---
product_id: 64103516
title: "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: "€ 241.89"
currency: EUR
in_stock: true
url: https://www.desertcart.pt/products/64103516-sup20d-20psi-double-stage-electric-air-pump-for-inflatable-sup
store_origin: PT
region: Portugal
---

# Dual-stage 20 PSI max pressure Backlit LCD with real-time pressure monitoring Built-in temperature & voltage protection 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:** € 241.89
**Availability:** ✅ In Stock

## Summary

> 🚤 Inflate like a pro, wherever adventure calls!

## Quick Answers

- **What is this?** 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?** € 241.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/64103516-sup20d-20psi-double-stage-electric-air-pump-for-inflatable-sup)

## 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 Tech:** Intelligent firmware with temperature sensor and voltage protection keeps your pump safe and durable.
- • **Compact & Portable:** Lightweight 4 lbs with a 360° swivel hose and easy-carry handle—inflate anywhere, anytime.
- • **Marine-Grade Durability:** Crafted from ABS and Nylon materials designed to withstand harsh outdoor conditions.
- • **Rapid Dual-Stage Pumping:** 350L/min first stage speed plus quieter 70L/min second stage for fast, efficient inflation.
- • **Precision Inflation Control:** Set your exact PSI with 0.5 increments and auto-stop for perfect inflation every time.

## Overview

The Seamax SUP20D PRO Signature Edition is a cutting-edge electric air pump engineered for inflatable SUPs, boats, and paddleboards. Featuring dual-stage inflation up to 20 PSI, intelligent firmware with real-time LCD monitoring, and built-in safety sensors, it delivers fast, precise, and safe inflation. Its marine-grade ABS and Nylon build ensures durability, while its compact 4 lb design with a swivel hose makes it the ultimate portable pump for every water enthusiast.

## 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 |
| Brand | Seamax |
| Material | Abs,Nylon |
| Item Weight | 3 Pounds |
| Power Source | Corded Electric |
| Air Flow Capacity | 3.5E+2 LPM |
| Maximum Pressure | 20 Pound per Square Inch |
| Operation Mode | Manual |
| Hose Length | 3.5 Feet |
| Manufacturer | Seamax Marine |
| UPC | 721541238560 |
| Item Package Dimensions L x W x H | 10.67 x 7.52 x 7.36 inches |
| Package Weight | 2.31 Kilograms |
| Brand Name | Seamax |

## Product Details

- **Color:** Blue
- **Brand:** Seamax
- **Material:** Abs,Nylon
- **Item Weight:** 3 Pounds
- **Power Source:** Corded Electric

## Images

![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/71HPkcF724L.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

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**Shop now:** [https://www.desertcart.pt/products/64103516-sup20d-20psi-double-stage-electric-air-pump-for-inflatable-sup](https://www.desertcart.pt/products/64103516-sup20d-20psi-double-stage-electric-air-pump-for-inflatable-sup)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-03-17*