SIMPSON Pro Series, 4400, 4 GPM, AAA Triplex Pump, Electric Start, Cold Water Pressure Washer, 49 State
New Arrival
Item # 612950499
Add this item to unlock free delivery!
Neighbor’s Club Members earn points with purchases.
New Arrival
Item # 612950499
Valid 9/21/2026 - 9/27/2026
Add this item to unlock free delivery!
This item is available online only
Delivery to
Neighbor’s Club Members earn points with purchases.
SIMPSON Pro Series, 4400, 4 GPM, AAA Triplex Pump, Electric Start, Cold Water, Pressure Washer- 49 State: Is built for professionals who need dependable power, durability, and performance for demanding cleaning applications. Powered by a premium CRX420 engine with electric start and low oil shutdown, this gas pressure washer is ideal for deck cleaning, wood restoration, paint preparation, graffiti removal, concrete cleaning, and other professional services. The AAA triplex pump delivers reliable water flow and long-lasting performance, while the 50-foot Monster high-pressure hose provides extended reach for larger jobs. A rugged powder-coated steel frame, 13-inch pneumatic tires, and an ergonomic 360-degree rotating spray gun help maximize productivity and operator comfort on the jobsite. Complete with five quick-connect nozzle tips and a 12V battery, the SIMPSON Pro Series is designed to handle a wide range of residential, commercial, and industrial cleaning tasks.
- Delivers professional-grade cleaning performance for contractors handling deck restoration, paint preparation, graffiti removal, concrete cleaning, and other demanding pressure washing jobs
- Premium CRX 420 engine features electric start and low oil shutdown for reliable operation and added engine protection
- AAA triplex pump with an integrated unloader and thermal relief valve provides consistent performance and long-lasting durability
- 50-foot Monster high-pressure hose features dual-braided construction with a kink-resistant, abrasion-resistant, non-marring polyurethane jacket for extended reach and flexibility
- Heavy-duty steel frame construction with a powder-coated finish helps resist corrosion and withstand tough jobsite conditions
- Large 13-inch pneumatic tires and an ergonomic 360-degree rotating spray gun improve maneuverability, comfort, and control during operation
- Includes five quick-connect nozzle tips (0, 15, 25, 40, and soap) and a 12V battery for versatile cleaning across a variety of surfaces and applications
| Brand | SIMPSON |
|---|---|
| Country of Origin | Made in USA |
| Amperage | 0 N/A |
| Connector Size | 38 Quick Connect |
| Cord Length | 50 ft. |
| Decibel Rating | 0 N/A |
| Duty Rating | Medium Duty |
| Engine Brand | CRX420 |
| Engine Displacement | 420 cc |
| Features | 0 N/A |
| Fuel Tank Capacity | 2 gal. |
| Fuel Type | Gasoline |
| Hose Diameter | 38 in. |
| Hose Length | 50 in. |
| Hose Material | Polyester |
| Maximum Flow Rate | 4 GPM |
| Maximum Operating Pressure | 0 N/A |
| Nozzle Type | Multi |
| Number of Tips Included | 5 |
| Power Type | Electric |
| Pressure Rating Range | 3500 or more |
| Pressure Washer Duty Type | Medium Duty |
| Pressure Washer Maximum Operating Pressure | 4400 PSI |
| Product Height | 29 in. |
| Product Length | 38 in. |
| Product Weight | 23.5 in. |
| Product Width | 29 in. |
| Pump Brand | AAA |
| Start Type | Electric |
| Water Temperature Compatibility | Cold |
| Wheel Size | 13" Pneumatic |
| Manufacturer Part Number | 61350 |
Q&As
Reviews
Customer Images and Videos
- purchase
- satisfaction
- product features
- quality
- setup
- functional
- price
- product search
Good pressure washer
Originally posted on simpsoncleaning.com
Simpsons pressure washer
Originally posted on simpsoncleaning.com
PS61371 work excellent out of the box. Plenty of cleaning power
Originally posted on simpsoncleaning.com
Great Washer
Originally posted on simpsoncleaning.com