Twin RCD Metal Consumer Unit – WME18100TR (18 Module, 100A)
18th Ed. Compliant
2-Year Warranty
UK Stock
Free Delivery £30+
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The WME18100TR Twin RCD Metal Consumer Unit is an 18-module split-load board designed for larger domestic and light commercial installs. Fitted with a 100A main switch and two 100A RCDs, it delivers 12 usable ways for circuit protection. With a fire-resistant metal enclosure and factory-fitted busbars and neutral links, it’s...
The WME18100TR Twin RCD Metal Consumer Unit is an 18-module split-load board designed for larger domestic and light commercial installs. Fitted with a 100A main switch and two 100A RCDs, it delivers 12 usable ways for circuit protection. With a fire-resistant metal enclosure and factory-fitted busbars and neutral links, it’s a robust, regulation-compliant choice that saves installers time on site.
Installer Tip: The WME18100TR provides higher headroom with 12 usable ways and dual 100A RCDs. If surge protection is required, see the WME18100TR/SP variant.
Key Features
- 18-module metal enclosure – 12 usable ways
- 100A main switch – double-pole isolator included
- 2 × 100A RCDs – higher capacity split-load protection
- Compliant with Amendment 2 – fire-rated, all-metal build
- Pre-assembled internals – busbars, neutral links, and knockouts pre-fitted
- UK-stocked – no long lead times
Compare Twin RCD Consumer Unit Variants
| Model | Modules | Usable Ways | RCDs | Main Switch | SPD | Dimensions (mm) |
|---|---|---|---|---|---|---|
| WME1463TR | 14 | 8 | 2 × 63A | 100A | – | 304 × 240 × 112 |
| WME1663TR | 16 | 10 | 2 × 63A | 100A | – | 376 × 240 × 112 |
| WME18100TR (This Product) | 18 | 12 | 2 × 100A | 100A | – | 376 × 240 × 112 |
| WME18100TR/SP | 18 | 12 | 2 × 100A | 100A | Type 2 | 376 × 240 × 112 |
| WME22100TR | 22 | 16 | 2 × 100A | 100A | – | 448 × 240 × 112 |
| WME22100TR/SP | 22 | 14 | 2 × 100A | 100A | Type 2 | 448 × 240 × 112 |
| WME2280TR | 22 | 16 | 2 × 80A | 100A | – | 448 × 240 × 112 |
| WME2280TR/SP | 22 | 14 | 2 × 80A | 100A | Type 2 | 448 × 240 × 112 |
What size installs is the WME18100TR designed for?
It’s best suited for larger domestic or small commercial jobs needing up to 12 circuits, with added capacity from dual 100A RCDs.
Does this model include surge protection?
No – surge protection is only built into the “/SP” variant. For Type 2 SPD, see the WME18100TR/SP.
What’s the benefit of 100A RCDs compared to 63A or 80A?
100A RCDs offer higher load capacity, making them suitable for installs with more circuits or higher expected demand.
Is this board Amendment 2 compliant?
Yes – it’s fully compliant with BS 7671:2018+A2:2022, including the all-metal enclosure requirement.
- SKU: WME18100TR
- Enclosure Type: Metal consumer unit, split-load
- Module Size: 18
- Usable Ways: 12
- Main Switch: 100A double-pole isolator
- RCDs: 2 × 100A
- SPD: Not included (see /SP variant)
- Compliance: BS EN 61439-3, 18th Edition Amendment 2
- Dimensions (WxHxD): 376 × 240 × 112 mm
- Mounting: Surface
The WME18100TR is supplied pre-fitted with main switch and RCDs. Final circuit protection (MCBs/RCBOs) must be installed by a qualified electrician in line with BS 7671 and site requirements.
- Secure the enclosure using rear/side mounting holes
- Use knockouts with suitable glands for cable entry
- Torque terminals to manufacturer specification
- Maintain clear circuit labelling for inspection
