Knowledge Base ›
Smart Meters
Official manufacturer
GLOBAL
verified Oct. 5, 2026
Identity
| brand |
Janitza electronics GmbH
|
| category |
smart_meters
|
| manufacturer |
Janitza
|
| manufacturer_key |
janitza
|
| model |
UMG 104
|
| model_key |
umg104
|
| product_family |
UMG DIN-rail Analyzers
|
| product_key |
janitza/smart_meters/umg104@GLOBAL
|
| product_status |
active
|
| region |
GLOBAL
|
| series |
UMG 104
|
Electrical
| accuracy_class |
Class 0.5S
|
| bidirectional_measurement |
True
|
| bidirectional_metering |
True
|
| max_current_a |
5
|
| measurement_method |
External Current Transformers (CTs)
|
| measurement_type |
Current Transformer (CT)
|
| nominal_ac_voltage_v |
400
|
| nominal_frequency_hz |
50
|
| phase_count |
3
|
Physical / mechanical
| depth_mm |
82
|
| din_rail_width_modules |
6
|
| height_mm |
90
|
| mounting |
DIN-rail (35 mm)
|
| weight_kg |
0.35
|
| width_mm |
107.5
|
Interfaces & connectors
| home_assistant |
True
|
| home_assistant_integration |
Supported via Modbus integration in Home Assistant
|
| home_assistant_integration_type |
modbus
|
| modbus_rtu |
True
|
| rs485 |
True
|