The Story
Ikelite B3A Ikelite ICS-5 Bulkhead with Connector (Without Cap)
Overview
The Ikelite B3A ICS-5 Bulkhead is the most reliable waterproof electrical flash connector available, trusted by professional underwater photographers worldwide for over 30 years. It features a hard anodized aluminium body with gold-plated connectors for superior durability and performance.
Note: The waterproof bulkhead cap is not included and is sold separately.
Key Features
- Industry-leading reliability – Proven waterproof flash connector used by professionals worldwide.
- High-quality construction – Hard anodized aluminium body with gold-plated connectors.
- Versatile installation – Available with 1/2-20, M14, or M16 threads for compatibility with various housings.
Compatibility
This bulkhead is for replacement purposes only and is compatible with the following:
- Housings shipped from Ikelite on or after 1 January 2025 (serial number 81200 and above).
- Most Ikelite DL and DLM housings featuring a 1/2-20 thread.
- Non-Ikelite housings with M14 or M16 thread options (sold separately).
If replacing the bulkhead on an older housing, we recommend upgrading to the newer-style bulkhead and hotshoe for optimal performance.
What’s Included
- Bulkhead with connector

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Ikelite B3A Ikelite ICS-5 Bulkhead with Connector (Without Cap)
Overview
The Ikelite B3A ICS-5 Bulkhead is the most reliable waterproof electrical flash connector available, trusted by professional underwater photographers worldwide for over 30 years. It features a hard anodized aluminium body with gold-plated connectors for superior durability and performance.
Note: The waterproof bulkhead cap is not included and is sold separately.
Key Features
- Industry-leading reliability – Proven waterproof flash connector used by professionals worldwide.
- High-quality construction – Hard anodized aluminium body with gold-plated connectors.
- Versatile installation – Available with 1/2-20, M14, or M16 threads for compatibility with various housings.
Compatibility
This bulkhead is for replacement purposes only and is compatible with the following:
- Housings shipped from Ikelite on or after 1 January 2025 (serial number 81200 and above).
- Most Ikelite DL and DLM housings featuring a 1/2-20 thread.
- Non-Ikelite housings with M14 or M16 thread options (sold separately).
If replacing the bulkhead on an older housing, we recommend upgrading to the newer-style bulkhead and hotshoe for optimal performance.
What’s Included
- Bulkhead with connector


















