Geyserwala Connect

Geyserwala Connect app and display panel

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

It is designed for everyday household use first, with a clear path into local control and automation for customers who want to do more with the same product.

The result is a product that suits day-to-day hot water control, but can also sit neatly inside a larger energy, home automation or property management setup.

Product suitability

Geyserwala Connect suits customers who want a practical retrofit for a compatible geyser controller. It is designed to be easy to live with day to day, including for users who want simple, clear control without needing technical knowledge.

Everyday control
Manage your hot water from a phone, tablet or laptop in a straightforward way that feels familiar.
Clearer visibility
See heating activity, usage, heat loss and faults more clearly so you can understand how the geyser is behaving.
Lower waste
Use boost, timers and modes to avoid heating water when you do not need it, helping to reduce waste.
Local integration
Optionally integrates with Home Assistant, Node-RED, MQTT, REST or Modbus if you want the geyser to participate inside a wider system.

It is a straightforward fit for homes, energy-aware setups and local-first automation environments, but it remains approachable for anyone who simply wants better day-to-day control.

Documents

The main supporting pages are linked below.

Installation Manual FAQ Integration Support

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App

Access Geyserwala Connect from any modern web browser on your phone, tablet or computer. Install it on your home screen for an app-like experience, with no app store required. Sharing access someone else is as easy as sending a link.

For privacy-focused or local-first users, the Local app provides the same core control experience directly over your home network, without depending on external servers.

Offline mode is also available for situations where there is no internet or WiFi available, which makes the product suitable for remote setups or for use where local-only control is preferred.

Compatibility

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.

Geyserwala Connect has been developed independently by Thingwala, which is not affiliated with or endorsed by Geyserwise.

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

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, go to the order page once you have confirmed compatibility.

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