Axiom MCU18S 16-Way Metal Clad Consumer Unit – 100A Main Switch (18 Module)

The Axiom MCU18S Metal Clad Consumer Unit is a 16‐way distribution board (fuse box) fitted with a 100A double-pole main isolator switch, providing 16 free ways to accommodate MCBs or RCBOs for your electrical circuits. Designed for safety, compliance, and ease of installation, this metal consumer unit is fully compliant with the latest UK regulations (BS EN 61439-3) and features a durable steel enclosure to meet 17th Edition Amendment 3 fire safety requirements (now standard under the 18th Edition). Its sleek white powder-coated steel construction not only impedes fire spread for enhanced protection , but also offers a modern, low-profile design that integrates neatly into residential or commercial settings .

• 16 Usable Ways, 100A Isolator: Supplied with a factory-fitted 100A double-pole main switch isolator, the unit offers 16 free ways (18 module slots in total) for you to install circuit breakers as needed . This makes it ideal for medium to large installations requiring up to 16 circuits. (MCBs/RCBOs are not included, allowing you to configure protection as desired.)

• All-Metal, Fire-Safe Enclosure: Constructed from robust steel throughout, the consumer unit has a non-combustible metal clad casing that enhances safety by resisting fire and heat entry . It meets IET regulation 421.1.201 requirements for metal consumer unit enclosures in homes , providing peace of mind in terms of fire protection. A drop-down solid metal cover is included to shield the breakers; this lid protects against dust and further delays fire propagation into the unit .

• Easy Installation & User-Friendly Design: The Axiom MCU18S features a modern, installer-friendly designfor quick and neat setup . It comes with multiple pre-cut knockouts on all sides for convenient cable conduit/trunking entry and straightforward wall mounting . Inside, generous cabling space above the DIN rail allows for smooth routing of wires and easier connection of RCBOs or MCBs, saving you time during installation . Large, heavy-duty terminal bars for neutral and earth are positioned at the top, providing ample room for secure connections and clear identification of all outgoing circuits .

• Complete Kit & Accessories: This consumer unit is delivered with an accessory pack including pre-printed circuit identification labels, insulating blanking plates for any unused ways (which are non-combustible for safety) , and a phase barrier/insulator. The enclosure’s cover and base are well-aligned and securely latched, giving a compact yet robust construction that feels solid and dependable . All components are CE marked and UKCA approved , underscoring the unit’s compliance with UK and EU safety standards.

• Technical Specifications: Rating & Dimensions – 100A main switch isolator; maximum voltage 230/240V AC (50Hz) . The unit measures approximately 379 mm (W) x 237 mm (H) x 110 mm (D), offering a spacious interior while remaining compact externally . It carries an IP20 ingress protection rating (indoor use), and is suitable for ambient operation at standard household frequencies . Certifications – Manufactured in accordance with IEC 61439-3 (BS EN 61439-3) standards for low-voltage switchgear and control gear assemblies . Backed by a 1-year manufacturer’s warranty and the reliability of CED Electrical Group’s Axiom range, this unit is a trusted, compliant solution for updating or expanding electrical installations.

In summary, the Axiom MCU18S is a high-quality, cost-effective metal consumer unit that combines safety, convenience, and capacity. Its 16-way configuration with a 100A main isolator makes it ideal for modern homes or light commercial projects requiring a robust distribution board with room for multiple circuits. Choose the MCU18S for an easy-to-install, regulation-compliant fuse board that offers great value and enduring performance for your electrical system .