Track Individual Circuit Electricity Usage
This 45 Amp electricity sub-meter is ideal for use in locations where you would like to know how much electricity is used by individual single-phase circuits, such as:
- Air conditioning systems
- Electric hot water systems
- Pool or spa circuits
- Refrigeration coolrooms
- Electric vehicle chargers
- Lighting circuits
- Granny flats, caravans, cabins, workshops, and more*
* For any situation that involves on-billing a tenant or sub-tenant, we recommend our NMI-approved sub-meter.
Easy to Install, Affordable Sub Meter
Gain insights: find out exactly how much electricity a particular power circuit uses. Make informed decisions about energy consumption and reduce your bills.
Easy to use: the clear LCD display shows total cumulative kilowatt hours (kWh), making it simple to track your usage.
Versatile: suitable for various applications, from monitoring a single appliance to tracking the energy usage of an entire granny flat (within the 45A current rating).
Reliable: dependable readings with class 1.0 accuracy (± 1%) and safe data storage, even after a prolonged blackout or disconnection.
Simple installation: standard DIN rail mount for easy integration into your existing switchboard (installation by an electrician is required).
This is our smallest sub-meter. For larger circuits or sites, choose a higher amp option. See our complete range of electricity sub-meters.
Specifications - 45A kWh Sub Meter
| Input Power | 240V AC (±20%), 50-60Hz |
| Current | 45A Maximum |
| Accuracy | Class 1.0 (±1% accuracy) |
| Display Reading | kilowatt-hours (kWh), up to 99,999.99 kWh, non-resettable |
| Display Type | LCD with backlight |
| LED Pulse Output | 2000 impulses per kWh |
| Wired Pulse Output | Optional, not required for metering. (Terminals marked 20 & 21 on meter). See Manual for details. |
| Power Usage | <2W |
| Data Storage | Up to 10 years without power |
| Operating Temperature | -30°C to 50°C |
| Cable Size | Up to 16mm² (4.5mm diameter) |
| Dimensions | 112.5mm high x 18mm wide x 63.5mm deep. (90mm tall with covers removed) |
| Weight | 73 grams |
| Installation | Installation by an electrician. Standard DIN RAIL mount, one slot wide. |
| Product Identifiers | Lanx Australis Din Rail Single Phase 240V 45A Kilowatt Hour Meter; LXEM145 |
| Further Details |
Brochure (PDF), Manual (PDF) and Wiring Diagram (JPG) |
| Warranty | 2 Years - only from Reduction Revolution |
Frequently Asked Questions
Does it store data in a blackout or power outage?
Yes - data will remain stored for up to 10 years without power.
Is the display backlit?
Yes - it has a bright, always-on, green blacklight. This allows you to take note of readings at night or in low light.
What other options do you sell?
See our complete range of electricity kWh sub meters for higher-capacity and 3-phase options.