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Pressure Washers

Commercial pressure washers deliver 2,000 to 4,000+ PSI to remove grease, grime, and surface contaminants from concrete, equipment, and vehicles, far beyond what consumer units produce. Electric models handle indoor and covered areas where exhaust ventilation is limited; gas-powered units go anywhere without electrical access. Browse Mi-T-M commercial and industrial pressure washers sized for contractors and facility maintenance teams.

Original price $4,087.00 - Original price $4,087.00
Original price
$4,087.00
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Mi-T-M CBA-4004-1MGM Belt Drive Pressure Washer – 4000 PSI, 420cc OHV, General

Mi-T-M
In stock

Mi-T-M CBA-4004-1MGM Aluminum Series Belt Drive Pressure Washer The Mi-T-M CBA-4004-1MGM is a 4,000 PSI / 4.0 GPM gasoline belt-drive pressure wash...

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Original price $4,087.00 - Original price $4,087.00
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$4,087.00
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Current price $4,087.00
Original price $3,555.00 - Original price $3,555.00
Original price
$3,555.00
$3,555.00 - $3,555.00
Current price $3,555.00

Mi-T-M CBA-4004-1MGH Belt Drive Pressure Washer – 4000 PSI, Honda GX390

Mi-T-M
In stock

Mi-T-M CBA-4004-1MGH Aluminum Series Belt Drive Pressure Washer The Mi-T-M CBA-4004-1MGH delivers 4,000 PSI at 4.0 GPM via a 389cc Honda GX390 OHV ...

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Original price $3,555.00 - Original price $3,555.00
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Original price $3,540.00 - Original price $3,540.00
Original price
$3,540.00
$3,540.00 - $3,540.00
Current price $3,540.00

Mi-T-M CBA-4004-1MCM Belt Drive Pressure Washer – 4000 PSI, 420cc OHV

Mi-T-M
In stock

Mi-T-M CBA-4004-1MCM Aluminum Series Belt Drive Pressure Washer The Mi-T-M CBA-4004-1MCM is a 4,000 PSI / 3.7 GPM gasoline belt-drive pressure wash...

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Original price $3,540.00 - Original price $3,540.00
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$3,540.00
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Current price $3,540.00
Original price $3,960.00 - Original price $3,960.00
Original price
$3,960.00
$3,960.00 - $3,960.00
Current price $3,960.00

Mi-T-M CBA-4004-1MCK Belt Drive Pressure Washer – 4000 PSI, Kohler CH440

Mi-T-M
In stock

Mi-T-M CBA-4004-1MCK Aluminum Series Belt Drive Pressure Washer The Mi-T-M CBA-4004-1MCK is a gasoline belt-drive pressure washer rated at 4,000 PS...

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Original price $3,960.00 - Original price $3,960.00
Original price
$3,960.00
$3,960.00 - $3,960.00
Current price $3,960.00
Original price $5,375.00 - Original price $5,375.00
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$5,375.00
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Current price $5,375.00

Mi-T-M CBA-4004-1MCH Aluminum Belt Drive Pressure Washer – 4000 PSI, 3.7 GPM, Honda

Mi-T-M
In stock

Mi-T-M CBA-4004-1MCH — Belt-Drive 4000 PSI at 3.7 GPM with CAT Pump The CBA-4004-1MCH delivers 4,000 PSI at 3.7 GPM — the highest flow rate in the ...

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Original price $5,375.00 - Original price $5,375.00
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Original price $2,810.00 - Original price $2,810.00
Original price
$2,810.00
$2,810.00 - $2,810.00
Current price $2,810.00

Mi-T-M CBA-4004-1MAM Aluminum Belt Drive Pressure Washer – 4000 PSI, 3.4 GPM, OHV engine

Mi-T-M
In stock

Mi-T-M CBA-4004-1MAM — Belt-Drive 4000 PSI with Mi-T-M 420cc OHV Engine The CBA-4004-1MAM delivers 4,000 PSI at 3.4 GPM through an AR pump belt-dri...

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Original price $2,810.00 - Original price $2,810.00
Original price
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$2,810.00 - $2,810.00
Current price $2,810.00
Original price $3,540.00 - Original price $3,540.00
Original price
$3,540.00
$3,540.00 - $3,540.00
Current price $3,540.00

Mi-T-M CBA-4004-1MAK Aluminum Belt Drive Pressure Washer – 4000 PSI, 3.4 GPM, Kohler

Mi-T-M
In stock

Mi-T-M CBA-4004-1MAK — Belt-Drive 4000 PSI with Kohler CH440 and AR Pump The CBA-4004-1MAK delivers 4,000 PSI at 3.4 GPM through an AR pump belt-dr...

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Original price $3,540.00 - Original price $3,540.00
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Original price $3,100.00 - Original price $3,100.00
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Current price $3,100.00

Mi-T-M CBA-4004-1MAH Aluminum Belt Drive Pressure Washer – 4000 PSI, 3.4 GPM, Honda

Mi-T-M
In stock

Mi-T-M CBA-4004-1MAH — Belt-Drive 4000 PSI with Honda GX390 and AR Pump The CBA-4004-1MAH delivers 4,000 PSI through a belt-driven AR pump powered ...

