Smart Energy Meters

Intelligent Metering, Revenue-Grade Data

Sigma smart meters turn every electricity connection into a managed, monetised, and monitored endpoint, with prepaid vending, remote control, and live analytics for utilities, mini grid operators, estates, and industry.

How the system works

The Device

Built for African Grid Conditions

Single-phase, three-phase, and CT-operated smart meters engineered for harsh environments and unstable supply, with STS-compliant prepayment, anti-tamper hardware, and multi-network communications that keep reporting even on weak infrastructure.

STS

Compliant prepayment

Cl 1.0

Accuracy class

3

Comm options per meter

15 min

Interval data reads

SIGMA SM-300COMMS

04728.5

kWh · CREDIT ₦4,120

PWRNETALM
GPRS / LoRa / RF uplinkSTS prepaid vendingTamper detection

Capabilities

A Complete Smart Metering Infrastructure

From the meter on the wall to the analytics on your screen. Every layer is engineered and integrated by Sigma.

01

Prepaid Vending

STS token generation with mobile money, agent networks, and web vending, with revenue collected before consumption.

02

Remote Monitoring

Interval reads, outage detection, and power quality data streamed to the platform from every meter.

03

Revenue Protection

Tamper detection, cover-open events, and bypass alarms with automatic flagging for field inspection.

04

Remote Connect / Disconnect

Switch supply from the control room: enforce payment, manage load, and restore service instantly.

05

Consumption Analytics

Feeder-level energy balance, loss analysis, and customer usage patterns for smarter operations.

06

Customer Energy Management

Balance checks, low-credit alerts, and usage history in the palm of every customer's hand.

Metering That Pays for Itself

Whether you are metering a mini grid, an estate, or a distribution feeder, we design the metering architecture, supply the devices, and run the platform.