These senders are very sturdily constructed indeed. The main body/flange is made out of solid & cast 316 marine grade stainless steel Tig welded together. The flange has 5 x fixing holes to SAE standard.

• 5 x M5 stainless steel screws supplied
• IP67 protection
• Will work with petrol (extra gasket supplied,) Diesel, Grey water or Black water
• Operating temp -40 to +85DegC (some tank fluids may freeze at approx. +/- 1DegC.)
• Length of connecting wire 450mm
• Resistance 0-190 Ohm, 0.125W Shaft Length (Depth) Useful range of float