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