AAA 90039
Score: 92/100
Toolcy Pressure Washer Pump
Score: 82/100Rankings
The AAA 90039 is a professional-grade horizontal triplex plunger replacement pump delivering 4000 PSI and 3.5 GPM. It features durable components like forged brass heads and ceramic pistons, making it ideal for heavy-duty industrial tasks. However, it strictly requires an 11 HP engine and is not suitable for underpowered units.
The Toolcy Pressure Washer Pump is a horizontal, direct-drive replacement unit featuring a triplex plunger design with a maximum pressure of 3600-4400 PSI and a flow rate of 4.4 GPM. It is constructed with a fully anodized black crankcase and solid brass pump head, designed for residential and light commercial cleaning tasks on surfaces like driveways and decks. Best suited for DIY homeowners or light commercial users upgrading gas pressure washers with horizontal engines.
| Attribute | | |
|---|---|---|
4,000 PSI | 4,400 PSIbest | |
3.5 GPM | 4.4 GPMbest | |
1 inchesbest | 1 inchesbest | |
0.75 inchesbest | 0.75 inchesbest | |
0.375 inchesbest | 0.375 inchesbest | |
11 quartsbest | — | |
| ↓ lower better | 14 lbsbest | 20 lbs |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Performance(3) | ||
Maximum Pressure (PSI) | 4000 PSI | 4400 PSI |
Flow Rate (GPM) | 3.5 GPM | 4.4 GPM |
Pump Type | Horizontal Triplex Plunger | Triplex Plunger |
Compatibility & Mounting(1) | ||
Shaft Type | Hollow | Horizontal |
Physical(1) | ||
Product Weight (lbs) | 14.0 lbs | 20.0 lbs |
Features & Control(1) | ||
Unloader Type | Adjustable Hand Turn Knob | Adjustable |
Safety & Features(1) | ||
Max Water Temperature (°F) | N/A °F | Cold °F |
Products in the top-left offer the best value (high score, low price).
Professional reviewers from sources like Simpson Cleaning and Ferguson praise the AAA 90039 for its engineered efficiency and durability, highlighting its PowerBoost technology and dual bearings as key advantages for tough environments.
Everyday users generally view the pump as a cost-effective replacement that extends the life of existing pressure washers. Common praise focuses on its reliability for heavy-duty cleaning and ease of installation.
Professional reviewers and video overviews highlight the Toolcy pump's robust construction, specifically noting the anodized crankcase and brass head as key factors for longevity. The versatile pressure adjustment and compatibility with major engine brands like Honda and Simpson are praised.
Direct user feedback is sparse, but inferred comments from product pages suggest high satisfaction with the ease of renewal for old washers and the strong performance at standard operating pressures. Users appreciate the simple setup process.
