{"product_id":"medium-duty-onboard-air-system-150-psi-compressor-kit-onboard-power","title":"Medium Duty Onboard Air System 150 PSI Compressor Kit - Onboard Power","description":"\u003cp\u003eOur review of this \u003cstrong\u003emedium duty onboard air system\u003c\/strong\u003e finds it best suited to drivers who need a compact, vehicle-ready source of high-pressure air for horns and auxiliary pneumatic tasks. The kit's biggest draw is the included 2.5 gallon tank combined with a 150 PSI-rated compressor that installs with a simple two-wire hookup, making it practical for SUVs, trucks, RVs and boats that need an on-board air supply without complex plumbing. It delivers usable pressure quickly and includes the fittings and wiring needed for straightforward mounting and operation.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e150 PSI max working pressure:\u003c\/strong\u003e Provides a high-pressure supply that suits most train and air horns and other pneumatic accessories requiring elevated pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.5 gallon tank with five ports:\u003c\/strong\u003e The tank has multiple 1\/4 NPT ports and a drain cock for flexible routing and easy maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete installation kit:\u003c\/strong\u003e Comes with pressure switch, relay, gauge wire with inline fuse, fittings and mounting hardware to reduce additional purchases.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact dimensions:\u003c\/strong\u003e The tank measures about 20.25in by 6in by 8in, fitting in tight vehicle cavities and simplifying placement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e33% duty cycle at 100 PSI:\u003c\/strong\u003e The compressor is rated for intermittent medium-duty use and balances power with durability for non-continuous applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit is aimed at vehicle owners who want a self-contained 12 volt onboard air source specifically for high-pressure air horns or occasional pneumatic tools. It is a practical choice for installers who prefer a bundled solution that includes tank fittings, a remote mountable air filter, and the electrical components needed for a clean install.\u003c\/p\u003e\n\u003cp\u003eThose who need heavy continuous duty inflation for commercial tire shops or constant air for air tools should look elsewhere; the compressor has a medium-duty duty cycle and a maximum amp draw of 25 amps which suits intermittent horn blasts and occasional use better than continuous industrial operation.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes a ready-to-mount 2.5 gallon tank and comprehensive fitting kit for quick setup.\u003c\/li\u003e\n\u003cli\u003e150 PSI maximum gives strong performance for most high-pressure horns and accessories.\u003c\/li\u003e\n\u003cli\u003eSimple two-wire installation with provided relay and inline fuse makes vehicle wiring straightforward.\u003c\/li\u003e\n\u003cli\u003eCompact tank size fits in many vehicle locations without major modification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompressor quality has mixed feedback from some users, so long-term reliability may vary.\u003c\/li\u003e\n\u003cli\u003eThe 33% duty cycle at 100 PSI limits continuous use scenarios compared with industrial compressors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompressor Power\u003c\/td\u003e\n\u003ctd\u003e12 Volt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Working Pressure\u003c\/td\u003e\n\u003ctd\u003e150 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDuty Cycle\u003c\/td\u003e\n\u003ctd\u003e33% @ 100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Amp Draw\u003c\/td\u003e\n\u003ctd\u003e25 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTank Capacity\u003c\/td\u003e\n\u003ctd\u003e2.5 gallon (9.5 L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTank Ports\u003c\/td\u003e\n\u003ctd\u003e5 x 1\/4 NPT ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Hoses\/Wiring\u003c\/td\u003e\n\u003ctd\u003e22in braided hose, 6ft air line, 20ft gauge wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe kit is a sensible value for vehicle owners who need a compact, high-pressure onboard air source for horns and occasional pneumatic tasks. With a fully kitted tank, fittings and wiring included, it simplifies installation and delivers strong pressure up to \u003cstrong\u003e150 PSI\u003c\/strong\u003e, though those needing continuous industrial use should choose a heavier duty compressor.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this kit run high-pressure air horns?\u003c\/strong\u003e\u003cbr\u003eYes, the compressor and 2.5 gallon tank are designed to supply high-pressure air horns and include quick connect fittings to hook up horn lines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow hard is installation in a typical truck?\u003c\/strong\u003e\u003cbr\u003eInstallation is relatively straightforward: the kit includes a pressure switch, relay and 20ft gauge wire with inline fuse, and the compressor requires a two-wire power connection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this suitable for continuous air tool use?\u003c\/strong\u003e\u003cbr\u003eNo, the compressor has a medium-duty 33% duty cycle at 100 PSI and a 25 amp draw, so it is best for intermittent use rather than continuous industrial operation.\u003c\/p\u003e","brand":"LLNSEAUTO","offers":[{"title":"Default Title","offer_id":48739096363227,"sku":"B0BG6X4LPZ","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/611k22wyyyL._AC_SL1000.jpg?v=1778956118","url":"https:\/\/gearmusthave.com\/products\/medium-duty-onboard-air-system-150-psi-compressor-kit-onboard-power","provider":"GearMustHave","version":"1.0","type":"link"}