The transition to electric and hybrid service trucks is reshaping how contractors and fleet managers think about onboard equipment. Among the most critical tools on any service truck is the air compressor, which powers pneumatic tools, inflates tires, and runs equipment at job sites. Until recently, most service truck air compressors were engine-driven, consuming fuel and producing emissions and noise. That landscape is shifting with the launch of the VMAC e30, a compact battery electric powered rotary screw air compressor developed in partnership with Stealth Power. Unveiled at NTEA’s Work Truck Week, this all-electric compressor marks a significant step forward for contractors seeking cleaner, quieter, and more efficient mobile power solutions. Industry observers tracking Leadership Change At Hitachi Global Air Power Strategic trends will recognize the broader momentum behind electric air compressor innovation across the construction and service truck sectors.
The VMAC e30 with Stealth Power: Technical Specifications and Design Philosophy
The VMAC e30 represents a deliberate engineering response to the growing demand for electrified vocational truck equipment. Rather than adapting an existing engine-driven compressor to accept battery power, VMAC and Stealth Power designed the e30 from the ground up as an integrated electric system. The result is a compressor that delivers professional-grade performance in a package suited for electric and hybrid service trucks and vans.
Core Performance Metrics
At the heart of the VMAC e30 is a 30 CFM rotary screw compressor that delivers continuous air at 100 psi, with a maximum pressure rating of 150 psi. The rotary screw design, protected by VMAC’s patented technology, provides 100% duty cycle performance. This means the compressor can run continuously at full output without overheating or requiring cooldown periods, which is essential for demanding job site applications where pneumatic tools run for extended durations.
The key specifications include:
- Air delivery: 30 CFM (cubic feet per minute) continuous output
- Operating pressure: 100 psi standard, 150 psi maximum
- Compressor type: Patented rotary screw, 100% duty cycle
- Power source: Battery electric (integrated Stealth Power NMC battery system)
- Runtime: Up to 75 minutes at full air output per charge
- Noise level: 64 dB at 21 feet
- Emissions: Zero (fully electric operation)
- Manufacturing origin: North America
Battery Technology and Runtime Advantages
The battery system is where the VMAC e30 differentiates itself most clearly from competing electric compressor solutions. Stealth Power’s advanced NMC (nickel manganese cobalt) lithium-ion battery technology delivers 92% more runtime per charge than comparable systems on the market. This translates to up to 75 minutes of continuous compressor operation at full air output, which covers the majority of daily service truck air demands without requiring a midday recharge.
The NMC chemistry was chosen for its high energy density and thermal stability, both critical factors in a mobile job site environment where ambient temperatures fluctuate and space for battery packaging is constrained. The system charges from the vehicle’s electrical system and can also accept shore power when the truck is parked overnight in the shop.
Benefits for Service Truck Operators and Fleet Managers
Fleet managers evaluating the VMAC e30 will find several operational advantages that extend beyond the obvious environmental benefits. The transition from engine-driven to electric compressor technology changes how service trucks are specified, operated, and maintained. The broader shift toward Electric Work Trucks for Builders New Generation Pickups reflects the same underlying market forces driving adoption of electric auxiliary equipment like the e30.
Noise Reduction and Job Site Compliance
At 64 dB measured from 21 feet, the VMAC e30 operates at conversation-level volume. This is a dramatic reduction compared to engine-driven compressors, which typically run at 80 to 90 dB or higher. The lower noise profile offers several practical benefits:
- Compliance with municipal noise ordinances that restrict loud equipment during early morning or evening hours
- Reduced operator fatigue over long shifts, as prolonged exposure to high noise levels accelerates fatigue and reduces situational awareness
- Ability to work in noise-sensitive environments such as hospitals, schools, and residential neighborhoods without disturbing occupants
- Improved communication between crew members on site, reducing the need for hand signals or raised voices
Elimination of Idling and Fuel Consumption
Engine-driven compressors require the service truck’s engine to idle whenever pneumatic tools are in use. Depending on the duty cycle, this can account for several hours of idling per day, burning diesel or gasoline without moving the vehicle. The VMAC e30 eliminates this entirely by drawing power from its dedicated battery pack. The impact on total cost of ownership is measurable:
| Cost Factor | Engine-Driven Compressor | VMAC e30 Battery Electric |
|---|---|---|
| Fuel consumption at idle (per 8-hour shift) | 2 to 4 gallons diesel | Zero (electric only) |
| Engine hours accumulated (annual) | 1,000+ idle hours | No additional engine wear |
| Oil change interval impact | Shortened by idle hours | No change from normal schedule |
| Emissions at job site | Diesel exhaust + particulate | Zero tailpipe emissions |
| Noise level (at 21 ft) | 80 to 90 dB typical | 64 dB |
Fleet operators who have already invested in hybrid or battery electric service trucks will find the e30 a natural complement, as it preserves the zero-emission and low-noise profile of the host vehicle. Operators of conventional diesel trucks still benefit from reduced engine wear and fuel savings when the compressor runs on battery power rather than forcing the engine to idle.
