M37A Cable Gland Factory for Industrial Applications

Stainless steel waterproof connector M series M37A ensures IP68/69K waterproof sealing and corrosion resistance. Its nickel-plated brass and PA66 nylon construction delivers safety, durability, and stability for harsh industrial environments. 

  • Product Certification: IP68、ISO9001、TUV
  • Materials: Brass with nickel plated for body,Nylon PAfor plastic claw, NBR for sealinginsert222andO-sealingring.
  • ODM/OEM: Customizable stainless steel 304/316L material

Method of use: the metal cable waterproof connector is the product of form a complete set of the cable, connector cable can be lock, the other end can access devices on the box body, also can choose thread access accordingl to the import and export for the internal thread of electric devices.

Product advantage introduction

  • Stainless steel waterproof connector M series M37A provides IP68-grade waterproof protection for power and signal wiring in harsh environments.​
  • It features nickel-plated brass and durable sealing rings, offering strong corrosion resistance and secure connectivity.​
  • Its large diameter and robust structure support high current or heavy-duty equipment applications
  • Ideal for marine, outdoor, and power system wiring, the M37A connector ensures lasting safety and reliability.

structural diagramM14 specifications1

have high tensile strength, and are suitable for a variety of harsh environments. They can ensure the normal connection and transmission of cables in waterproof, dustproof, salt-proof, acid-alkali-resistant and various chemical solvent environments. With the expansion of the scope of application, waterproof Cable gland are widely used both indoors and outdoors. When laying cables, disconnected lines need to be reconnected. Traditional connectors have no waterproof function, high maintenance costs and insufficient safety.

With IP68 protection and high tensile strength, this connector ensures lasting performance, easy assembly, and enhanced safety in demanding conditions.​
Choose M37A for critical wiring where durability and stable cable transmission are essential.​

M14 specifications2

Product Description

The M37A Stainless Steel Cable Gland is a high-performance sealing solution designed for secure cable entry in industrial and outdoor environments. As a professional cable gland factory, manufacturer, and supplier, we provide reliable products tailored for global B2B buyers seeking quality and scalability.

This cable gland is engineered with a robust stainless steel body, ensuring excellent corrosion resistance and long-term durability. Its advanced sealing structure, including precision-designed claws and NBR sealing components, provides a tight and secure grip on cables while preventing the ingress of dust, water, and other contaminants.

The M37A cable gland is widely used in industrial automation systems, electrical panels, outdoor equipment, marine applications, and power distribution systems. It is an ideal choice for industrial users, electrical contractors, distributors, and wholesalers who require consistent quality, OEM/ODM customization, and competitive wholesale price from a trusted factory.

Caractéristiques principales

  • Stainless steel construction for superior corrosion resistance
  • High sealing performance with IP68-10 Bar protection level
  • Secure cable clamping with wide range and “click” locking design
  • Resistant to salt water, oil, grease, weak acids, and solvents
  • Direct supply from professional factory, supporting OEM/ODM customization and wholesale price advantages

Product Specifications

  • Model: M37A Cable Gland
  • Thread Type: Metric, PG, G (PF), NPT available
  • Material: Stainless steel body, Nylon PA claw, NBR sealing components
  • Temperature Range: -40℃ to 100℃ (up to 120℃ short-term), IP68 protection

Product Specifications Table

ModelThread AGCable Range (mm)Thread O.D (mm)Mounting Hole Diameter(mm)Thread length GL(mm)Bonding length
(mm)
Spanner Size
(mm)
M14-NPM14×1.58-41414-14.271917
M16-NPM16×1.58-41616-16.282018
M18-NPM18×1.510-51818-18.282120
M20-NPM20×1.512-62020-20.282222
M22-NPM22×1.514-102222-22.282324
M24-NPM24×1.514-102424-24.292524/27
M25-NPM25×1.514-102525-25.292524/27
M28-NPM28×1.518-132828-28.292730
M30-NPM30×1.518-133030-30.292930/32
M32-NPM32×1.522-153232-32.2102935
M33-NPM33×1.522-153333-33.2102935
M36-NPM36×1.525-183636-36.2103140
M37-NPM37×1.525-183737-37.2103140
M40-NPM40×1.525-184040-40.2113140/45
M42-NPM42×1.530-224242-42.2113545
M48-NPM48×1.533-254848-48.2113750/52
M50-NPM50×1.538-325050-50.2123757/55
M63-NPM63×1.544-376363-63.2133864/68

FAQ (Frequently Asked Questions)

  • Q1: Are you a cable gland factory or supplier?
    A: We are a professional cable gland factory, manufacturer, and supplier, offering direct production and stable supply for B2B customers.
  • Q2: Do you provide OEM/ODM customization services?
    A: Yes, we support full OEM/ODM customization, including design, materials, and branding for distributors and contractors.
  • Q3: What industries is the M37A cable gland suitable for?
    A: It is widely used in industrial automation, marine systems, outdoor installations, and electrical equipment.
  • Q4: Do you offer wholesale pricing for bulk orders?
    A: Yes, as a direct factory and wholesaler, we provide competitive wholesale price solutions for large-volume purchases.
  • Q5: Is the M37A cable gland suitable for harsh environments?
    A: Absolutely. Its stainless steel design and high sealing performance ensure reliable operation in corrosive and demanding environments.
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