Explosion Proof Cable Glands & Accessories
HLS ATEX Breather Drain Type BD (Ex d IIC Gb)
ATEX Zone 1/21
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The Larson Electronics CGB-A2F-NPB-20-0.5IN is a heavy-duty explosion-proof cable gland engineered with electroless nickel-plated brass for unarmored and braided cables in Class/Zone hazardous areas. Featuring standard 1/2″ NPT entry threads, robust IP66/IP67/IP68 ingress protection, and global ATEX/IECEx/CSA approvals, it delivers reliable mechanical cable retention across offshore, chemical, and oil & gas facilities.
| Country of Origin | United States (US) |
| Certification | Zone 1, 2, 21, 22 |
The Larson Electronics CGB-A2F-NPB-20-0.5IN Explosion-Proof Cable Gland delivers certified, high-integrity mechanical cable retention and sealing for combustible industrial facilities. Engineered for harsh offshore, chemical, and oil & gas environments, this heavy-duty cable fitting secures unarmored and braided cables entering standard 1/2" NPT hubs, preventing ignition migration and safeguarding hazardous location electrical enclosures.
Precision-machined from corrosion-resistant electroless nickel-plated brass with high-grade stainless steel, aluminum, and a resilient thermoplastic elastomer seal, this cable gland ensures long-term operational integrity in extreme field duty. Built to thrive in temperatures spanning -60°C to +130°C and rated IP66/IP67/IP68 for complete submersible and dust-tight performance, it offers global compliance under ATEX, IECEx, CSA, and marine certification standards.
✅ Explosion-proof certified for Zone 1, Zone 2, Zone 21, and Zone 22 hazardous locations
✅ Constructed of heavy-duty electroless nickel-plated brass, stainless steel, and aluminum
✅ Submersible, dust-tight IP66 / IP67 / IP68 ingress protection
✅ High-performance thermoplastic elastomer sealing ring with wide -60°C to +130°C operating temperature range
✅ Standard 1/2" NPT entry thread with a 0.59" minimum thread length
✅ Accommodates cable outer diameters from 0.26" (min) to 0.55" (max)
✅ Compact physical footprint with 1.06" across flats and 1.07" nominal protrusion length
✅ Multi-standard compliance: ATEX, IECEx, CSA, INMETRO, GOST, ABS, DNV, and Lloyds
✅ Engineered and manufactured in the USA (ECCN: EAR99)
| Feature | Details |
|---|---|
| Product Model | CGB-A2F-NPB-20-0.5IN |
| Product ID | 152804 |
| Manufacturer | Larson Electronics LLC |
| Unit Type | Explosion Proof Cable Gland |
| Compatible Cable Types | Unarmored, Braided |
| Cable Diameter Range | 0.26" (Min) to 0.55" (Max) |
| Entry Thread (Hub) | 1/2" NPT |
| Minimum Thread Length | 0.59" |
| Body Material | Electroless Nickel Plated Brass (Stainless Steel & Aluminum options available) |
| Seal Material | Thermoplastic Elastomer |
| Operating Temperature | -60°C to +130°C |
| Ingress Protection | IP66 / IP67 / IP68 |
| Hazardous Area Ratings | Zone 1, Zone 2, Zone 21, Zone 22 |
| Certifications & Approvals | ATEX, IECEx, CSA, INMETRO, GOST R, GOST K, ROK, GGTN |
| Marine Class Approvals | ABS (American Bureau of Shipping), DNV, Lloyds |
| Unit Weight | 1.90 oz |
| Across Flats (Max) | 1.06" |
| Across Corners (Max) | 1.17" |
| Nominal Protrusion Length | 1.07" |
| Country of Origin | Made in the USA |
| Export Classification | EAR99 |
🔗 ATEX & IECEx Certified – Approved for Zones 1, 2 (Gas) and Zones 21, 22 (Dust) hazardous atmospheres
🔗 CSA Approved / CEC – Certified to Canadian and North American explosion-proof electrical codes
🔗 Marine & Offshore Approvals – Certified by ABS (American Bureau of Shipping), DNV, and Lloyds
🔗 Ingress Protection – IP66, IP67, and IP68 rated against extreme dust ingress and prolonged water immersion
🔗Download Datasheet
🔹 Oil & Gas
🔹 Chemical Plants
🔹 Mining
🔹 Labs
🔹 Manufacturing
📦 1x Larson Electronics CGB-A2F-NPB-20-0.5IN Explosion Proof Cable Gland
📦 1x Integrated Thermoplastic Elastomer Sealing Ring
📦 1x Metallic Compression Nut & Body Assembly
📦 1x Installation & Safety Documentation Sheet
📦 Lead Time: 2 - 3 weeks
📍 Shipping Terms: Worldwide / Expedited Options
💳 Payment Options: Credit Card, PayPal, Net 30 Terms
🔗 Hazardous Location Junction Boxes & Terminal Enclosures
🔗 Explosion Proof Armored Cable Glands (ATEX / IECEx)
🔗 Intrinsically Safe Conduit Fittings, Plugs & Adaptors
What cable types are compatible with the CGB-A2F-NPB-20-0.5IN?
This cable gland is engineered specifically for unarmored and braided cables with an outer jacket diameter ranging between 0.26" (6.6 mm) and 0.55" (14.0 mm).
What is the entry hub size and thread length?
It features a standard 1/2" NPT male entry thread with a minimum engagement thread length of 0.59" (15 mm).
What environmental protection does this cable gland provide?
It carries IP66, IP67, and IP68 ratings, offering complete protection against dust penetration, powerful water jets, and prolonged water immersion.
Can this gland withstand extreme sub-zero or high-temperature environments?
Yes, the thermoplastic elastomer sealing element and metal construction support an operating temperature range of -60°C to +130°C.
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