Alkota XD4 Hot Water Gas Engine Series
Flow Rate: 4 GPM
Pressure: 4000 PSI
Temperature Rise Over Incoming Water: 110 ºF
Engine Type: Honda GX390 Electric Start, Direct Drive
Fuel Source: Kerosene, #1 or #2 Diesel
Fuel Consumption: 2.5 gallons/hour
Fuel Tank Capacity: 8 gallons
Gas Tank Capacity: 1.72 gallons
Pump Style: Oil Bath Crankcase, Triplex Ceramic Plunger
Coil Type: Schedule 80
Coil Construction: Hydro-insulated cold water wrap
Coil Length: 126 feet
Coil Diameter: 1/2 inch
Finish: Stainless Steel
Chemical Features:
Temperature Control
Downstream Injection
Manufacturing Notes: Battery included
Dimensions:
Length: 40 in
Width: 27 in
Height: 40 in
Weight: 420 lbs
Portable Electric Start Pressure Washer – Durable, Versatile & Built for Performance
Built for professionals who demand performance and reliability, this portable electric start pressure washer offers industry-leading features in a rugged, mobile design. Designed to tackle tough jobs in any setting, it’s the ideal solution for cleaning contractors, industrial maintenance teams, and facilities managers.
With non-flat wheels and a stainless steel power platform, this unit delivers easy mobility and long-lasting durability on any surface.
Key Features:
Electric Start for fast, hassle-free operation
Portable design with non-flat wheels for maximum mobility
Standard Direct Drive EZ4040 for powerful, efficient cleaning
Optional Direct Drive EP1313 and Belt Drive EP1313 configurations available
High-pressure detergent application for deep, effective cleaning
Trigger gun for responsive and safe operation
Hour Meter for maintenance tracking and service intervals
Schedule 80 heating coil for enhanced efficiency and durability
Rugged stainless steel power platform, wrapper, and base for corrosion resistance and long service life
Whether you need a reliable direct-drive pressure washer or prefer the longevity of a belt-drive system, this unit adapts to your needs while delivering professional-grade hot water cleaning performance.
X4 Series: Electric • Oil Fired • Portable • 4 Non-Flat wheels • Belt driven tri-plex pump • Non-corrosive float tank • High-pressure detergent application • Trigger gun • 15, 25 & 40 Degree nozzles • Standard Hose Reel Mount Bracket • Dakota Cool Bypass (Patent Pending)
| MODEL | PERFORMANCE | COIL SIZE | BTU | POWER | HP | WT |
| *216X4 | 2.0 GPM / 1600 PSI | 14″ | 196,000 | 115V 1 PH 20A | 2.3 HP | 535 |
| *311X4 | 3.0 GPM / 1100 PSI | 14″ | 273,000 | 115V 1 PH 20A | 2.3 HP | 535 |
| *320X4 | 3.0 GPM / 2000 PSI | 14″ | 273,000 | 230V 1 PH 20A | 4 HP | 535 |
| *330X4 | 3.0 GPM / 3000 PSI | 14″ | 273,000 | 230V 1 PH 30A | 6 HP | 555 |
| *420X4 | 3.5 GPM / 2000 PSI | 14″ | 350,000 | 230V 1 PH 30A | 5 HP | 545 |
| *423X4 | 3.7 GPM / 2300 PSI | 18″ | 350,000 | 230V 1 PH 30A | 6 HP | 665 |
| 425X4 | 3.5 GPM / 2500 PSI | 14″ | 350,000 | 230V 1 PH 30A | 6 HP | 575 |
| 430XM4 | 3.6 GPM / 3000 PSI | 14″ | 350,000 | 230V 1 PH 40A | 8 HP | 625 |
| *418X4 | 4.0 GPM / 1800 PSI | 18″ | 350,000 | 230V 1 PH 30A | 5 HP | 615 |
| *430X4 | 4.0 GPM / 3000 PSI | 18″ | 350,000 | 230V 1 PH 40A | 8 HP | 685 |
| *518X4 | 4.8 GPM / 1800 PSI | 18″ | 540,000 | 230V 1 PH 30A | 6 HP | 665 |
| *523X4 | 4.8 GPM / 2300 PSI | 18″ | 540,000 | 230V 1 PH 40A | 8 HP | 725 |
