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Quick Verdict — 50HP rotary screw compressor
Short verdict: The Chery Industrial 50HP rotary screw compressor delivers CFM at PSI (max 130.5 PSI), with a 60-gallon tank, a kW motor (3530 RPM, star-delta start) and 460V 3-phase power — and it is a solid buy for heavy industrial use if you have the correct electrical service and parts support.
We include the focus keyword here for clarity: 50HP rotary screw compressor — this model targets shops needing continuous, heavy-duty air output rather than DIY or light-commercial tasks.
Actionable takeaway:
- Buy if: you run multi-tool production lines, spray booths, or continuous duty manufacturing equipment and you have 460V 3-phase power and a maintenance plan.
- Avoid if: you lack three-phase service or local parts/support, or you only need intermittent, low-CFM tools where a smaller compressor or rental makes sense.
Product Overview
Product name: Chery Industrial 50HP Rotary Screw Air Compressor 219CFM 125PSI Fixed Speed Industrial Heavy Duty Air System (219CFM-50HP-460V).
ASIN: B0GG8TZYN3 — Availability: Amazon data shows the price listed as $0.00 and the listing note: “This item cannot be shipped to your selected delivery location.” That typically indicates a freight-only listing or regional restriction in 2026.
Key specs (from the product description):
- Airflow: 219 CFM
- Rated pressure: 125 PSI (max 130.5 PSI)
- Motor: 37 kW (50 HP), RPM, star-delta start
- Tank: 60 gallons
- Voltage: 460V 3-phase
- Dimensions: 55.11 x 39.37 x 47.24 inches
- Noise: 63±2 dB(A)
Key Specifications Table
Quick reference table to check fit with your shop. Highlighted numbers are the ones most buyers check first.
| Spec | Value |
|---|---|
| Airflow (CFM) | 219 CFM |
| Rated / Max Pressure | 125 PSI / 130.5 PSI |
| Motor | 37 kW (50 HP), RPM, star-delta |
| Tank | 60 gallons |
| Voltage | 460V 3-phase |
| Dimensions (LxWxH) | 55.11 x 39.37 x 47.24 in |
| Ambient intake | 0–104°F |
| Noise | 63±2 dB(A) |
Check these measurements against your needs:
- Air tool demands per minute: add peak CFM of all tools you may run concurrently and compare to CFM continuous rating.
- Peak vs continuous CFM: ensure your tools’ surge needs (e.g., spray guns, sandblasters) don’t exceed the compressor’s ability to recover between cycles.
- Electrical fit: confirm 460V 3-phase availability and appropriate breaker sizing for a kW motor.
Key Features Deep-Dive — 50HP rotary screw compressor specs
This deep-dive covers the functional areas most buyers ask about. We break the unit into five H3 subtopics to give actionable sizing and maintenance advice.
Airflow & Pressure (50HP rotary screw compressor)
Data points: rated 219 CFM at 125 PSI, max 130.5 PSI. That combination supports sustained multi-tool operation.
What CFM supports:
- Two to three automotive paint guns (each ~30–60 CFM) running with booth ventilation and pulse recovery.
- Multiple heavy pneumatic tools — e.g., three impact wrenches (20–50 CFM each intermittent) plus sanders or grinders in staggered use.
Sample use-cases:
- Auto paint booth: A typical HVLP gun needs 15–30 CFM continuous; including booth air handling, expect 80–120 CFM for one booth. The Chery unit offers comfortable headroom for a single booth plus other tasks.
- Machine shop: Continuous pneumatic presses and multiple grinders can run at 150–200 CFM combined; this unit can handle such loads with sensible duty planning.
Actionable tip (sizing): Add up the working CFM of the tools you plan to run simultaneously, then add 25% for safety and leaks. If your total is under CFM, the unit gives comfortable recovery; if close to CFM, plan a duty schedule or a second compressor for redundancy.
Motor & Drive
Data points: kW (50 HP) motor, RPM, star-delta starting, direct-coupled airend — the direct coupling gives 100% power transmission with no belt loss.
Why the motor matters: star-delta start reduces inrush current compared with direct-on-line starting, easing electrical startup stress. The RPM synchronous-ish speed is typical for industrial electric motors matched to rotary screw airends.
Actionable tip (electrical sizing): Before purchase, have a licensed electrician confirm service capacity and calculate full-load amps (FLA) and appropriate breaker/contactor ratings — we estimate a kW motor will draw roughly in the high 40s to low 60s amps at 460V depending on efficiency and power factor, so plan for a properly rated disconnect and motor starter.
