Built for extreme conditions

IP 66 Heavy Duty Enclosures

Rugged, outdoor-ready switchboard enclosures with 180° brass hinges and powder-coated steel to protect your assets in harsh environments.

Toughness you can depend on

Key Features at a Glance

Brass chrome-plated block hinges opening 180°
Lift-off door with full-height stiffener
Double-return gutter deflects dust & water
Top/bottom removable gland plates – increased capacity
Wall or floor mount via channel plinth
Circuit ID & schedule card holders
Modular joinable design for custom layouts
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Engineered for the toughest sites

Product Overview

Pro‑Tech’s IP 66 Heavy Duty Enclosures are built from 1.6–2.0 mm steel to safeguard electrical equipment in mining, petrochemical, and industrial outdoor environments. Fully welded construction, compression gasket sealing, and durable powder-coat finish ensure longevity and protection to IP66 standards.
Technical Specifications

Industrial-grade details

Specification Details
Protection Rating IP 66 – dust-tight and powerful water jet resistant
Construction Materials 1.6 mm mild steel (≤ 250 A); 2.0 mm heavy-duty steel (250 A+)
Hinges Brass chrome-plated, 180° opening
Door Lift-off with full-height stiffener
Gland Plates Top/bottom removable, large cable capacity
Gutter Double return gutter – prevents water ingress
Mounting Wall/floor via plinth; pre-punched rails & keyhole mounts
Finish Powder-coated pastel grey (custom colour optional)
Modular Joinability Enclosures can be linked for large-scale installations
Ideal scenarios for deployment

Applications & Use Cases

Mining and resource sites
Petrochemical and infrastructure hubs
Outdoor industrial switchboards and control stations
High-current distribution and heavy-duty MCCs
Joinable system configurations
Tailored for your environment

Available Variants / Options

Mild steel (1.6 mm) for ≤ 250 A; 2.0 mm for high-current applications
Accessories: aluminium/brass gland plates, door stays, lifting plinth
Powder-coat in pastel grey, electric orange, or custom RAL
Optional cyclone protection, rainhoods, stainless
Certified to protect and perform

Industry Compliance & Standards

Rated to IEC/AS60529 IP 66 standard
Built in line with AS/NZS 61439 switchboard assembly
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Powder coat grade, gasket sealing & double-return gutter for dust/water protection
Meets mining site durability with raised compression design
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Projects Delivered
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Switchboards Built
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On-Site Commissionings
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Years of Expertise
Get quick answers

Frequently Asked Questions (FAQs)

Are these suitable for mining site installations?
Yes—IP 66 rating, rugged steel, brass-hinged doors and double-return gutter make them ideal for harsh mining conditions.
Can enclosures be joined together?
Absolutely—modular design allows for seamless on-site joining of multiple enclosures.
What materials are used?
1.6 mm mild steel for ≤ 250 A; 2.0 mm heavy-duty steel for higher currents. Optional stainless or aluminium available.
What finish options exist?
Standard pastel grey or electric orange. Custom RAL colours available on request.
Do they include cable entry and mounting features?
Yes—include large gland plates, plinth, pre-punched rails, and keyhole mounting points.

Secure your site with heavy-duty protection

Get your custom IP 66 Heavy Duty Enclosure—built to last, modular, and Australian-made.