The soft-wash system’s 300-PSI Bertolini pump provides a vertical reach of 20–28 ft, potentially up to 30 ft with an optimized shooter tip and minimal hose loss.
Soft Wash Cold Water Professional Gas Pump System 300 PSI at 10.0 GPM CRX® 225 with BERTOLINI® Gear Drive Pump 65443

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Shipping:
Factory shippedHeavy/large item. Lift gate service available.
Store Pickup:
Not available - online only
- CRX® 225 engine delivers dependable power with a key-start system for easy operation and 0.8-gallon fuel capacity.
- BERTOLINI® POLY2035 gear drive diaphragm pump provides smooth, low-pressure, high-flow output (300 PSI at 10.0 GPM) ideal for soft wash applications.
- Truck-mount stainless steel base plate ensures corrosion resistance and rugged professional use.
- Compact, service-friendly design allows for easy installation, maintenance, and transport.
- Integrated unloader and hose connections provide precise pressure control and easy setup for efficient cleaning.
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Description
Key Specs
Reviews
Q & A
Warranty
Compare
Product Summary
What's Included
- (1) Soft Wash Gas Pressure Washer
Features + Benefits
- CRX® 225 engine delivers dependable power with a key-start system for easy operation and 0.8-gallon fuel capacity.
- BERTOLINI® POLY2035 gear drive diaphragm pump provides smooth, low-pressure, high-flow output (300 PSI at 10.0 GPM) ideal for soft wash applications.
- Truck-mount stainless steel base plate ensures corrosion resistance and rugged professional use.
- Compact, service-friendly design allows for easy installation, maintenance, and transport.
- Integrated unloader and hose connections provide precise pressure control and easy setup for efficient cleaning.
Key Specs
| Attribute | Specification |
|---|---|
item# | 7072921 |
Brand | Simpson |
Manufacturer's Warranty | 1 year limited warranty |
Ship Weight | 100.0 LB |
Pressure | 300 PSI |
Flow | 10 GPM |
Engine Brand | CRX |
Engine Model | CRX225 |
Engine Displacement | 224 cc |
Fuel Type | Gasoline |
Pump | Bertolini 2035 |
Drive Style | Gear |
CARB Compliant | No |
| Attribute | Specification |
|---|---|
Number of Tips Included | 0 |
Adjustable Pressure | No |
Start Type | Electric and Recoil |
Engine Oil Included | Yes |
Engine Oil Type | 10W-30 |
Fuel Capacity | 0.8 Gal |
Chemical Injector | Yes |
Quick Connect Nozzle | No |
Pump Oil Included | No |
Low Oil Shutdown | Yes |
Thermal Protector | Yes |
Product Weight | 70.0000 lb |
Dimensions L x W x H (in.) | 27.0 x 16.0 x 17.0 in |
Reviews
Questions & Answers
Questions
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· 2 months ago
What is the height you can get with this? 50ft. 60ft. or 90 ft?
1 answer-
ProductExpert29· 2 months ago
Helpful?
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· 3 months ago
Does this item come with electric or pull start ? Both options are mentioned in the description. Also, what is the inlet and outlet port size ?
1 answer-
ProductExpert6· 3 months ago
The water pump would have both options, electric start and pull start. The suction inlet would be 1 1/4" and the outlet discharge port is 3/4".
Helpful?
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· 6 months ago
What type of battery will it need for the key start?
1 answer-
ProductExpert6· 5 months ago
The soft wash system would use a 12-volt deep cycle marine or RV battery, a Group 24 or 27 is recommended.
Helpful?
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· 6 months ago
Hi is this pump bleach safe Thanks
1 answer-
ProductExpert6· 6 months ago
The pump can be used with bleach, if run through the downstream injector to to add it to the water stream after the pump. It can accept bleach concentrations of 3% or less. It must be flushed completely after use.
Helpful?
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Warranty
Manufacturer's Warranty
1 year limited warranty
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Item # 7072921
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Factory shippedHeavy/large item. Lift gate service available.
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Specifications
300 PSI
4,000 PSI
3,300 PSI
3,200 PSI
10 GPM
3.5 GPM
2.6 GPM
2.5 GPM
CRX
Honda
Kohler
Briggs & Stratton
CRX225
GX390
SH265
CR950
224 cc
389 cc
196 cc
208 cc
Gasoline
Gasoline
Gasoline
Gasoline
Bertolini 2035
CAT 5cp
Direct Drive Axial Cam
Axial Cam
Gear
Belt
Direct
Direct
No
-
-
Yes
0
4
4
4
No
Yes
No
No
Electric and Recoil
Recoil
Recoil
Recoil
Yes
No
No
No
10W-30
SAE 30
10w-30
5w-30
0.8 Gal
1.6 Gal
0.95 Gal
0.8 Gal
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
70.0000 lb
210.0000 lb
80.0000 lb
70.0000 lb
27.0 x 16.0 x 17.0 in
50.5 x 28.5 x 26.25 in
29.25 x 19.75 x 20.75 in
29.25 x 19.75 x 20.75 in
-
19 ft-lbs.
10.2 ft-lbs.
9.5 ft-lbs.
-
140 °F
140 °F
140 °F
-
3.5
3
3
-
50 ft
25 ft
25 ft
-
3/8 in
-
-
-
Quick-connect
Quick Connect
15°, 25°, 40° and Chemical
-
-
140 °F
-
-
-
10 in
10 in
See All Gas-Cold Water Pressure Washers
See All Simpson Gas-Cold Water Pressure Washers
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