This pressure washer is made from globally sourced parts. However, the final assembly and testing is done in Faribault, Minnesota at our NorthStar Manufacturing Facility.
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NorthStar Hot Water Pressure Washer with Wet Steam, 3000 PSI, 4 GPM, NorthStar Engine

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Shipping:
Free shipping (lower 48 states) - Available nowHeavy/large item. Lift gate service available.
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- NorthStar e420 301cc engine verified commercial grade by an independent powertrain authority
- Electronic Fuel Injection technology virtually eliminates inconsistent starting, uses less fuel and provides more power than a comparable carbureted engine
- 250°F wet steam mode optimizes performance with combination of high heat, high impact and high flow rate
- Industry-leading 150° temperature rise for more effective hot water pressure washing and degreasing
- Innovative digital thermostat provides far superior temperature regulation compared to other brands—a stable 15°–18°F range consistently delivers hot water without significant temperature swings
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Description
Key Specs
Reviews
Q & A
Accessories
Warranty
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Product Summary
NorthStar hot water pressure washers are engineered to effectively sanitize surfaces, help to significantly reduce the prevalence of germs without disinfectant and maximize the effectiveness of disinfectant by providing the ultimate surface preparation.
What's Included
- (1) Pressure washer (1) 3/8in. x 50ft. heavy-duty nonmarking hose (1) Industrial-grade rear entry spray gun and lance with 18.5in. quick-connect wand (4) Professional-grade quick-connect nozzles (15°, 25°, 40° and detergent)
Downloads

CUTTING-EDGE CLEANING POWER
Utilizing a 250°F WET STEAM setting, this pressure washer cuts through the toughest grease and grime, delivering industry-leading performance with its significant temperature rise
ENGINEERED FOR EFFICIENCY
The NORTHSTAR E420 ENGINE, enhanced with Electronic Fuel Injection technology, offers unmatched efficiency and power, reducing fuel consumption and ensuring reliable operation
ADVANCED TEMPERATURE MANAGEMENT
A state-of-the-art DIGITAL THERMOSTAT provides exact temperature control, ensuring hot water is delivered consistently without significant fluctuations, making it IDEAL FOR PRECISE CLEANING tasks
FUEL EFFICIENCY REDEFINED
With its INNOVATIVE DOWNDRAFT BURNER, the unit maximizes fuel efficiency, allowing for longer operation times and REDUCING OPERATIONAL COSTS
RUGGED AND READY TO MOVE
Designed for the demands of any jobsite, this pressure washer features robust construction and LARGE TIRES FOR EASY TRANSPORT, ensuring you can bring high-quality cleaning power wherever it’s needed
Features + Benefits

