--- product_id: 258739793 title: "Seamax SUP20D 20PSI Double Stage Electric Air Pump for Inflatable SUP and Boat, New Version Intelligent Firmware with Built-in Temperature Sensor and Voltage Protection" brand: "seamax" price: "$306.85" currency: USD in_stock: true url: https://www.desertcart.us/products/258739793-seamax-sup20d-20psi-double-stage-electric-air-pump-for-inflatable store_origin: US region: United States of America --- # Dual-stage 350L/min max airflow 0.01 PSI pressure accuracy Built-in temp & voltage protection Seamax SUP20D 20PSI Double Stage Electric Air Pump for Inflatable SUP and Boat, New Version Intelligent Firmware with Built-in Temperature Sensor and Voltage Protection **Brand:** seamax **Price:** $306.85 **Availability:** ✅ In Stock ## Summary > 🚀 Inflate Like a Pro, Wherever the Waves Take You! ## Quick Answers - **What is this?** Seamax SUP20D 20PSI Double Stage Electric Air Pump for Inflatable SUP and Boat, New Version Intelligent Firmware with Built-in Temperature Sensor and Voltage Protection by seamax - **How much does it cost?** $306.85 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/258739793-seamax-sup20d-20psi-double-stage-electric-air-pump-for-inflatable) ## Best For - seamax enthusiasts ## Why This Product - Trusted seamax brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Safety Sensors:** Integrated temperature and voltage sensors with overheat protection keep your pump safe and reliable. - • **Fast Inflation Powerhouse:** Dual-stage pump inflates a 12ft SUP or 9ft boat in just 10 minutes—never miss a moment on the water. - • **Durable Marine-Grade Build:** Crafted from ABS and Nylon for rugged, long-lasting performance in all your water adventures. - • **Precision Inflation Control:** Digital pressure controller with 0.5 PSI increments and auto-stop at target pressure ensures perfect inflation every time. - • **Ultra-Portable & Lightweight:** Compact 4 lbs design with a 360° rotating hose connector and reinforced 4ft hose for effortless, flexible use on the go. ## Overview The Seamax SUP20D PRO Signature Edition is a high-performance, dual-stage electric air pump designed for inflatable SUPs, boats, and paddleboards. Featuring intelligent firmware with built-in temperature and voltage sensors, it offers precise pressure control up to 20 PSI with 0.01 PSI accuracy. Its marine-grade ABS and Nylon construction ensures durability, while a lightweight, compact design with a 360° hose connector maximizes portability and ease of use. Fast, safe, and efficient inflation in just 10 minutes makes it the ultimate pump for water sports enthusiasts. ## Description Seamax SUP20D 20PSI Double Stage Electric Air Pump for Inflatable SUP and Boat, New Version Intelligent Firmware with Built-in Temperature Sensor and Voltage Protection ## Features - Seamax SUP20D PRO Signature Edition air pump is an upgraded version in our SUP pumps family. Programmed intelligent proactive digital controller, voltage sensor, temperature sensor, and overheat protection for managed dual stage inflation. Backlit LCD display and audible indicator to provide real-time working status to users. Major parts made of marine grade engineered ABS and Nylon material for durability. Low power consumption, 5-10A (60-120W). Wide range of working temperature and humidity. - 1st stage max speed 350L/min; 2nd stage max speed 70L/min, Pressure setting increments 0.5 PSI and support up to 20PSI. Real time pressure monitoring and auto stop once selected pressure reached; High efficient dual air inflators controlled by digital pressure controller module; Supported working range 0.5 - 20 PSI (20 PSI = 1.378 Bar =138 Kilo-Pascal); accurateness 0.01 PSI. - Built-in sand filter for air intake & pump cooling system; Built-in outtake chamber for noise reduce and better efficiency. One-way diaphragm valve to protect the inflator and maximize the speed. Designed for inflatable boat, SUP and paddle board; About 10 minutes to inflate a 12ft SUP or a 9ft inflatable boat (3.5 PSI) with air mat floor (12 PSI) fast and easy. - Super light weight 4Lbs and Dimension only 10”x7”x7” with easy carry handle; Reinforced 4ft air hose. Perfect handy size for pumping boats, SUPs and Paddleboards. 360 degree free turning main air hose connector provides flexible pumping positions. Screw-in style adaptors provide perfect air tight. - The pump’s 12V DC connector (Car Cigarette Lighter connector) has a built-in 12A fuse. Cigarette lighter spare fuse is provided with the package. Pump user manual is included in the package and downloadable from our website. Regardless daily use during the season or occasionally use in a year, this high-quality air pump can always do a good job. ## Technical Specifications | Specification | Value | |---------------|-------| | Color | Blue | | Material Type | ABS, Nylon | | Power Source | Corded Electric | | Batteries Included? | No | | Brand | Seamax | | Manufacturer | Seamax Marine | | Item model number | SUP20D PRO Signature Edition | | Package Dimensions | 27.1 x 19.1 x 18.7 cm; 1.36 kg | | ASIN | B07C5K7HFM | ## Product Details - **Colour:** Blue - **Brand:** Seamax - **Material:** ABS, Nylon - **Item weight:** 1.36 kg - **Power source:** Corded Electric ## Images ![Seamax SUP20D 20PSI Double Stage Electric Air Pump for Inflatable SUP and Boat, New Version Intelligent Firmware with Built-in Temperature Sensor and Voltage Protection - Image 1](https://m.media-amazon.com/images/I/71lu5DbtdpL.jpg) ## Frequently Bought Together - Seamax SUP20D 20PSI Double Stage Electric Air Pump for Inflatable SUP and Boat, New Version Intelligent Firmware with Built-in Temperature Sensor and Voltage Protection - SEA DOG WATER SPORTS Kit de reparación de embarcaciones inflables, 4 X PVC Patch, 2 X 30g Glue --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/258739793-seamax-sup20d-20psi-double-stage-electric-air-pump-for-inflatable](https://www.desertcart.us/products/258739793-seamax-sup20d-20psi-double-stage-electric-air-pump-for-inflatable) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-21*