Appleton GRJS Series Universal Conduit Outlet Box, Explosionproof Malleable Iron

Appleton GRJS Series Universal Conduit Outlet Box, Explosionproof Malleable Iron

Appleton™ GRJS Series universal conduit outlet boxes are explosionproof, dust-ignitionproof fittings built for indoor and outdoor classified locations. Constructed of malleable iron with an internally threaded body and externally threaded cover, each compact round box offers a universal design with five threaded universal hubs and three close-up plugs, allowing electricians to connect different conduit lengths, change conduit direction, and access wiring for maintenance in tight spaces.

Key Features

• Explosionproof, Dust-Ignitionproof: Rated for use in classified hazardous locations, indoors and outdoors.
• Compact Round Design: Space-saving profile for installations where clearance is limited.
• Furnished with Covers: Internally threaded body pairs with an externally threaded cover for a secure, tight seal.
• Universal Hub Configuration: Five threaded universal hubs and three close-up plugs allow flexible conduit routing and future connections.
• Durable Construction: Malleable iron body delivers high tensile strength and ductility, with strong resistance to corrosion, impact, and shock.
• Accurately Tapped Hub Threads: Tapered threading ensures tight, rigid joints and reliable ground continuity.
• Lighting Fixture Mounting: Serves as a mounting means for lighting fixtures when used with a hub cover.
• Integral Bushing Protection: Smooth, rounded integral bushing in each hub-type box protects conductor insulation.

Certifications & Compliance

• Class I, Division 1 and 2, Groups C, D
• Class II, Division 1 and 2, Groups E, F, G
• Class III
• Raintight

Technical Specifications

• Body Material: Malleable iron with triple-coat finish – zinc electroplate, chromate, and epoxy powder coat.
• Cover Material: Copper-free (4/10 of 1% max.) aluminum cover with epoxy powder coat finish.
• Conduit Compatibility: Used with threaded metal conduit for general purpose wiring.
• Refer to manufacturer documentation for complete technical specifications.

Typical Applications

• Indoor and Outdoor Hazardous (Classified) Locations
• Conduit and Raceway Systems Requiring Direction Changes
• Lighting Fixture Mounting Points
• Industrial and Petrochemical Facility Wiring
• Maintenance Access Points Along Conduit Runs
• Raintight Outdoor Electrical Installations

Why Appleton?

Appleton GRJS Series outlet boxes combine explosionproof, dust-ignitionproof performance with a rugged malleable iron body and triple-coat corrosion protection, giving contractors a dependable fitting for demanding classified-location work. The universal five-hub, three-plug design and accurately tapped hub threads deliver tight, rigid, code-compliant joints with reliable ground continuity for professional electrical installations.