DLW330X2 Diesel-Powered Welder/Generator that delivers up to 34p amps during a single operation
This CC (Constant Curent) and CV (Constant Voltage) welder delivers up to 340 amps during single operation, or 200 amps to both outputs during dual operation. As a generator, this unit provides up to 10.5 kW of clean, 120/240 AC power. A digital panel display provides both amperage/voltage and troubleshooting information to the operator(s). Smart Stick, E-Mode, Arc Force are just some of the features of the DLW330X2 from Multiquip.
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- Delivers up to 340 amps as a welder with the convenience of 10.5 kW of AC power as a generator
- Dual operator output ability
- Can draw simultaneous AC power while welding
- Amazing voltage regulation @ 1.5% (+/-)
- Tier 4 final Kubota diesel - Model D902
- Arc Force control allows the operator to fine tune DC current during low voltage welding conditions which helps in preventing electrodes froms sticking during short arc length welding
- Smooth arc characteristics and more consistent, quality weld penetration
- E-mode improves fuel efficiency by allowing one operator to weld up to 200 amps while the engine maintains idle speeds. Two operators can also use this feature when the total amperage between both outputs does not exceed 200 amps.
- Smart Stick function automatically shuts the engine down during periods of no load. The operator only needs to tap the welding rod to the grounded work for the engine to restart, making restarts while in the rafters or hanging from the side of a skyscraper a breeze.
- SMAW, FCAW, GMAW, GTAW and ACAC welding processes
- Sound attenuated cabinet reduces noise output to 68 dBA @ 23'
- Full panel GFCI protection - OSHA and NEC compliant
- Options - Wire remotes, welding cable, cable carriers, tool box, trailers and cold weather items are available for this model.
| DC Voltage | CC: Single 31.2V, Dual 26.6 V | CV: Single 28V, Dual 22.3 V |
| DC Current | CC: Single 280, Dual 165 A | CV: Single 280, Dual 165 A |
| Current Range | Single 70-340, Dual 35-200 A | |
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Max Duty Cycle w/ Full Amps Availible |
100% @Single 280, Dual 165 A | |
| Welding Processes |
SMAW FCAW MGAW GTAW ACAC |
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| Fuel Tank Capacity | 9.5 gal | 36 L |
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Fuel Consumption at Rated Load |
1.1 gph | |
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AC Power Output (Single Phase) |
10.5 kW | |
| Cycle | 60 Hz | |
| Voltage | 120/240 V | |
| Amperage | 87.6/43.8 A | |
| Voltage Regulation | 1.5 % | |
| Receptacles |
NEMA 5-20R 125V GFCI 20A NEMA L5-30R 125V Twist-Lock 30A NEMA L6-30R 250V Twist-Lock 30A CS-6369 125/250VAC Twist-Lock 50A |
|
| Overall Length | 50.78 in | 1290 mm |
| Overall Width | 26.77 in | 680 mm |
| Overall Height | 33.07 in | 840 mm |
| Shipping Dimensions |
50.78 x 26.77 x 33.07 in 1290 x 680 x 840 mm |
|
| Operating Weight | 983 lb | 446 kg |
| Shipping Weight | 892.87 lb | 405 kg |
The DLW330X2 Diesel-Powered Welder/Generator is a top-tier industrial solution that stands out in both the welding and power generation markets thanks to its exceptional performance, robust durability, and innovative features. Delivering up to 340 amps of welding power and 10.5 kW of clean AC generator output, the DLW330X2 is a game-changer for construction professionals, welders, and contractors who need versatility and reliability in one compact unit. Whether on a remote jobsite or in demanding field conditions, this model excels in efficiency, productivity, and operational ease.
Key Features of the DLW330X2 Diesel-Powered Welder/Generator
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Offers up to 340 amps of welding power for single-operator use, or two operators can use the machine simultaneously with 200 amps each—making it ideal for job sites with multiple welders.
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Provides constant current (CC) and constant voltage (CV), supporting a broad range of welding processes, including SMAW (Stick), FCAW (Flux-cored), GMAW (MIG), GTAW (TIG), and ACAC (Air Carbon Arc Cutting).
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Equipped with advanced features such as Arc Force control, Smart Stick, and E-Mode to enhance efficiency, welding quality, and user safety.
