Product advantage introduction
- Stainless steel waterproof connector M series M18 offers high tensile strength and corrosion resistance.
- It features IP68 protection, making it ideal for waterproof, dustproof, and salt-proof applications.
- The sealing ring is made of NBR for superior leak prevention in tough conditions.
- Compatible with Metric, PG, G(PF), and NPT thread types for versatile installations.
structural diagram


This stainless steel waterproof connector M series M18 is suitable for industrial, outdoor, and marine environments where corrosion resistance and water protection are critical. Its durable stainless steel body and secure sealing provide reliable performance in harsh conditions, ensuring safety, longevity, and easy installation. Ideal for automation, robotics, and heavy machinery applications.


Product Specifications Table
| Model | Thread AG | Cable Range (mm) | Thread O.D (mm) | Mounting Hole Diameter(mm) | Thread length GL(mm) | Bonding length (mm) | Spanner Size (mm) |
| M14-NP | M14×1.5 | 8-4 | 14 | 14-14.2 | 7 | 19 | 17 |
| M16-NP | M16×1.5 | 8-4 | 16 | 16-16.2 | 8 | 20 | 18 |
| M18-NP | M18×1.5 | 10-5 | 18 | 18-18.2 | 8 | 21 | 20 |
| M20-NP | M20×1.5 | 12-6 | 20 | 20-20.2 | 8 | 22 | 22 |
| M22-NP | M22×1.5 | 14-10 | 22 | 22-22.2 | 8 | 23 | 24 |
| M24-NP | M24×1.5 | 14-10 | 24 | 24-24.2 | 9 | 25 | 24/27 |
| M25-NP | M25×1.5 | 14-10 | 25 | 25-25.2 | 9 | 25 | 24/27 |
| M28-NP | M28×1.5 | 18-13 | 28 | 28-28.2 | 9 | 27 | 30 |
| M30-NP | M30×1.5 | 18-13 | 30 | 30-30.2 | 9 | 29 | 30/32 |
| M32-NP | M32×1.5 | 22-15 | 32 | 32-32.2 | 10 | 29 | 35 |
| M33-NP | M33×1.5 | 22-15 | 33 | 33-33.2 | 10 | 29 | 35 |
| M36-NP | M36×1.5 | 25-18 | 36 | 36-36.2 | 10 | 31 | 40 |
| M37-NP | M37×1.5 | 25-18 | 37 | 37-37.2 | 10 | 31 | 40 |
| M40-NP | M40×1.5 | 25-18 | 40 | 40-40.2 | 11 | 31 | 40/45 |
| M42-NP | M42×1.5 | 30-22 | 42 | 42-42.2 | 11 | 35 | 45 |
| M48-NP | M48×1.5 | 33-25 | 48 | 48-48.2 | 11 | 37 | 50/52 |
| M50-NP | M50×1.5 | 38-32 | 50 | 50-50.2 | 12 | 37 | 57/55 |
| M63-NP | M63×1.5 | 44-37 | 63 | 63-63.2 | 13 | 38 | 64/68 |
Demander un devis maintenant
Notre équipe vous répondra dans les 24 heures.














