Check the listing for details. Sonic-Tronics Mark X Fuel Pump 12V (Sot1249). Condition: New. Listed at 34.99 USD. SONIC-TRONICSMark X Fuel Pump 12V(Sot1249)These Mark "X" fuel pumps are 12 VDC and built with a high performance centrifical pump unit to fill and empty the models tank. These pumps are driven by a highly efficient DC motor equipped with carbon bushes and bronze bearings for long life and high performance. The Mark "X" is designed to operate under the control of or behind a power panel with a fuel pump control switch. This unit may also be controlled by a switch supplied and wired by the user. Instructions are included for either installations. The pump case is injection molded from nylon for total fuel resistance.Mounting tabs are designed into the case for easy surface mounting. All mounting hardware is supplied in the package with complete instructions.They are designed for use with Glo-Fuel, Smoke Fluids, and water. A mail in product warranty registration card is supplied in the instructions. THEY ARE NEVER TO BE USED WITH AUTOMOTIVE OR AIRCRAFT GASOLINE. Thanks For Looking Je Rc Products llc Authorized Dealer Sonic-Tronics inc.