ZERO Halliburton 103C-SI vs 103CD-ON: Hard Case Comparison
By Camera Wholesalers | Published: 2026-11-03
Category: Comparações
Compare the ZERO Halliburton 103C-SI and 103CD-ON aluminum hard cases. Learn the key differences in shell, closure, and lock to choose the right camera hard case.
Quick answer
Choose the ZERO Halliburton 103C-SI if you want a classic aluminum hard case with a keyless combination lock for everyday camera gear protection. Choose the 103CD-ON if you need the added security of an interlocking tongue-and-groove closure with a neoprene gasket for better dust and moisture resistance.
Shell and construction: both are deep-drawn aluminum, but heat treatment matters
Both cases share ZERO Halliburton's signature double-ribbed aluminum shell, which adds structural rigidity and a distinctive look. The 103C-SI uses deep-drawn aluminum alloy, while the 103CD-ON uses deep-drawn aircraft-grade aluminum that has been heat-treated for superior strength and impact resistance. If you frequently travel with heavy or fragile camera equipment, the heat-treated shell of the 103CD-ON offers an extra margin of durability.
Closure and sealing: the biggest practical difference
The 103CD-ON features an interlocking tongue-and-groove closure with a neoprene gasket, making it highly resistant to dust and moisture. The 103C-SI uses draw-bolt latches for a smooth, secure opening and closing action but does not list a gasket or tongue-and-groove closure. For shooting in dusty or damp environments, the 103CD-ON provides noticeably better sealing.
Locking: keyless convenience vs. the gasket advantage
The 103C-SI includes a 3-digit combination lock for keyless security, which is convenient for travel and avoids carrying a key. The 103CD-ON's catalog description does not mention an integrated lock, so if keyless locking is a priority, the 103C-SI is the clearer choice. However, the 103CD-ON's sealing may be more important if your gear is exposed to the elements.
Key trade-offs to weigh
- Shell strength vs. weight: The 103CD-ON's heat-treated aircraft-grade aluminum is stronger and more impact-resistant, but it may be slightly heavier than the 103C-SI's standard aluminum alloy. If you prioritize maximum protection, accept the extra weight. Consider how you'll carry the case: heavier may be fine for studio or car travel, but for frequent hiking, the lighter 103C-SI might be preferable.
- Sealing vs. locking convenience: The 103CD-ON offers a neoprene gasket for dust and moisture resistance, while the 103C-SI offers a built-in combination lock for keyless security. You can't have both in these two models. Decide whether environmental protection or keyless access is more critical for your shooting conditions.
- Price vs. features: The 103CD-ON is priced higher (USD 896.97) than the 103C-SI (USD 649.97), reflecting its upgraded shell and sealing. The 103C-SI offers a more accessible entry point with the convenience of a combination lock. Set a budget first; if sealing isn't essential, the 103C-SI saves money without sacrificing core protection.
Product facts
- ZERO Halliburton 103C-SI Case: Deep-drawn aluminum alloy shell with double-rib design and a 3-digit combination lock. Offers keyless security and classic styling for routine camera protection.

ZERO Halliburton 103C-SI Case - ZERO Halliburton 103CD-ON Case: Heat-treated aircraft-grade aluminum with interlocking tongue-and-groove closure and neoprene gasket. Provides superior impact resistance and sealing against dust and moisture for demanding environments.

ZERO Halliburton 103CD-ON Case
Which case fits your needs?
Best for
- Photographers who want a classic aluminum hard case with keyless combination lock for general camera gear protection.
- Users who prioritize convenience and don't frequently expose gear to dust or moisture.
Not for
- Those who frequently shoot in dusty, sandy, or damp environments where a gasket seal is important.
- Users who need maximum impact resistance for heavy or fragile equipment.

