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NewCase study: a 26-unit Cape Town centre

Utility metering & billing · South Africa

Know what you pay.
Recover what you should.

For shopping-centre owners, property managers and estates. Check supplier charges, find gaps in tenant recovery, and bring metering, billing and solar performance into one clear view.

A 30-minute walkthrough, focused on your site. We aim to reply within one business day.

Metering since
2018
Recovered
R 8m+
Meters live
260+
Tariffs
1000+
Live source mix
259.9 kW
Site load · today30-min buckets
Grid184.2 kW
Solar PV64.6 kW
BESSdischarging11.2 kW
Gensetstandby0.0 kW
Eskom
Up
PF
0.97
Balance
99.8 %

Illustrative figures.

Capabilities: Time-of-use tariffs, Inclining block tariffs, Demand (kVA) charges, Excess kVArh above 0.96 PF, Feed-in credits, Grid · Solar · Battery · Genset, Eskom-down detection, 1-minute interval data, Common-area recovery, Check billing, Water sub-metering, Solar O&M reporting, Tenant & landlord portals, POPIA-compliant.

Case study · Cape Town

Every tenant billed, every cost recovered.

A mixed-use retail, restaurant and office centre needed accurate monthly recovery from 26 tenant units — including shared common-area and central HVAC costs. MeterX metered it, configured the tariffs and lease shares, and bills it every month.

Tenant units
26
To install
5 days
Bills per cycle
16
Read the case study
Gloved hands working on cable connections inside an electrical panel
One ledger

From every source to every invoice.

Grid, solar, battery and generator supply all land in one audited ledger at the incomer — and leave it as bills each tenant can trace back to the minute.

GridSolar PVBatteryGensetMeterX ledgerAudited at the incomerTenant billsEach on their own tariffCommon-area recoverySplit per lease shareCheck billIncomer vs utility invoice

1-minute resolution

Every incomer, tenant and source meter, ingested continuously and gap-checked before it can reach a bill.

Attributed by source

Each 30-minute interval is split across grid, solar, battery and genset — ATS-aware, so backup power is billed as backup.

Locked when approved

The period is audited against the incomer, then approved and locked. Every bill traces back to raw readings.

The platform

More than a meter on the wall.

MeterX is a purpose-built operating system for utility metering. Every meter, every tariff, every source, every period — reconciled and reproducible.

Source mix · last 24 h22.1 kW now
Grid62 %
Solar24 %
BESS9 %
Genset5 %
Multi-source attribution

Grid, solar, BESS and genset — per minute.

See how much of each tenant’s electricity came from the grid, solar, battery or generator. Make backup-power recovery transparent and explain the source split on the bill.

GridSolarBESSGensetEskom-down
Period · March 2026Approved
Incomer (mains)412 184 kWh
Σ tenant meters−391 077 kWh
Σ common areas−18 442 kWh
Solar export credit−1 988 kWh
Residual0.16 %
Audit & reconciliation

Incomer balanced to the last kWh.

Compare the site supply with tenant and common-area meters. Investigate missing readings and unexplained differences before approving a billing period.

Fact engineGap-fillKPI-versionedLocked period
Aerial view of a shopping-centre rooftop covered in rows of solar panels
PR proxy · 76.4 %
Daily PR · 14 d PR GHI
PR proxy · 30 d76.4 %
Solar O&M monitoring

PR, GHI, per-inverter health.

Hourly Open-Meteo irradiance overlays daily PR. Per-inverter outage detection with estimated lost kWh, clear-day PR-decline indicator, site outage KPI and CO₂ avoided. Monthly contractor report exports to PDF and XLSX.

GHI overlayPer-inverterPR declineOutage eventsCO₂
Read the methodology
Tariff library
1000+
Bespoke supported
Eskom Megaflex
1 Apr → 31 Mar
TOU
Ruraflex
1 Apr → 31 Mar
TOU+IBT
Mun. Businessrate
1 Jul → 30 Jun
Demand
Domestic IBT
1 Jul → 30 Jun
IBT
Custom (mall)
Bespoke
Custom
Tariff engine

1000+ tariffs · bespoke supported.

NERSA, Eskom direct and municipal — versioned to the correct annual cycle. TOU bucketing, IBT blocks, demand charges, excess-kVArh-above-0.96-PF reactive billing, feed-in tariffs. Custom rate cards on request.

TOUIBTDemandExcess kVArhFeed-inBespoke
Community shopping centre at dusk with lit shopfronts and solar panels on the roof
Built inside the mall

Designed alongside the landlords, tenants and operations teams who run South African shopping centres — and metering them since 2018.

Who we serve

Built around the people in the mall.

One set of numbers, three very different questions — answered from the same underlying data.

Landlords

  • Recover every kWh and every litre.
  • See incomer losses before the next invoice.
  • Approve billing runs with confidence.

Tenants

  • Transparent line-item billing advice.
  • Your own meter history, 24/7.
  • Accurate tariff — no hidden markups.

Operations

  • Field-service work orders wired to the meter.
  • Gap and anomaly exceptions in one queue.
  • Billing-window tainting on hardware changes.
Explore the solutions
How it works

Install, ingest, reconcile, bill.

A straightforward operating model built on years of South African metering experience. Every step is auditable and reproducible.

  1. 01

    Install

    IoT M12CH meters deployed across incomers, distribution boards and tenant breakers. Commissioned and calibrated by our field team.

  2. 02

    Ingest

    Readings flow to MeterX every 2 minutes with 1-minute interval data. Gaps are detected, flagged and filled with approved estimation.

  3. 03

    Reconcile

    Incomer vs sub-meter balance is audited continuously. Losses, gaps and anomalies surface as exceptions before they hit a bill.

  4. 04

    Bill

    Tenants are billed on the correct NERSA, Eskom or municipal tariff. Line-item PDF billing advice, role-scoped tenant portal, locked approval workflow.

FAQ

Questions buyers ask us.

Something not covered here? Ask the engineering team.

What does MeterX do?

MeterX is a utility metering and billing platform for South African shopping centres and residential estates. We meter every tenant and incomer at 1-minute resolution, reconcile the data, and bill on the correct NERSA, Eskom or municipal tariff — with every bill traceable back to raw readings.

What is utility check billing?

Check billing is a forensic comparison of your Eskom or municipal invoice against independently metered data and the tariff that should have been applied. Since 2018 MeterX has recovered more than R 8 million in client overcharges this way. Check billing service

Which tariffs does MeterX support?

The MeterX tariff engine carries 1000+ NERSA, Eskom and municipal tariff structures, including time-of-use, inclining block and demand-based tariffs — and bespoke tariffs are supported. Each tenancy is billed on its own assigned tariff.

How does billing work when a site runs grid, solar, a battery and a generator?

MeterX attributes every 30-minute interval of consumption to its actual supply source — grid, solar PV, battery storage or diesel genset — using grid-presence detection and per-source metering. Tenants can then be billed differently for backup power than for grid supply, with the split disclosed on the bill.

Can tenants see and audit their own bills?

Yes. Tenants get portal access to their own stores, consumption charts at 30-minute resolution, and every bill with its line items. Landlords get the same transparency across their whole site.

Is MeterX POPIA compliant?

Yes. MeterX processes personal information under the Protection of Personal Information Act as set out in our POPIA notice, and audit deliverables are handed over through POPIA-compliant channels. POPIA notice

Make your next utility bill easier to explain.

See how metering, tenant recovery and supplier checks could work for your property. Start with a 30-minute conversation.