12 Way IP40 Metal Enclosure – For MCBs & RCBOs (WME12)
18th Ed. Compliant
2-Year Warranty
UK Stock
Free Delivery £30+
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The WME12 is a 12-way IP40-rated metal enclosure for housing MCBs, RCBOs, and other DIN-rail–mounted protection devices. Built from durable steel with a white polyester powder-coated finish, it delivers a clean and compliant containment solution for medium-sized distribution setups in domestic, commercial, or light industrial environments. Installer Tip: When wiring...
The WME12 is a 12-way IP40-rated metal enclosure for housing MCBs, RCBOs, and other DIN-rail–mounted protection devices. Built from durable steel with a white polyester powder-coated finish, it delivers a clean and compliant containment solution for medium-sized distribution setups in domestic, commercial, or light industrial environments.
Installer Tip: When wiring multiple circuits, leave adequate space for future additions and ensure neutral/earth bars remain clearly segregated in line with BS 7671 Section 514 labelling rules.
- 12 usable ways – ideal for medium-sized installations
- Raised DIN rail for improved cable routing and access
- Neutral and earth terminal bars supplied
- Multiple knockout entry points: 25mm & 32mm (top/bottom), 40mm (sides/back)
- Raised keyholes for secure, level mounting
- Steel body with white polyester powder coating
- Compatible with all 18mm MCBs and RCBOs
| Part Code | Description | Dimensions (W × H × D mm) |
|---|---|---|
| WME10 | 10 Way IP40 Metal Enclosure | 232 × 240 × 112 |
| WME12 | 12 Way IP40 Metal Enclosure | 304 × 240 × 112 |
| WME14 | 14 Way IP40 Metal Enclosure | 304 × 240 × 112 |
| WME16 | 16 Way IP40 Metal Enclosure | 376 × 240 × 112 |
| WME18 | 18 Way IP40 Metal Enclosure | 376 × 240 × 112 |
| WME22 | 22 Way IP40 Metal Enclosure | 448 × 240 × 112 |
The WME Series provides a consistent, modular enclosure solution for circuit protection across a wide range of installations. When assembled with appropriately rated devices, it satisfies the mechanical protection and accessibility requirements of BS 7671 (18th Edition Amendment 2).
Is the WME12 supplied with any pre-fitted devices?
No. It’s an empty metal enclosure ready for configuration with your chosen protective devices.
Can this be used for commercial installations?
Yes, provided the site conditions are suitable for IP40-rated equipment and protection against moisture is not required.
Are busbars or accessories included?
No. Busbars and other accessories must be purchased separately to match the desired circuit layout.
What are the main benefits of the raised DIN rail design?
It provides better cable clearance and easier access for termination, helping to achieve a tidier and faster installation.
Does this enclosure meet BS 7671 requirements?
Yes. When installed correctly with compliant protective devices, it fully meets 18th Edition Amendment 2 standards for enclosures.
- Material: Steel, white polyester powder coated
- Ingress Protection: IP40 (indoor use only)
- DIN Rail: Raised 18mm rail for standard devices
- Knockouts: 25mm & 32mm (top/bottom), 40mm (sides/back)
- Terminals: Supplied with neutral and earth bars
- Mounting: Raised keyholes for secure wall fixing
- Dimensions: 304 × 240 × 112 mm
- Compliance: BS EN 62208, BS 7671 (18th Edition)
Install the WME12 in a clean, dry environment using suitable fixings for the surface type. Confirm all entries are smooth and fitted with grommets or glands to preserve insulation and maintain IP40 protection. Always label outgoing circuits clearly for maintenance in accordance with BS 7671 Regulation 514.9.1.
- Mount using the raised keyholes for level alignment
- Check all knockout edges before introducing cables
- Maintain separation of power and control wiring
- Use within ventilated areas – not for outdoor use
- Tighten terminals to manufacturer torque specifications
