Internal side mount device in 1/4” BSP end connection. Easy to mount, this design is not dependent on the size of the tank. The switching specifications are one time settable during manufacture. Please contact us for more information and chemical compatibility of the fluid. Versions are available with full SS float switch only. stem length adjustable switches are also made using pressure fittings instead of fixed male plug fitting, this gives the user to adjust total length of the switch based on pocket size.