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Product at a glance

Liberty 116 is a SMETS2-compliant smart electricity meter available in single and dual element and multiple switch variants. It is explicitly designed to serve the UK government’s mandated smart metering rollout programme. It is suitable for a variety of heating loads and EV charging applications. The auxiliary switches provide more advanced power scheduling compared to Economy 7/10 meters.


  • Aux-1 and Aux-3 (both 100A) are suitable for use with installations that have switched heating appliances, such as storage heaters, underfloor heating, heat pumps and electric radiators
  • Aux-2 (31.5A) can be used for hot water or EV charging applications
  • SMETS2-compliant electricity meter for use in credit and pay-as-you-go (PAYG) mode


  • 10+ years product life
  • Quick installation along with auto-join feature
  • Supports mains and auxiliary switch remote connection / disconnection
  • Maintains user privacy by allowing only authorised access to meter data
  • Single meter caters to various types of heating loads and separate measuring elements


  • SMETS2 version 5.2, GBCS version 4.2, RED, MID Class B compliant
  • ICHIS-compliant meter
  • Supports comprehensive tariff: Time of use (TOU), Block and Hybrid
  • 12-keys keypad allows quick access to the necessary information on the display and manual entry of UTRNs if required, in the absence of PPMID and / or WAN
  • Clear instructive display screens
  • COG LCD with multi-line display for a rich consumer experience
  • Tamper detection for the terminals, meter cover, hub removal and presence of a magnet
  • Approved triage mechanism
  • Remote firmware upgrade facility



Connection type

Direct connection 

Wiring configuration 

Single-phase, single / dual-element, two-wire 

Voltage and current range 

Voltage 230 V AC (nom), current range 0.5-10(100) A 


Active energy class 1.0, Reactive energy class 2.0 

Mains frequency 

50 Hz ± 5% 


Compliant with EN 50470-1, 3 



MID Class B, BS7856, IEC62052-31, RED, DLMS, ZSEP 1.4, CPA

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