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Original price $3,100.00 - Original price $3,100.00
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Original price $2,670.00 - Original price $2,670.00
Original price
$2,670.00
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Current price $2,670.00

Mi-T-M CA-4004-1MGM Aluminum Gasoline Pressure Washer – 4000 PSI, 4.0 GPM, 125 lbs

Mi-T-M
In stock

Mi-T-M CA-4004-1MGM — 4000 PSI Direct Drive with Mi-T-M OHV Engine The CA-4004-1MGM delivers 4,000 PSI at 4.0 GPM through the same corrosion-resist...

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Original price $2,670.00 - Original price $2,670.00
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Current price $2,670.00
Original price $2,800.00 - Original price $2,800.00
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$2,800.00
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Current price $2,800.00

Mi-T-M CA-4004-1MGH Aluminum Gasoline Pressure Washer – 4000 PSI, 4.0 GPM, 125 lbs

Mi-T-M
In stock

Mi-T-M CA-4004-1MGH — Aluminum-Frame Direct Drive at 4000 PSI, 4.0 GPM The CA-4004-1MGH puts 4,000 PSI and 4.0 GPM through a General pump driven di...

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Original price $2,800.00 - Original price $2,800.00
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Original price $2,930.00 - Original price $2,930.00
Original price
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$2,930.00 - $2,930.00
Current price $2,930.00

Mi-T-M CA-4004-1MCM Aluminum Pressure Washer – 4000 PSI, 4.0 GPM, OHV engine

Mi-T-M
In stock

CA-4004-1MCM Gas Pressure Washer — CA Aluminum Series 4000 PSI, 4.0 GPM with Mi-T-M OHV The CA-4004-1MCM produces 4000 PSI at 4.0 GPM — 16,000 clea...

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Original price $2,930.00 - Original price $2,930.00
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Original price $3,415.00 - Original price $3,415.00
Original price
$3,415.00
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Current price $3,415.00

Mi-T-M CA-4004-1MCH Aluminum Pressure Washer – 4000 PSI, 4.0 GPM, Honda GX390

Mi-T-M
In stock

CA-4004-1MCH Gas Pressure Washer — CA Aluminum Series 4000 PSI, 4.0 GPM with CAT Pump The CA-4004-1MCH produces 4000 PSI at 4.0 GPM — 16,000 cleani...

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Original price $3,415.00 - Original price $3,415.00
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Original price $3,095.00 - Original price $3,095.00
Original price
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Current price $3,095.00

Mi-T-M CA-4004-1MAV Aluminum Pressure Washer – 4000 PSI, 3.5 GPM, Vanguard OHV

Mi-T-M
In stock

CA-4004-1MAV Gas Pressure Washer — CA Aluminum Series 4000 PSI with Vanguard OHV The CA-4004-1MAV produces 4000 PSI at 3.5 GPM — 14,000 cleaning un...

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Original price $3,095.00 - Original price $3,095.00
Original price
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Current price $3,095.00
Original price $2,505.00 - Original price $2,505.00
Original price
$2,505.00
$2,505.00 - $2,505.00
Current price $2,505.00

Mi-T-M CA-4004-1MAM Aluminum Pressure Washer – 4000 PSI, 3.5 GPM, OHV engine

Mi-T-M
In stock

CA-4004-1MAM Gas Pressure Washer — CA Aluminum Series 4000 PSI with Mi-T-M OHV Engine The CA-4004-1MAM produces 4000 PSI at 3.5 GPM — 14,000 cleani...

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Original price $2,505.00 - Original price $2,505.00
Original price
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Current price $2,505.00
Original price $2,685.00 - Original price $2,685.00
Original price
$2,685.00
$2,685.00 - $2,685.00
Current price $2,685.00

Mi-T-M CA-4004-1MAK Aluminum Pressure Washer – 4000 PSI, 3.5 GPM, Kohler CH440

Mi-T-M
In stock

CA-4004-1MAK Gas Pressure Washer — CA Aluminum Series 4000 PSI with Kohler CH440 The CA-4004-1MAK produces 4000 PSI at 3.5 GPM — 14,000 cleaning un...

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Original price $2,685.00 - Original price $2,685.00
Original price
$2,685.00
$2,685.00 - $2,685.00
Current price $2,685.00
Original price $2,670.00 - Original price $2,670.00
Original price
$2,670.00
$2,670.00 - $2,670.00
Current price $2,670.00

Mi-T-M CA-4004-1MAH Aluminum Pressure Washer – 4000 PSI, 3.5 GPM, Honda GX390

Mi-T-M
In stock

CA-4004-1MAH Gas Pressure Washer — CA Aluminum Series 4000 PSI with Honda GX390 The CA-4004-1MAH produces 4000 PSI at 3.5 GPM — 14,000 cleaning uni...

