Categories
Question you may concern
Resources
What types of modules are available for WEIPU heavy-duty connectors?

We offer a full range of functional modules, including power modules (5A-200A), signal modules (2-50 pins), network modules (supporting 10Gbps high-speed transmission), and pneumatic modules (compatible with standard air pipe specifications), covering most industrial connection scenarios.

 

How to match WEIPU connectors with the required IP rating?

First, clarify the water exposure conditions of your application (e.g., rain, submersion, high-pressure cleaning) to determine the required IP grade, then select the corresponding WEIPU series (e.g., IP67 for outdoor use, IP69K for heavy industry).

Are WEIPU’s IP-rated connectors compatible with global equipment?

Yes, all WEIPU waterproof connectors comply with international standards (IEC 60529) and are designed to be compatible with global Industry 4.0 equipment, supporting seamless integration.

Are standard circular connectors more cost-effective than heavy-duty connectors?

In scenarios with single, fixed functions, standard circular connectors have cost advantages. But for complex systems requiring multiple functions, heavy-duty connectors reduce overall costs by integrating multiple modules, avoiding the need to purchase and install multiple single-function connectors.

 

You may also like
SY1324 Single-Ended Cordsets 1 - WEIPU

SY1324 Single-Ended Cordsets

Mate with SY1311,SY1312,SY1321,SY1324

SY1324 Single-Ended Cordsets
SY1124 Single-Ended Cordsets 1 - WEIPU

SY1124 Single-Ended Cordsets

Mate with SY1111,SY1112,SY1121,SY1124

SY1124 Single-Ended Cordsets
SY1321 Single-Ended Cordsets 1 - WEIPU

SY1321 Single-Ended Cordsets

Mate with SY1311,SY1312,SY1321,SY1324

SY1321 Single-Ended Cordsets
SY1120 Single-Ended Cordsets 1 - WEIPU

SY1120 Single-Ended Cordsets

Mate with SY1111,SY1112,SY1121,SY1124

SY1120 Single-Ended Cordsets

 Get in Touch

Request Related Resources about Industrial Connections & Solutions

If you require technical details, product guides, or specific recommendations from a premier connector manufacturing corporation, please send us your request.

We provide expert support for custom electrical connectors, offering OEM/ODM customization and dedicated distributor cooperation assistance.

Name must not exceed 100 characters.
Invalid email format or length exceeds 100 characters. Please re-enter.
Please enter a valid phone number!
Company Name must not exceed 150 characters.
Content must not exceed 3000 characters.
Contact customer service

Get My Free Quote

Provide your project details and our team will deliver a tailored quote with professional recommendations to meet your specific industrial connectivity needs.

×
Name must not exceed 100 characters.
Invalid email format or length exceeds 100 characters. Please re-enter.
Please enter a valid phone number!
Company Name must not exceed 150 characters.
Content must not exceed 3000 characters.

Submit Request

Share your project details and our team will provide a tailored, professional quote to meet your industrial connectivity needs.

×
Name must not exceed 100 characters.
Invalid email format or length exceeds 100 characters. Please re-enter.
Please enter a valid phone number!
Company Name must not exceed 150 characters.
Content must not exceed 3000 characters.

Chat Online

Start a conversation with our team to get instant support and professional guidance on your project or product inquiries.

×
Name must not exceed 100 characters.
Invalid email format or length exceeds 100 characters. Please re-enter.
Please enter a valid phone number!
Company Name must not exceed 150 characters.
Content must not exceed 3000 characters.

Get Technical Files

Fill in the form to download technical files, product catalogs, and certification documents.

Our team will also assist you with connector selection, OEM/ODM needs, and distributor cooperation.

×
Name must not exceed 100 characters.
Invalid email format or length exceeds 100 characters. Please re-enter.
Please enter a valid phone number!
Company Name must not exceed 150 characters.
Content must not exceed 3000 characters.