Processes
DC Stick (SMAW), MIG with wire feeder (GMAW), Flux-cored (FCAW), DC TIG (GTAW), Air carbon arc cutting and gouging (CAC-A)
Miller Stick / Engine-Drive Support
Bobcat 265 Air Pak
Bobcat 265 Air Pak is a gas engine-driven multiprocess welder with 265 A DC output, 11,000 W peak auxiliary power, integrated 30 cfm rotary-screw compressor, and 12/24 V battery charge/crank assist.
Stick (SMAW)MIG / FCAW with feederDC TIG (GTAW)Air carbon arc gougingOptional Spectrum plasma pathIntegrated Air Pak compressor
Welding range
CC Stick/TIG: 20 - 265 A. CV MIG/FCAW: 14 - 30 V.
Engine
Gasoline Kohler ECH749, 27 hp at 3,600 rpm
Auxiliary power
Single-phase. Peak: 11,000 W. Continuous: 9,500 W. Compressor: 30 cfm at 80-160 psi, 100% duty cycle.
Weight
570 lb. (259 kg)
Class
Heavy industrial engine-drive with Air Pak
Machine Packages
| Stock number | Catalog package |
|---|---|
| 907876 | Kohler engine with battery charge/crank assist |
Field Options and Service
Miller lists these options and service items for the Bobcat 265 Air Pak. Installation or engine/compressor fitment may apply.
| Part / stock | Item | Catalog note | Buy / lookup |
|---|---|---|---|
| 301741 | Electric Fuel Pump Field option |
Recommended for gas-engine operation above 5,000 feet; the sheet notes factory installation. | Search Amazon Site lookup |
| 300924 | Spark Arrestor Field option |
Required in some California grassland, brush, forest, and national-forest applications. Check local rules. | Search Amazon Site lookup |
| 301747 | Cold Weather Kit Compressor option |
Includes compressor oil sump and control block heaters. | Search Amazon Site lookup |
| 300491 | RTI Filter and Bracket Air filtration |
Removes water, dirt, and oil before air consumption. Use above 32 F and bypass in colder temperatures. | Search Amazon Site lookup |
| 300517 | Full KVA Adapter Cord Power adapter |
NEMA 14-50P to NEMA 6-50R adapter for common Millermatic and Spectrum 240 V plugs. | View on Amazon Site lookup |
| 119172 | Full KVA Plug NEMA 14-50P plug |
120/240 V, 50 A plug for the full KVA receptacle. | Search Amazon Site lookup |
| 294669 | Engine Tune-Up Kit Kohler engine service |
Includes air, fuel, and oil filters plus two spark plugs for the Kohler engine path. | Search Amazon Site lookup |
| 279120 | Air Compressor Tune-Up Kit Compressor service |
Includes oil filter, air filter, and oil separator. | Search Amazon Site lookup |
Machine Accessories
These accessories are called out in the supplied Bobcat 265 Air Pak document. Search links are buying paths, not verified exact listings.
| Part / stock | Item | Catalog note | Buy / lookup |
|---|---|---|---|
| 300422 | 25-foot Battery Charge / Jump Cables with Plug Battery accessory |
Listed separately for the 12/24 V battery charge and crank-assist feature. | Search Amazon Site lookup |
| 301730 | Protective Cover Machine cover |
Heavy-duty, water- and mildew-resistant cover for Bobcat 265 Air Pak and Trailblazer 330 Air Pak. | Search Amazon Site lookup |
| 301714 | Sun Shade Machine accessory |
Compatible with Bobcat 265 and Trailblazer 330 engine-driven welders. | Search Amazon Site lookup |
| 301742 | Screen Protector Kit Display accessory |
Compatible with Bobcat 265 and Trailblazer 330 engine-driven welders. | Search Amazon Site lookup |
Welding, Feeder, and Plasma Paths
Use these links when you are selecting the welding, feeder, spool-gun, stick-lead, or plasma equipment shown with the Bobcat 265 Air Pak.