Stealth Intelligence: Data-Driven Fleet Optimization
One of the distinguishing features of the VMAC e30 is the optional Stealth Intelligence system, built around a data collection module (DCM) that monitors compressor performance in real time. This capability aligns with the broader trend toward telematics and predictive maintenance in construction equipment, giving fleet managers visibility into how their mobile air compressors are actually performing in the field.
Real-Time Performance Monitoring
The DCM captures and transmits operational data including:
- Compressor runtime and duty cycle statistics
- Battery state of charge and discharge patterns
- System temperature and pressure readings
- Fault codes and diagnostic alerts
- Usage trends across the fleet
This data is accessible through a fleet management dashboard, enabling managers to identify underperforming units, schedule maintenance before failures occur, and optimize compressor deployment based on actual usage patterns. For a fleet with multiple service trucks operating across different regions, the ability to compare compressor performance data at a glance translates into more informed purchasing and allocation decisions.
Predictive Maintenance and Reduced Downtime
Rather than relying on fixed-interval maintenance schedules, the Stealth Intelligence system flags emerging issues based on real operating conditions. If a compressor begins running hotter than normal or drawing more current than expected, the system alerts the fleet manager before the issue escalates into a breakdown. This shift from reactive to predictive maintenance is particularly valuable for service trucks, where an inoperative compressor can idle an entire truck and crew for the day.
The telematics capability also supports fleet optimization efforts that go beyond individual compressor health. Over time, accumulated data reveals patterns such as which trucks use compressed air most heavily, which routes or job types demand the most runtime, and whether the 30 CFM rating of the e30 is sufficient for specific applications. This evidence base helps fleet managers right-size equipment and avoid overspending on capacity they do not need.
Market Context and Integration with Modern Service Trucks
The launch of the VMAC e30 arrives at a time when the work truck industry is undergoing fundamental changes in vehicle propulsion and auxiliary power architectures. The Strategic Moves in Compressed Air Hitachi Global Air market demonstrate that the compressed air equipment sector is actively consolidating and innovating to meet evolving customer demands. Electric auxiliary equipment is a natural next step in this progression.
Compatibility with Electric and Hybrid Vehicle Platforms
The VMAC e30 was designed specifically for integration with next-generation electric and hybrid service trucks and vans. Its compact form factor allows installation without sacrificing significant cargo space, and its lightweight construction minimizes the payload penalty that would reduce vehicle range. The system integrates with the vehicle’s high-voltage electrical architecture, drawing charge from the same battery pack that powers the drivetrain in pure electric platforms, or from a dedicated auxiliary battery in hybrid configurations.
For fleet managers specifying new service trucks, the availability of a proven electric compressor like the e30 simplifies the transition to electric vehicles. Rather than ordering an electric chassis and then struggling to find compatible auxiliary equipment, specifiers can configure a complete all-electric service truck with matched components from the factory or through established upfitter networks.
Applications Across Construction Trades
The 30 CFM output and 150 psi maximum pressure of the VMAC e30 cover a wide range of construction and service applications. Common uses include:
- Operating impact wrenches and pneumatic ratchets for truck and equipment repairs in the field
- Powering jackhammers and air picks for light demolition and excavation work
- Running air-powered nail guns and staplers in framing and finishing operations
- Inflating truck tires and equipment tires to specification
- Supplying air for sandblasting and surface preparation attachments
- Operating air-over-hydraulic jacks and shop presses on service calls
Contractors already familiar with Pneumatic and Compressed Air Equipment in Construction Air will recognize that the e30 covers the midrange of jobsite air demands that account for the majority of service truck compressor usage.
Industry Reception and Strategic Significance
The collaboration between VMAC and Stealth Power brings together two specialized manufacturers: VMAC with decades of compressed air engineering experience and Stealth Power with proven battery and power management technology. Gordon Duval, VMAC’s vice president of sales and marketing, described the e30 as a compact, powerful, and lightweight solution for fleet managers and service truck operators transitioning to electric and hybrid vehicles. Christina Arrington, SVP of strategic growth at Stealth Power, noted that the e30 is positioned to redefine mobile power efficiency through its superior runtime, advanced data capabilities, and compact design.
The unveiling at Work Truck Week, one of the largest trade events for the vocational truck industry, signals that both companies see the electric auxiliary equipment market as ready for mainstream adoption. With more than 500 exhibitors at the event, the e30 launch stood out as a concrete example of electrification moving beyond the drivetrain and into the tools and equipment that make service trucks productive.
Conclusion
The VMAC e30 with Stealth Power represents a practical, production-ready solution for electrifying one of the most energy-intensive auxiliary systems on a service truck. Its 30 CFM rotary screw compressor, advanced NMC battery technology, ultra-quiet operation, and integrated telematics make it a compelling option for fleet managers who want to reduce fuel costs, lower emissions, and improve job site working conditions without sacrificing productivity. As electric and hybrid service trucks become more common across the construction industry, purpose-built electric auxiliary equipment like the e30 will play an essential role in making the transition viable for contractors who depend on compressed air every day.