
MK Sentry YS5716SMET Amendment 3 All Metal 16 Way Consumer Unit With Switch Disconnector Isolator 100A & SPD
YS5716SMET
MK Sentry YS5716SMET All Metal 16 Way Consumer Unit – 100A Main Switch, Type 2 SPD, Amendment 3 Compliant
The MK Sentry YS5716SMET is a robust, all-metal 16-way consumer unit fully compliant with Amendment 3 to BS 7671:2008. Designed for safety and flexibility, it is supplied with a 100A double pole switch disconnector and a pre-installed Type 2 Surge Protection Device (SPD). Supporting up to 12 outgoing RCBOs or MCBs, this unit is ideal for both residential and light commercial environments where enhanced protection and total circuit isolation are required.
- Integrated Surge Protection: Supplied with a factory-fitted Type 2 SPD to protect sensitive electrical equipment from transient overvoltages caused by switching or lightning strikes.
- 100A Main Isolator: Double pole switch disconnector provides complete isolation of all circuits during maintenance or in an emergency.
- Supports Up to 12 Circuits: Offers 16 total ways, with 12 available for RCBOs or MCBs and the remainder accommodating the SPD and isolator.
- Amendment 3 Compliant: Manufactured from non-combustible Zintec steel with a modern MK white powder-coated finish for durability and visual appeal.
- Installer-Friendly Features: Includes offset incomer, floating busbar system, removable DIN rail, colour-coded terminals, and multiple knockouts for easy cable entry and tidy wiring.
Supplied Components
- Main Switch: 1 x 100A Double Pole Isolator
- Surge Protection: 1 x Type 2 SPD (pre-fitted)
- Useable Ways: 12 of 16 available for MCBs or RCBOs
Technical Specification
- Material: Zintec Steel (non-combustible)
- Dimensions: H: 244mm x W: 382mm x D: 116mm
- Ingress Protection: IP2XC (BS EN 60529)
- Standards Compliance: BS EN 61439-3, BS 7671:2008 Amendment 3
✅ Choose the MK Sentry YS5716SMET for a fully protected, installer-friendly, and regulation-ready solution with surge protection built in—ideal for modern, high-integrity electrical systems!

Surge Protection Included | Y |
Range | Circpro MK Sentry |
Product | Consumer Unit w/ Main Switch + SPD |
Voltage | 230|240 V |
Mounting | Surface |
Current Rating | 100A |
Body Colour | White |
Body Material | Metalclad |
Body Material | Steel |
Outgoing Ways | 16 Way |
Incomer Included | Y |
Incomer Type | Switch Disconnector |
Incomer Current Rating | 100 A |
Rcd S Included | N |
Delivery Costs
Our standard delivery charge to UK mainland addresses is £5.90 ex-VAT.
Take advantage of FREE* Delivery when you spend over £100 (per order) ex-VAT.
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12.00 ex-VAT.
Solar Panels, Batteries and Inverters
Due to their size all solar panels, batteries and inverters orders up to 50 qty will be despatched on a pallet and incur a £120** ex-VAT delivery charge.
**£180 ex VAT to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes.
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