DIS185SSI4F MQ Power Air Compressor with turbocharged diesel engine
Multiquip is proud to introduce the 185 cubic-feet-per-minute DIS185SSI4F Air Compressor , engineered to meet the needs of construction and equipment rental professionals, is powered by a 49 horsepower Isuzu diesel engine that meets EPA Tier 4 Final engine emissions.
The weather resistant steel housing is fully lockable for safe, unattended operation. The sound attenuated cabinet reduces engine noise during operation. A state of the art LED digital control panel displays the compressor temperature, fuel level, engine temperature and speed and also provides engine diagnostics. Large tires provides smooth, stable towing characteristics on the highway or on the job site.
- Heavy duty, 4-cycle, direct injection, turbocharged diesel engine provides maximum reliability.
- EPA emissions certified - Tier 4 final emissions compliant.
- Sound attenuated, weather resistant, steel housing provides operation at 69 dB(A) at 23 feet. Fully lockable enclosure allows safe unattended operation.
- Large side doors to provide access to engine and compressor.
- Lockable internal tool box for storing tools and hoses.
- Bolt on steel fender.
- D.O.T approved tail lamps, stop lamps, turn signal lamps and side marker lamps.
- Tongue mounted swivel jack with caster.
- 4-hole channel allows 3-position, adjustable coupler height;
- 4-inches O/A.
- Single-axle design with leaf spring suspension.
- E-coat and powder coat paint provide durability and weather protection.
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Digital Controller provides readouts with LED status indicator:
- Compressor Temperature
- Engine Temperature
- Engine Speed
- Fuel Level
- Complete Engine Diagnostic Tool
| Type | Rotary Screw | |
| Rated Delivery | 185 | 5.2 |
| Rated Operating Pressure | 100 PSI | 6.9 BAR |
| Oil Capacity | 4.5 gal | 17 L |
| Air Service Connections Type | Two 3/4 in MNPT | |
| Cooling System | Oil to Air | |
| Minimum Operating Pressure | 70 PSI | 4.9 BAR |
| Maximum Operating Pressure | 125 PSI | 8.6 BAR |
|
Sound Level dB(A) Full Load at 23 Feet |
69 db(A) | |
| Gross Axle Weight Rating (GAWR) | 1588 lb | 3500 kg |
| Tire Size | ST205/75D14 LR-C | |
| Tow Bar Design | Bolt on "A" Frame | |
| Jack Stand Type | Caster | |
| Overall Length | 128.6 in | 3263 mm |
| Overall Width | 65.59 in | 1666 mm |
| Overall Height | 60.08 in | 1526 mm |
| Operating Weight | 2343 lb | 1065 kg |
| Shipping Weight | 2112 lb | 960 kg |
| Make/Model | Isuzu / 4LE2T | |
| Emissions | Tier 4 Final Certified | |
| Starting System | Electric | |
| Design | 4-cycle, Water Cooled, Direct Injection, Turbocharged | |
| Gross Engine Power Output | 49 bhp | 36.5 kW |
| Fuel Tank Capacity | 24 gal | 90 L |
| Fuel Consumption: | ||
| Full load | 2.52 gph | 9.5 lph |
| 1/2 load | 1.36 gph | 51 lph |
| Coolant Capacity | 1.8 gal | 6.8 L |
| Oil Capacity | 2.7 gal | 10.2 L |
| Battery | 12V, Group 27, CCA 800 | |
The DIS185SSI4F MQ Power Air Compressor is a leading choice among construction professionals, rental companies, and industrial worksites seeking reliable, high-performance compressed air solutions. Engineered for efficiency, durability, and versatility, this 185 CFM rotary screw compressor is built to handle demanding applications while maintaining compliance with the latest emissions and safety standards.
Product Overview: DIS185SSI4F MQ Power Air Compressor
At the core of the DIS185SSI4F is its powerful, turbocharged Isuzu 4LE2T 4-cycle diesel engine. This unit is EPA Tier 4 Final emissions compliant, ensuring users meet modern environmental regulations without sacrificing productivity or operating power. The compressor boasts a full-rated delivery of 185 cubic feet per minute (CFM) at a steady 100 PSI, ideal for pneumatic tools, rock drills, sandblasters, and other air-intensive equipment found on active jobsites.
Key Features and Benefits
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Powerful Isuzu 49 HP Turbocharged Diesel Engine: Delivers consistent performance and superior fuel efficiency in all worksite conditions.
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Rotary Screw Compression: Ensures a continuous, smooth airflow—resulting in less maintenance, quieter operation, and quick recovery times compared to reciprocating designs.
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Rugged, Lockable Steel Housing: Weather-resistant and sound-attenuated to 69 dB(A) at 23 feet, supporting quiet, secure, and durable operation even in harsh environments.
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User-Friendly Digital Controller: LED panel provides clear readouts of critical data, including compressor and engine temperature, fuel level, RPMs, and real-time service diagnostics.
