11 inch immersion water heater element and thermostat.
Although it's called an 11 inch element, the element part is usually a little smaller than 11 inch.
This smaller than usual sized element is used for Willis type heaters or economy 7 hot water cylinders.
NOT suitable for use with stainless steel cylinders.
3kW Power at 230 Volts.
2-1/4 inch BSP thread - see BSPT link at bottom of page for more info on plumbing thread sizes.