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Castair
CASTAIR 30-Gallon Industrial Air Compressor Generator Welder – GX390, 19.7 CFM @ 175 PSI, 5000W
- Regular price
- $10,800.00
- Regular price
- $10,800.00
Estimated shipping time
Estimated shipping time
Shipping for this item is governed by Forge Work Supply’s standard Shipping Policy.
We offer free shipping on most orders within the continental United States. Heavy freight items may have a freight handling fee or liftgate fee applied. Orders are typically processed within 1–2 business days, with estimated delivery in 4–7 business days, depending on carrier and destination.
All shipments include tracking and are insured against loss or damage.
For full details, including delivery issues, damage reporting, and carrier information, please review our complete
What is your Return and Refund Policy?
What is your Return and Refund Policy?
Returns and refunds for this item are subject to Forge Work Supply’s standard Return and Refund Policy.
Customers may request a return within 30 days of delivery, provided the item is unused, undamaged, and in its original packaging. Proof of purchase is required.
Change-of-mind returns may be subject to a restocking fee. Defective, damaged, incorrect, or lost items are eligible for a replacement or full refund, as applicable.
Refunds are issued to the original payment method after the returned item is received and inspected.
All-In-One Jobsite Powerhouse
Typically Ships in 7 Business Days
The CASTAIR 3-in-1 Compressor, Generator & Welder is built for serious jobsite performance. Powered by the legendary Honda GX390 engine, this unit combines high-output air, reliable power generation, and welding capability into one rugged system.
Designed for contractors and field work, it eliminates the need for multiple machines—saving space, setup time, and transport costs while delivering the performance you need to get the job done.
Key Features
- 3-in-1 System: Air compressor, generator, and DC arc welder in one unit
- Honda GX390 Engine: Proven reliability with recoil and electric start
- Two-Stage Cast Iron Pump (808 RPM): Runs cooler, quieter, and lasts longer
- 19.7 CFM @ 100 PSI: High airflow for demanding tools
- 5000W Generator (5500W Surge): Powers tools and equipment on-site
- 40A–240A DC Arc Welder: Handles a wide range of welding applications
- Heavy-Duty Internal Components: Built for long-term durability under load
Built for Jobsite & Field Use
This system is ideal for:
- Construction and contractor job sites
- Mobile welding operations
- Farm and ranch work
- Remote locations without power access
- Service trucks and field repairs
One machine handles air, power, and welding—making it a true all-in-one solution for mobile work.
Compressor System
- 808 RPM Two-Stage Pump: Lower heat, reduced wear, and extended life
- 24.7 CFM @ 0 PSI / 19.7 CFM @ 100 PSI
- Four-Ring Pistons: Improved efficiency and reduced oil carry-over
- Tapered Roller Bearings: Superior crankshaft support and durability
- Disc & Spring Valves: Efficient airflow and easy servicing
Generator & Power Output
- 5000 Watts Running / 5500 Watts Surge
- Two 115V (17A) outlets
- One 230V (23A) outlet
- Powers tools, lights, and jobsite equipment
Welding Capability
- 40A–240A DC Arc Welder
- Universal 50mm quick connectors
- Duty Cycle:
- 130A = 100%
- 180A = 60%
- 240A = 35%
Heavy-Duty Construction
- 30-Gallon ASME-Certified Tank: Powder-coated for durability
- Rigid Enclosed Belt Guard: Safe operation in rugged environments
- Copper / Stainless Discharge Tube: Handles heat under load
- Automotive-Style Air Filters: Clean intake air and quieter operation
- Oil Sight Glass: Easy monitoring for proper maintenance
Important Notes
- Battery and cables sold separately
- Designed for professional and industrial use
- Ships via freight due to size and weight (650 lbs)
Bottom Line
If you need maximum versatility on the jobsite, the CASTAIR 3-in-1 System delivers. With air, power, and welding capability in one machine, it’s built to handle demanding work anywhere—without relying on multiple pieces of equipment.
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CASTAIR Industrial 80-Gallon Air Compressor – 7.5HP, Vertical Tank, 1-Phase 230V, 24.8 CFM @ 175 PSI
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Vendor: Castair
CASTAIR Industrial 80-Gallon Air Compressor – 7.5HP, Vertical Tank, 1-Phase 230V, 28.1 CFM @ 175 PSI
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