RIX Industries 4VX4BG-17.5 4-Stage Oil-Free Helium/Air Mix Compressor – 60 SCFM / 3,300 PSIG

RIX Industries 4VX4BG-17.5 4-Stage Oil-Free Helium/Air Mix Compressor – 60 SCFM / 3,300 PSIG

This used RIX Industries 4VX4BG-17.5 is a 4-stage oil-free compressor rated for 60 SCFM with a 50 PSIG inlet pressure and 3,300 PSIG discharge pressure. The compressor is powered by a 40 HP motor and includes a control panel, air-cooled heat exchangers, modular cylinder design, and pressure-lubricated crankcase. ***This compressor is configured for helium/air mixture service only and is not suitable for pure helium service.

Technical Specifications

Manufacturer: RIX Industries

Model: 4VX4BG-17.5

Condition: Used

Gas Service: Helium (He)

Compression Stages: 4-Stage

Compression Type: Oil-Free

Flow Capacity: 60 SCFM

Inlet Pressure: 50 PSIG

Discharge Pressure: 3,300 PSIG

Motor: 40 HP

Operating Speed: 250–750 RPM

Cylinder Diameter Range: 0.5”–5.5”

Stroke: 4”

Heat Exchangers: Air-Cooled

Cylinder Design: Modular

Crankcase: Pressure-Lubricated

Crankcase Lubricant: Standard Automotive Engine Oil

Control Panel: Included

Normal Operating Pressures

Suction: 50 PSIG

1st Stage: 140 PSIG

2nd Stage: 400 PSIG

3rd Stage: 1,300 PSIG

4th Stage: 3,300 PSIG

Back Pressure Regulator (BPR): Approximately 500 PSIG

Relief Valve Settings

Suction: 75 PSIG

RV1: 250 PSIG

RV2: 600 PSIG

RV3: 1,500 PSIG

RV4: 3,500 PSIG

Operating Temperatures at 100°F Ambient

1st Stage: 320°F

2nd Stage: 330°F

3rd Stage: 340°F

4th Stage: 320°F

After-Coolers: Approximately 20°F Above Ambient

Safety & Shutdown Settings

Oil Pressure Shutdown: 25 PSI Falling

Discharge Pressure Stop: 3,300 PSI

Discharge Pressure Restart: 3,000 PSI

Suction Pressure Stop: 35 PSI Falling

3rd Stage High Gas Temperature Stop: 450°F

4th Stage High Gas Temperature Stop: 390°F

High Vibration Shutdown: Included

Dimensions & Weight

Bare Unit Dimensions: 41” W × 54” L × 36” H

Bare Unit Weight: Approximately 750 Lbs with Flywheel

Typical Packaged Dimensions: 46” W × 88” L × 43” H

Typical Packaged Weight: Approximately 2,000–3,000 Lbs

Pre-Purchase Inspections

We welcome pre-purchase inspections during normal business hours, by appointment only. If you’re planning to fly in to view or inspect the equipment in person, we are happy to arrange that with proper notice.

Shipping Arrangements

This unit is sold EXW (Ex Works) our Waxahachie, TX yard. The buyer is responsible for arranging and paying for all shipping and freight. We provide yard access for your carrier by appointment and will load units up to 15,000 lbs at no charge when scheduled in advance.

Payment Terms

Full payment is required before the release of any equipment. Lease and lease-to-own options are available.

A verifiable cashier’s check is required if paying in person. If you plan to use a third-party shipping company, a wire transfer must be completed and cleared in full before we release the equipment.

We always prefer to meet our customers in person, go over equipment features, discuss project needs, and answer any questions. Ensuring you receive the right support for your success is the key to a long-term relationship.

Contact Us

If you have any questions, please don’t hesitate to reach out. We’re happy to answer online inquiries or jump on a call to explore how any of our available equipment at GasEquipment4Sale can help support your project needs.