Radium Engineering Fuel Level Switch Universal 1/8" NPT

Radium Fuel Level Switch, 1/8" NPT

Radium Engineering builds components trusted in motorsport environments worldwide, and this fuel level switch is no exception. Designed for custom fuel systems, surge tanks, and fuel cells, it delivers a clean switched signal when fuel drops to a critical level — feeding your dashboard indicator or ECU input so you're never caught out. Stainless steel construction and compatibility with E85 and alternative fuels make it a practical choice for high performance builds running aggressive fuel chemistry.

This listing covers the Radium Engineering Fuel Level Switch (SKU: 20-0461). This is a universal fitment component suitable for any fuel container with a 1/8" NPT threaded port.

Important: This switch must be installed inside the fuel container. Always apply PTFE thread sealant paste to the tapered pipe threads before installation. Do not use tape — paste only.

Key Features

• 1/8" NPT threaded body for universal fitment
• Stainless steel construction for long term corrosion resistance
• Compatible with petrol, E85, and alternative fuels
• Reversible polarity — remove the E-clip and flip the float to suit your install orientation
• 610 mm (24 in) flying leads, 20AWG, for straightforward wiring
• Switched signal output suitable for dash warning lights or ECU low fuel inputs
• No special tools required for installation

Compatibility and installation requirements are outlined in the tabs above. Confirm your fuel container's port thread size before ordering.

Not sure if this switch suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.