Product Price Pounds per Square Inch (psi) Gallons Per Minute (gpm) Cleaning Units (CU) Heating System Power Source Water Tank Capacity (gallons)
Pressure City B4013HCS (4,000 PSI - 4.0 GPM Gas Pressure Washer with Honda GX390 Engine and Comet Triplex Pump)
US
£959.71 gas

This gas pressure washer is rated at 4000 PSI and 4.0 GPM, built with a Honda GX390 commercial engine and a Comet triplex pump for contractor use. It features a direct drive system, an external unloader, and includes a high-pressure hose and spray nozzle set for immediate operation. Suited for heavy-duty cleaning tasks where higher output is needed, such as fleet and equipment washing.

★ 适合人群

With a 4000 PSI rating and 4.0 GPM flow powered by a Honda GX390 engine and Comet triplex pump, this model targets the highest cleaning performance in the question's terms (pressure and flow together).

Simpson PowerShot Professional PS60869 4000 PSI 3.5 GPM Gas Pressure Washer (PowerShot Professional 4000 PSI 3.5 GPM)
US
£756.55 14000 Gasoline

This gas pressure washer delivers 4000 PSI and 3.5 GPM for heavy-duty cleaning performance, and it includes a Honda GX270 engine with an AAA triplex pump. It's designed for professional tasks like deck cleaning, wood restoration, paint preparation, and graffiti removal. It suits contractors and anyone needing maximum cleaning power from a cold-water gas unit.

★ 适合人群

It offers 4000 PSI and 3.5 GPM, which together are listed as 14000 Cleaning Units, matching the most powerful performance for this model's top-end specs.

Simpson PowerShot PS4240 49-State (Online Model No: PS4240-S)
US
£908.76 16800 燃气驱动

这款燃气高压清洗机提供4200 PSI和4.0 GPM,由HONDA GX390发动机驱动AAA工业级三缸柱塞泵。它是一款面向承包商的冷水型专业设备,适用于甲板清洗、木材修复、油漆前处理以及清除涂鸦等工作。配备多种快速接头喷嘴,可满足不同的喷射角度及用于施用清洁剂的喷嘴。

★ 适合人群

追求同类中最强清洁表现:在4200 PSI、4.0 GPM(16800 Cleaning Units)的输出下,由HONDA GX390和AAA三缸泵提供动力,具备该类别统计数据中的最高清洗压力。

Bio-Tech USA Pro Power Series Pressure Washer-4200 PSI (Product Code: PPS4042LAI)
US
£828.66 16800