MK Sentry Y7678SMET AM3 All Metal 21 Way (15 Useable Ways ) Pre-Populated Twin RCD 63A&80A RCD Flexible Consumer Unit With 3x6A, 2x16A, 2x20A, 4x32A & 1X40A MCBs

MK Sentry Y7678SMET All Metal 21 Way Twin RCD Consumer Unit – Pre-Populated, 100A Main Switch, 63A & 80A RCDs, Amendment 3 Compliant

The MK Sentry Y7678SMET is a high-capacity, fully populated 21-way twin RCD consumer unit, designed for safe and flexible circuit protection in line with Amendment 3 to BS 7671:2008. Supplied with a 100A main switch, one 63A and one 80A 30mA RCD, and 12 MCBs (3 x 6A, 2 x 16A, 2 x 20A, 4 x 32A, 1 x 40A), it supports up to 15 useable ways for outgoing circuits. This split-load configuration offers full RCD protection and is ideal for larger residential or commercial applications.

• Pre-Populated Protection: Includes 12 MCBs and twin RCDs—saving installation time and ensuring a compliant, ready-to-go solution.
• Flexible Split Load Layout: Supports up to 15 RCD-protected outgoing ways, configurable as 14/1, 1/14 or anything in between.
• Twin RCD Safety: 1 x 63A and 1 x 80A 30mA RCDs allow separation of circuits by area or function, reducing nuisance tripping.
• 100A Main Switch: Double pole isolator ensures full-board control for safe maintenance and disconnection.
• Amendment 3 Compliant: Non-combustible Zintec steel construction with floating busbar and offset incomer meets the latest fire safety standards.

Supplied Components

• Main Switch: 1 x 100A Double Pole Isolator
• RCDs: 1 x 63A 30mA, 1 x 80A 30mA
• MCBs: 3 x 6A, 2 x 16A, 2 x 20A, 4 x 32A, 1 x 40A
• Useable Ways: 15 out of 21 total ways

Technical Specification

• Material: Zintec Steel (non-combustible)
• Dimensions: H: 244mm x W: 472mm x D: 116mm
• Ingress Protection: IP2XC
• Compliance: BS 7671:2008 Amendment 3, BS EN 61439-3

✅ Choose the MK Sentry Y7678SMET for a spacious, fully compliant, and installer-friendly consumer unit offering comprehensive RCD protection across high-load or multi-zone installations!