Electric air pump STERMAY HT-737 12V 20 PSI 250L/min

STERMAY HT-737 12V High-Pressure Electric SUP Pump – fast, reliable and versatile

This electric SUP air pump is designed for quick and effortless inflation of paddle boards and other inflatable gear. A must-have tool for water sports enthusiasts and outdoor adventurers.

Key Features:

• Up to 20 PSI pressure – suitable for high-pressure SUP boards
• Dual-stage inflation system – fast inflation with precise high-pressure finishing
• Auto shut-off function – stops automatically when target PSI is reached
• Digital display – real-time pressure monitoring (PSI/BAR)
• Inflate & deflate modes – easy setup and packing
• Multiple nozzles included – compatible with various valves
• 12V power supply – connects to car socket

Technical Specifications:

• Max pressure: 20 PSI (1.38 bar)
• Power supply: 12V DC
• Power: approx. 110–168 W
• Airflow: ~70 L/min (high-pressure stage) and ~250 L/min (low-pressure stage)
• Adjustable pressure range: 0–20 PSI

Why choose this pump?

• Fast inflation – SUP boards up to 12 PSI ready in ~10–15 minutes
• Effortless use – no manual pumping required
• Accurate pressure – better board performance and stability
• Multi-purpose – suitable for many inflatable products
• Compact & portable – easy to carry and store

Video review