Keen Compressed Gas Co
Your Welding & Gas Experts Since 1919
Our rental and repair shop offers top-grade machines tailored to meet the needs of any industry and process. Whether you require equipment to supplement your existing systems, test new machinery before purchases, or need a temporary replacement while your own equipment is being repaired, we have you covered. We also provide optional delivery and technical support to ensure seamless operations.
With over 100 years of industry experience, our commitment to customer service is unmatched. We handle repairs for all types of welding machines and mobile power solutions, including Enpak and Vanair, and offer both in-shop and on-site repair options. Our repair services include preventative maintenance to keep your equipment in optimal condition. We provide detailed estimates and thorough explanations of the work performed, with our repair shop staff always available to address any questions or feedback. Trust us to deliver expert solutions backed by a century of dedicated services.
What are your challenges?

Need a temporary replacement while your equipment is repaired?
We offer a range of rentail equipment
More Info

Need help choosing a rental machine?
Our staff can help you choose the best option
More Info

Unable to bring your machine to our repair shop?
Ask about our pickup/delivery or on-site repair options
More Info

Need a non-abrasive & efficient way to clean your machinery?
Rent our ColdJet Dry Ice Blaster for a cleaner, non-abrasive option
More Info
Keen Compressed Gas Co
Rental Machines Available

Engine Driven Power Sources
- Bobcat™ 250 LP on Running Gear (fuel is LP Gas)
- Trailblazer® 325 EFI on Running Gear (fuel is Gas)
- Big Blue® 300 Pro or Big Blue® 350 Pro (on highway trailer; fuel is diesel)
- Big Blue® Air Pack (on highway trailer; fuel is diesel)

Constant Current (Stick) Power Sources
- Maxstar® 161 STH
- Maxstar® 210 DX
- CST™ 280
- XMT® 304 CC/CV
- XMT® 350 CC/CV

Constant Current (TIG) Power Sources
- Maxstar® 161 STH
- Maxstar® 210 DX
- Dynasty® 210 DX
- Dynasty® 350 TIG Runner
- Dynasty® 400 TIG Runner
- HF-251D-1

Multi-Operator Welding Systems
- CST™ 280 - 4 Rack
- XMT® 304 CC/CV - 4 Rack
- XMT® 304 CC/CV - 6 Rack
- XMT® 350 CC/CV - 4 Rack
- XMT® 350 CC/CV - 6 Rack

Constant Voltage (MIG) Power Sources
- Millermatic® 252
- Millermatic® 350P
- Millermatic® 350P w/ Aluma-Pro Gun (push-pull)
- XMT® 304 CC/CV w/22A Feeder
- XMT® 304 CC/CV w/XR™ Control and Aluma-Pro Gun (Push-Pull)
- XMT® 350 CC/CV w/22A Feeder

Constant Voltage (MIG) Power Sources
- XMT® 350 CC/CV w/XR™ Control and Aluma-Pro (Push-Pull)
- 22A Feeder w/Bernad Gun
- XR™ Control w/Aluma-Pro Gun (Push-Pull)
- X-Treme™ 12VS Feeder w/Bernard Gun
- Spoolmatic® 30A w/Control

Plasma Cutting Systems
- Powermax® 30
- Powermax® 45
- Powermax® 65
- Powermax® 85
- Powermax® 105

Fume Extraction Systems
- Miniflex®

Cylinder Storage
- 12 Cylinder - FH12302LS
- 8 Cylinder - HP08202S
- 16 Cylinder - HP16222S

Pipe Welding Equipment
- 2SA Pipe Cutter/Beveller
- 3SA Pipe Cutter/Beveller

Accessories
- HMD904 (hole size: 7/16 - 1 ½)
- HMD914 (hole size: 7/16 - 2 ½)
- Trac-Bug TRB-1000

Dry Ice Blasting
- ColdJet Aero2® ULTRA Series

Contact Us
Contact (302) 594-4555 for any specific questions or more information.

Important Note
*Images are for reference only and may not depict actual product available.
Keen Compressed Gas Co
Locations

New Castle Avenue Location
4063 New Castle Ave
New Castle, DE 19720
Phone: (302) 594-4555
Fax: (302) 594-0714
OPEN: Monday - Friday, 7:00AM to 5:00PM
CLOSED: Saturday - Sunday

New Tripoli/Allentown Location
7609 Route 309
New Tripoli, PA 18066
Phone: (610) 289-8475
Fax: (610) 298-8326
OPEN: Monday - Friday, 8:00AM to 5:00PM
CLOSED: Saturday - Sunday

Field Services Available for Specialized Equipment
Call (302) 594-4555 for more information

Contact us by email!
shop@keengas.com
What is the current wait time?
Our wait times vary throughout the year. Please contact us for accurate wait times.
What type of machines do you work on?
Generally, we can work on any brand we sell and then some. If you have a specific machine in mind, please contact our repair shop staff to get more information.
What is required to rent a machine?
You will need an account with credit authorization in good standing.
What if I can't get my machine to the repair shop?
Our trucks can pick up at any current account or Keen showroom. Ask about pick-up/delivery, or even on-site repairs for certain machines.
Do you offer calibration services?
New machine calibration, post repair calibration, and complete calibration on-site are all available options our repair shop offers.
Do you offer on-site preliminary maintenance services?
Yes! Our technician will clean, lubricate, function test, and can perform engine maintenance on-site.