Lincoln Ranger 305 LPG Engine Driven Welder (Kohler) One-Pak K3430-2

By: Lincoln Electric
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Choose the Ranger 305 LPG for those environments where gasoline and diesel emissions are not acceptable. Includes a liquid propane gas supply hose with coupler for easy connection to the liquid draw outlet of an LP-gas cylinder. The 10,000-watt peak single-phase AC generator powers motor starting, tools and inverter welders for extended range and process capability.

  • Top-of-the-line Kohler overhead valve (OHV) 25 HP Command® LPG engine
  • Digital weld meters monitor actual welding output
  • Built-in “hot” start for easier starts and restrikes

Multi-Process Welding
· Excellent DC multi-process welding for general purpose stick, downhill pipe (stick), TIG, cored-wire and MIG (CO2 and mixed gas).
· It's the only compact LPG welder in North America rated at 25V for 300 amps of stick or CV welding.
· CV wire welding with up to 5/64 in. (2.0 mm) diameter electrodes.

Digital Weld Meters
· Digital weld meters for amps and volts makes it easy to precisely pre-set your procedures and monitor actual welding output.

Superior Arc Performance
· Lincoln Electric Chopper Technology® provides easy starts, a smooth arc, low spatter and excellent bead appearance.

10,000 Watts Peak Single-Phase AC Generator Power
· 10,000 watts peak for motor starting.
· 9,000 watts continuous for high capacity needs such as a back-up generator, powering a Lincoln Electric Invertec® inverter welder. Also can be used for lights, a grinder or other power tools.
· AC generator voltage is constant at 120V or 240V at any weld dial setting.

Rugged Reliability
· Welding and AC Generator Outputs rated at 104ºF (40ºC).

25 HP Kohler LPG Engine
· LPG (Liquid Propane Gas) engine has plenty of horsepower. 


  • Multi-Process Welding
  • Digital Weld Meters
  • Superior Arc Performance
  • 10,000 Watts Peak Single-Phase AC Generator Power
  • 25 HP Kohler LPG Engine

What's Included

  • Order a Lincoln Electric One-Pak and get everything you need to complete a welding package - all with one order number. (Package is not assembled.)
  • Factory Undercarriage (Pneumatic) | K1770-2
  • LPG Tank Holder | K1745-2
  • Ranger® 305 LPG Engine Driven Welder (Kohler®) | K2937-1


Product Weights & Dimensions

Dimensions (H x W x D) 30 in x 21.5 in x 42.3 in (762 mm x 546 mm x 1073 mm)
Net Weight 604 lbs (274 kg)


Machines Processes Stick (SMAW)
Gouging (CAC-A)
Flux-Cored Self-Shielded (FCAW-S)
Flux-Cored Gas-Shielded (FCAW-G)
Max Rating 300A / 25V / 100% @ 104°F (40°C)
Output Range by Mode CC-Stick: 30 – 305 A,
Downhill Pipe (CC): 40-300 A,
Touch Start TIG: 20 – 250 A,
CV-Wire: 14 – 29 V,
Arc Gouging: 90 – 300 A
Rated Gouging Carbon Diameter 5/32 in (4.0 mm)
Machines Communication Technology analog

Engine Driven Welders

Single Phase Auxiliary Output 9000 Watts Continuous, 120/240V
Auxiliary Output Frequency 60 Hz
Receptacle Types NEMA 5-20R
NEMA 14-50R
Engine Brand & Model Kohler OHV Command CH730 LP
Engine Description 2 Cylinder Air-Cooled LP Engine
Engine Horsepower 25 HP
High Idle Operating Speed @ Rated Output 3600
Oil Capacity (qts.) 2.0
Oil Capacity (L) 1.9


Typical Application Construction
Construction & Field Erection
General Fabrication
Maintenance & Repair
Repair Welding
Structural Fabrication
Structural Welding


Warranty 3 Years Parts and Labor - Engine warranted separately by engine manufacturer