​​12-volt Powered Transfer Pumps for Gasoline, Diesel & Water
Made in the USA since 2014 - 100,000+ units sold


GasTapper specializes in fuel or water transfer pumps for the homeowner, hobbyist, sportsman and professional. Siphon and transfer oil, gas and other liquids from vehicles, RVs, boats, UTVs, planes, fuel tanks and water tanks up to 20 feet. Models range from $98 to $189.
 GasTapper protable 12V accessory battery pack 8 AA batteries
Summer Website-Only Bonus! Get a free AA portable
battery pack with any RMax, GasGuzzler or AquaTap purchase.
No code needed. You will find it in your box when it arrives!
  GT Standard Model 
Convenient Small Size​
Gasoline or Diesel  (some water)
 12 volt electric, self prime/dry lift up to 6'. 15' power cord, 16' of hose.
​35 gallons per hour
​Made in the USA
more features
  • CASE - 11.5" x 9.5" x 4" compact weather resistant air-tight, fume proof carrying case, and pressure release valve.
  • ​PUMP - 12V case-mounted automotive grade high-lift pump (6') moves 0.6 gallons per minute, with LED power indicator and plug for cord disconnect.
  • HOSE - (2) 8’ lines (input/output) of 3/8” USA fuel line, 6' 1/4 line, fuel filter, 12V auto pwr plug, in-line switch 15' 12V cord
  • 2014 SEMA new products award winner!
  • Built in the USA with US and imported parts 
  •  IMPORTANT NOTE: Cannot be used with 110V AC to DC convertors such as automotive battery chargers. This unit has a circuit board inside and requires a computer grade 110V to 12V convertor. Motor will make noise but will not pump.
New! GT R-Max Model 12V Wireless Remote Control
​Gasoline or Diesel (no water)
 12 volt electric, self prime/dry lift up to 20'. 15' power cord, 16' of hose.
​72 gallons per hour
​Made in the USA
more features
  • CASE - 12" x 14" x 5" ​ larger weather resistant fume proof carrying case, and pressure relief valve.
  • PUMP - 12V case-mounted automotive grade high-lift pump (20') moves 1.2 gallons per minute, with LED power indicator and plug for cord disconnect
  • HOSE - (2) 8’ lines (input/output) of 3/8” USA fuel line, 7' 3/8 line
  • SAFETY - Wirless remote with A/B button and timer - Look for GASOLINE SPECIFIC products when comparing. Focus on safety.
  • Built in the USA with US and imported parts 
New! GasGuzzler
​Model 12V
Wireless Remote Control
Gasoline/Diesel/Water
 12 volt electric, self prime/dry lift up to 10'. 15' power cord, 16' of hose.
​85 gallons per hour
​Made in the USA​​
more features
  • CASE - 12" x 14" x 5" ​ larger weather resistant fume proof carrying case, and pressure relief valve.
  • PUMP - 12V case-mounted  Moves 1.5 gallons per minute, with LED power indicator and plug for cord disconnect
  • HOSE - (2) 8’ lines (input/output) of 1/2” USA fuel line, 7' 3/8 line
  • SAFETY - Wireless remote with A/B button and timer - Look for GASOLINE SPECIFIC products when comparing. Focus on safety.
  • Built in the USA with US and imported parts
  • Limited water, hose must be flushed with petro based flush (mineral spirits) after water for longevity. Not for potable water
       New! AquaTap 12V Water Transfer Pump
Water Products
 12 volt electric, self prime/dry lift up to 10'. 15' power cord, 20' of hose.
​90 gallons per hour
​Made in the USA
more features
  • CASE - 12" x 14" x 5" ​ larger weather resistant fume proof carrying case, and pressure relief valve.
  • PUMP - 12V case-mounted RV grade high-lift pump (10') moves 1.5 gallons per minute, with LED power indicator and plug for cord disconnect
  • HOSE - (2) 10’ lines (input/output) 10' of 1/2” USA hose - total 20 feet
  • Features - Rugged cleanable inline filter, Brass screen pickup filter
  • Made in the USA with US and imported parts 
Made in the USA from domestic and imported components
click here for Important Safety Information:
Important Safety Information:
  1. Read the manual before using our product. Failure to do so can result in serious injury.
  2. Only use this product outdoors.
  3. Do not operate within 50 feet of a building or structure.
  4. Do not operate when tired or when under the influence of drugs or medication.
  5. Do not use your mouth to help siphon flammable liquids.
  6. Keep these products away from children.
  7. Inspect before each use; do no use if parts are loose or damaged or if you detect any leakage.
  8. If a fuse blows, replace the fuse with a 3 amp 12 volt fuse only. If fuse blows repeatedly, stop use immediately and contact GenTap.
  9. Do not smoke in the presence of gasoline or flammable vapors.
  10. Keep a Class B fire extinguisher with you and ready at all times during operation.
  11. Maintain product labels and nameplates. These carry important information. If unreadable or missing, contact GenTap for replacement.

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See GasTapper in S.W.A.T. Magazine's July 2016 Issue!

Richard Duarte, author of Surviving An Urban Disaster and Surviving Doomsday wrote an article in S.W.A.T magazine covering the critical things you need to have in the first days of a disaster. GasTapper is the focus of that article. Click the magazine to view a summary.
GasTapper transfers fuel and gas when you need it most!