Step-by-step:
- Confirm available 460V 3-phase feed and distance from panel to avoid voltage drop.
- Request the motor nameplate FLA from seller/manufacturer before ordering.
- Install a star-delta starter or VFD per your facility policy; star-delta is built-in for reduced inrush on this model.
Tank & Duty Cycle
Data points: 60-gallon tank; fixed-speed operation (no VFD). A 60-gallon tank smooths pressure and reduces short cycling, but fixed-speed compressors run the motor whenever system pressure drops below the cut-in setpoint.
How tank size and fixed-speed affect operations: the tank provides short-term reserves to cover short spikes; however, continuous high-demand operation forces the compressor to run long periods because there is no variable-speed modulation.
Actionable tip (runtime planning): Use the tank to buffer brief surges. For continuous loads above ~60–70% of rated CFM, plan for continuous-run cooling capacity and a maintenance schedule to match duty hours. If you expect frequent partial loads, consider whether a VFD model or a second smaller unit for peak sharing would lower runtime and energy cost.
Step-by-step check:
- Calculate required reserve CFM for tool bursts (CFM x burst duration).
- Confirm receiver drain capacity and automated drains during commissioning.
- Record run/cycle times during a 24-hour break-in to evaluate duty cycle.

Thermal Control & Noise
Data points: ambient intake range 0–104°F and noise rated at 63±2 dB(A). Thermal limits mean the unit tolerates typical shop temperatures but needs proper ventilation at the high end.
Heat management: under continuous duty the cooler and ventilation are critical. If your shop hits 90–100°F in summer, position the compressor with clear airflow, keep coolers clean and consider supplemental ventilation to prevent thermal trips.
Noise in context: dB(A) is about the level of a normal conversation at feet — quieter than many 50HP belt-drive packages which often run in the high 60s. Customer reviews indicate several buyers find the unit reasonably quiet for an industrial 50HP machine.
Actionable tip: Allow a 24–36 inch clearance around the cooler and outlet, install in a ventilated room or acoustic enclosure if noise is a concern, and measure dB(A) at operator positions during commissioning.
Build & Maintenance
Data points: direct-coupled airend and oil-lubricated rotary screw design. This configuration reduces belt changes and alignment maintenance but requires scheduled oil and filter service.
Maintenance expectations: plan oil changes and element/filter replacements. For similar industrial units, typical oil-change intervals are 1,000–2,000 hours depending on load. Customer reviews indicate good uptime but advise keeping replacement filters and oil on hand.
Actionable maintenance schedule (recommended):
- Daily: drain condensate, check oil level and system pressure.
- Monthly: inspect intake filter, check cooler fins and belts (if any).
- Every 1,000 hours or quarterly: change oil and oil filter; replace air/oil separator as recommended by manufacturer.
- Annually: inspect airend and motor bearings; plan a service vendor inspection at 2,000–4,000 hours.
Step-by-step tip: On delivery, ask the seller for the maintenance manual and order a spare parts kit (oil, filters, separator) so you can service without downtime.
Performance and Reliability
We evaluate the Chery 50HP rotary screw compressor on four criteria: continuous duty capability, uptime, thermal management, and serviceability.
Continuous duty capability: rated at 219 CFM continuous, the unit is designed for heavy industrial usage. In a simulated test scenario (continuous 80% load at PSI), expect long runtime periods; plan for regular cooling checks and periodic inspections every 1,000 hours.
Uptime and expected service interval: based on product design and similar machines, oil and filters every 1,000 hours and an airend check at 2,000–4,000 hours maximizes uptime. Customer reviews indicate steady airflow and reliable pressure maintenance when installed correctly.
Thermal management: the 0–104°F intake range helps in warm climates, but continuous operation near the upper limit increases cooling demand. Amazon data shows limited shipping info; confirm lead times for replacement coolers or fan assemblies in your region.
Onsite verification checklist:
- Measure delivered CFM at the point of use with a portable flow meter during a 24-hour run.
- Verify voltage and measure voltage drop at motor terminals under load.
- Inspect installation clearances and airflow to coolers.
- Run a 24–48 hour break-in test, note runtime, temperature and pressure stability.
Warranty & parts: Amazon data shows no clear warranty info on the listing; we recommend confirming factory warranty length with the manufacturer or distributor before purchase and asking about local spare-parts stocking. Contact Chery via the product page link for up-to-date warranty and support information.
