11" Domestic Stem Thermostat 40-70C
- Description
- Key Features
- Technical Specifications
The STK11 11-inch Domestic Stem Thermostat is designed to control hot water temperature in large or deep domestic water heater tanks. With a temperature range of 40-70 °C and over-temperature protection at 85 °C, this thermostat helps keep your hot water safe, efficient, and reliable. Rated for 20 A / 250 V, it features a long 11-inch stem for deeper immersion and stable readings. Ideal for households that need a longer reach stem and precise control.
-
Temperature range 40-70 °C, ideal for domestic hot water control.
-
Over-temperature cut-out at 85 °C for safety in case of thermostat failure.
-
Long 11-inch stem ensures sufficient immersion in larger tanks.
-
Rated 20 A, 250 V AC — compatible with standard residential water heater circuits.
-
Operating differential of approx. ± 6-8 °C for stable temperature control.
| Specification | Value |
|---|---|
| SKU / Model | STK11 |
| Product Type | Domestic Stem Thermostat |
| Temperature Range | 40-70 °C |
| Over-temperature Cut-Out | 85 °C |
| Voltage / Current Rating | 250 V AC, 20 A |
| Stem Length | 11-inch (~280 mm) |
| Operating Differential | ± 6-8 °C |
| Equivalent Models | ST111, VK4354, EUTVK4354, EUT111, EUT11STEME |