| *530X4 | 4.8 GPM / 3000 PSI | 18″ | 540,000 | 230V 3 PH 30A | 10 HP | 745 |
| 530X4 | 4.8 GPM / 3000 PSI | 18″ | 540,000 | 230V 1 PH 50A | 10 HP | 745 |
X4 Xtreme Series: Stainless steel wrapper • Fuel solenoid • High-Limit Switch • 15, 25 & 40 Degree nozzles • Black color • Dakota Cool Bypass (Patent Pending) • Hose Reel Mount Bracket
UL Certification available on selected models with * Call Factory
| MODEL | PERFORMANCE | COIL SIZE | BTU | POWER | HP | WT |
| *216X4 | 2.0 GPM / 1600 PSI | 14″ | 196,000 | 115V 1 PH 20A | 2.3 HP | 535 |
| *311X4 | 3.0 GPM / 1100 PSI | 14″ | 273,000 | 115V 1 PH 20A | 2.3 HP | 535 |
| *320X4 | 3.0 GPM / 2000 PSI | 14″ | 273,000 | 230V 1 PH 20A | 4 HP | 535 |
| *330X4 | 3.0 GPM / 3000 PSI | 14″ | 273,000 | 230V 1 PH 30A | 6 HP | 555 |
| *420X4 | 3.5 GPM / 2000 PSI | 14″ | 350,000 | 230V 1 PH 30A | 5 HP | 545 |
| *423X4 | 3.7 GPM / 2300 PSI | 18″ | 350,000 | 230V 1 PH 30A | 6 HP | 665 |
| 425X4 | 3.5 GPM / 2500 PSI | 14″ | 350,000 | 230V 1 PH 30A | 6 HP | 575 |
| 430XM4 | 3.6 GPM / 3000 PSI | 14″ | 350,000 | 230V 1 PH 40A | 8 HP | 625 |
| *418X4 | 4.0 GPM / 1800 PSI | 18″ | 350,000 | 230V 1 PH 30A | 5 HP | 615 |
| *430X4 | 4.0 GPM / 3000 PSI | 18″ | 350,000 | 230V 1 PH 40A | 8 HP | 685 |
| *518X4 | 4.8 GPM / 1800 PSI | 18″ | 540,000 | 230V 1 PH 30A | 6 HP | 665 |
| *523X4 | 4.8 GPM / 2300 PSI | 18″ | 540,000 | 230V 1 PH 40A | 8 HP | 725 |
| *530X4 | 4.8 GPM / 3000 PSI | 18″ | 540,000 | 230V 3 PH 30A | 10 HP | 745 |
| 530X4 | 4.8 GPM / 3000 PSI | 18″ | 540,000 | 230V 1 PH 50A | 10 HP | 745 |
| 8” Draft Diverter (Z01-00099) |
| Hour Meter (Factory Installed) |
| Pneumatic Wheels in place of Flat-Free Wheels |
| Stainless Steel Options Available |
| Steam Option w/Adjustable Temp, Control (Only available w/Tall Coil AX4) |
| Economy Steam Option up to 250F (Only available w/ Tall Coil AX4) |
| Adjustable Temperature Control Panel Mount |
| Adjustable Temperature Control w/ Fuel Solenoid |
| Stainless Steel Wrapper (14”) |
| Stainless Steel Wrapper (18”) |
| Rear Wheel Caster Kit 420X-99008 (for models X4 only) Installed |
| Temp. Control in Place of High Limit On Extreme Model |
| High Limit Switch on standard X4 Model |
| Fuel Solenoid adder |
| Stainless Steel Frame |
| Temp. Control in Place of High Limit On Extreme Model |
| High Limit Switch on standard X4 Model |
| Fuel Solenoid adder |
| Stainless Steel Frame |
| 1 Phase Options (2, 4, 5, 6, 8 & 10 HP) |
| Smart Timer (Auto On / Auto Off 20 sec time delay w/adj. lockout timer) 2, 4, 5, 6 HP 8 & 10 HP |
| Auto Shutdown Timer (Manual On / Auto Off w/ adj. Omron timer 2, 4, 5, 6 HP |
| 8 HP |
| 10 HP |
| 3 Phase Options – Oil Fired with Thermally Protected Motors (6 & 8 HP) |
| 4 HP 208V-230V 3 PH in place of 1 PH |
| 4 HP 460V 3 PH in place of 1 PH |
| 5HP – 208-230V, 3 PH, upgrade to 6 HP |
| 5HP – 460V, 3 PH, upgrade to 6 HP |
| 208-230V, 3 PH (6 HP) |
| 460V, 3 PH (6 HP) |
| 208-230V, 3 PH (8 HP) Upgrade to 10 HP |
| 460V, 3 PH (8 HP) Upgrade to 10 HP |
| Smart Timer (Auto On / Auto Off 20 sec time delay w/adj. lockout timer) 230V |
| Smart Timer (Auto On / Auto Off 20 sec time delay w/adj. lockout) 460V |
| Auto Shutdown Timer (Manual On / Auto Off w/ adj. Omron timer) |
| 530X4 – 10HP, 3PH |
| 208 V, 3 PH (10 HP) |
| 460 V, 3 PH (10 HP) |




