Eaton Crouse-Hinds EJB121208 Explosionproof Junction Box

The Eaton Crouse-Hinds EJB121208 is a premium Style C explosionproof enclosure engineered to house relays, terminal blocks, splices, and other electrical equipment in hazardous industrial locations. Built with a 12" x 12" x 8" nominal interior volume, this enclosure provides robust containment and protection across Class I, II, and III hazardous environments. It serves as a vital safeguard for critical power and signal distribution in harsh onshore and offshore operating zones.

Designed for exceptional field reliability, the EJB121208 features a copper-free aluminum body and cover, offering outstanding corrosion resistance without adding unnecessary weight. It includes a special neoprene cover gasket that provides an IP66/NEMA 4 watertight seal for damp locations subjected to heavy water spray. For convenient installation and servicing, the enclosure is equipped with captive, triple-lead quick-release stainless steel cover bolts, a wide ground joint opening, and detachable mounting feet.

Key Features:

✅ Class I, Div 1 & 2 (Groups B, C, D), Class II (Groups E, F, G), & Class III certified
✅ Copper-free aluminum body and cover with standard natural finish
✅ NEMA 3, 3R, 4, 7BCD, 9EFG and IP66 environmental rating
✅ Wide ground joint cover opening for unobstructed access during wiring
✅ Special neoprene gasket forming a tight, rain-tight, and watertight seal
✅ Captive, triple-lead, quick-release hex-head stainless steel bolts
✅ Internal grounding lug included as standard
✅ Machined for field-installed mounting plates and optional hinge kits
✅ Detachable mounting feet provide easy installation flexibility

📦 Package Options:

🔹 Standard (EJB121208): Copper-free aluminum enclosure with captive bolts and neoprene gasket

Eaton Crouse-Hinds EJB121208 Technical Specifications:

Feature	Details
Catalog Number	EJB121208
Manufacturer	Eaton Crouse-Hinds
Enclosure Style	Style C
Body & Cover Material	Copper-free aluminum
Nominal Inside Dimensions	12" x 12" x 8" (304.8 mm x 304.8 mm x 203.2 mm)
Outside Dimensions	17-1/16" L x 17-1/16" W x 10-7/8" D
Net Weight	80 lbs (36.29 kg)
NEC/CEC Certifications	Class I, Div 1 & 2, Groups B, C, D Class II, Div 1, Groups E, F, G Class II, Div 2, Groups F, G; Class III
ATEX / IECEx Standards	Ex d IIB + H2 T6, IP66 (When ordered with -ATEX suffix)
Environmental Ratings	NEMA 3, 3R, 4, 4X (with S752/S753 option), 7BCD, 9EFG; IP66
UL & CSA Standards	UL1203; cUL to CSA C22.2 No. 30
Gasket Type	Neoprene (Watertight seal)
Cover Hardware	Captive, triple-lead, quick-release stainless steel hex head bolts
Grounding	Internal grounding lug included
Mounting Hardware	Detachable mounting feet included
Compatible Mounting Plate	MP1212 (Aluminum)
Compatible Field Hinge Kit	EJB KIT 1 (2 hinges)

Certifications & Compliance:

🔗 UL Certificate - Class I, Divisions 1 & 2, Groups B, C, D – Explosion-proof gas and vapor protection
🔗 Class II, Divisions 1 & 2, Groups E, F, G & Class III – Dust-ignitionproof compliance
🔗 NEMA 3, 4, 7BCD, 9EFG – Raintight and watertight ingress protection
🔗 crouse-hinds-ejb-enclosures-catalog-page
🔗 Download Datasheet

Applications of Eaton Crouse-Hinds EJB121208:

🔹 Oil & Gas (Offshore Drilling Rigs, Refineries, & Gas Plants)
🔹 Chemical Plants & Process Facilities
🔹 Mining & Coal Preparation Facilities
🔹 Laboratories & Research Facilities
🔹 Wastewater Treatment Plants

What’s in the Box?

📦 1x EJB121208 Aluminum Enclosure Body & Cover
📦 1x Neoprene Cover Gasket
📦 1x Set of Captive Stainless Steel Cover Bolts
📦 1x Internal Grounding Lug
📦 1x Detachable Mounting Feet Kit
📦 1x Manufacturer Documentation Kit

Ordering & Shipping Details

📦 Lead Time: 1 - 2 weeks
📍 Shipping Terms: Worldwide / Expedited Options
💳 Payment Options: Credit Card, PayPal, Net 30 Terms

Related Products:

🔗 Eaton Crouse-Hinds EJB121204 Explosionproof Enclosure
🔗 Eaton Crouse-Hinds EJB121206 Explosionproof Enclosure
🔗 Eaton Crouse-Hinds MP1212 Mounting Plate Kit

FAQs:

Is the EJB121208 NEMA 4X rated standard?
Standard models meet NEMA 3, 4, 7BCD, and 9EFG ratings. To meet full NEMA 4X corrosion-resistance requirements, order with exterior or interior/exterior epoxy coating (suffix S752 or S753).

Can I add hinges to the EJB121208?
Yes. You can order the enclosure with factory-installed hinges using suffix -S598 or purchase the field-installable stainless steel hinge kit (EJB KIT 1).

Does this enclosure include a mounting plate?
The enclosure is pre-machined to accept a mounting plate, but the aluminum mounting plate kit (MP1212) must be ordered separately unless specified.

Can the walls be custom drilled and tapped for conduit entries?
Yes, the EJB121208 body walls can be drilled and tapped according to standard conduit arrangement templates or custom specifications.