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Discover Steiner’s extensive inventory of nVent HOFFMAN large enclosures and panels—engineered to protect critical systems in demanding industrial and commercial environments. As a leading authorized HOFFMAN distributor, Steiner offers next-day delivery across northern Illinois and expert support to help you specify, modify, and install the right enclosure for your application. Whether you need standard configurations or custom solutions, rely on our local stock and technical expertise to keep your operations running securely and efficiently.

Type 12 Enclosures Overview

Two-Door with Floor Stands

Gasketed, overlapping doors and elevated floor stands simplify cleaning. No centerpost makes panel installation and removal easier.

Size (in.) Part Number
72.06 x 60.06 x 12.06 A726012ULP
72.06 x 60.06 x 16.06 A726016ULP
72.06 x 72.06 x 16.06 A727216ULP

Free-Stand, Single or Dual Access

Available with front or front/rear access. Rugged unibody design with flexible internal mounting options.

Size (in.) Part Number
72.06 x 36.06 x 18.06 A723618FS
90.06 x 36.06 x 20.06 A903620FS

Modular Disconnect

Configurable one- and two-door modular enclosures. Slave sections can be bolted on or removed as needed.

Size (in.) Part Number
84.12 x 39.75 x 18.12 AMOD843918FTC
84.12 x 39.75 x 18.12 AMOD843918FTCLP
84.12 x 40.25 x 18.12 AMOD84X4018FTC
84.12 x 78.50 x 18.12 AMOD84X7818FTC
84.12 x 78.50 x 18.12 AMOD84X7818FTCLP

Two-Door with Floor Stands Disconnect

Disconnect can be mounted on the centerpost or right side. Floor stands provide additional height and access for cleaning underneath.

Size (in.) Part Number
72.12 x 73.75 x 12.12 A72X7312LPFTC

Featured Panels

Panels for Type 3R, 4, 4X, 12 and 13 Enclosures

Part # A72P60

Panels for Free-Stand Type 4, 4X and 12 Single / Dual-Access Enclosures w/ Mounting Channel

Part # A90P36F1 (One-Door)

Part # A72P60F1 (Two-Door)

Panels for Large Bulletin A27, A28, A28S4 and A34 Multi-Door Enclosures

Part # A84PM40 (8 Hole)

Part # A84PM78 (12 Hole)

nVent HOFFMAN Enclosure Support

Bret Bevers – Hoffman Enclosure Specialist
Your dedicated resource for product selection, technical guidance, design support, and custom enclosure solutions.

Phone: 847-956-3153
Email: [email protected]


For general inquiries about the nVent Hoffman Large Enclosures, call 1-800-STEINER (783-4637)

You may also submit the form below for more information.

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