DNC-2168 USB-C Bulkhead Connector M14 for Nauticam NA-1DXII Underwater Housing
Professional Waterproof USB-C Bulkhead Connector for High-Speed Underwater Data Transfer and Live Camera Control
The DNC-2168 is a professional underwater USB-C bulkhead connector designed specifically for the Nauticam NA-1DXII underwater housing and modern USB-C camera systems requiring high-speed tethering, live control, and underwater data transmission.
Designed for underwater photography, live video streaming, remote tethering, and professional underwater production systems, the DNC-2168 supports high-speed USB-C communication up to 10Gbps while maintaining underwater housing vacuum integrity.
The connector uses a waterproof M14x1 short-thread design optimized for Nauticam underwater housings and compatible professional underwater systems.
Why Use USB-C Underwater?
Modern USB-C camera systems allow ultra-fast file transfers, live tethering, remote camera control, and real-time monitoring. The DNC-2168 enables these professional workflows underwater while preserving waterproof housing integrity.
Key Features
- Professional waterproof USB-C bulkhead connector
- Designed for Nauticam NA-1DXII underwater housing
- Supports high-speed USB-C data transfer up to 10Gbps
- Supports tethering and live underwater camera control
- Integrated Water Block vacuum protection system
- M14x1 short-thread underwater bulkhead design
- Marine-grade waterproof construction
- Compatible with underwater USB-C tethering systems
- Supports live streaming and real-time monitoring
- Custom cable lengths and connector directions available
Diagram A — How It Works
The DNC-2168 creates a waterproof USB-C connection between underwater camera systems and surface computers using compatible Dive And See waterproof USB cables such as the DNC-1030 fiber optic USB tethering cable.

This diagram is provided for illustration and system-understanding purposes only. Actual connector orientation, connector type, pinout, cable routing, internal wiring, and physical connector appearance may differ depending on product revision, custom configuration, camera model, housing type, or cable assembly. Always refer to the actual product photos, confirmed technical drawing, or approved wiring documentation before installation or integration.
Technical Specifications
| Product Type | Underwater USB-C Bulkhead Connector |
| Connector Standard | USB-C |
| Maximum Data Speed | Up to 10Gbps |
| Thread Type | M14x1 Short Thread |
| Thread Length | 6.1mm (0.24 inches) |
| Housing Compatibility | Nauticam NA-1DXII |
| Material | Nickel-plated marine-grade brass |
| Protection System | Integrated Water Block vacuum protection |
| Applications | Underwater tethering, live control, data transfer |
Compatible Dive And See USB Cables
The DNC-2168 is compatible with professional Dive And See underwater USB tethering and data transmission cables.
- DNC-1030 — Underwater USB 3.0 fiber optic tethering cable for high-speed underwater data transfer and live control
Compatible Camera Systems
- Canon EOS-1D X Mark III
- Sony Alpha a7R III
- Professional DSLR and mirrorless cameras with USB-C ports
- USB-C tethering camera systems
Live Tethering and Remote Control
The DNC-2168 enables live underwater tethering workflows between underwater cameras and surface computers for real-time monitoring, camera adjustments, and high-speed file transfer applications.
Product Gallery

Outline Drawing
Outline dimensions drawing for the DNC-2168 underwater M14 USB-C bulkhead connector.

Custom Options
Custom cable lengths, connector orientations, and underwater tethering system configurations are available upon request for underwater cinematography, marine research, industrial inspection systems, and professional underwater production workflows.
Important Tightening Warning
Before underwater use, verify that the waterproof connector coupling nut is fully tightened by hand. Do not use pliers or excessive force. Improper tightening may result in flooding or damage to connected equipment.
Applications
- Underwater photography tethering
- Live underwater video streaming
- Real-time underwater monitoring
- Surface-controlled underwater camera systems
- High-speed underwater file transfer
- Professional underwater production systems
- Marine research and underwater documentation
- Commercial underwater imaging systems
Compatible Equipment
- Nauticam underwater housings
- USB-C DSLR and mirrorless cameras
- Surface laptops and tethering computers
- Fiber optic underwater USB systems
- Professional underwater camera rigs
- Live underwater production systems
Frequently Asked Questions (FAQ)
What is the DNC-2168 used for?
The DNC-2168 is used for underwater USB-C tethering, high-speed data transfer, and live underwater camera control between underwater camera systems and surface computers.
What housing is the DNC-2168 designed for?
The connector is specifically designed for the Nauticam NA-1DXII underwater housing.
Does the DNC-2168 support high-speed USB-C transfer?
Yes. The connector supports USB-C data transfer speeds up to 10Gbps.
What cable works with the DNC-2168?
The DNC-2168 is compatible with Dive And See underwater USB tethering cables including the DNC-1030 fiber optic USB cable.
Can this connector be used for live tethering?
Yes. The DNC-2168 supports live underwater tethering and real-time monitoring workflows.
What is Water Block technology?
Water Block technology helps maintain vacuum integrity inside underwater housings and provides additional protection against water intrusion.
Can custom cable lengths and configurations be ordered?
Yes. Custom cable lengths and connector orientations are available upon request.