- NorthStar e420 301cc engine verified commercial grade by an independent powertrain authority
- Electronic Fuel Injection technology virtually eliminates inconsistent starting, uses less fuel and provides more power than a comparable carbureted engine
- 250°F wet steam mode optimizes performance with combination of high heat, high impact and high flow rate
- Industry-leading 150° temperature rise for more effective hot water pressure washing and degreasing
- Innovative digital thermostat provides far superior temperature regulation compared to other brands—a stable 15°–18°F range consistently delivers hot water without significant temperature swings
- Downdraft burner with seamless coil provides consistent heat and up to 35% increased fuel efficiency
- Adjustable digital thermostat provides extremely accurate temperature regulation
- AFI (Air/Fuel/Ignition) delivery system eliminates need for 12 Volt battery
- Large 15in. pneumatic tires for easy mobility over any terrain
- Includes 3/8in. x 50ft. high-pressure hose, rear entry spray gun and 18.5in. lance and 5 nozzles (15° wet steam, 15°, 25°, 40 and detergent)
Key Specs
| Attribute | Specification |
|---|---|
item# | 1571153 |
Brand | NorthStar |
Manufacturer's Warranty | 5 year limited warranty |
Ship Weight | 489.0 LB |
Pressure | 3,000 PSI |
Flow | 4 GPM |
Engine Brand | Northstar |
Engine Model | E420 |
Engine Displacement | 420 cc |
Fuel Type | Gasoline |
Pump | CAT 66dx |
Drive Style | Direct |
Number of Tips Included | 5 |
Adjustable Pressure | Yes |
Gross Torque | 19.5 ft-lbs. |
Start Type | Recoil |
Engine Oil Included | No |
| Attribute | Specification |
|---|---|
Engine Oil Type | SAE 30 Motor Oil |
Fuel Capacity | 1.61 Gal |
Max. Inlet Water Temp | 140 °F |
Max. Outlet Water Temp | 250 °F |
Orifice Size | 4.5 |
Chemical Injector | Yes |
Hose Length | 50 ft |
Coupler Size | 3/8 in |
Wheel Diameter | 15 in |
Nozzle Type | 15° Wet Steam, 15°, 25°, 40°, and Chemical |
Quick Connect Nozzle | Yes |
Pump Oil Included | Yes |
Pump Oil Type | SAE 30 Nondetergent |
Low Oil Shutdown | Yes |
Thermal Protector | Yes |
Product Weight | 510.0000 lb |
Dimensions L x W x H (in.) | 43.5 x 37.5 x 48.31 in |
Reviews
Questions & Answers
Questions
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· 22 days ago
where is it made
1 answer-
NorthstarExpert12· 21 days ago
Helpful?
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· 2 months ago
Can these be ran with out running the burner like a traditional cold water pressure washer
1 answer-
NorthstarExpert12· 2 months ago
This pressure washer can operate without the burner being used.
Helpful?
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· 4 months ago
I am needing a part number for a rupture disk replacement for this unit
1 answer-
NorthstarExpert12· 4 months ago
The fitting, coil outlet manifold with the rupture disk is part #800126. This can be purchased through our sister company, Jacks Small Engines. Please visit www.JacksSmallEngines.com for pricing and availability.
Helpful?
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· 6 months ago
Does this run 100% off gasoline or does it need plugged into an outlet aswell?
1 answer-
NorthstarExpert12· 5 months ago
This pressure washer has a gas engine with a recoil (pull) starter. The burner uses kerosene, diesel or fuel oil. This machine does not need to be plugged in to operate.
Helpful?
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· 9 months ago
What belt is needed for water heater
1 answer-
NorthstarExpert12· 9 months ago
The belt, part #801477, can be purchased through our sister company, Jacks Small Engines. Please visit www.JacksSmallEngines.com for pricing and availability.
Helpful?
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· 10 months ago
Is it electric start?
1 answer-
NorthstarExpert12· 10 months ago
This pressure washer is recoil (pull) start only.
Helpful?
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· a year ago
Who makes the North Star engine
1 answer-
NorthstarExpert12· a year ago
The NorthStar e420 engine, is manufactured to our specifications by Chongqing Rato Technology.
Helpful?
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· a year ago
Is this a diesel fired burner/boiler to heat the water?
1 answer-
NorthstarExpert12· a year ago
The water is heated by a diesel, kerosene or fuel-oil fired, down draft burner.
Helpful?
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· a year ago
i need to replace the sensor that bolts to the top of the heating unit on this pressure washer how can i get one
1 answer-
NorthstarExpert12· a year ago
The flame sensor, part #800624, is available through our sister company, Jacks Small Engines. Please visit www.JacksSmallEngines.com for pricing and availability.
Helpful?
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· 2 years ago
Is this belt driven machine?
1 answer-
NorthstarExpert11· 2 years ago
The pump is direct drive. The air, fuel and ignition system is belt driven.
Helpful?
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Accessories We Recommend
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Warranty
Manufacturer's Warranty
5 year limited warranty
Extend Your Warranty Coverage with a Northern Protection Plan (NPP)
Repair Plan — 1 Year
A Northern Protection Plan is available after adding the product to your shopping cart.
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Specifications
3,000 PSI
3,000 PSI
3,600 PSI
1,800 PSI
4 GPM
4 GPM
2.6 GPM
1.2 GPM
Northstar
Honda
OEM
OEM
E420
GX390 ES
KXS
KXS
420 cc
389 cc
-
-
Gasoline
Gasoline
Gasoline
Electric
CAT 66dx
Mechanical
Triplex/Crankshaft
Aluminum
Direct
Direct
Direct
Direct
5
4
4
2
Yes
Yes
Yes
Yes
19.5 ft-lbs.
-
-
-
Recoil
Electric
Pull
Electric
No
No
Yes
No
SAE 30 Motor Oil
10W30
SAE 10W-30
-
1.61 Gal
9 Gal
0.95 Gal
0 Gal
140 °F
-
104 °F
104 °F
250 °F
-
-
-
4.5
-
-
-
Yes
Yes
Yes
No
50 ft
50 ft
35 ft
20 ft
3/8 in
-
-
-
15 in
-
10 in
-
15° Wet Steam, 15°, 25°, 40°, and Chemical
Quick change
Turbo
Turbo
Yes
Yes
Yes
Yes
Yes
No
Yes
No
SAE 30 Nondetergent
-
-
-
Yes
Yes
No
No
Yes
Yes
Yes
Yes
510.0000 lb
472.0000 lb
64.0000 lb
16.3000 lb
43.5 x 37.5 x 48.31 in
52.0 x 42.0 x 39.0 in
32.4 x 22.0 x 31.6 in
15.1 x 12.6 x 11.8 in
-
No
No
-
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NorthStar Hot Water Pressure Washer with Wet Steam, 3000 PSI, 4 GPM, NorthStar Engine
Item # 1571153









