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PTO Air Compressor
PTO Air Compressor Systems — Custom PTO Driven Compressors | Pangeng
Custom designed PTO powered air compressors, 60+ to 1,000+ CFM for service trucks, drilling rigs, and Industrial vehicles. Custom manufactured to meet your needs including rotary screw, piston, tandem screw-piston compressor.
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System Specifications
- CFM Range
- 60 – 1,000+ CFM
- Max Pressure
- Up to 50 MPa (7,250 PSI)
- Drive Types
- PTO Shaft / Engine / Electric Motor
- Cooling
- Air-cooled & Water-cooled
- Mounting
- Truck-mount / Skid-mount / Trailer
- Customization
- Full OEM/ODM Capability
Why Fleet Operators Switch to PTO Air Compressors
A tow-behind diesel air compressor is 2,400 or more pounds, costs $27,000-$34,000 to buy, and owns your hitch for every job. A PTO air compressor system, mounted underdeck, is about 400 pounds, $18,000-$20,000 installed, and owns your hitch, bed space, and maintenance budget all at once. At half the cost of tow-behinds, a PTO system frees your budget and your hitch in one move — which is why fleet operations from service and construction to drilling are making the transition. Where some truck-mounted underdeck systems, such as Vanair, struggle with airflow and temperatures in tight spaces, Pangeng engineers each unit to deliver full thermal capacity right from the start.
The main advantage to PTO drive system is “you” get to be eliminated. Get rid of “that” diesel engine, which also means no more fuel cost, no more oil changes, no more filter changes, no more engine rebuilds! Get rid of that trailer, which results in the elimination of registration costs, tire cost, and parking lot headache grinds. Now what about the extra 2000#’s? Over the road, that translates to fewer miles per gallon, and in short hauls, it translates to more brake and drivetrain longevity for your truck!
For the fleet manager tabulating cost per vehicle per year, the calculation is simple. In industry, ancillary tow-behind diesel compressor systems require $3,200-$4,800 worth of annual maintenance and operation costs in addition to the purchase price. PTO compressor systems draw power from the truck engine you are responsible for maintaining so your normalized annual compressed air cost is reduced to nearly zero benefit when amortized over 10 years. That totals up to $20,000-$40,000 per unit.
In addition to financial savings, there’s also a benefit in operations. A small PTO driven air compressor ensures your vehicle is there ready to work – no unhitching, no positioning a trailer, no running a second engine. Your team is connected to air tools and working. This system is space saving, lightweight and built-in to your vehicle.
Pangeng PTO Compressor Series — Models & Selection Guide
Pangeng produces three sets of products comprising PTO compressor and vehicle-mounted air compressor system, specialized design for different pressure, flow, and mounting demands. From 185 CFM for general purposes, to 1000+ CFM high-pressure drilling jobs, the available product below should cover it. All sets are ordered as a finished air compressor system – compressor, cooler, separator, controller, and mounting kit.
LGF.VF Series
Screw-Piston Tandem Series
High pressure air for industrial use (double trapped), first stage for a rotary screw compressed to 8-15 MPa in one small space. Six stages of pistons boosting in between to one effective outlet.
- Models
- LGF.VF-10/80 through LGF.VF-31/150
- Capacity
- 10–31 m³/min (350–1,095 CFM)
- Pressure
- 8–15 MPa (1,160–2,175 PSI)
- Stages
- 3–4 stage screw-piston tandem
- Cooling
- Air-cooled
- Drive
- Electric motor (132–500 kW) or diesel
VF-C / VF Series
Drilling Air Series
Vehicle-mounted piston compressor for oil field and drilling applications. Includes truck mount or skid mount with Cummins engine options.
- Inlet
- 1.7–3.45 MPa boosted air
- Output
- 8–15 MPa (1,160–2,175 PSI)
- Type
- V-type piston / 1–3 stages
- Drive
- Cummins NT855 diesel or electric
- Mount
- Skid-mount or truck-mount
- Duty
- 100% continuous duty cycle
MZD / XFZD Series
Membrane Nitrogen Boost Series
Designed specifically for oil recovery nitrogen injection. Screw + piston booster design – pressure capability of up to 50 MPa (7,250 PSI).
