Alkota S & SH Series Electric
S & SH Series – Technical Specifications
Flow Rate: 5 GPM (gallons per minute)
Pressure: 3000 PSI (pounds per square inch)
Drive Type: Belt-Driven System
Motor Voltage: 230V
Phase: 3-Phase
Horsepower: 10 HP
Pump Style: Oil Bath Crankcase | Triplex Ceramic Plunger
Wand Type: Trigger-Style Wand
Hose Length: 50 ft Industrial Hose
Hose Diameter: ⅜ inch
Unit Dimensions & Weight
Length: 48.5 in
Width: 29 in
Height: 32.5 in
Weight: 450 lbs
S & SH Series – Hot Water-Ready Portable Cold Water Pressure Washers
When you need portable cold water pressure washers that can handle hot water cleaning tasks, the S and SH Series are the ultimate solution. Designed for industrial environments with access to an in-house boiler or water heater, these units are engineered to accept incoming water temperatures up to 180°F, slashing cleaning time and boosting productivity.
Built for Hot Water, Ready for Heavy Duty
The S and SH Series cold water pressure washers are powered by reliable electric motors and feature belt-driven pump systems for quiet, low-vibration operation. Ideal for industrial and commercial cleaning applications, these machines provide the power and versatility to tackle grease, grime, and heavy soils—especially when paired with your existing hot water source.
Key Features:
Hot water-ready design – handles incoming water up to 180°F
Heavy-duty roll cage frame with integrated lifting hook for mobility and protection
Belt-driven pump system for smooth, quiet performance and longer lifespan
Winterizing valve for freeze protection in cold environments
Quick-connect nozzles for fast spray pattern changes
Included Accessories:
Industrial-grade hose with swivel end and bend restrictor
Professional insulated trigger gun with built-in safety lock
Insulated spray wand for safe, comfortable operation
If you're looking for a hot water-compatible cold water pressure washer that’s portable, powerful, and perfect for industrial use, the S and SH Series are built to deliver.
Belt driven tri-plex pump • Trigger gun • Flat-Free Wheels on all models (S & SH Models) • 15 ft power cord on 1 Phase • 15, 25 & 40 Degree nozzles • 50 ft. Hose all Models • 320EE (Built on EK Frame) with Pneumatic Wheels
S Series for Water Temperatures up to 160 F *
SH Series for Water Temperatures up to 185 F *
* Hot Water Only Recommended with Smart Timer Option
| MODEL | PERFORMANCE | AMP | ELECTRICITY | HP | WT. |
| 320EE | 3.0 GPM / 2000 PSI | 20 | 230V 1 PH | 4 HP | 200 |
| 420S | 3.7 GPM / 2000 PSI | 24 | 230V 1 PH | 5 HP | 375 |
| 430S | 3.8 GPM / 3000 PSI | 33 | 230V 1 PH | 8 HP | 400 |
| 520S | 4.8 GPM / 2000 PSI | 24.5 | 230V 1 PH | 6 HP | 435 |
| 530S | 5.0 GPM / 3000 PSI | 28 | 230V 1 PH | 10 HP | 450 |
| 530S | 5.0 GPM / 3000 PSI | 30 | 230V 3 PH | 10 HP | 450 |
| 540S | 5.0 GPM / 4000 PSI | 40 | 230V 3 PH | 15 HP | 450 |
| 830S | 8.0 GPM / 3500 PSI | 20 | 230V 3 PH | 20 HP | 480 |
| 1030S | 10 GPM / 3000 PSI | 50 | 230V 3 PH | 20 HP | 480 |
| 550S | 5.0 GPM / 5000 PSI | 20 | 230V 3 PH | 20 HP | 475 |
| 420SH | 3.6 GPM / 2000 PSI | 24 | 230V 1 PH | 5 HP | 375 |
| 520SH | 4.8 GPM / 2000 PSI | 33 | 230V 1 PH | 6 HP | 435 |
| 530SH | 4.8 GPM / 3000 PSI | 33 | 230V 1 PH | 10 HP | 450 |
| Downstream Detergent Injector Assembly (3 to 5 GPM only) |
| Stainless Steel Frame |
| 1 Phase Options |
| Auto Shutdown Timer (Manual On / Auto Off w/ adj. Omron timer 5, 6 HP) |
| Auto Shutdown Timer 8 HP |
| Smart Timer (Auto On / Auto Off 30 sec time delay w/ adj. lockout timer, 230V) |
| 4, 5, 6 HP |
| 8 HP & 10HP |
| Smart Timer (Auto On / Auto Off 30sec time delay w/ adj. lockout timer, 460V) |
| 4 Wheel in Place of 2 Wheels |
| Pneumatic Wheels in Place of Non-Flat Wheels |
| High Temperature Kit Up to 185° F Included in SH Models |
| 3 Phase Options, 10, 15, 20 HP |
| 460V, 3 PH |
| Auto Shutdown Timer (Manual On / Auto Off w/ adj. Omron timer |
| Smart Timer (Auto On / Auto Off 30sec time delay w/ adj. lockout timer) 230V |
| Smart Timer (Auto On / Auto Off 30sec time delay w/ adj. lockout timer) 460V |
| Wireless Remote Control kit – On / Off Motor, Burner & Detergent. Includes Transmitter & Receiver |
| Additional Wireless Remote. Transmitter Only |
| Wall Mount Bracket for Wireless Remote |
| 3 Phase Options |
| 230V, 3 PH (5 HP) upgrade to 6 HP |
| 460V, 3 PH (5 HP) upgrade to 6 HP |
| 230 V, 3 PH (6 HP) |
| 460 V, 3 PH (6 HP) |
| 230 V, 3 PH • 8 HP upgrade to 10 HP 230V 3PH |
| 460 V, 3 PH • 8 HP upgrade to 10 HP 460V 3PH |
