**Product Specifications for ARC-400 Inverter Welding Machine**
- **Model No.:** ARC-400
- **Model:** Arc400
- **Component:** MOSFET Welding Machine
- **MOSFET Number:** 40PCS 3878
- **Diodes Number:** 24PCS D92-02
- **Capacitor:** 8 PCS 400V/470UF
- **Switch:** 3P Air Switch
- **Transformers:** 6PCS
- **Trademark:** As Required
- **Transport Package:** Carton
- **Specification:** 562x303x467mm
- **Origin:** Shenzhen, China
- **HS Code:** 85153900
**Key Features of the MOSFET Inverter Welding Machine:**
- Reliable quality and stable performance with automatic voltage fluctuation compensation.
- High duty cycle, supports long-time welding with overheat and overload protection.
- Provides a steady arc, aesthetic weld seams, deep penetration, and minimal spatter, with power force compensation.
- Supports cellulose electrode welding.
- Easy arc start with independent control of arc-starting current.
**Technical Specifications:**
| **Parameter** | **Details** |
|--------------|-------------|
| **Model** | ARC-400 |
| **Input Power Voltage & Frequency (V, Hz)** | AC 380 (three-phase) ±15%, 50/60 |
| **Rated Input Power Capacity (KVA)** | 18 |
| **No-Load Voltage (V)** | 64 |
| **Output Current Range (A)** | 20–400 |
| **Rated Output Voltage (V)** | 36 |
| **Duty Cycle (%) (25°C)** | 60 |
| **No-Load Loss (W)** | 100 |
| **Efficiency (%)** | 85 |
| **Power Factor (cosφ)** | 0.93 |
| **Insulation Class** | F |
| **Weight (KG)** | 30 |
| **Overall Dimensions (mm)** | 562×303×467 |
| **Case Protection Degree** | IP21S |
| **Suitable Rod Diameter (mm)** | 1.6–5 |
The ARC-400 is a compact and powerful inverter welding machine designed for industrial use. It offers excellent performance, durability, and flexibility for various welding applications. The machine is ideal for professionals who require consistent and high-quality welds. Its advanced technology ensures efficient energy usage and reliable operation even under demanding conditions. Whether you're working on structural steel, automotive components, or other metal projects, the ARC-400 delivers outstanding results.


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