- N2 Flow
- 200–1,200 Nm³/h
- Pressure
- 25–50 MPa (3,625–7,250 PSI)
- Config
- Screw + piston boost
- Application
- Nitrogen injection, EOR
- Mount
- Skid-mount / trailer
- Control
- PLC automated system
| Model | Capacity | Pressure | Stages | Cooling | Drive Type |
|---|---|---|---|---|---|
| LGF.VF-10/80 | 10 m³/min (353 CFM) | 8 MPa (1,160 PSI) | 3-stage tandem | Air-cooled | Electric 132 kW / Diesel |
| LGF.VF-15/80 | 15 m³/min (530 CFM) | 8 MPa (1,160 PSI) | 3-stage tandem | Air-cooled | Electric 200 kW / Diesel |
| LGF.VF-24/80 | 24 m³/min (848 CFM) | 8 MPa (1,160 PSI) | 3-stage tandem | Air-cooled | Electric 355 kW / Diesel |
| LGF.VF-31/80 | 31 m³/min (1,095 CFM) | 8 MPa (1,160 PSI) | 4-stage tandem | Air-cooled | Electric 500 kW / Diesel |
| LGF.VF-10/150 | 10 m³/min (353 CFM) | 15 MPa (2,175 PSI) | 4-stage tandem | Air-cooled | Electric 185 kW / Diesel |
| LGF.VF-15/150 | 15 m³/min (530 CFM) | 15 MPa (2,175 PSI) | 4-stage tandem | Air-cooled | Electric 250 kW / Diesel |
| LGF.VF-24/150 | 24 m³/min (848 CFM) | 15 MPa (2,175 PSI) | 4-stage tandem | Air-cooled | Electric 400 kW / Diesel |
| LGF.VF-31/150 | 31 m³/min (1,095 CFM) | 15 MPa (2,175 PSI) | 4-stage tandem | Air-cooled | Electric 500 kW / Diesel |
| VF-C (Drilling) | 25–72 m³/min | 8–15 MPa | 1–3 stage piston | Air/Water | Cummins NT855 / Electric |
| MZD/XFZD (N2) | 200–1,200 Nm³/h | 25–50 MPa | Multi-stage boost | Air/Water | Electric / Diesel |
| Application | Recommended Series | CFM Range | Pressure | Key Advantage |
|---|---|---|---|---|
| Service truck general | LGF.VF-10 to 15 | 350–530 CFM | 8–15 MPa | Compact tandem design |
| Oil field drilling | VF-C series | 25–72 m³/min | 8–15 MPa | Cummins engine, truck-mount |
| Nitrogen injection | MZD/XFZD | 200–1,200 Nm³/h | 25–50 MPa | High-pressure boost |
| Construction/utility | LGF.VF-10/80 | 350 CFM | 8 MPa | Air-cooled, electric drive |
High efficiency rotary screw air end in our LGF.VF tandem series handles first stage compression, then delivers to a multi-stage piston section for final pressure; this combination of screw for volume, piston for pressure provides performance not achieved by a stand-alone rotary screw air compressor, or a reciprocating compressor. Each air compressor system includes an air tank, all interconnecting piping, installation kit and detailed mounting instructions. For truck installations, chassis-specific bracket drawings and hydraulics-to-drive system connection information is provided.
