Product Overview
The Geyser Thermostat VKF7 650W‑1KW is a temperature control device designed for use in electric water heaters. It regulates the heating element’s operation by switching power on and off to maintain the desired water temperature. Suitable for geysers fitted with elements rated between 650 W and 1 kW, this thermostat ensures consistent heating performance and helps prevent overheating.
Product Specifications
- Product Type
Temperature regulating thermostat for geysers - Model
VKF7 - Power Rating
Suitable for heating elements rated from 650 watt up to 1 kilowatt - Function
Controls water heater element operation to maintain set temperature - Application
Electric water heaters and geysers with matching power specifications
Key Performance Features
- Accurate Temperature Control
Regulates element switching to maintain stable water temperature within the set range. - Compatible Power Range
Designed for heating elements rated between 650 watt and 1 kilowatt for effective temperature management. - Reliable Operation
Mechanical thermostat design provides consistent switching performance over repeated cycles. - Safety Support
Helps prevent overheating by interrupting power to the element when required temperature is reached. - Standard Fitment
Compatible with common geyser mounting and connection configurations within the specified power range.
Usage Guidelines
- Isolate electrical supply and drain the geyser before servicing.
- Remove access cover and disconnect power leads from the existing thermostat.
- Fit the VKF7 thermostat in the designated position on the geyser and secure according to manufacturer guidance.
- Reconnect electrical leads in the correct orientation and replace access cover.
- Refill the geyser and restore power supply after installation.
Application Suitability
- Residential electric water heaters within the 650 watt to 1 kilowatt element range
- Replacement thermostat for maintenance or repair tasks
- Geysers requiring accurate temperature regulation
Maintenance Recommendations
- Periodically check thermostat operation as part of routine geyser servicing.
- Replace if temperature control becomes inconsistent or fails to switch reliably.
- Inspect wiring and terminals for secure connection and potential corrosion.
Performance and Reliability Benefits
The Geyser Thermostat VKF7 650W‑1KW provides dependable temperature regulation for electric water heaters within its rated power range. Its accurate control functionality supports efficient heating performance and contributes to safe and reliable operation.



