Bossweld Powerpulse 250PFC MIG Welder Dual Pulse Synergic Multi-Process Welding
Excludes GST
Achieve Cleaner Aluminium Welds and More Consistent Results Across Materials
The Bossweld MST 250PFC delivers consistent multi-material welding performance because its dual pulse MIG system controls heat input and arc stability throughout the weld cycle. When welding aluminium, this matters — excessive heat distorts thinner material and kills weld consistency. By pulsing current in a controlled pattern, the machine lets the puddle cool evenly between cycles, giving you cleaner bead appearance and more controlled penetration without constant manual adjustment. Synergic welding programs automatically adjust core parameters for different materials and wire types, so when you switch between aluminium, stainless, and mild steel you're not starting from scratch each time. Less manual tuning, faster stable arc, fewer wasted runs.
PWM and IGBT inverter technology smooth out power delivery and arc response under changing load conditions — relevant if you're running this on-site where input stability isn't guaranteed. Active PFC technology handles that variability and keeps the machine performing reliably regardless of power source quality.
The 100-job memory means your proven settings are saved and repeatable. For fabricators running recurring jobs, that's rework time eliminated. MIG, DC TIG, and MMA in one platform means fewer machine changes mid-workflow and more control across the full range of applications.
If you're tired of chasing consistency on aluminium or managing three machines for different processes, the MST 250PFC is built for exactly that problem.
Workflow Advantages
- Dual Pulse MIG Control — Helps you produce cleaner and more visually consistent welds on aluminium while giving you greater confidence on detailed fabrication work.
- Synergic Welding Programs — Allows you to move between different materials with less setup time and more predictable welding performance.
- Multi-Process Capability — Enables you to handle MIG, TIG and stick welding jobs from one machine without restructuring your workflow around multiple systems.
- 250A Output Capacity — Gives you the ability to take on heavier fabrication tasks and thicker materials with greater operational confidence.
- 100 JOB Memory Functions — Makes repeat production work faster and more consistent by allowing you to instantly recall proven welding settings.
- Active PFC Technology — Helps maintain stable machine performance across workshop and on-site power conditions so you can work with fewer interruptions.
- Spool Gun Compatibility — Expands your ability to handle aluminium fabrication work more effectively across a wider range of applications.
- IP23-Rated Construction — Gives you added confidence when operating in demanding workshop or site environments where durability matters.
- Lift Arc DC TIG Functionality — Enables more controlled TIG welding for precision fabrication tasks where weld appearance and control are important.
- 2T, 4T and Spot Weld Modes — Allows you to adapt the machine to different welding positions and production styles with greater workflow flexibility.
MIG
STICK
TIG
Why Kyro Machines Recommends Bossweld Equipment
Bossweld is an established Australian welding equipment brand recognised across fabrication, maintenance and workshop environments for producing practical inverter-based welding systems suited to professional use. The MST 250PFC combines multi-process capability, pulse MIG functionality and industrial-grade construction in a platform designed for workshops that regularly work across aluminium, stainless steel and mild steel applications.
At Kyro Machines, we selectively source equipment based on reliability, usability and suitability for real-world production environments. We focus on machines that offer practical long-term value for makers, fabrication businesses and manufacturing workflows. Australian-based support is available to help customers choose equipment that aligns with their workflow requirements and production goals.
Key Features
- Supports MIG/MAG, Pulse MIG, Dual Pulse MIG, MMA and DC TIG welding processes
- Dual pulse and synergic MIG modes for aluminium, mild steel, stainless steel and CuSi
- Up to 250A welding output
- Stores and recalls up to 100 welding job programs
- PWM and IGBT inverter technology
- Active PFC technology for improved power efficiency
- Supports 2T, 4T, S4T and spot welding modes
- Lift Arc TIG ignition with adjustable down slope control
- IP23-rated machine construction
- Spool gun compatible
Technical Specifications
View Full Specifications
General
- Product Type: Inverter-based MIG/MMA/TIG welding machine
- Input Voltage: 240V
- Output Current: Up to 250A
- Part Number: 660250
- Warranty: 2-year limited warranty
Welding Processes
- MIG/MAG
- Pulse MIG
- Dual Pulse MIG
- MMA (Stick)
- DC TIG
Duty Cycle
- 30% at peak amperage
Technology
- PWM technology
- IGBT inverter technology
- Active PFC technology
Welding Modes
- Pulse SYN
- Dual Pulse SYN
- Manual mode
- SYN function
- 2T
- 4T
- S4T
- Spot weld
Compatible Materials
- Aluminium
- Mild steel
- Stainless steel
- CuSi
TIG Functions
- Lift Arc ignition
- Adjustable down slope
- 2T / 4T trigger control
- Gas/air cooling mode
JOB Memory
- Stores up to 100 job records
Protection Rating
- IP23
Spool Gun Compatibility
- Spool gun ready
Plug Information
- Primary plug not fitted
- Plug must be fitted by a licensed electrician
What's in the Box
- BOSSWELD POWERPULSE 250PFC Inverter DC MIG Welder
- 3 metre 36 Series MIG Torch
- Welding cable with electrode holder
- Earth cable with earth clamp
- Gas Hose
- Dual Stage Argon Regulator
- Torch Spares
- Drive Roller (spare – not shown)
- Operating Manual (not shown)
Warranty and Returns
This product is backed by the manufacturer’s warranty. Kyro Machines provides further support and guidance to help troubleshoot any issues and assist with the warranty process where required.
Due to the nature of specialised equipment, returns are handled in accordance with our Returns & Warranty Policy. If you’re unsure whether this machine is the right fit, we recommend contacting us before purchasing so we can help you make an informed decision.
If this fits your workflow and gives you the capability to produce the results you’re aiming for, add it to your cart to get started.
If you need help choosing the right machine for your workflow or use case, contact us and we’ll help you find the right solution.