Sonoff Geyser Timer

Product Introduction

The Sonoff Geyser Timer POWR320D is a powerful WiFi smart switch designed specifically to automate and monitor high-power appliances such as geysers and pool pumps. Installed on the electrical circuit of the geyser, the device allows homeowners to remotely control heating schedules, monitor electricity usage, and automate water heating directly from their smartphone.

Integrated with the eWeLink, the Sonoff Geyser Timer provides intelligent energy management through real-time monitoring, automation scheduling, and remote control. This helps households reduce unnecessary electricity consumption while ensuring hot water is available exactly when needed.

With its high-load capacity and built-in LCD display, the device delivers both convenience and clear visibility into household energy usage.

Key Features

Smart Geyser Automation

Automatically control when your geyser turns on or off to optimize electricity usage and reduce energy costs.

Real-Time Power Monitoring

Track voltage, current, power usage, and total electricity consumption directly from the device or mobile app.

Built-in LCD Display

A clear display shows live energy data including voltage, current, and power consumption at a glance.

Smart Scheduling & Timers

Create custom schedules so the geyser heats water only during specific times of the day.

Overload Protection

Set safety thresholds for power, current, or voltage to automatically shut down the device if limits are exceeded.

Energy Usage History

Access up to six months of historical power consumption data to analyze electricity usage patterns.

Remote Smartphone Control

Switch the geyser on or off remotely from anywhere through the eWeLink mobile app.

Smart Home Integration

The Sonoff Geyser Timer integrates seamlessly with the eWeLink smart home ecosystem, enabling centralized control of energy usage and appliance automation.

The device supports voice control through:

• Amazon Alexa
• Google Assistant

Through smart scenes and automation routines, the geyser can also interact with other Sonoff devices to create intelligent energy management systems within the home.

Technical Specifications

Product Type: Smart Geyser / Pool Timer
Model: POWR320D
Connectivity: WiFi 2.4 GHz (IEEE 802.11 b/g/n)
Input Voltage: 100–240V AC, 50/60Hz
Maximum Load: 20A
Power Monitoring: Voltage, current, power, and energy consumption
Display: Integrated LCD screen
Energy History: Up to 6 months with exportable data
Material: Flame-retardant PC V-0 housing
Installation: DIN-rail mount (distribution board installation recommended)
Certifications: NRCS and ICASA approved for South Africa

What’s in the Box

Sonoff Geyser Timer (POWR320D)
DIN rail mounting bracket
User manual / quick start guide