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PTO Air Compressor vs Tow-Behind vs Engine-Driven — Performance Comparison
Deciding between a PTO underdeck system, tow-behind diesel driven compressor, and an engine driven standalone is primarily a matter of CFM requirement, budget and restrictions of the vehicle you are installing on. The below table provides real CFM numbers – not subjective ratings.
| Parameter | PTO Underdeck | Tow-Behind Diesel | Engine-Driven Standalone |
|---|---|---|---|
| Typical CFM Range | 60–300 CFM | 185–1,600 CFM | 30–185 CFM |
| Max Operating Pressure | 150–250 PSI | 100–150 PSI | 90–175 PSI |
| Duty Cycle | 100% continuous | 100% continuous | 50–70% intermittent |
| Weight | 300–600 lbs | 2,400–4,500 lbs | 200–800 lbs |
| Typical Purchase Price | $18,000–$20,000 | $27,000–$34,000 | $3,000–$8,000 |
| 10-Year Maintenance Cost | Lower ($2,000 savings/unit) | Higher (separate engine) | Moderate |
| Fuel Efficiency | Uses truck engine | Separate diesel engine | Separate gas engine |
| Installation Time | 8–16 hours | N/A (trailer) | 4–8 hours |
| Noise Level (typical) | 65–75 dB | 75–90 dB | 70–85 dB |
| Bed Space Impact | Zero (underdeck) | N/A (external) | Partial bed use |
The PTO underdeck system is the answer when continuous demands of 60-300 CFM compressed air are needed from a work truck without leaving your bed space, truck towing, or traffic maneuverability sacrificed on the trade-off. Tow-behind costs only make sense when your total CFM requirements are exceeding what a PTO drive provides – over 300 CFM for most truck mounted configurations. Engine driven standalone units are the solution for light-duty, intermittent use such that price is the dominant consideration with 185 CFM or less meeting the needs. For service truck fleets making daily runs, the truck mounted air compressor provides the greatest ROI. Pangeng’s all air-cooled design using oversized heat exchangers prevents the common problem of systems operating in a tight underdeck space from failing. Our engineered design takes the reduced airflow under the chassis into account with an increased heat exchanger surface area of an additional 15-20% above the common calculation, enabling your truck engine-mounted air compressor to meet its target operating temperature in sustained tasks.
Applications — Service Trucks, Drilling Rigs & Industrial Vehicles
PTO air compressor systems meet the compressed air needs of any vehicle-powered operation. These six newmarket segments are the major operating groups where we see Pangeng equipment used – each with specific CFM, pressure, and duty cycle needs that determine which model best fits your needs.
SVC
Service Truck Fleets
Tire service, mobile repair mechanics and utility repair trucks are best served by PTO systems. An underdeck model providing60-200 CFM of truck-mounted compressed air keeps the unit within the limits of the vehicle’s GVWR – critical when your utility vehicle already has2,000+1b of tools, parts and crane equipment and there is no room to spare. The net weight savings of2,000 lbs over a tow-behind bring you within legal limits at the weigh station. Fleet operators report improved MPG and fewer DOT weight violations by installing vehicle mounted air compressor systems.
OIL
Oil Field & Drilling Operations
Drilling, well testing, and pipeline purging require mid- to high-pressure air in excess of 300 CFM at 8-15 MPa. Pangeng has designed the VF-C drilling series specifically for this application using Cummins NT855 engines, top V type piston compressors, truck/ skid mount frames for 24 hrs/day use in the field. These units are capable of 1.7-3.45 MPa final pressure from the boosted inlet gas at 1.7-3.45 MPa from the primary compressor to the well head.
CON
Construction & Infrastructure
Pneumatic tools, sandblasting, etc., all use 100% duty cycle for continuous use, not the intermittent duty cycle of a compressor that must sit still for a time between demands to “recover.” Rotary screw PTO systems provide that all day, every day of the week, all while being pretty quiet and idling near zero emissions. Most single-operator situations will do just fine with an 185 CFM unit, but larger crews may require the LGF.VF-15, rated for 530 CFM.
AGR
Agriculture & Farm
Tractor PTO air compressors service tire inflation, grain handling aeration and equipment maintenance needs over large acreage farms. The PTO shaft coupling from the tractor transmission eliminates the need for a separate power source. Smaller models output 60- 100 CFM that can power pneumatic tools, spray systems and grain conveyors.
