Product Description
Karcher Standard Mojave Hot-Water Cleaning
Commercial electric hot-water pressure washers with 3.0–3.5 GPM flow options, 2000–3000 PSI performance, diesel-fired heat, and multiple facility configurations.
The Karcher HDS Standard Mojave Series is a commercial electric hot water pressure washer platform built for facilities that need reliable heated cleaning performance, diesel-fired hot water, and professional-duty cleaning output. This combined page includes the HDS 3.0/20-4 Ea/Eg Standard, HDS 3.5/30 Eg Standard, and HDS 3.5/30-4 Ea Standard models.
Choose the right configuration based on required flow rate, pressure, and facility electrical setup. These Standard Mojave models are well suited for maintenance departments, service bays, equipment cleaning, food processing areas, fleet support, and commercial facilities that need hot water cleaning without moving into the Premium HDS model range.
Quick Highlights
Available Configuration Options
This page combines three Standard Mojave electric hot water pressure washer models. Choose the model based on required GPM, PSI, and electrical compatibility.
| Option | Store SKU | MFG Part Number | Flow / Pressure | Electrical |
|---|---|---|---|---|
| HDS 3.0/20-4 Ea/Eg Standard | MJK11091530 | 1.109-153.0 | 3.0 GPM / 2000 PSI | 208/230V / 1-Phase |
| HDS 3.5/30 Eg Standard | MJK11091540 | 1.109-154.0 | 3.5 GPM / 3000 PSI | Verify electrical requirements before ordering |
| HDS 3.5/30-4 Ea Standard | MJK11091550 | 1.109-155.0 | 3.5 GPM / 3000 PSI | Verify electrical requirements before ordering |
Important Electrical Note
Always verify voltage, phase, amp draw, plug requirements, and facility electrical service before ordering an electric hot water pressure washer. Electrical mismatch can delay installation and create costly return or service issues.
Recommended Applications
- Maintenance departments
- Fleet and vehicle cleaning
- Commercial service bays
- Food processing facilities
- Equipment washing areas
- Manufacturing and light industrial facilities
- Facilities needing hot water degreasing and commercial-duty cleaning
Mojave Series Advantages
Efficient Burner System
Mojave models are designed with high burner efficiency and strong temperature rise for commercial hot water cleaning.
Industrial 4-Pole Motor
Industrial motor design supports routine professional cleaning and long service life.
Heavy-Duty Cage Frame
A rugged frame with large non-flat wheels supports transport and daily commercial use.
10 Gal Diesel Tank
Large diesel tank helps support longer hot water cleaning sessions between refills.
Dual Water Filtration
Dual water filtration helps protect the pressure washer system during professional use.
Integrated Storage
Integrated hose and tool storage helps keep accessories organized during transport and storage.
Best For
- Facilities needing electric-powered hot water cleaning
- Commercial degreasing and maintenance cleaning
- Fleet, equipment, and service bay cleaning
- Food processing and commercial washdown areas
- Facilities comparing 2000 PSI vs 3000 PSI hot water pressure washer models
- Buyers needing a Standard Mojave model instead of a Premium HDS model
Not Ideal For
- Facilities without compatible electrical service
- Customers who need steam mode
- Small areas that only need a compact 120V unit
- Applications requiring gas-powered portability
- Cold-water-only cleaning applications
Technical Specifications
- Manufacturer: Karcher
- Series: Mojave Standard Series
- Parent Store SKU: MJK11091530
- Parent Manufacturer Part Number: 1.109-153.0
- Combined Store SKUs: MJK11091530, MJK11091540, MJK11091550
- Combined Manufacturer Part Numbers: 1.109-153.0, 1.109-154.0, 1.109-155.0
- Clean SKU References: 11091530, 11091540, 11091550
- Machine Type: Electric hot water pressure washer
- Pressure Washer Type: Hot water electric pressure washer
- Flow Rate Options: 3.0 GPM or 3.5 GPM
- Operating Pressure Options: 2000 PSI or 3000 PSI
- Heating Fuel: Diesel-fired hot water system
- Steam Mode: No
- Burner Efficiency: 91%
- Temperature Rise: Greater than 135°F
- Diesel Tank Capacity: 10 gal
- Motor: Industrial 4-pole motor
- Ship Weight: 507 lb for 1.109-153.0; verify by selected configuration
- Dimensions: 50" L x 40" W x 50" H
Mojave Hot Water Cleaning Performance
The Standard Mojave HDS group gives facilities a choice between lower-pressure 2000 PSI hot water cleaning and stronger 3000 PSI cleaning performance. Use the model comparison below to choose the right balance of flow rate, pressure, and electrical fit.
Choose 3.0 GPM or 3.5 GPM based on soil load and cleaning route.
Select 2000 PSI for lower-impact cleaning or 3000 PSI for tougher jobs.
Heated cleaning helps remove grease, oil, road film, and commercial soils.
Large tank supports longer hot water cleaning sessions.
