Main Features
- Easy to operate and carry, economical, durable and reliable.
- Dual input voltage (single phase AC220V/AC380V) design to satisfy different usages.
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- Easy arc starting, stable arc welding, deep weld pool and excellent welding appearance.
- Adjustable hot striking arc current.
- Suitable for various acidic and alkaline welding rods.
- Especially suitable for welding carbon steel, stainless steel, low alloy steel and other metals.
Model
ARC-250
Rated input voltage (V)
1PH AC220/380V
220V
380V
Rated input power (KVA)
11
12.2
Rated input current (A)
47
37.5
No-load voltage (V)
84
76
Rated output
21.2-29.8
Output current (A)
30-250
Rated duty cycle (%)
 (40
ºC
,10min
)
40%
250A
100%
158A
Efficiency (%)
85
Power factor
0.93
Protection grade
IP21
Insulation grade
H
Net weight (KG)
13.8
Dimension of machine (mm)
382*154*292
Steel Welding DC MMA Welding Machine Selection Guide
Material
Sheet thickness   (mm)
Stick diameter    (mm)
Current range(A)
Model
Carbon steel
Stainless steel
Low alloy steel
1.5-5
2.2.5/3.25/3.2
20-140
ARC-140
1.5-10
2.5/3.2/4.0
20-160
ARC-160
1.5-10
2.5/3.2/4.0
20-200
ARC-200
1.5-15
2.5/3.2/4.0/5.0
20-250
ARC-250
2-20
2.5/3.2/4.0/5.0
20-400
ARC-400
≥16.0
5.0/6.0/8.0
20-600
ARC-630
Package & Shipping
Packaging Details: Carton package with inside plastic bag and foam / wooden packing / Packing according to customers requirements.
Delivery: within (25-30) days after confirmation of the deposit.
Company Information
Zhejiang ST welding machine has a number of inventions and patents, covering IGBT module, single-tube IGBT, MOSFET three series of welding and cutting equipment.
Continuous innovation, focus on quality, integrity management, and common development are the pursuit of Zhejiang ST Group. To provide customers with high-quality, reliable products and services is our eternal principle.
Our products are widely used in chemical, construction, light industry, machinery manufacturing, shipbuilding, metallurgy, automobile manufacturing, aerospace, and other professional fields.
FAQ
(Including pcbs with components, additional MOSFET/IGBT tube and components)
Contact:
Website: http://www.shunbian.cn/english/
Website On Alibaba: http://shunbian.en.alibaba.com/
Telephone: 0086-577-61679988
Fax: 0086-577-61679921
Mobile phone: +8615273363406
Address: Qiligang Industrial Park, Yueqing, Zhejiang, China. 325604
Model NO.: ARC-250 MMA Welding Machine
Rated Input Voltage: 1PH AC220/380V
Efficiency: 85%
Power Factor: 0.93
Protection Grade: IP21
Insulation Grade: H
Name: MMA Welding Machine
Color: Red or as Required
Certificate: CE
OEM/ODM: Available
Application: MMA Welding
Trademark: ST
Transport Package: Carton
Specification: 382*154*393
Origin: Zhejiang, China
HS Code: 8515319900
Steel Welding DC MMA Welding Machine Arc-250
1. Q: Are you a factory or trading company?
A: We are a factory; our main products are welding machines, and voltage regulators/transformers.
2. Q: How many days for mass producing?
A: It will take 30 days after confirming the order.
3. Q: Can you do OEM?
A: Yes, we can do OEM/ODM.
4. Q: Will you provide spare parts?
A: We will provide 2% free spare parts for our customers if the order is no less than 20GP.
5. Q: What's your guarantee period?
A: We offer a 1-year warranty for our welding machine.
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September 04, 2025