FIR
Fire Service & Emergency
CAFS (Compressed Air Foam Systems) on fire trucks need to supply a constant, reliable compressed air source at between 100-150 PSI. PTO driven systems will turn on the second they get to the scene of the fire – no warm up period. Because they are lighter than a stand alone systems fire vehicles can carry additional water, foam concentrate or rescue gear.
CHM
Chemical & Energy
Nitrogen injection for improved oil production, hydrogen compression to power cell uses and biogas compression for power generation – Pangeng partial gases line already presents its services to mobile power. Our MZD/XFZD series supplies nitrogen 25-50 MPa for injection at the wellsite and customized solutions for other process gases.
Certifications, Standards & Quality Assurance
CE Marking
EU Pressure Equipment Directive 2014/68/EU
ISO 9001
Quality Management System Certified
ASME BPVC
Section VIII, Division 1 — Pressure Vessels
CRN Ready
Canadian Registration Number Available
Pangeng’s manufacturing base in Bengbu, Anhui Province has CNC machining centers, dedicated assembly lines and a full-scale test bay on which all compressor are tested under load before departure. With over 20 years experience as a gas compressor manufacturer designing systems to process air, nitrogen, hydrogen, natural gas and biogas we apply pressure vessel engineering discipline to every unit we produce.
Our process for making the units uses ISO 9001:2015 for inspection of the raw materials, all the way through to final test. Castings and forgings are ultrasonic and radiography tested. Air end rotors are ground to 0.01mm tolerances. All assembled units run for 4 hours under load, vibration analysis, temperature measurements and pressure decay test results are saved in a unit specific quality file that comes with the compressor. Our every system is sold with a system warranty, which reflects our confidence in the process – supported by a spare parts logistics network that reaches customers in Asia, the Middle East, Africa and South America.
For export customers, all the certification paperwork required for import into your country (CE certificates, material test reports, welding procedure qualifications and pressure test records) is supplied in the format suitable for your country’s authority.
Procurement Guide — Pricing, Lead Time & OEM Customization
PTO compressor pricing is based on 6 main factors: compressor type (rotary screw, piston, tandem screw-piston), compressor input (CFM), pressure rating, drive system (Electric motor, diesel engine, Equipment PTO shaft), mounting configuration (truck mount, skid, trailer), and accessory options such as air dryers, filtration kits, remote controls, and additional air tank capacity. As each Pangeng system can be customized to your exact application, we quote each project accordingly. Please contact us for a quote based on your specifications.
Lead Time
The standard build from our production line generally ships faster than a full custom build—please speak with our sales team for the lead time of your project. We stock standard air ends, pistons, coolers and control panels to expedite custom assembly.
OEM/ODM Capability
Pangeng supplies a full OEM and ODM capacity factory. We can engineer and manufacture to your drawings or develop a new system from your performance specs. Customization is available for voltage (50/60 Hz, any voltage), frequency, pressure ratings, gas type (air, N2, H2, biogas), mounting dimensions, paint/branding and control system integration. We can also OEM a PTO air compressor to sale, if you want.
Order Flexibility
We cater to individual prototype orders and large fleet orders. We support international payment terms of T/T, L/C and others trade finance instruments. Hs Equipment provides after-sales services like spare parts shipping within 48 hours of order for stocked items, remote technical support through video call, user installation manual and operators’ training for fleet deployment.
2. International Market of China Electrolytic Desalination Equipment Market Prestone: So far, Prestone has been developed to provide global market. The main targets go to the energy-saving, environment-protection electrolytic desalination equipment 2014 and the water reuse products 2012 and branded international marketing. At the same time, Prestone makes the step to dry water treatment equipment Hs Equipment: The new product is the Electrolytic desalted water drying equipment. So far, the water enterprises wanting to produce EN150 from salt water have gained the EN150 technology owned by RGE. Since there is no competitor in desalted water drying this mission of market development was taken on by RGE. In the future, DesalWT Provider needs to fulfill the following target Standard worlds large energy saving Evaporation specification; International standard product: Desal water drying industry.
