{"product_id":"seamax-sup20d-20psi-double-stage-electric-air-pump-for","title":"Seamax SUP20D PRO 12V Dual-Stage Electric Air Pump — 20 PSI, Digital Controller \u0026 Temp\/Voltage Protection","description":"\u003cp\u003e\u003cstrong\u003eThe Seamax SUP20D PRO is a compact dual-stage 12V electric pump that inflates inflatable SUPs, boats and paddleboards up to 20 PSI with intelligent firmware, temperature and voltage protection.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for paddlers and small-boat owners who want a faster, safer and more consistent way to inflate gear, the SUP20D PRO replaces manual pumping with a programmable digital controller, backlit LCD and audible alerts. Its dual-stage airflow, built-in sensors and protective features manage the work automatically so you can set the target pressure and walk away while it finishes and shuts off precisely.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the dual-stage system speed up inflation?\u003c\/h3\u003e\n\u003cp\u003eThe SUP20D PRO uses a high-volume first stage for rapid filling and a low-volume high-pressure second stage for accurate final pressurization. That combination shortens total pump time while reaching higher PSI safely.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStage 1: up to 350 L\/min for fast bulk inflation\u003c\/li\u003e\n  \u003cli\u003eStage 2: up to 70 L\/min for fine pressure control\u003c\/li\u003e\n  \u003cli\u003ePressure increments of 0.5 PSI with 0.01 PSI accuracy for precise stops\u003c\/li\u003e\n  \u003cli\u003eAuto-stop once the preset pressure (0.5–20 PSI) is reached\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat protections and sensors keep the pump reliable outdoors?\u003c\/h3\u003e\n\u003cp\u003eSeamax fitted the SUP20D PRO with temperature and voltage sensors plus overheat protection to avoid damage during extended use. The controller actively monitors conditions to pause or stop the pump if it detects unsafe operating states.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBuilt-in temperature sensor and overheat cutoff\u003c\/li\u003e\n  \u003cli\u003eVoltage sensing to protect from low\/high vehicle power spikes\u003c\/li\u003e\n  \u003cli\u003eOne-way diaphragm valve to prevent backflow and protect internals\u003c\/li\u003e\n  \u003cli\u003e12A fuse in the cigarette-lighter plug with a spare included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat features make this pump convenient for trips and storage?\u003c\/h3\u003e\n\u003cp\u003eThe SUP20D PRO is lightweight and compact for easy transport or stashing in a trunk or boat locker. User-friendly details such as a 4 ft reinforced hose, screw-in adapters and a 360° rotating connector make on-site inflation straightforward.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompact size: about 10\" x 7\" x 7\" and 4 lbs for convenient carry\u003c\/li\u003e\n  \u003cli\u003eBacklit LCD and audible indicator show real-time status\u003c\/li\u003e\n  \u003cli\u003eBuilt-in sand filter and outtake chamber reduce noise and protect components\u003c\/li\u003e\n  \u003cli\u003eReinforced hose and air-tight screw-in adapters for secure connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow quickly will it inflate my board or inflatable boat?\u003c\/h3\u003e\n\u003cp\u003eTimes vary by model and target PSI, but the SUP20D PRO is engineered to be significantly faster than hand pumps. Expect most 12 ft SUPs and small inflatable boats to reach paddling pressure in minutes rather than tens of minutes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApproximately 10 minutes to reach typical rideable pressure for many 12 ft SUPs\u003c\/li\u003e\n  \u003cli\u003eFast bulk fill then precise finish avoids over-pressurizing\u003c\/li\u003e\n  \u003cli\u003eAccurate digital readout helps replicate consistent PSI each outing\u003c\/li\u003e\n  \u003cli\u003eLow power draw (60–120W) for use from 12V vehicle outlets\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: paddlers, day-boat owners and outdoor enthusiasts who value speed, repeatable pressure and transportable gear will benefit most from the Seamax SUP20D PRO. It suits anyone who wants a compact, durable 12V pump with smart safety features—ideal for beach days, weekend paddles and boating trips where quick, accurate inflation matters.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the SUP20D reach 20 PSI reliably?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The pump supports 0.5–20 PSI with digital control and auto-stop at the set pressure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I run it from my car's cigarette lighter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It uses a 12V DC cigarette-lighter plug with a 12A fuse and includes a spare fuse.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Seamax","offers":[{"title":"Default Title","offer_id":48030971265185,"sku":"B07C5K7HFM","price":307.45,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/6532\/5729\/files\/seamax-sup20d-front-view.jpg?v=1791417495","url":"https:\/\/canadiansporting.ca\/products\/seamax-sup20d-20psi-double-stage-electric-air-pump-for","provider":"Canadian Sporting","version":"1.0","type":"link"}