Single Phase Electricity Sub Meter (45 Amp)

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40 reviews

Sale price$59.95 Regular price$79.95
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This 45 Amp electricity sub meter is ideal for use in locations where you would like to accurately meter individual circuits such as:

  • Granny flat
  • Workshop
  • Electric hot water system
  • Small sub-tenancy
  • Accommodation cabins
  • Caravan park powered sites
  • Boating marina shore power circuits
  • Electric vehicle / electric car charger monitoring

Got a bigger site? Check out the larger Single Phase 80 Amp Sub Meter or 3 Phase Sub Meter.

The display screen shows total (cumulative) usage in kWh. It is designed to be installed at your electricity switchboard or meter board.

45 Amp Single Pole kWh Sub Meter - Specifications

Voltage 240V +/-20%
Current 45A
Accuracy Class 1.0 (± 1% accuracy)
International Standard IEC 62053-21
Frequency 50-60Hz
LED Pulse Output
2000 impulses per kWh
Display LCD with backlight
Power Consumption <2W
Temperature -30 to 55 degrees Celsius
Installation size DIN RAIL standard (19.5mm wide)
Cable size 10mm sq cable
Display options kWh (cumulative, non-resettable)
Max reading 99999.99 kWh
Data Storage up to 10 years without power
Installation note Must be completed by an electrician.
Documentation Brochure (PDF), Manual (PDF) and Wiring Diagram (JPG)

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 green blacklight which is always on allowing you to note readings in low light.

Can I use it with a wireless energy monitor?

Yes - the PowerPal can be paired with this sub meter. This allows you to have a separate display away from the switchboard. The impulse setting for this meter is 2000imp/kWh.

Customer Reviews

Based on 40 reviews
Bruce R.
Energy metering at the Sub-meter level

This product was easily installed and worked as described. It was cheap by comparison to other energy meters and met the required data.

Christine W.
Just what we needed

Just what we needed

Matthew M.
This has proven to be

This has proven to be a Great option for monitoring a newly installed AC unit

Charles W.
Display was easier to read

Display was easier to read than I thought it would be. Very happy.

Larry L.
Easy installation

Easy installation

David A.
Very pleased with the sub

Very pleased with the sub meter which we use to record kw's usage on a shared bore with our neighbour, so easy to read &
record individual usage. It was simply to install by a qualified electrician.

Amanda O.

Best price for what we needed it for

Craig M.
Great product

Exactly what I ordered, received promptly.

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