9.B1D20N Cembre EWO IP66 Black 1 hole 20 - 21mm cable clamp Grommet For Split Cable Entry Systems

Why Choose the Cembre EWO 9.B1D20N IP66 Black 1 Hole 20 - 21 mm Cable Clamp Grommet

The Cembre 9.B1D20N is a black single hole grommet designed for the EWO split cable entry system. It is made to route and seal one 20 - 21 mm diameter cable, ensuring both mechanical strain relief and reliable IP66 ingress protection. Perfect for industrial automation, control panels, and OEM equipment requiring dependable modular cable management.

Part of the Type B medium module series, the 9.B1D20N snaps into compatible EWO frames quickly and without tools. Its modular design means it can be swapped with blanks or other drilled grommets, supporting flexible configurations and future expansion without reworking enclosure cut outs.

Key Features

• 1 hole for a 20 - 21 mm cable.
• Reliable strain relief and sealing for larger cables.
• Type B module footprint: 20 × 41.2 mm.
• Supports IP66 ingress protection with EWO frames.
• Quick clip in installation with no tools required.
• Black finish; grey variants are available in the range.

Technical Specifications

• Manufacturer: Cembre
• Series: EWO split cable entry system
• Model: 9.B1D20N
• Function: Type B single hole cable clamp grommet
• Cable diameter range: 20 - 21 mm
• Module size: 20 × 41.2 mm (Type B)
• Material: Thermoplastic elastomer (TPE)
• Colour: Black
• Ingress protection: IP66 with compliant EWO frame
• Operating temperature (system): −40 to +140 °C
• Certifications: CE, UKCA, UL (cURus), RINA at system level
• Notes: Can be exchanged with blanks or other Type B drilled grommets for flexibility.

Certifications

As part of the modular EWO platform, the 9.B1D20N supports system IP66 sealing when fitted in an approved frame. The complete system is backed by CE, UKCA, UL (cURus), and RINA approvals, ensuring compliance across industrial and marine applications.

Comparison and Selection Notes

Use 9.B1D20N when routing a single 20 - 21 mm cable. For smaller or larger single cables, select alternative 9.B1D* modules. To blank unused slots, choose 9.BD0N. For multiple cables in the same aperture, opt for 9.B2D* variants. Compact Type A versions are also available for smaller cable groupings.

Frequently Asked Questions

• What is the 9.B1D20N used for
• Which frames does it fit
• Does it maintain IP66
• Can it be swapped with other grommets

Applications

• Sealed routing for a single 20 - 21 mm power, control, or data cable.
• Industrial automation, robotics, and control panels.
• OEM machinery requiring modular cable entry with IP66 protection.

Trusted By Installers

"The 9.B1D20N is a reliable choice for larger diameter cables. It maintains a secure seal and clips in effortlessly." Electrical Engineer, UK