3. PMID:
Pangeng — pgcompress.com
PTO Air Compressor Sizing Calculator
Answer a few questions about your application and we will recommend the right compressor model, matched to your exact requirements.
1
Application
2
Air Demand
3
Pressure
4
Drive & Mount
5
Results
Step 1 of 5: Select Your Application
Choose the industry or use case that best describes your primary need.
Step 2 of 5: Calculate Air Demand
Select the tools you will run simultaneously and set quantities. We add 20% headroom automatically.
Total CFM Required (with 20% headroom)
0 CFM
Based on maximum rated CFM per tool × quantity × 1.2 safety factor
Step 3 of 5: Pressure Requirements
Select the maximum working pressure your application demands.
Step 4 of 5: Drive & Mounting
Tell us how you plan to power and mount the compressor.
Drive Type
Mounting Configuration
Your Recommended Compressor
Based on your inputs, here is the best-matched Pangeng model for your application.
PTO Air Compressor FAQ
Part of the PTO driven air compressor is attached between your truck’s power take-off shaft and your vehicle. By keeping the power source of the air compressor in the truck, the weight, expensive cost and maintenance requirements of a second engine are eliminated, while still providing on demand compressed air to the unit.
Vehicle transmission transmits torque via the PTO shaft to drive the compressor pump, which may be rotary screw air end, or reciprocating piston type. Compressor pump in turn intakes the ambient air, compresses it, with the intake air being passed through aftercooler and moisture separator, it is then fed into an on board air tank, and from there in turn it travels to air-tools, pneumatic systems, or parts of equipment at the PSI needed. Because of the connection to the drive-shaft, the compressor will run all the time while the vehicle engine is running, as long as the PTO is engaged.
Size is determined by your highest (simultaneous) CFM of air demand. Service trucks using impact wrenches or tire equipment normally demand 60-200 CFM. Drilling at high RPM consumes over 300 CFM. Industrial vehicles that feed 2+ pneumatic tools simultaneously often need 500+ CFM. Select your highest simultaneous tool demand + 20% headroom to determine the correct one. The most common single-operator service truck system is 185 CFM of air combined with a 30-gallon receiver tank.
Compared to $27,000-$34,000 for an equivalent tow-behind diesel unit, the same board and engine array installed onto a $18,000-$20,000 yields an upfront $7,000-$16,000 saving per unit. Further savings accrue as the new plant suffers no independent engine charge, trailer registration fees, lower fuel costs for tow weight and insurance. Total cost of ownership over a 10year service life shows an even greater benefit in its favor.
PSI (pounds per square inch): measures pressure-the force of compressed air. CFM (cubic feet per minute): measures volume flow rate-how much air your compressor can provide per minute. Both are important: your air tool will have minimum PSI requirements and maximum CFM requirements to run indefinitely without pressure drops. A 185 CFM compressor at 150 PSI provides the required pressure and volume to accomplish most service truck jobs.
Yes- rotary screw PTO compressors provide 100% duty cycle, capable of operating on-demand without cool down periods. Reciprocating (piston) compressors operate at roughly 50-70% duty cycle and need downtime/ cooloff periods. For prolongeruns -drilling, sandblasting, utilizing multiple air tools- the correct choice is a rotary screw air end. Pangeng screw-piston tandem combination produces for high pressure combined with continuous duty operation provides 60+ CFM to 1,000+ CFM of air in a single high performance, field-ready unit.
Yes. Pangeng has over 20 years experience producing OEM/ODM screw-piston tandem machine configurations and multi-stage boosting compression systems for-field pressures of 50+ MPa and gas types including air, nitrogen, hydrogen, corrosives. We can customize voltage, frequency, pressure, mounting dimensions, and control systems. Give us your specifications; we will tell you precisely how we can match that performance.