ELGi/Rotair D425T4F Mobile Air Compressor

The ELGi D425T4F is a heavy-duty portable diesel-powered air compressor delivering 425 CFM at 100 PSI, ideal for large industrial and construction applications. Its towable design and Tier 4 Final engine ensure powerful, fuel-efficient performance on demanding jobsites.

Description

Heavy-Duty Performance Anywhere: ELGi D425T4F Diesel Portable Compressor

When your job demands maximum air power and nonstop reliability, the ELGi D425T4F delivers without compromise. Built for high-demand industrial, construction, and utility applications, this diesel-powered air compressor offers a robust 425 CFM at 100 PSI to support large pneumatic tools and air-intensive operations. With its rugged design, field-ready features, and exceptional fuel efficiency, the D425T4F is engineered to perform in the most challenging environments.

Unrivaled Airflow for Demanding Applications

✔️ 425 CFM at 100 PSI – The D425T4F provides powerful airflow for equipment such as rock drills, sandblasters, jackhammers, and other air-hungry tools. Whether you’re working on a pipeline, quarry, or highway infrastructure project, this compressor keeps up with your toughest demands.

✔️ Tier 4 Final Engine – Its environmentally friendly diesel engine meets strict emissions standards while maintaining high performance and fuel efficiency—making the D425T4F a reliable choice for contractors who care about compliance and cost control.

✔️ Continuous Use Design – Designed to run all day, every day, this diesel-powered air compressor features advanced cooling systems and superior air/oil separation for uninterrupted operation under pressure.

Built to Travel: Mobile and Towable

As a rugged towable air compressor, the D425T4F features a durable, highway-rated trailer frame with DOT-compliant lights and torsion bar suspension for smooth, safe transport. Its compact yet powerful footprint makes it easy to position and tow, while integrated lifting points ensure simple loading and unloading. From construction zones to remote industrial sites, this mobile air compressor is built to go wherever you need dependable air power.

Durability Meets Easy Operation

The D425T4F is protected by a heavy-gauge steel canopy that shields internal components from jobsite wear and tear. Its user-friendly control panel provides simple access to operating controls and system status, while wide-opening service doors and grouped maintenance points make servicing quick and efficient. The result? Less downtime, more productivity.

Why Choose the ELGi D425T4F?

✅ High-capacity 425 CFM at 100 PSI airflow for intensive pneumatic applications
✅ Efficient and eco-friendly diesel-powered air compressor
✅ Designed for mobility as a dependable towable air compressor
✅ A tough, compact, and efficient portable compressor for large-scale jobs
✅ Trusted mobile air compressor solution for construction, mining, and industrial use

When your operation requires serious air power, the ELGi D425T4F offers the perfect blend of performance, portability, and durability—delivering reliable compressed air wherever the job takes you.

Specifications

  • Cummins QSF 3.8 Tier 4 final diesel engine provides smooth, quiet, and economical operation along with 11 hours of run time.
  • Rear-mounted electronic control panel provides convenient operation and maximum operator safety.
  • Galvanized flex-edge fenders ensure ultimate strength, durability and resilience.
  • The large, double-door on both sides of the D425T4F allow for easy access to the spin-on filters and the oversized coolers for fast cleaning.
  • The intelligent start/stop system prevents cold-starting and blowback.
  • The ELGi D425T4F comes with a five-year / unlimited hour air end warranty, 1-year / 2,000-hour full machine warranty, and a 2-year / 2,000-hour Cummings engine warranty to provide peace of mind and long-term reliability.
  • Two 3/4″ and one 1/2″ service outlets located on the rear near the control panel for operator safety and allows for complete control from one location.
  • 53-gallon steel fuel tank provides for more than a full shift of run time at full load and resists cracking, splitting, and deformation.
  • Murphy controller offers flexible control with built-in monitoring and protection.
  • Cummins’ quiet and efficient engine provides 11 hours of runtime.