| Part / stock | Item | Catalog note | Buy / lookup |
|---|---|---|---|
| 907838 | Millermatic 142 MIG welder path |
The sheet lists this portable MIG welder as an auxiliary-power path. | Search Amazon Site lookup Open 142 page |
| 907614 | Millermatic 211 MIG welder path |
The sheet lists the Millermatic 211 as an auxiliary-powered MIG welder path. | Search Amazon Site lookup Open 211 page |
| 951726001 | ArcReach SuitCase 8 with Bernard BTB Gun Portable feeder package |
300 A feeder package designed to run from arc voltage. | Search Amazon Site lookup Feeder support |
| 951727 | ArcReach SuitCase 8 with Bernard S-Gun Portable feeder package |
ArcReach SuitCase 8 package listed in the Bobcat 265 Air Pak accessory guide. | Search Amazon Site lookup Feeder support |
| 951728 | ArcReach SuitCase 8 with Bernard Dura-Flux Gun Portable feeder package |
ArcReach SuitCase 8 flux-cored package listed in the accessory guide. | Search Amazon Site lookup Feeder support |
| 130831 | Spoolmatic 30A Spool Gun MIG / aluminum spool gun |
30-foot cable; rated at 200 A, 100% duty cycle. | Search Amazon Site lookup Spool gun support |
| 300497 | Spoolmate 200 Spool Gun MIG / aluminum spool gun |
20-foot cable; rated at 160 A, 60% duty cycle. | Search Amazon Site lookup Spool gun support |
| 173851 | 2/0 Stick Cable Set, 50 ft. Stick welding leads |
50-foot electrode cable with holder and 50-foot work cable with clamp; 350 A, 100% duty cycle. | Search Amazon Site lookup Stick support |
| 043952 | 2/0 Stick Cable Set, 100/50 ft. Stick welding leads |
100-foot electrode cable and 50-foot work cable with clamp; 300 A, 100% duty cycle. | Search Amazon Site lookup Stick support |
| 907693 | Multimatic 215 Multiprocess welder path |
Portable MIG, TIG, or stick welding package listed in the accessory guide. | Search Amazon Site lookup Open 215 page |
| 907529 | Spectrum 375 X-TREME Plasma cutting path |
Optional Spectrum plasma cutter listed for the Bobcat 265 Air Pak platform. | Search Amazon Site lookup Plasma support |
| 907579 | Spectrum 625 X-TREME Plasma cutting path |
Optional Spectrum plasma cutter listed for the Bobcat 265 Air Pak platform. | Search Amazon Site lookup Plasma support |
| 907583 | Spectrum 875 Plasma cutting path |
Optional Spectrum plasma cutter listed in the Bobcat 265 Air Pak accessory guide. | Search Amazon Site lookup Plasma support |
Trailers and Jobsite Accessories
Miller also lists these trailer and jobsite accessories for the engine-drive platform.
| Part / stock | Item | Catalog note | Buy / lookup |
|---|---|---|---|
| 301438 | HWY-Mid Frame Trailer Trailer |
1,424 lb. capacity highway trailer with jack stand, fenders, lights, and dual hitch. | Search Amazon Site lookup Engine-drive support |
| 043826 | Cable Tree Trailer accessory |
Provides a place to wrap weld cables and extension cords. | Search Amazon Site lookup Engine-drive support |
| 301236 | 2-in-1 Document / Fire Extinguisher Holder Trailer accessory |
Stores documents and holds a five-pound fire extinguisher; extinguisher is not included. | Search Amazon Site lookup Engine-drive support |
Miller Catalog Accessories
These accessories are placed here only when the Miller catalog names this machine, torch, feeder, or family path. Verify plug style, voltage, package, and serial-specific details before ordering.
| Part | Accessory | Catalog fitment | Source / path |
|---|---|---|---|
| 300517 | Full KVA Adapter Cord | For Bobcat, Trailblazer, and Big Blue; adapts 120/240 V plug to common Millermatic and Spectrum 240 V plug. | View on Amazon Catalog p. 124 Open support path |
Full machine details
Welding Output
- CC Stick/TIG: 244 A at 29.8 V, 100% duty cycle
- CV MIG/FCAW: 260 A at 27 V, 100% duty cycle
Key Support Notes
- Integrated rotary-screw compressor
- Battery charge/crank assist
- 11,000-watt peak auxiliary power
- Standard Bobcat 265 weld technology plus Air Pak compressor
Dimensions
H: 27.02 in. / 31 in. to top of exhaust, W: 20.46 in., D: 51.88 in.
Source: Miller Bobcat 265 Air Pak literature ED/4.48, issued February 2025. Specs and accessory relationships on this page are based on the supplied Miller document. Confirm stock number, installation requirements, package contents, and current availability before ordering.
Approved Buy Links
OEM-backed Amazon Links
Full KVA adapter cord listed for Bobcat, Trailblazer, and Big Blue engine-drive models.
Part: 300517
View on Amazon