ELGi/Rotair D300T4F Mobile Air Compressor

The ELGi D300T4F is a heavy-duty portable diesel-powered air compressor delivering 300 CFM at 100 PSI, ideal for large-scale industrial and construction applications. With a durable towable design and Tier 4 Final engine, it ensures reliable, fuel-efficient performance in demanding environments.

Description

Maximum Air Power for Heavy-Duty Demands: ELGi D300T4F Diesel Portable Compressor

Built for high-volume air requirements and the toughest jobsite conditions, the ELGi D300T4F is a powerful diesel-powered air compressor engineered to deliver maximum performance in the field. Designed with industrial, construction, and infrastructure applications in mind, this portable compressor offers 300 CFM at 100 PSI, making it ideal for demanding tasks such as sandblasting, drilling, and multi-tool pneumatic operations. Rugged, efficient, and field-proven, the D300T4F ensures you never run short on air power—no matter the scale of the job.

High Volume Output for Demanding Applications

✔️ 300 CFM at 100 PSI – The D300T4F delivers a powerful air supply that exceeds the capacity of a standard 185 CFM air compressor, enabling operators to power multiple large pneumatic tools simultaneously with no drop in performance.

✔️ Tier 4 Final Diesel Engine – Equipped with a fuel-efficient, emissions-compliant diesel engine, this compressor combines high performance with environmental responsibility—ideal for contractors who need reliable power in regulated areas.

✔️ Continuous Operation and Cooling – A heavy-duty cooling system ensures uninterrupted use during extended work sessions, keeping productivity high and overheating low in the harshest jobsite conditions.

Towable and Tough: Built for the Field

The D300T4F is a true towable air compressor, mounted on a durable trailer with torsion bar suspension, DOT-compliant lighting, and a sturdy tow hitch for easy transport across highways or job sites. Its compact, well-balanced design makes repositioning on-site simple, while heavy-gauge steel construction protects internal components from jobsite wear and weather.

Whether you’re supporting roadwork crews, industrial maintenance, or utility installations, this mobile air compressor is designed for total reliability and convenience in the field.

Operator-Friendly and Low Maintenance

With its intuitive control panel, clear instrumentation, and easily accessible service points, the D300T4F is designed for both ease of operation and streamlined maintenance. Large access doors provide ample space for routine inspections, helping to minimize downtime and reduce long-term maintenance costs.

Why Choose the ELGi D300T4F?

✅ Powerful 300 CFM at 100 PSI output for high-demand pneumatic tools
✅ Outperforms a traditional 185 CFM air compressor in large-scale operations
✅ Fuel-efficient Tier 4 Final diesel-powered air compressor
✅ Fully towable and field-ready portable compressor with durable trailer design
✅ Reliable, rugged, and compact mobile air compressor for versatile applications

When your project requires maximum airflow and maximum uptime, the ELGi D300T4F stands ready. It’s the heavy-duty towable air compressor you can count on to drive productivity and efficiency across every corner of your job site.

Specifications

  • The new Kohler KDI2504-TCR Tier 4 Final diesel engine provides smooth, quiet, and economical operation without DEF or a DPF.
  • ELGi’s air ends are designed and manufactured in house offering low-speed, direct drive air end spins at a maximum of 2600 rpm, reducing heat and virtually eliminating bearing failures.
  • The automatic load and unload feature prevents accidental loaded shutdown and blowback.
  • Galvanized Flex-Edge fenders ensure ultimate strength, durability, and resilience.
  • The 74 HP engine and optional dual-pressure system allow the D300 to be used on job sites where larger compressors are traditionally used.
  • Built to last with a metal enclosure, user-friendly controls and reliable running gear.
  • The open-canopy design allows easy access to the spin-on filters and the oversized coolers for fast cleaning.
  • The ELGi D300T4F comes with a five-year/unlimited hour air end warranty, 1-year/ 2,000-hour full machine warranty, and 3-year / 4,000-hour Kohler engine warranty for complete peace of mind.
  • Curbside-mounted control panel provides convenient operation and maximum operator safety.
  • Easy maneuverability makes it better suited for any applications in moving and directing the work process.
  • 24-gallon steel fuel tank provides for more than a full shift of run time and resists cracking, splitting, and deformation.
  • Kohler’s quiet and efficient engine operates without DEF or a DPF.
  • The intelligent start/stop system prevents cold-starting and blowback.