Single-phase electric energy meter MCX2-6W series
DIN railsmartWiFi

Single-phase electric energy meter - MCX2-6W series - Lettel - DIN rail / smart / WiFi
Single-phase electric energy meter - MCX2-6W series - Lettel - DIN rail / smart / WiFi
Single-phase electric energy meter - MCX2-6W series - Lettel - DIN rail / smart / WiFi - image - 2
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Characteristics

Type
single-phase
Assembly
DIN rail
Other characteristics
smart, WiFi, wireless, pulse output, with current transformer, Modbus, with built-in communication
Primary current

Max.: 120 A

Min.: 36 A

Description

Description
Single-phase WiFi energy measurement kit for energy metering and monitoring of up to 6 circuits. Supplied with three current transformers (CT) either split-core (opening) or solid-core (closed), configurable for measurements up to 36A, 60A or 120A depending on the variant. Built-in pulse output and WiFi connectivity, compatible with home automation apps (e.g. Tuya Smart, Smart Life) for real-time monitoring and consumption history.

Main features
  • Electrical: Energy meter for single-phase networks up to 6 circuits; connection via current transformers (CT) split-core or solid-core; single-tariff operation; measurable current per model: 36A, 60A or 120A; accuracy: 1% (solid-core CT) or 0.5% (split-core CT).
  • Communication: WiFi; integrated pulse output.
  • Physical: DIN rail mounting; enclosure width 2 modules (36 mm).
  • Current transformers: available as solid-core or split-core; opening/compatibility diameters: solid-core up to Ø 9.5 mm; split-core Ø 10 mm; split-core Ø 16 mm; possible mounting with cable tie for split-core CTs.
  • Safety: sealable terminal covers to reduce electric shock risk and deter tampering.

Applications
  • Measurement and monitoring of electrical consumption on single-phase installations (up to 6 circuits): load distribution, equipment-level monitoring, energy optimization for residential and commercial buildings.
  • Monitoring of installations with heat pumps, charging stations, workshops or photovoltaic production.
  • Design compatible with RT2012 and RE2020 requirements for monitoring energy performance.

Usage
  • Compatible with home automation apps (e.g. Tuya Smart, Smart Life) for smartphone access, visualization of power/energy/voltage, history and consumption profiles.
  • Data transmission via Modbus frames (over the WiFi interface) allowing integration with other connected equipment.

Measurement functions
  • Total active energy imported and exported.
  • Voltage, current, frequency.
  • Active power, power factor.

Standards and certifications
  • Compliant with applicable standards: IEC61000-4-2/3/4/5/6/8/11, IEC61010-1, IEC62052-23, IEC62053-22, IEC61557-12, IEC60068.

Variants and order codes (table)
Order code | Max current | Stock status
MCX2-6W-3TCF30 | 36A | in stock
MCX2-6W-3TCO50 | 60A | in stock
MCX2-6W-3TCO100 | 120A | in stock

Available documents (overview / manuals / integration)
MCX Wifi meters (overview, PDF) 1.27 MB
Complete meter manual (PDF) 1.47 MB
Modbus register map (PDF) 0.17 MB

Technical characteristics / specifications
  • Product type: single-phase WiFi energy meter (kit with 3 CT).
  • Number of measured circuits: up to 6 circuits.
  • Power / interface: WiFi connectivity; integrated pulse output; Modbus frames for integration.
  • Current ranges: variants 36A, 60A, 120A (depending on supplied CTs).
  • Accuracy: 1% (with solid-core CT); 0.5% (with split-core CT).
  • Mounting: DIN rail; enclosure width 2 modules (36 mm).
  • Compatible transformers: solid-core CT (Ø up to 9.5 mm) and split-core CT (Ø 10 mm and Ø 16 mm); possible cable-tie fixing.
  • Safety: sealable terminal covers.
  • Regulatory compliance: IEC61000-4-2/3/4/5/6/8/11, IEC61010-1, IEC62052-23, IEC62053-22, IEC61557-12, IEC60068.

Other Lettel products

Electric energy meters

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.