Technical Specifications
| Feature | Specification |
|---|---|
| Welder Output | 340A (single), 200A (dual) |
| Generator Output | 10.5 kW clean AC power |
| Voltage | 120/240V, single phase |
| Current Range | Single: 70–340A; Dual: 35-200A |
| Duty Cycle | 100% @ 280A single, 100% @ 165A dual |
| Fuel Type | Diesel (Kubota D902, Tier 4 Final) |
| Fuel Tank | 9.5 gallons (optional trailer: 28 gal) |
| Sound Level | 68 dBA @ 23' |
| Dimensions | 50.78" L x 26.77" W x 33.07" H |
| Weight | Varies, typically under 1000 lbs |
Advanced Performance and Productivity
The DLW330X2 features a Tier 4 Final Kubota D902 diesel engine, known for fuel efficiency and reliability even in harsh conditions. Its acclaimed E-Mode function improves efficiency by allowing one operator to weld at up to 200 amps while the engine remains at idle speed, thus reducing fuel consumption and noise output. During downtime, Smart Stick technology shuts off the engine to minimize fuel wastage—simply tap the rod to restart, a convenience for welders in elevated or remote locations.
Precise Welding Control
Operators benefit from Arc Force control, which fine-tunes DC current to prevent electrode sticking, especially during challenging low-voltage or short-arc conditions. This feature ensures smoother arcs, better penetration, and consistent weld quality regardless of material thickness or atmospheric variables. The unit’s digital display simplifies setup by offering real-time amperage, voltage feedback, and troubleshooting indicators.
Simultaneous Welding and Power Generation
Unique to the DLW330X2 is its ability to handle simultaneous AC power generation while welding, so lights, power tools, or other equipment can run concurrently without sacrificing weld performance. With excellent voltage regulation at ±1.5%, connected electronics receive dependable, stable power on the toughest worksites.
Safety, Compliance, and Durability
The sound-attenuated cabinet keeps noise down to just 68 dBA at 23 feet, making it OSHA- and community-compliant for urban or night operations. Full-panel GFCI protection (meeting OSHA and NEC requirements) guards against accidental shock in high-risk environments. The unit is also designed for rugged durability, with options for weather protection, trailers, and wire remotes to further enhance field deployment flexibility.
User Experience and Convenience
Every detail in the DLW330X2 reflects professional jobsite needs:
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Large, easy-access fuel tank permits extended runtimes and reduced refueling frequency (1.1 gph consumption at full load).
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Compact design fits effortlessly in a truck bed or trailer, with ergonomic lifting and handling points.
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Maintenance points are easy to reach, further minimizing downtime between jobs.
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Selection of optional add-ons, such as remote controls, trailers with larger fuel tanks, and cable/tool storage, tailors the unit for specialized applications.
Versatility for Industrial and Construction Sites
The DLW330X2 excels wherever heavy-duty field welding and reliable auxiliary power are needed:
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Pipeline and structural steel welding
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Construction and infrastructure projects
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Remote or disaster response operations
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Facilities maintenance and on-the-go repairs
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Shipyards, heavy equipment, and fleet management
Receptacles and Power Outlets
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NEMA 5-20R 125V GFCI (20A)
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NEMA L5-30R 125V Twist-Lock (30A)
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NEMA L6-30R 250V Twist-Lock (30A)
This coverage ensures compatibility with virtually all standard jobsite equipment—power tools, lights, heaters, compressors, and more.
Rugged Build and Low Maintenance
Crafted with a robust steel frame and protected electrical panel, the DLW330X2 shrugs off vibration and jobsite abuse. Its Kubota engine is celebrated for long service intervals, low emissions, and ease of maintenance. The unit’s overall size—compact compared to the high power output—frees up valuable cargo space while delivering industrial-grade welding and generator functionality.
Additional Options and Accessories
Operators can further customize the DLW330X2 with:
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Trailering options with integrated extended-range fuel cells
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Cold weather kits for reliable cold starts
Why the DLW330X2 Diesel-Powered Welder/Generator is the Industry Choice
Professionals select the DLW330X2 because it combines high output, precise control, and steadfast durability in a single portable package. No more switching between machines or struggling with underpowered units. The dual-operator feature is especially valuable for busy sites, and the advanced engine technology supports strict environmental and noise mandates found across North America.
DLW330X2 Diesel-Powered Welder/Generator: Unmatched ROI
For forward-thinking businesses and trade professionals, the DLW330X2 maximizes return on investment by lowering fuel use, supporting two welders at once, and powering the entire jobsite with stable AC output. Minimal downtime, low maintenance costs, and rugged construction mean this model pays for itself quickly—even in challenging field settings.
Final Thoughts
With standout features, industry-best reliability, and broad user acclaim, the DLW330X2 Diesel-Powered Welder/Generator sets the standard for modern jobsite power and welding technology. For those demanding the best in both welding performance and auxiliary power, the DLW330X2 is the smart, future-proof investment.