Geyserwala Connect

Geyserwala Connect is a smart WiFi retrofit for selected geyser controllers. It adds remote control, visibility and open local integration while keeping the product practical for everyday hot water use.

If you want the sales-focused overview, use the main landing page. If you want operation and setup detail, use the manual, FAQ and integration pages.

Order now Overview page Installation Manual

Benefits

Convenient installation
On compatible systems the retrofit is straightforward and designed to be installed quickly.
Improved energy awareness
Modes, timers and instant boost help align hot water use with actual demand.
Improved visibility
The timeline and usage views make it easier to understand behaviour, spot issues and troubleshoot.
Seamless integration
Open APIs and cloud-free local control support Home Assistant, Node-RED, MQTT, REST and Modbus workflows.

The App

The web app can be used from a phone, tablet or laptop, and can be shared with other users without requiring a traditional app store installation.

The local app provides the same core experience directly over home WiFi and also exposes installation settings for local-first setups.

Screenshots of the Geyserwala Connect

Compatibility

The Geyserwala Connect is tested with selected Geyserwise Delta T, Dual, Max, TSE1 and legacy TSE models. The make and model name is usually visible on the display panel.

Other Geyserwise variants marked with Satchwell, Franke, TS or MWS are not compatible.

If you are unsure, check the FAQ or the manual before ordering.

Integration

The product supports direct local integration. Technical users can work with Home Assistant, MQTT, REST, Node-RED, Modbus TCP and Modbus RTU.

For the full automation detail, use the dedicated integration page.

Integration page

What customers are saying

"The product works as advertised, installation was easy. The web surface is easy to use."

"Easy installation and integration with Home Assistant."

"This thing is dope, very easy setup, super capable and working like a charm with #homeassistant."

Technical specifications

All references to manufacturer names are for identification and compatibility purposes.
Compatibility
  • Compatible with the Geyserwise Delta T, Dual, Max, TSE1, and TSE (2 and 3 digit display) models. [FAQ]
WiFi2.4 GHz
  • Offline Mode (operate without WiFi, RTC recommended)
Wire Protocols
  • Modbus RTU RS485
AppsProgressive Web App (HTML/CSS/Javascript)
  • Apple Safari (iOS >= 14.5)
  • Google Chrome >= 97.0.462.98 (Android: >= 6.0)
Local Progressive Web App (HTTP)
Integrations
InterfacesCloud‑Free Local APIs
  • JSON REST (HTTP)
  • MQTT (non-SSL)
  • Modbus TCP (WiFi)
  • Modbus RTU (RS485)
TCP/IPDHCP or Static IP
  • DNS address configurable
DiscoverymDNS
ConfigurationWiFi configuration access point
Time Source
  • Network Time Protocol
  • Real Time Clock module (optional)
Input Voltage12 V DC
Operating Ambient Temperature-40 to 85 ℃
CertificationsFully tested and compliant to local and international EMC and Safety standards

Order

If the product fits your system, order from the sales page once you have confirmed compatibility.

Go to order page