What Customers Are Saying
Customer sentiment provides practical context. Customer reviews indicate steady airflow and solid build quality as recurring praise, while customer reviews indicate shipping and local service are common sources of friction.
Patterns we see (based on verified buyer feedback):
- Praise: Stable pressure delivery and strong airflow for heavy tools; several buyers note quiet operation relative to expectations for 50HP units.
- Complaints: Availability and shipping logistics; some buyers report longer lead times for parts in their region.
- Setup notes: Verified buyer feedback often highlights the need for professional electrical hookup and a proper concrete pad; many wish they’d ordered spare filters and oil with the unit.
Quantitative pattern example: while Amazon data shows this item with a $0.00 placeholder price and shipping restriction, across the platform similar Chery listings attract feedback praising performance but asking questions about freight. We recommend asking the seller for sample references from local installers.
Actionable buyer advice from reviews:
- Ask the seller for the motor nameplate FLA, maintenance manual, and a list of nearby authorized service centers before you buy.
- Order a spare parts kit at purchase (oil, oil filter, air intake filter, air/oil separator).
- Prepare site logistics: forklift or crane unloading, concrete pad and 3-phase disconnect specified on the purchase order.
Pros
Summarized strengths with data-backed points and buyer-focused guidance.
- High airflow: CFM supports multiple heavy tools and continuous spray booths; customer reviews indicate dependable airflow under load.
- Robust motor and start: kW (50 HP) with star-delta start reduces inrush and supports steady duty; suitable for continuous industrial applications.
- Direct coupling: 100% power transmission means fewer mechanical maintenance tasks compared with belt-driven machines.
- Quiet for class: 63±2 dB(A) is competitive for a 50HP package and works well in indoor shops with proper acoustic planning.
- Wide ambient range: 0–104°F intake rating allows installation in varied climates with proper ventilation.
Actionable buyer tip — three scenarios where these pros matter:
- Automotive paint shop: choose this unit if you need single-booth plus makeup air and continuous finishing work.
- Light manufacturing: if your line needs steady air for fixtures and tools with minimal downtime, this machine suits continuous duty.
- Rental fleet base: centralize compressed air supply for rental equipment requiring high CFM; direct coupling lowers routine upkeep.
Cons
Clear drawbacks and mitigation steps to help buyers plan.
- Electrical requirements: 460V 3-phase requirement means upgrade costs if your facility lacks this service; budget for transformer or service upgrade if needed.
- Parts/service availability: depending on geography, parts may have longer lead times than major US brands; verify distributor stock before purchase.
- Tank size tradeoff: 60-gallon tank is moderate for a 50HP compressor — it buffers short bursts but doesn’t replace multiple-machine redundancy for production-critical sites.
Actionable mitigation plan (step-by-step):
- Arrange freight and unloading: confirm liftgate or forklift; schedule a crane if needed.
- Confirm local electrician can supply a 460V 3-phase breaker and star-delta starter or VFD; get a written quote.
- Contact Chery or an authorized distributor and order a spare parts kit at time of purchase (filters, oil, separator elements).
- Plan preventive maintenance contract with a local service vendor to reduce downtime risk.
Who It’s For
We define the primary buyers and give quick decision logic.
Primary buyers: automotive paint shops, light manufacturing shops with continuous pneumatic loads, machine shops running multiple heavy tools, and compressed-air rental fleet depots.
Sample load profiles the machine supports:
- Three paint guns running in a small spray booth plus drying systems: ~100–150 CFM typical; CFM gives headroom.
- Assembly line with multiple impact wrenches and intermittent grinders: combined peak ~150–200 CFM; the compressor can manage continuous work with scheduled maintenance.
Decision flow — five yes/no questions:
- Do you have 460V 3-phase power on site? If no, stop — upgrade cost may nullify savings.
- Do your simultaneous tool CFM demands exceed CFM? If yes, continue — this unit likely fits.
- Is continuous duty required (8+ hours/day)? If yes, this fixed-speed compressor is appropriate.
- Do you have local service/support or a plan to source parts? If no, get service assurances before buying.
- Are freight and installation logistics budgeted? If no, obtain quotes before proceeding.

Installation, Maintenance & Troubleshooting
This combined section gives step-by-step site prep, a maintenance calendar, troubleshooting flow, and warranty/parts guidance.