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Original price $2,670.00 - Original price $2,670.00
Original price
$2,670.00
$2,670.00 - $2,670.00
Current price $2,670.00
Original price $2,700.00 - Original price $2,700.00
Original price
$2,700.00
$2,700.00 - $2,700.00
Current price $2,700.00

Mi-T-M JP-4004-3MHB Gas Pressure Washer – 4000 PSI, 3.5 GPM, Honda GX390

Mi-T-M
In stock

JP-4004-3MHB Gas Pressure Washer — JP Series 4000 PSI with Honda GX390 The JP-4004-3MHB is the highest-output model in Mi-T-M's JP Series, producin...

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Original price $2,700.00 - Original price $2,700.00
Original price
$2,700.00
$2,700.00 - $2,700.00
Current price $2,700.00

Commercial Pressure Washers: Gas, Electric, and Hot-Water Models

Choosing Between Gas, Electric, and Hot-Water for Commercial Cleaning

Commercial pressure washers fall into three power categories: gasoline, electric, and hot-water. Gas units deliver the highest PSI (3,000–4,000+), don't require a power outlet, and are the default for outdoor commercial cleaning — parking lot maintenance, building exteriors, fleet washing, industrial degreasing. Electric pressure washers run indoors without ventilation concerns, produce no exhaust, and serve commercial kitchens, food processing, warehouse aisles, and automotive service bays where gas units aren't safe to operate. Hot-water pressure washers add a diesel-fired or electric heating coil that raises water temperature to 200°F+ — cutting grease, oil, and biological soil in less time than cold-water units of the same PSI. For any single facility, the spec call comes down to operating environment (indoor vs. outdoor), cleaning load (grease/oil vs. dirt), and power availability.

PSI and GPM: Why Both Specs Determine Cleaning Performance

PSI measures pressure force; GPM (gallons per minute) measures water volume. Both matter. A 4,000 PSI unit at 4 GPM cleans faster than 4,000 PSI at 2.5 GPM because higher flow carries loosened debris off the surface. Commercial contractors calculate "cleaning units" (PSI × GPM) for output comparison: 4,000 × 4 = 16,000 cleaning units, appropriate for concrete and fleet washing; 3,000 × 3 = 9,000 cleaning units, suited to facility maintenance. Triplex plunger pumps (industry standard on commercial gas units) last 3–5x longer than axial pumps under continuous use — the right choice for contractors running 4–8 hour cleaning shifts daily.

Related: Electric Commercial Pressure Washers · Hot Water Pressure Washers · Pressure Washer Accessories · Commercial Steam Cleaners

Mi-T-M Commercial Pressure Washer Platforms

Our pressure washer catalog is built around Mi-T-M commercial units — the North American contractor standard for gas belt-drive, electric, and hot-water pressure washers. Belt-drive pumps isolate the pump from engine vibration and extend service life on daily-use machines versus direct-drive alternatives. Models range from 2,500 PSI / 2.5 GPM portable electric units for light commercial work up to 4,000 PSI / 4.0 GPM trailer-mounted gas units for fleet washing and municipal maintenance. For indoor-safe electric commercial pressure washers specifically, see the electric commercial pressure washers collection — the same Mi-T-M quality engineered for zero-emission indoor operation.

Frequently Asked Questions

What PSI do I need for commercial pressure washing?
Light-duty tasks (vehicles, patios): 1,300-2,000 PSI. Medium-duty (decks, driveways, building exteriors): 2,000-3,000 PSI. Heavy-duty industrial (graffiti removal, equipment cleaning): 3,000-4,000+ PSI. Higher PSI requires proper training to avoid surface damage.
What's the difference between hot and cold water pressure washers?
Hot water pressure washers (up to 200°F) break down grease, oil, and organic matter much faster than cold water, reducing cleaning time by 40-50%. They're essential for food service, automotive, and industrial applications. Cold water models cost less and work well for general dirt and debris removal.
Gas vs electric pressure washers: which is better?
Electric pressure washers are quieter, require less maintenance, and produce no emissions, making them ideal for indoor or noise-restricted areas. Gas-powered models offer higher PSI, mobility without electrical outlets, and better performance for heavy-duty outdoor commercial applications.
What GPM (gallons per minute) should I look for?
GPM is as important as PSI for cleaning efficiency. Commercial applications typically need 3-5 GPM. Higher GPM rinses away debris faster and covers more area. The cleaning power formula is PSI × GPM = Cleaning Units (CU). A 3,000 PSI / 4 GPM unit provides 12,000 CU of cleaning power.
How often should pressure washer pumps be serviced?
For commercial units with regular use, check pump oil every 50 hours and change it every 3 months or 250 hours. Inspect high-pressure hoses and fittings monthly for wear. Use pump antifreeze for winter storage. Professional-grade pumps typically last 1,500-2,000 hours with proper maintenance.

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