KUS USA SSS Fuel & Water Level Sensor SSS Fuel & Water Level Sensor are widely used in various fuel, water or chemical tanks. With a simple yet reliable structure, starting from 4 inches, every half inch is a standard length. Reed Switch Technology Advantages of reed switch type level sender over thick-film swing arm type level sender: Non-contact sensing technology, no wear attenuation High repeatability Good shock resistance Minimal potential mechanical failures Product Description 240-33 Ohm Standard American Output The electric liquid level sending units are widely used in marine, on-road, off-road, generator set, and industrial applications. They utilize reed switch and magnetic field technology. Standard American 240-30 ohm (Empty - Full) Steps: Non-Linear Output, 18-21 mm Per Step Operating: 12V/24V, -40°F to +185°F Material: SUS Stainless Steel Length: 5”-32” Mounting: SAE 5 Hole IP Range: IP67 Accessories Includes : NBR Mounting Gasket (1 pc), 10-24 Hex Screws (5 pcs), Installation Instruction (1 pc) Product Details: SAE 5 Hole Pattern Mount Alignment: The screw hole pattern is asymmetrical. There's only one way to properly align the gasket. Wire Terminal Connection: Pink Wire - GroundBlack Wire - Signal Proper Length Determination Minimum Clearance: When determining the proper length of the sender, keep in mind a minimum 1" clearance must be maintained between the tank bottom and the float retaining collar.