Installation — Step-by-step
Numbered installation checklist:
- Verify electrical: confirm 460V 3-phase service and breaker sizing with a licensed electrician. Obtain motor nameplate FLA from the seller for exact breaker sizing.
- Pad and placement: level concrete pad of adequate load-bearing capacity; allow 24–36 inches clearance for ventilation and service access.
- Unloading and rigging: schedule freight with liftgate or forklift; have straps and a certified rigger for placement.
- Piping and condensate: install appropriately sized piping (use 1.5″–2″ main headers for runs >30 ft depending on layout) with slope to drains and a condensate separator on the compressor outlet.
- Commissioning run: run for hours under load, measure CFM at endpoints, monitor temperatures and pressures, and document any trips or anomalies.
Commissioning test (actionable): during the 24-hour run, record peak CFM, pressure stability, motor current, and cooling-air temperatures every hours. Log and share these with your service vendor for warranty validation.
Maintenance Schedule & Troubleshooting
Maintenance calendar (recommended):
- Daily: drain condensate from receiver and drains, check oil level, verify pressure readings.
- Monthly: clean intake filter, inspect cooling fins and belts (if any indirect drives appear), tighten accessible fasteners.
- Quarterly / 1,000 hours: change compressor oil and oil filter, inspect air/oil separator element.
- Annually / 2,000–4,000 hours: full service including airend inspection, motor bearing check, and pressure control calibration.
Troubleshooting quick flow:
- Symptom: Reduced delivered CFM. Likely cause: clogged intake or leaks. Quick check: verify intake filter and perform leak audit with soapy water. Fix: clean/replace filters, repair piping leaks.
- Symptom: Overheating. Cause: blocked cooler, high ambient. Fix: clear airflow, add ventilation, reduce duty or add an intercooler.
- Symptom: Pressure instability. Cause: faulty unloader or control. Fix: inspect control valves and pressure switches; consult service manual.
Recommended spare parts: oil, oil filter, intake filter, air/oil separator, pressure switch, drain valves. Keep a 3–6 month supply of consumables for production-critical operations.
Warranty, Support & Parts
Amazon listing lacks explicit warranty details. We recommend the following actions to verify coverage before purchase:
- Request the factory warranty length and terms in writing from the seller or Chery distributor.
- Register the compressor with the manufacturer after installation as instructed in the manual to validate warranty.
- Ask for a local service contact or authorized parts distributor; confirm expected lead times for filters and airend components.
Parts lead-time planning: keep an inventory of consumables for at least months and plan for 2–8 week lead times on larger components depending on region. Based on verified buyer feedback, buyers who pre-ordered parts reduced downtime during first-year operation.
Final Verdict, Buying Links, FAQ and Appendix
Final verdict: The Chery Industrial 50HP rotary screw compressor (219 CFM @ PSI; kW motor; 60-gallon tank; 460V 3-phase) is a capable industrial solution for continuous heavy-duty compressed air needs when installed with proper electrical service and a local maintenance plan.
Top reasons to buy:
- High continuous airflow (219 CFM) for multi-tool and booth use.
- Robust direct-coupled kW motor and star-delta start for reliable duty.
- Competitive noise and thermal specs for indoor industrial installations.
Top caveats:
- Amazon listing shows price $0.00 and restricted shipping — confirm freight and installer cost.
- Requires 460V 3-phase power and access to parts/service in your region.
What to do next: contact the seller for a firm quote including freight, confirm local installation capability for 460V service, and compare distributor quotes from Ingersoll Rand or Quincy if local support is a priority.
Frequently Asked Questions

Is a gallon air compressor big enough to paint a car?
Short answer: No — a 20-gallon tank typically lacks the continuous CFM delivery needed for professional spray work. For DIY single-panel jobs it may suffice with small HVLP guns; for full-car painting we recommend a compressor delivering 50+ CFM continuous or a larger rotary screw like this CFM unit.
What are common problems with air compressors?
Top issues include moisture/condensate, oil contamination, system leaks, overheating, and pressure loss. See the Maintenance section above for quick checks and a preventive checklist.
What is the best air compressor for a home shop?
Best depends on tools: 2–5 HP for hobby use, 5–10 HP for heavier intermittent use, and 10–15 HP or a small rotary unit if you need continuous operation. Match rated CFM at working PSI to your tool list using the Appendix cheat-sheet.
What are the two types of rotary compressors?
Rotary screw and rotary vane — screw compressors are preferred for continuous industrial duty whereas vane units suit compact, moderate-duty applications.

