Twin RCD Metal Consumer Unit – WME1880TR/SP (18 Module, 80A, with Surge Protection)
18th Ed. Compliant
2-Year Warranty
UK Stock
Free Delivery £30+
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The WME1880TR/SP Twin RCD Metal Consumer Unit is an 18-module split-load board supplied with a 100A main switch, two 80A RCDs, and a factory-fitted Type 2 Surge Protection Device (SPD). It provides 10 usable ways for circuit protection and ensures compliance with Amendment 2, making it an excellent choice for...
The WME1880TR/SP Twin RCD Metal Consumer Unit is an 18-module split-load board supplied with a 100A main switch, two 80A RCDs, and a factory-fitted Type 2 Surge Protection Device (SPD). It provides 10 usable ways for circuit protection and ensures compliance with Amendment 2, making it an excellent choice for domestic and light commercial installs where surge protection is required (e.g. EV or solar circuits).
Installer Tip: This model combines twin RCD protection with a built-in Type 2 SPD, saving space and install time. Ideal for sites with EV chargers, heat pumps, or other surge-sensitive loads.
Key Features
- 18-module metal enclosure – 10 usable ways
- 100A main switch – double-pole isolator included
- 2 × 80A RCDs – split-load protection
- Type 2 SPD included – mandatory in most new builds
- Fire-resistant metal construction – Amendment 2 compliant
- Pre-assembled internals – busbars, neutral links, and SPD wired in
- UK-stocked – ready for immediate dispatch
Compare Twin RCD Consumer Unit Variants
| Model | Modules | Usable Ways | RCDs | Main Switch | SPD | Dimensions (mm) |
|---|---|---|---|---|---|---|
| WME18100TR | 18 | 12 | 2 × 100A | 100A | – | 376 × 240 × 112 |
| WME1880TR/SP (This Product) | 18 | 10 | 2 × 80A | 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 makes the WME1880TR/SP different from the base WME1880TR?
This model includes a pre-wired Type 2 SPD, making it compliant for new builds and recommended for EV, solar, and other surge-sensitive installs.
How many circuits can this board handle?
It has 10 usable ways, suitable for medium-sized domestic jobs. For 12 or 16 ways, see the 18-module and 22-module alternatives.
What’s the benefit of 80A RCDs?
80A RCDs are sufficient for most domestic installs under 100A supply rating, offering good headroom without overspecifying.
Is the SPD replaceable?
Yes – the Type 2 SPD is modular and can be replaced if it ever fails or reaches end-of-life.
- SKU: WME1880TR/SP
- Enclosure Type: Metal consumer unit, split-load
- Module Size: 18
- Usable Ways: 10
- Main Switch: 100A double-pole isolator
- RCDs: 2 × 80A
- SPD: Type 2 surge protection fitted
- Compliance: BS EN 61439-3, 18th Edition Amendment 2
- Dimensions (WxHxD): 376 × 240 × 112 mm
- Mounting: Surface
The WME1880TR/SP is supplied pre-fitted with main switch, RCDs, and SPD. Final circuit protection (MCBs/RCBOs) must be installed by a qualified electrician in line with BS 7671 and site requirements.
- Mount enclosure securely with rear/side fixing points
- Use knockouts with glands for cable entry
- Torque terminals to manufacturer specifications
- Ensure SPD earth lead is kept as short as possible
- Label circuits clearly for handover and inspection