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DOT-Approved Single Axle Trailer: Designed for easy highway towing with large tires, robust leaf-spring suspension, heavy-duty fenders, and bolt-on A-frame tow bar.
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Maintenance Access: Large side panel doors and a lockable toolbox simplify service, hose storage, and daily checks.
Technical Specifications
| Feature | Specification |
|---|---|
| Air Delivery | 185 CFM (5.2 m³/min) |
| Operating Pressure | 100 PSI (6.9 bar) |
| Compressor Type | Oil-cooled Rotary Screw |
| Max Pressure | 105 PSI (7.2 bar) |
| Oil Capacity | 4.5 gal (17 L) |
| Service Connections | Two 3/4" NPT |
| Sound Level | 69 dB(A) @ 23’ (full load) |
| Engine | Isuzu 4LE2T, 49 HP, Turbocharged |
| Engine Type | 4-cycle, water-cooled, direct injection |
| Emissions Compliance | EPA Tier 4 Final |
| Fuel Tank | 22 gal (83 L) |
| Full Load Fuel Usage | 2.52 gal/hr (9.5 L/hr) |
| Half Load Fuel Usage | 1.36 gal/hr (5.1 L/hr) |
| Cooling System | Oil Cooler |
| Air Cleaner | Dual-stage filter for engine & compressor |
| Dimensions (LxWxH) | 129.3" x 57" x 69" (3,285 x 1,450 x 1,755 mm) |
| Dry/Wet Weight | 2,116 lbs (960 kg) / 2,337 lbs (1,060 kg) |
Advanced Controls & Diagnostics
The compressor’s digital controller stands out with intuitive LED indicators, showing real-time status for compressor temperature, engine temperature, speed, and fuel level. Engine diagnostics help operators keep the machine in prime running condition and address early signs of required service, reducing unscheduled downtime and protecting your investment.
Field-Ready Durability & Ease of Use
Multiquip’s rugged design philosophy is evident in the DIS185SSI4F, featuring steel construction, e-coated and powder-coated paint for maximum weather protection, and a fully lockable exterior to prevent theft or vandalism during unattended operation. The unit’s large, highway-rated tires and built-in trailer jack with caster make repositioning and jobsite mobility simple and safe.
The compressor is fitted with a 4-hole adjustable channel for variable height coupler mounting, ensuring compatibility with a wide array of towing vehicles.
Safety, Compliance, and Environmental Leadership
The DIS185SSI4F meets strict OSHA and EPA standards for workplace safety and environmental performance thanks to:
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Sound-attenuated housing (69 dB(A) at 23 ft), permitting use near residential areas, hospitals, and urban jobs without exceeding noise regulations.
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Dual-stage air filtration for engine and compressor, extending engine life and reducing particulate ingress.
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Compliant with DOT lighting and road legality standards, including tail lamps, stop lamps, turn signal lamps, and side markers.
Applications and Versatility
This 185 CFM air compressor is the backbone of many construction, infrastructure, and industrial projects due to its adaptable performance and easy integration with pneumatic tools. Typical uses include:
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Sandblasting and surface preparation
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Pneumatic tool operation (breakers, impact wrenches, nailers)
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Utility and infrastructure repairs
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Pipeline testing and cleaning
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Mining and drilling support
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Temporary plant air supply
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Mobile service fleets
Maintenance and Service Accessibility
Ease of service was a priority in the DIS185SSI4F’s design. Large side doors provide quick access to key engine and compressor parts, making preventative checks, oil changes, and routine service more efficient. An internal lockable tool box offers convenient storage for hoses and hand tools. Durable powder coating and rust-resistant fixtures further extend the unit’s working life.
Advantages Over the Competition
| Feature | DIS185SSI4F MQ Power Air Compressor | Typical 185 CFM Air Compressors |
|---|---|---|
| Engine | Isuzu 49 HP turbo, Tier 4 Final | Varies, often less fuel efficient |
| Sound Level | 69 dB(A) @ 23 ft | 72–80 dB(A) @ 23 ft |
| Digital Diagnostics | Yes, standard | Often optional or analog |
| Weather Resistance | E-coated, powder-coated steel | Standard paint |
| Air Delivery Stability | Superior with rotary screw design | May vary with reciprocating |
| Road Legal & Towable | DOT lights, leaf suspension, 4-hole adjustment | Often optional/at extra cost |
| Toolbox/Service Access | Locking, included | Often external or separate |
Why Choose the DIS185SSI4F MQ Power Air Compressor?
Durability, fuel efficiency, advanced controls, and legendary Multiquip quality make the DIS185SSI4F the air compressor of choice for discerning professionals. Its unbeatable combination of high CFM, quiet operation, user-friendly controls, and field-ready security ensures peak performance for any application—and peace of mind for rental companies and contractors alike.