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Mi-T-M HS-3505-1MGM Hot Water Pressure Washer – 3500 PSI, 4.7 GPM

Mi-T-M HS-3505-1MGM Hot Water Pressure Washer – 3500 PSI, 4.7 GPM

Brand: Mi-T-MSKU: HS-3505-1MGMIn Stock – Ready to Ship
$9,680.00
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Mi-T-M HS-3505-1MGM Hot Water Pressure Washer – 3500 PSI, Mi-T-M OHV

The Mi-T-M HS-3505-1MGM delivers 3500 PSI at 4.7 GPM with a 670cc Mi-T-M OHV gasoline engine and a General pump. The 471,800 BTU/hr burner provides a 150°F temperature rise to 200°F max outlet. Includes 2900W generator, electric start with sealed battery, dual cogged belt drive, and ½-inch Schedule 80 coil. Weighs 750 lbs at 50" × 34" × 46". Mi-T-M OHV engine alternative for the HS-3505 series.

Engine and Specifications

  • Pressure: 3500 PSI at 4.7 GPM — balanced pressure and flow for fleet washing, industrial degreasing, and equipment cleaning.
  • Engine: 670cc Mi-T-M OHV — manufacturer's own engine; electric start with sealed battery; 10.0-gallon engine fuel tank.
  • Heat: 471,800 BTU/hr, 200°F max — 150°F rise; 10.0-gallon burner tank at 3.37 gph.
  • Pump: General — external bypass, preset unloader, forged brass manifold, 80-mesh stainless-steel inlet strainer.
  • Generator: 2900W — onboard power for remote sites.
  • Weight: 750 lbs — trailer mounting standard.

Specifications

Model HS-3505-1MGM
Pressure 3500 PSI
Flow Rate 4.7 GPM
Engine 670cc Mi-T-M OHV
Pump General
BTU/hr 471,800
Max Outlet Temperature 200°F (150°F rise)
Generator 2900W
Engine Fuel Tank 10.0 gal
Burner Tank 10.0 gal
Fuel Consumption 3.37 gph
Weight 750 lbs
Dimensions (L × W × H) 50" × 34" × 46"

Documents

Spec Sheet

Manual

Pressure3500 PSI
Flow Rate4.7 GPM
Water TempHot

Product Warranty Information

"3 Year Coil, 3 Year Kohler Engine, 7 Year AR Pump"

B2B & Tax-Exempt Purchases

We supply contractors, restoration companies, property managers, schools, government agencies, and other tax-exempt organizations.

How to place a tax-exempt order:

  1. Write to us through our Contact Us page or email info@uscleaningtools.com and attach your valid tax exemption certificate (state resale or exemption certificate).
  2. We verify your certificate and mark your account tax-exempt — usually within one business day.
  3. Place your order and sales tax will not be charged.

For volume pricing or purchase orders, call +1 (978) 295-7538.

Shipping & Returns

Free shipping on most brands for orders over $300, delivered to the lower 48 states. Any brand-specific freight rate is shown at checkout before you pay.

Processing & delivery: in-stock orders are processed within 1–2 business days and typically deliver in 5–7 business days. Tracking is emailed within 24 hours of shipment. Built-to-order and backordered equipment shows its lead time on this page.

Freight deliveries: inspect your equipment on arrival and note any damage on the delivery receipt. Items damaged in transit or defective on arrival are fully covered at no cost to you.

Cancellations: cancel any time before your order ships. Refunds are issued for the order total minus the non-refundable payment processing fee (2.9% + $0.30), so a cancellation is not always a 100% refund. No fee is deducted if we cancel the order or the item arrives damaged or defective.

30-day returns: return unused equipment in its original packaging within 30 days of delivery. Change-of-mind returns are subject to a restocking fee. To start a return, email info@uscleaningtools.com or call +1 (978) 295-7538.

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Frequently Asked Questions

What engine is in the Mi-T-M HS-3505-1MGM?
The HS-3505-1MGM uses a 670cc Mi-T-M OHV gasoline engine — Mi-T-M's own-brand engine — with electric start and sealed battery. Engine fuel tank holds 10.0 gallons.
How does the HS-3505-1MGM compare to the HS-3505-1MGK and 1MGH?
All three deliver 3500 PSI at 4.7 GPM with 471,800 BTU/hr and 2900W generators. The 1MGM uses Mi-T-M's 670cc OHV engine, the 1MGK uses a 674cc Kohler CH640, and the 1MGH uses a 688cc Honda GX630. Engine preference is the key differentiator.
What is the pressure and flow of the HS-3505-1MGM?
The HS-3505-1MGM delivers 3500 PSI at 4.7 GPM — appropriate for fleet washing, industrial surface degreasing, and mobile heavy equipment cleaning.
What is the heating output of the HS-3505-1MGM?
The burner delivers 471,800 BTU/hr with a 150°F temperature rise above ambient, reaching 200°F max outlet at 3.37 gph from the 10-gallon burner tank.
Does the HS-3505-1MGM have a generator?
Yes. A 2900-watt generator is included for powering accessories and electrical components at remote job sites.
Is the Mi-T-M OHV engine serviceable in the field?
Mi-T-M supports their own OHV engine through their service network and authorized dealers. Contact Mi-T-M or a local dealer to confirm parts availability in your service area.

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