Model Comparison
| Model | MFG Part Number | Flow Rate | Pressure | Best For |
|---|---|---|---|---|
| HDS 3.0/20-4 Ea/Eg Standard | 1.109-153.0 | 3.0 GPM | 2000 PSI | Commercial degreasing, service bays, and lower-pressure hot water cleaning |
| HDS 3.5/30 Eg Standard | 1.109-154.0 | 3.5 GPM | 3000 PSI | Higher-pressure hot water cleaning and tougher soils |
| HDS 3.5/30-4 Ea Standard | 1.109-155.0 | 3.5 GPM | 3000 PSI | 3000 PSI cleaning where the selected electrical configuration fits the facility |
Actual cleaning performance varies by water temperature, detergent selection, surface type, soil level, nozzle selection, operator technique, and available electrical supply.
What's Included
- Selected Karcher HDS Standard Mojave electric hot water pressure washer configuration
- EASY!Force trigger gun
- 41" spray lance
- 50 ft EASY!Lock hose with ANTI!Twist connection
- Power nozzle
Recommended Pressure Washer Chemicals
- 86982250 - Heavy Duty Degreaser
- 98037440 - Vehicle Wash Concentrate
- 86981390 - All Purpose Cleaner
- 86982210 - Concrete Cleaner
- 86981470 - Food Safe Degreaser
- 98037260 - Truck Wash
- 98037340 - Aluminum Brightener
- 98037420 - Multi Surface Cleaner
- 98037460 - Oil Stain Remover
- 95560100 - Pump Protectant
- 95560110 - Coil Descaler
Shop Pressure Washer Chemicals
Need Help Confirming Voltage Before Ordering?
Electric hot water pressure washers must match your facility electrical service. Monster Janitorial can help verify voltage, phase, amp draw, and application requirements before shipment.
- Confirm voltage and phase requirements
- Compare 3.0 GPM / 2000 PSI vs 3.5 GPM / 3000 PSI models
- Review detergent, nozzle, hose, and accessory needs
- Help prevent electrical compatibility issues before ordering
Call 956-772-4842 or email sales@monsterjanitorial.com.
Manuals and Documents
- Karcher HDS 3.0/20-4 Ea/Eg Standard Product Information Sheet - 1.109-153.0
- Karcher HDS 3.5/30-4 Ea Standard Product Information Sheet - 1.109-155.0
- Karcher HDS Standard Mojave Operating Manual / Safety Information
- Karcher Parts Manuals and Model Lookup
Replacement Parts
Shop Karcher HDS Standard Mojave pumps, burners, hoses, spray guns, lances, nozzles, fittings, filters, reels, and service parts.
Shop Karcher Replacement PartsExplore More Karcher Pressure Washers
- Shop Hot Water Pressure Washers
- Shop Pressure Washers
- Shop Karcher Pressure Washer Accessories
- Shop Pressure Washer Chemicals
- Browse Karcher Cleaning Equipment
MJ University Learning Center
Explore industrial hot-water pressure washer selection, PSI and GPM requirements, electrical planning, hose and nozzle selection, chemical compatibility, and preventive maintenance for commercial cleaning applications.
Visit MJ UniversityManufacturer Warranty
Karcher commercial pressure washers are built for professional daily use. Warranty coverage may vary by machine, pump, motor, burner system, wear items, maintenance history, and application.
- Machine Coverage: Coverage follows the applicable Karcher commercial pressure washer warranty policy.
- Wear Items: Nozzles, hoses, seals, o-rings, guns, lances, and other consumable parts may carry shorter coverage or be covered only for manufacturing defects.
- Service Requirement: Warranty repairs must be completed through authorized service channels.
- Documentation: Keep serial number and proof of purchase for warranty support.
Frequently Asked Questions
Which models are included on this page?
This page includes the Karcher HDS 3.0/20-4 Ea/Eg Standard, HDS 3.5/30 Eg Standard, and HDS 3.5/30-4 Ea Standard Mojave electric hot water pressure washer models.
What is the difference between the 3.0/20 and 3.5/30 models?
The HDS 3.0/20 model provides 3.0 GPM and 2000 PSI. The HDS 3.5/30 models provide 3.5 GPM and 3000 PSI for stronger cleaning performance.
Do these models have steam mode?
No. This Standard Mojave group does not include steam mode. Choose a steam-capable Premium HDS model if steam mode is required.
Do I need to confirm voltage before ordering?
Yes. Always confirm voltage, phase, amp draw, and facility electrical compatibility before ordering an electric hot water pressure washer.
What are these pressure washers best used for?
They are best for commercial hot water cleaning, degreasing, fleet support, service bays, equipment washing, food processing areas, and maintenance departments.
Institutional Purchasing Support
- D-U-N-S Number: 080901706
- UEI Number: U4TYL7A5LEN9
- Purchase order support available for approved schools, government agencies, and institutions
- Tax-exempt account setup assistance
- Bid and specification support available
- Quote support available for facility managers, maintenance departments, contractors, and procurement teams
Why Choose Monster Janitorial?
- Authorized Karcher commercial pressure washer support
- Fast order processing
- Expert product support for pressure washers, hoses, nozzles, chemicals, accessories, and replacement parts
- Commercial quote support for food service, fleets, facilities, contractors, and commercial buyers
Questions? Email sales@monsterjanitorial.com or call 956-772-4842.
Tax-Exempt Purchasing
Create an account and email your tax-exempt certificate to sales@monsterjanitorial.com.
