This new compatible IRCA boiler emersion heater is currently in stock under EasySearch ID ES391542. This boiler emersion heater is rated at 1250 W. Product details also list 235 mm sensor length and flange dimensions of 47.5 mm and 24 mm. Further product details include 280 mm length and 17 mm distance fittings. If you need to double-check fit, use Fixit Fox Finder or contact customer services before ordering.